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Diffstat (limited to 'Ada95/aclocal.m4')
| -rw-r--r-- | Ada95/aclocal.m4 | 3458 |
1 files changed, 3458 insertions, 0 deletions
diff --git a/Ada95/aclocal.m4 b/Ada95/aclocal.m4 new file mode 100644 index 000000000000..99a89cec0b16 --- /dev/null +++ b/Ada95/aclocal.m4 @@ -0,0 +1,3458 @@ +dnl*************************************************************************** +dnl Copyright (c) 2010,2011 Free Software Foundation, Inc. * +dnl * +dnl Permission is hereby granted, free of charge, to any person obtaining a * +dnl copy of this software and associated documentation files (the * +dnl "Software"), to deal in the Software without restriction, including * +dnl without limitation the rights to use, copy, modify, merge, publish, * +dnl distribute, distribute with modifications, sublicense, and/or sell * +dnl copies of the Software, and to permit persons to whom the Software is * +dnl furnished to do so, subject to the following conditions: * +dnl * +dnl The above copyright notice and this permission notice shall be included * +dnl in all copies or substantial portions of the Software. * +dnl * +dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * +dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * +dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * +dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * +dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * +dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * +dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. * +dnl * +dnl Except as contained in this notice, the name(s) of the above copyright * +dnl holders shall not be used in advertising or otherwise to promote the * +dnl sale, use or other dealings in this Software without prior written * +dnl authorization. * +dnl*************************************************************************** +dnl +dnl Author: Thomas E. Dickey +dnl +dnl $Id: aclocal.m4,v 1.20 2011/01/22 19:46:50 tom Exp $ +dnl Macros used in NCURSES Ada95 auto-configuration script. +dnl +dnl These macros are maintained separately from NCURSES. The copyright on +dnl this file applies to the aggregation of macros and does not affect use of +dnl these macros in other applications. +dnl +dnl See http://invisible-island.net/autoconf/ for additional information. +dnl +dnl --------------------------------------------------------------------------- +dnl --------------------------------------------------------------------------- +dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07 +dnl ------------------- +dnl Construct the list of include-options for the C programs in the Ada95 +dnl binding. +AC_DEFUN([CF_ADA_INCLUDE_DIRS], +[ +ACPPFLAGS="-I. -I../include -I../../include $ACPPFLAGS" +if test "$srcdir" != "."; then + ACPPFLAGS="-I\${srcdir}/../../include $ACPPFLAGS" +fi +if test "$GCC" != yes; then + ACPPFLAGS="$ACPPFLAGS -I\${includedir}" +elif test "$includedir" != "/usr/include"; then + if test "$includedir" = '${prefix}/include' ; then + if test $prefix != /usr ; then + ACPPFLAGS="$ACPPFLAGS -I\${includedir}" + fi + else + ACPPFLAGS="$ACPPFLAGS -I\${includedir}" + fi +fi +AC_SUBST(ACPPFLAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_ADAFLAGS version: 1 updated: 2010/06/19 15:22:18 +dnl --------------- +dnl Add to $ADAFLAGS, which is substituted into makefile and scripts. +AC_DEFUN([CF_ADD_ADAFLAGS],[ + ADAFLAGS="$ADAFLAGS $1" + AC_SUBST(ADAFLAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42 +dnl ------------- +dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS +dnl The second parameter if given makes this macro verbose. +dnl +dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS, +dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily +dnl confused by the quotes (which require backslashes to keep them usable). +AC_DEFUN([CF_ADD_CFLAGS], +[ +cf_fix_cppflags=no +cf_new_cflags= +cf_new_cppflags= +cf_new_extra_cppflags= + +for cf_add_cflags in $1 +do +case $cf_fix_cppflags in +no) + case $cf_add_cflags in #(vi + -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi + case $cf_add_cflags in + -D*) + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=yes + + if test $cf_fix_cppflags = yes ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + elif test "${cf_tst_cflags}" = "\"'" ; then + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + continue + fi + ;; + esac + case "$CPPFLAGS" in + *$cf_add_cflags) #(vi + ;; + *) #(vi + case $cf_add_cflags in #(vi + -D*) + cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` + CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags) + ;; + esac + cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + ;; + esac + ;; + *) + cf_new_cflags="$cf_new_cflags $cf_add_cflags" + ;; + esac + ;; +yes) + cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + + cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'` + + test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + && test -z "${cf_tst_cflags}" \ + && cf_fix_cppflags=no + ;; +esac +done + +if test -n "$cf_new_cflags" ; then + ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)]) + CFLAGS="$CFLAGS $cf_new_cflags" +fi + +if test -n "$cf_new_cppflags" ; then + ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)]) + CPPFLAGS="$CPPFLAGS $cf_new_cppflags" +fi + +if test -n "$cf_new_extra_cppflags" ; then + ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)]) + EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" +fi + +AC_SUBST(EXTRA_CPPFLAGS) + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57 +dnl ------------- +dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's +dnl redundant. We don't normally need to add -I/usr/local/include for gcc, +dnl but old versions (and some misinstalled ones) need that. To make things +dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to +dnl the include-path). +AC_DEFUN([CF_ADD_INCDIR], +[ +if test -n "$1" ; then + for cf_add_incdir in $1 + do + while test $cf_add_incdir != /usr/include + do + if test -d $cf_add_incdir + then + cf_have_incdir=no + if test -n "$CFLAGS$CPPFLAGS" ; then + # a loop is needed to ensure we can add subdirs of existing dirs + for cf_test_incdir in $CFLAGS $CPPFLAGS ; do + if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then + cf_have_incdir=yes; break + fi + done + fi + + if test "$cf_have_incdir" = no ; then + if test "$cf_add_incdir" = /usr/local/include ; then + if test "$GCC" = yes + then + cf_save_CPPFLAGS=$CPPFLAGS + CPPFLAGS="$CPPFLAGS -I$cf_add_incdir" + AC_TRY_COMPILE([#include <stdio.h>], + [printf("Hello")], + [], + [cf_have_incdir=yes]) + CPPFLAGS=$cf_save_CPPFLAGS + fi + fi + fi + + if test "$cf_have_incdir" = no ; then + CF_VERBOSE(adding $cf_add_incdir to include-path) + ifelse([$2],,CPPFLAGS,[$2])="$ifelse([$2],,CPPFLAGS,[$2]) -I$cf_add_incdir" + + cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'` + test "$cf_top_incdir" = "$cf_add_incdir" && break + cf_add_incdir="$cf_top_incdir" + else + break + fi + fi + done + done +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_LIB version: 2 updated: 2010/06/02 05:03:05 +dnl ---------- +dnl Add a library, used to enforce consistency. +dnl +dnl $1 = library to add, without the "-l" +dnl $2 = variable to update (default $LIBS) +AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57 +dnl ------------- +dnl Adds to the library-path +dnl +dnl Some machines have trouble with multiple -L options. +dnl +dnl $1 is the (list of) directory(s) to add +dnl $2 is the optional name of the variable to update (default LDFLAGS) +dnl +AC_DEFUN([CF_ADD_LIBDIR], +[ +if test -n "$1" ; then + for cf_add_libdir in $1 + do + if test $cf_add_libdir = /usr/lib ; then + : + elif test -d $cf_add_libdir + then + cf_have_libdir=no + if test -n "$LDFLAGS$LIBS" ; then + # a loop is needed to ensure we can add subdirs of existing dirs + for cf_test_libdir in $LDFLAGS $LIBS ; do + if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then + cf_have_libdir=yes; break + fi + done + fi + if test "$cf_have_libdir" = no ; then + CF_VERBOSE(adding $cf_add_libdir to library-path) + ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])" + fi + fi + done +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05 +dnl ----------- +dnl Add one or more libraries, used to enforce consistency. +dnl +dnl $1 = libraries to add, with the "-l", etc. +dnl $2 = variable to update (default $LIBS) +AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12 +dnl ------------------ +dnl Append to a search-list for a nonstandard header/lib-file +dnl $1 = the variable to return as result +dnl $2 = the package name +dnl $3 = the subdirectory, e.g., bin, include or lib +dnl $4 = the directory under which we will test for subdirectories +dnl $5 = a directory that we do not want $4 to match +AC_DEFUN([CF_ADD_SUBDIR_PATH], +[ +test "$4" != "$5" && \ +test -d "$4" && \ +ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) { + test -n "$verbose" && echo " ... testing for $3-directories under $4" + test -d $4/$3 && $1="[$]$1 $4/$3" + test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2" + test -d $4/$3/$2/$3 && $1="[$]$1 $4/$3/$2/$3" + test -d $4/$2/$3 && $1="[$]$1 $4/$2/$3" + test -d $4/$2/$3/$2 && $1="[$]$1 $4/$2/$3/$2" +} +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ANSI_CC_CHECK version: 10 updated: 2010/10/23 15:52:32 +dnl ---------------- +dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES' +dnl in the sharutils 4.2 distribution. +AC_DEFUN([CF_ANSI_CC_CHECK], +[ +AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[ +cf_cv_ansi_cc=no +cf_save_CFLAGS="$CFLAGS" +cf_save_CPPFLAGS="$CPPFLAGS" +# Don't try gcc -ansi; that turns off useful extensions and +# breaks some systems' header files. +# AIX -qlanglvl=ansi +# Ultrix and OSF/1 -std1 +# HP-UX -Aa -D_HPUX_SOURCE +# SVR4 -Xc +# UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes) +for cf_arg in "-DCC_HAS_PROTOS" \ + "" \ + -qlanglvl=ansi \ + -std1 \ + -Ae \ + "-Aa -D_HPUX_SOURCE" \ + -Xc +do + CF_ADD_CFLAGS($cf_arg) + AC_TRY_COMPILE( +[ +#ifndef CC_HAS_PROTOS +#if !defined(__STDC__) || (__STDC__ != 1) +choke me +#endif +#endif +],[ + int test (int i, double x); + struct s1 {int (*f) (int a);}; + struct s2 {int (*f) (double a);};], + [cf_cv_ansi_cc="$cf_arg"; break]) +done +CFLAGS="$cf_save_CFLAGS" +CPPFLAGS="$cf_save_CPPFLAGS" +]) + +if test "$cf_cv_ansi_cc" != "no"; then +if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then + CF_ADD_CFLAGS($cf_cv_ansi_cc) +else + AC_DEFINE(CC_HAS_PROTOS) +fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54 +dnl --------------- +dnl For programs that must use an ANSI compiler, obtain compiler options that +dnl will make it recognize prototypes. We'll do preprocessor checks in other +dnl macros, since tools such as unproto can fake prototypes, but only part of +dnl the preprocessor. +AC_DEFUN([CF_ANSI_CC_REQD], +[AC_REQUIRE([CF_ANSI_CC_CHECK]) +if test "$cf_cv_ansi_cc" = "no"; then + AC_MSG_ERROR( +[Your compiler does not appear to recognize prototypes. +You have the following choices: + a. adjust your compiler options + b. get an up-to-date compiler + c. use a wrapper such as unproto]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_AR_FLAGS version: 5 updated: 2010/05/20 20:24:29 +dnl ----------- +dnl Check for suitable "ar" (archiver) options for updating an archive. +AC_DEFUN([CF_AR_FLAGS],[ +AC_REQUIRE([CF_PROG_AR]) + +AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[ + cf_cv_ar_flags=unknown + for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv + do + + # check if $ARFLAGS already contains this choice + if test "x$ARFLAGS" != "x" ; then + cf_check_ar_flags=`echo "x$ARFLAGS" | sed -e "s/$cf_ar_flags\$//" -e "s/$cf_ar_flags / /"` + if test "x$ARFLAGS" != "$cf_check_ar_flags" ; then + cf_cv_ar_flags= + break + fi + fi + + rm -f conftest.$ac_cv_objext + rm -f conftest.a + + cat >conftest.$ac_ext <<EOF +#line __oline__ "configure" +int testdata[[3]] = { 123, 456, 789 }; +EOF + if AC_TRY_EVAL(ac_compile) ; then + echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&AC_FD_CC + $AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null + if test -f conftest.a ; then + cf_cv_ar_flags=$cf_ar_flags + break + fi + else + CF_VERBOSE(cannot compile test-program) + break + fi + done + rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext +]) + +if test -n "$ARFLAGS" ; then + if test -n "$cf_cv_ar_flags" ; then + ARFLAGS="$ARFLAGS $cf_cv_ar_flags" + fi +else + ARFLAGS=$cf_cv_ar_flags +fi + +AC_SUBST(ARFLAGS) +]) +dnl --------------------------------------------------------------------------- +dnl CF_BUILD_CC version: 6 updated: 2006/10/14 15:23:15 +dnl ----------- +dnl If we're cross-compiling, allow the user to override the tools and their +dnl options. The configure script is oriented toward identifying the host +dnl compiler, etc., but we need a build compiler to generate parts of the +dnl source. +dnl +dnl $1 = default for $CPPFLAGS +dnl $2 = default for $LIBS +AC_DEFUN([CF_BUILD_CC],[ +AC_REQUIRE([CF_PROG_EXT]) +if test "$cross_compiling" = yes ; then + + # defaults that we might want to override + : ${BUILD_CFLAGS:=''} + : ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'} + : ${BUILD_LDFLAGS:=''} + : ${BUILD_LIBS:='ifelse([$2],,,[$2])'} + : ${BUILD_EXEEXT:='$x'} + : ${BUILD_OBJEXT:='o'} + + AC_ARG_WITH(build-cc, + [ --with-build-cc=XXX the build C compiler ($BUILD_CC)], + [BUILD_CC="$withval"], + [AC_CHECK_PROGS(BUILD_CC, gcc cc cl)]) + AC_MSG_CHECKING(for native build C compiler) + AC_MSG_RESULT($BUILD_CC) + + AC_MSG_CHECKING(for native build C preprocessor) + AC_ARG_WITH(build-cpp, + [ --with-build-cpp=XXX the build C preprocessor ($BUILD_CPP)], + [BUILD_CPP="$withval"], + [BUILD_CPP='${BUILD_CC} -E']) + AC_MSG_RESULT($BUILD_CPP) + + AC_MSG_CHECKING(for native build C flags) + AC_ARG_WITH(build-cflags, + [ --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)], + [BUILD_CFLAGS="$withval"]) + AC_MSG_RESULT($BUILD_CFLAGS) + + AC_MSG_CHECKING(for native build C preprocessor-flags) + AC_ARG_WITH(build-cppflags, + [ --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)], + [BUILD_CPPFLAGS="$withval"]) + AC_MSG_RESULT($BUILD_CPPFLAGS) + + AC_MSG_CHECKING(for native build linker-flags) + AC_ARG_WITH(build-ldflags, + [ --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)], + [BUILD_LDFLAGS="$withval"]) + AC_MSG_RESULT($BUILD_LDFLAGS) + + AC_MSG_CHECKING(for native build linker-libraries) + AC_ARG_WITH(build-libs, + [ --with-build-libs=XXX the build libraries (${BUILD_LIBS})], + [BUILD_LIBS="$withval"]) + AC_MSG_RESULT($BUILD_LIBS) + + # this assumes we're on Unix. + BUILD_EXEEXT= + BUILD_OBJEXT=o + + : ${BUILD_CC:='${CC}'} + + if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then + AC_MSG_ERROR([Cross-build requires two compilers. +Use --with-build-cc to specify the native compiler.]) + fi + +else + : ${BUILD_CC:='${CC}'} + : ${BUILD_CPP:='${CPP}'} + : ${BUILD_CFLAGS:='${CFLAGS}'} + : ${BUILD_CPPFLAGS:='${CPPFLAGS}'} + : ${BUILD_LDFLAGS:='${LDFLAGS}'} + : ${BUILD_LIBS:='${LIBS}'} + : ${BUILD_EXEEXT:='$x'} + : ${BUILD_OBJEXT:='o'} +fi + +AC_SUBST(BUILD_CC) +AC_SUBST(BUILD_CPP) +AC_SUBST(BUILD_CFLAGS) +AC_SUBST(BUILD_CPPFLAGS) +AC_SUBST(BUILD_LDFLAGS) +AC_SUBST(BUILD_LIBS) +AC_SUBST(BUILD_EXEEXT) +AC_SUBST(BUILD_OBJEXT) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CFG_DEFAULTS version: 7 updated: 2005/09/24 16:15:00 +dnl --------------- +dnl Determine the default configuration into which we'll install ncurses. This +dnl can be overridden by the user's command-line options. There's two items to +dnl look for: +dnl 1. the prefix (e.g., /usr) +dnl 2. the header files (e.g., /usr/include/ncurses) +dnl We'll look for a previous installation of ncurses and use the same defaults. +dnl +dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and +dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's +dnl programs from a vendor's. +AC_DEFUN([CF_CFG_DEFAULTS], +[ +AC_MSG_CHECKING(for prefix) +if test "x$prefix" = "xNONE" ; then + case "$cf_cv_system_name" in + # non-vendor systems don't have a conflict + openbsd*|freebsd*|linux*|cygwin*|k*bsd*-gnu) + prefix=/usr + ;; + *) prefix=$ac_default_prefix + ;; + esac +fi +AC_MSG_RESULT($prefix) + +if test "x$prefix" = "xNONE" ; then +AC_MSG_CHECKING(for default include-directory) +test -n "$verbose" && echo 1>&AC_FD_MSG +for cf_symbol in \ + $includedir \ + $includedir/ncurses \ + $prefix/include \ + $prefix/include/ncurses \ + /usr/local/include \ + /usr/local/include/ncurses \ + /usr/include \ + /usr/include/ncurses +do + cf_dir=`eval echo $cf_symbol` + if test -f $cf_dir/curses.h ; then + if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then + includedir="$cf_symbol" + test -n "$verbose" && echo $ac_n " found " 1>&AC_FD_MSG + break + fi + fi + test -n "$verbose" && echo " tested $cf_dir" 1>&AC_FD_MSG +done +AC_MSG_RESULT($includedir) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59 +dnl -------------- +dnl Check if we're accidentally using a cache from a different machine. +dnl Derive the system name, as a check for reusing the autoconf cache. +dnl +dnl If we've packaged config.guess and config.sub, run that (since it does a +dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow +dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM +dnl which is useful in cross-compiles. +dnl +dnl Note: we would use $ac_config_sub, but that is one of the places where +dnl autoconf 2.5x broke compatibility with autoconf 2.13 +AC_DEFUN([CF_CHECK_CACHE], +[ +if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then + ifelse([$1],,[AC_CANONICAL_HOST],[$1]) + system_name="$host_os" +else + system_name="`(uname -s -r) 2>/dev/null`" + if test -z "$system_name" ; then + system_name="`(hostname) 2>/dev/null`" + fi +fi +test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name") +AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"]) + +test -z "$system_name" && system_name="$cf_cv_system_name" +test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name) + +if test ".$system_name" != ".$cf_cv_system_name" ; then + AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)) + AC_MSG_ERROR("Please remove config.cache and try again.") +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CURSES_HEADER version: 2 updated: 2010/04/28 06:02:16 +dnl ---------------- +dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common +dnl variations of ncurses' installs. +dnl +dnl $1 = ncurses when looking for ncurses, or is empty +AC_DEFUN([CF_CURSES_HEADER],[ +AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[ +cf_cv_ncurses_header=none +for cf_header in ifelse($1,,,[ \ + $1/curses.h \ + $1/ncurses.h]) \ + curses.h \ + ncurses.h ifelse($1,,[ncurses/curses.h ncurses/ncurses.h]) +do +AC_TRY_COMPILE([#include <${cf_header}>], + [initscr(); tgoto("?", 0,0)], + [cf_cv_ncurses_header=$cf_header; break],[]) +done +]) + +if test "$cf_cv_ncurses_header" = none ; then + AC_MSG_ERROR(No curses header-files found) +fi + +# cheat, to get the right #define's for HAVE_NCURSES_H, etc. +AC_CHECK_HEADERS($cf_cv_ncurses_header) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52 +dnl ---------- +dnl "dirname" is not portable, so we fake it with a shell script. +AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl +dnl --------------------------------------------------------------------------- +dnl CF_FIND_LIBRARY version: 9 updated: 2008/03/23 14:48:54 +dnl --------------- +dnl Look for a non-standard library, given parameters for AC_TRY_LINK. We +dnl prefer a standard location, and use -L options only if we do not find the +dnl library in the standard library location(s). +dnl $1 = library name +dnl $2 = library class, usually the same as library name +dnl $3 = includes +dnl $4 = code fragment to compile/link +dnl $5 = corresponding function-name +dnl $6 = flag, nonnull if failure should not cause an error-exit +dnl +dnl Sets the variable "$cf_libdir" as a side-effect, so we can see if we had +dnl to use a -L option. +AC_DEFUN([CF_FIND_LIBRARY], +[ + eval 'cf_cv_have_lib_'$1'=no' + cf_libdir="" + AC_CHECK_FUNC($5, + eval 'cf_cv_have_lib_'$1'=yes',[ + cf_save_LIBS="$LIBS" + AC_MSG_CHECKING(for $5 in -l$1) + LIBS="-l$1 $LIBS" + AC_TRY_LINK([$3],[$4], + [AC_MSG_RESULT(yes) + eval 'cf_cv_have_lib_'$1'=yes' + ], + [AC_MSG_RESULT(no) + CF_LIBRARY_PATH(cf_search,$2) + for cf_libdir in $cf_search + do + AC_MSG_CHECKING(for -l$1 in $cf_libdir) + LIBS="-L$cf_libdir -l$1 $cf_save_LIBS" + AC_TRY_LINK([$3],[$4], + [AC_MSG_RESULT(yes) + eval 'cf_cv_have_lib_'$1'=yes' + break], + [AC_MSG_RESULT(no) + LIBS="$cf_save_LIBS"]) + done + ]) + ]) +eval 'cf_found_library=[$]cf_cv_have_lib_'$1 +ifelse($6,,[ +if test $cf_found_library = no ; then + AC_MSG_ERROR(Cannot link $1 library) +fi +]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02 +dnl --------------- +dnl Find a library (specifically the linkage used in the code fragment), +dnl searching for it if it is not already in the library path. +dnl See also CF_ADD_SEARCHPATH. +dnl +dnl Parameters (4-on are optional): +dnl $1 = headers for library entrypoint +dnl $2 = code fragment for library entrypoint +dnl $3 = the library name without the "-l" option or ".so" suffix. +dnl $4 = action to perform if successful (default: update CPPFLAGS, etc) +dnl $5 = action to perform if not successful +dnl $6 = module name, if not the same as the library name +dnl $7 = extra libraries +dnl +dnl Sets these variables: +dnl $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found +dnl $cf_cv_header_path_$3 - include-directory if needed +dnl $cf_cv_library_path_$3 - library-directory if needed +dnl $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3 +AC_DEFUN([CF_FIND_LINKAGE],[ + +# If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these +# will be set on completion of the AC_TRY_LINK below. +cf_cv_header_path_$3= +cf_cv_library_path_$3= + +CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)]) + +cf_save_LIBS="$LIBS" + +AC_TRY_LINK([$1],[$2],[ + cf_cv_find_linkage_$3=yes + cf_cv_header_path_$3=/usr/include + cf_cv_library_path_$3=/usr/lib +],[ + +LIBS="-l$3 $7 $cf_save_LIBS" + +AC_TRY_LINK([$1],[$2],[ + cf_cv_find_linkage_$3=yes + cf_cv_header_path_$3=/usr/include + cf_cv_library_path_$3=/usr/lib + cf_cv_library_file_$3="-l$3" +],[ + cf_cv_find_linkage_$3=no + LIBS="$cf_save_LIBS" + + CF_VERBOSE(find linkage for $3 library) + CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)]) + + cf_save_CPPFLAGS="$CPPFLAGS" + cf_test_CPPFLAGS="$CPPFLAGS" + + CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6])) + for cf_cv_header_path_$3 in $cf_search + do + if test -d $cf_cv_header_path_$3 ; then + CF_VERBOSE(... testing $cf_cv_header_path_$3) + CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3" + AC_TRY_COMPILE([$1],[$2],[ + CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3) + cf_cv_find_linkage_$3=maybe + cf_test_CPPFLAGS="$CPPFLAGS" + break],[ + CPPFLAGS="$cf_save_CPPFLAGS" + ]) + fi + done + + if test "$cf_cv_find_linkage_$3" = maybe ; then + + CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)]) + + cf_save_LIBS="$LIBS" + cf_save_LDFLAGS="$LDFLAGS" + + ifelse([$6],,,[ + CPPFLAGS="$cf_test_CPPFLAGS" + LIBS="-l$3 $7 $cf_save_LIBS" + AC_TRY_LINK([$1],[$2],[ + CF_VERBOSE(... found $3 library in system) + cf_cv_find_linkage_$3=yes]) + CPPFLAGS="$cf_save_CPPFLAGS" + LIBS="$cf_save_LIBS" + ]) + + if test "$cf_cv_find_linkage_$3" != yes ; then + CF_LIBRARY_PATH(cf_search,$3) + for cf_cv_library_path_$3 in $cf_search + do + if test -d $cf_cv_library_path_$3 ; then + CF_VERBOSE(... testing $cf_cv_library_path_$3) + CPPFLAGS="$cf_test_CPPFLAGS" + LIBS="-l$3 $7 $cf_save_LIBS" + LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3" + AC_TRY_LINK([$1],[$2],[ + CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3) + cf_cv_find_linkage_$3=yes + cf_cv_library_file_$3="-l$3" + break],[ + CPPFLAGS="$cf_save_CPPFLAGS" + LIBS="$cf_save_LIBS" + LDFLAGS="$cf_save_LDFLAGS" + ]) + fi + done + CPPFLAGS="$cf_save_CPPFLAGS" + LDFLAGS="$cf_save_LDFLAGS" + fi + + else + cf_cv_find_linkage_$3=no + fi + ],$7) +]) + +LIBS="$cf_save_LIBS" + +if test "$cf_cv_find_linkage_$3" = yes ; then +ifelse([$4],,[ + CF_ADD_INCDIR($cf_cv_header_path_$3) + CF_ADD_LIBDIR($cf_cv_library_path_$3) + CF_ADD_LIB($3) +],[$4]) +else +ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32 +dnl ----------------- +dnl Test for availability of useful gcc __attribute__ directives to quiet +dnl compiler warnings. Though useful, not all are supported -- and contrary +dnl to documentation, unrecognized directives cause older compilers to barf. +AC_DEFUN([CF_GCC_ATTRIBUTES], +[ +if test "$GCC" = yes +then +cat > conftest.i <<EOF +#ifndef GCC_PRINTF +#define GCC_PRINTF 0 +#endif +#ifndef GCC_SCANF +#define GCC_SCANF 0 +#endif +#ifndef GCC_NORETURN +#define GCC_NORETURN /* nothing */ +#endif +#ifndef GCC_UNUSED +#define GCC_UNUSED /* nothing */ +#endif +EOF +if test "$GCC" = yes +then + AC_CHECKING([for $CC __attribute__ directives]) +cat > conftest.$ac_ext <<EOF +#line __oline__ "${as_me:-configure}" +#include "confdefs.h" +#include "conftest.h" +#include "conftest.i" +#if GCC_PRINTF +#define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var))) +#else +#define GCC_PRINTFLIKE(fmt,var) /*nothing*/ +#endif +#if GCC_SCANF +#define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var))) +#else +#define GCC_SCANFLIKE(fmt,var) /*nothing*/ +#endif +extern void wow(char *,...) GCC_SCANFLIKE(1,2); +extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN; +extern void foo(void) GCC_NORETURN; +int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; } +EOF + cf_printf_attribute=no + cf_scanf_attribute=no + for cf_attribute in scanf printf unused noreturn + do + CF_UPPER(cf_ATTRIBUTE,$cf_attribute) + cf_directive="__attribute__(($cf_attribute))" + echo "checking for $CC $cf_directive" 1>&AC_FD_CC + + case $cf_attribute in #(vi + printf) #(vi + cf_printf_attribute=yes + cat >conftest.h <<EOF +#define GCC_$cf_ATTRIBUTE 1 +EOF + ;; + scanf) #(vi + cf_scanf_attribute=yes + cat >conftest.h <<EOF +#define GCC_$cf_ATTRIBUTE 1 +EOF + ;; + *) #(vi + cat >conftest.h <<EOF +#define GCC_$cf_ATTRIBUTE $cf_directive +EOF + ;; + esac + + if AC_TRY_EVAL(ac_compile); then + test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute) + cat conftest.h >>confdefs.h + case $cf_attribute in #(vi + printf) #(vi + if test "$cf_printf_attribute" = no ; then + cat >>confdefs.h <<EOF +#define GCC_PRINTFLIKE(fmt,var) /* nothing */ +EOF + else + cat >>confdefs.h <<EOF +#define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var))) +EOF + fi + ;; + scanf) #(vi + if test "$cf_scanf_attribute" = no ; then + cat >>confdefs.h <<EOF +#define GCC_SCANFLIKE(fmt,var) /* nothing */ +EOF + else + cat >>confdefs.h <<EOF +#define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var))) +EOF + fi + ;; + esac + fi + done +else + fgrep define conftest.i >>confdefs.h +fi +rm -rf conftest* +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31 +dnl -------------- +dnl Find version of gcc +AC_DEFUN([CF_GCC_VERSION],[ +AC_REQUIRE([AC_PROG_CC]) +GCC_VERSION=none +if test "$GCC" = yes ; then + AC_MSG_CHECKING(version of $CC) + GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`" + test -z "$GCC_VERSION" && GCC_VERSION=unknown + AC_MSG_RESULT($GCC_VERSION) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GCC_WARNINGS version: 27 updated: 2010/10/23 15:52:32 +dnl --------------- +dnl Check if the compiler supports useful warning options. There's a few that +dnl we don't use, simply because they're too noisy: +dnl +dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x) +dnl -Wredundant-decls (system headers make this too noisy) +dnl -Wtraditional (combines too many unrelated messages, only a few useful) +dnl -Wwrite-strings (too noisy, but should review occasionally). This +dnl is enabled for ncurses using "--enable-const". +dnl -pedantic +dnl +dnl Parameter: +dnl $1 is an optional list of gcc warning flags that a particular +dnl application might want to use, e.g., "no-unused" for +dnl -Wno-unused +dnl Special: +dnl If $with_ext_const is "yes", add a check for -Wwrite-strings +dnl +AC_DEFUN([CF_GCC_WARNINGS], +[ +AC_REQUIRE([CF_GCC_VERSION]) +CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS) + +cat > conftest.$ac_ext <<EOF +#line __oline__ "${as_me:-configure}" +int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; } +EOF + +if test "$INTEL_COMPILER" = yes +then +# The "-wdXXX" options suppress warnings: +# remark #1419: external declaration in primary source file +# remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem) +# remark #1684: conversion from pointer to same-sized integral type (potential portability problem) +# remark #193: zero used for undefined preprocessing identifier +# remark #593: variable "curs_sb_left_arrow" was set but never used +# remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits +# remark #869: parameter "tw" was never referenced +# remark #981: operands are evaluated in unspecified order +# warning #279: controlling expression is constant + + AC_CHECKING([for $CC warning options]) + cf_save_CFLAGS="$CFLAGS" + EXTRA_CFLAGS="-Wall" + for cf_opt in \ + wd1419 \ + wd1683 \ + wd1684 \ + wd193 \ + wd593 \ + wd279 \ + wd810 \ + wd869 \ + wd981 + do + CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt" + if AC_TRY_EVAL(ac_compile); then + test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt) + EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt" + fi + done + CFLAGS="$cf_save_CFLAGS" + +elif test "$GCC" = yes +then + AC_CHECKING([for $CC warning options]) + cf_save_CFLAGS="$CFLAGS" + EXTRA_CFLAGS= + cf_warn_CONST="" + test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings" + for cf_opt in W Wall \ + Wbad-function-cast \ + Wcast-align \ + Wcast-qual \ + Winline \ + Wmissing-declarations \ + Wmissing-prototypes \ + Wnested-externs \ + Wpointer-arith \ + Wshadow \ + Wstrict-prototypes \ + Wundef $cf_warn_CONST $1 + do + CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt" + if AC_TRY_EVAL(ac_compile); then + test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt) + case $cf_opt in #(vi + Wcast-qual) #(vi + CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES" + ;; + Winline) #(vi + case $GCC_VERSION in + [[34]].*) + CF_VERBOSE(feature is broken in gcc $GCC_VERSION) + continue;; + esac + ;; + esac + EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt" + fi + done + CFLAGS="$cf_save_CFLAGS" +fi +rm -rf conftest* + +AC_SUBST(EXTRA_CFLAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GNAT_GENERICS version: 1 updated: 2010/11/13 14:15:18 +dnl ---------------- +AC_DEFUN([CF_GNAT_GENERICS], +[ +AC_MSG_CHECKING(if GNAT supports generics) +case $cf_gnat_version in #(vi +3.[[1-9]]*|[[4-9]].*) #(vi + cf_gnat_generics=yes + ;; +*) + cf_gnat_generics=no + ;; +esac +AC_MSG_RESULT($cf_gnat_generics) + +if test "$cf_gnat_generics" = yes +then + cf_compile_generics=generics + cf_generic_objects="\${GENOBJS}" +else + cf_compile_generics= + cf_generic_objects= +fi + +AC_SUBST(cf_compile_generics) +AC_SUBST(cf_generic_objects) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18 +dnl -------------------- +dnl Check if the gnat pragma "Unreferenced" works. +AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[ +AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[ +CF_GNAT_TRY_LINK([procedure conftest;], +[with Text_IO; +with GNAT.OS_Lib; +procedure conftest is + test : Integer; + pragma Unreferenced (test); +begin + test := 1; + Text_IO.Put ("Hello World"); + Text_IO.New_Line; + GNAT.OS_Lib.OS_Exit (0); +end conftest;], + [cf_cv_pragma_unreferenced=yes], + [cf_cv_pragma_unreferenced=no])]) + +# if the pragma is supported, use it (needed in the Trace code). +if test $cf_cv_pragma_unreferenced = yes ; then + PRAGMA_UNREF=TRUE +else + PRAGMA_UNREF=FALSE +fi +AC_SUBST(PRAGMA_UNREF) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GNAT_PROJECTS version: 1 updated: 2010/11/13 14:15:18 +dnl ---------------- +AC_DEFUN([CF_GNAT_PROJECTS], +[ +AC_MSG_CHECKING(if GNAT supports project files) +case $cf_gnat_version in #(vi +3.[[0-9]]*) #(vi + cf_gnat_projects=no + ;; +*) + case $cf_cv_system_name in #(vi + cygwin*) #(vi + cf_gnat_projects=no + ;; + *) + cf_gnat_projects=yes + ;; + esac + ;; +esac +AC_MSG_RESULT($cf_gnat_projects) + +if test "$cf_gnat_projects" = yes +then + USE_OLD_MAKERULES="#" + USE_GNAT_PROJECTS="" +else + USE_OLD_MAKERULES="" + USE_GNAT_PROJECTS="#" +fi + +AC_SUBST(USE_OLD_MAKERULES) +AC_SUBST(USE_GNAT_PROJECTS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GNAT_TRY_LINK version: 2 updated: 2010/08/14 18:25:37 +dnl ---------------- +dnl Verify that a test program compiles/links with GNAT. +dnl $cf_ada_make is set to the program that compiles/links +dnl $ADAFLAGS may be set to the GNAT flags. +dnl +dnl $1 is the text of the spec +dnl $2 is the text of the body +dnl $3 is the shell command to execute if successful +dnl $4 is the shell command to execute if not successful +AC_DEFUN([CF_GNAT_TRY_LINK], +[ +rm -rf conftest* +cat >>conftest.ads <<CF_EOF +$1 +CF_EOF +cat >>conftest.adb <<CF_EOF +$2 +CF_EOF +if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then +ifelse($3,, :,[ $3]) +ifelse($4,,,[else + $4]) +fi +rm -rf conftest* +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GNAT_TRY_RUN version: 4 updated: 2010/08/14 18:25:37 +dnl --------------- +dnl Verify that a test program compiles and runs with GNAT +dnl $cf_ada_make is set to the program that compiles/links +dnl $ADAFLAGS may be set to the GNAT flags. +dnl +dnl $1 is the text of the spec +dnl $2 is the text of the body +dnl $3 is the shell command to execute if successful +dnl $4 is the shell command to execute if not successful +AC_DEFUN([CF_GNAT_TRY_RUN], +[ +rm -rf conftest* +cat >>conftest.ads <<CF_EOF +$1 +CF_EOF +cat >>conftest.adb <<CF_EOF +$2 +CF_EOF +if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then + if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then +ifelse($3,, :,[ $3]) +ifelse($4,,,[ else + $4]) + fi +ifelse($4,,,[else + $4]) +fi +rm -rf conftest* +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GNAT_VERSION version: 16 updated: 2010/11/13 14:15:18 +dnl --------------- +dnl Verify version of GNAT. +AC_DEFUN([CF_GNAT_VERSION], +[ +AC_MSG_CHECKING(for gnat version) +cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \ + grep '[[0-9]].[[0-9]][[0-9]]*' |\ + sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'` +AC_MSG_RESULT($cf_gnat_version) + +case $cf_gnat_version in #(vi +3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*) #(vi + cf_cv_prog_gnat_correct=yes + ;; +*) + AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.) + cf_cv_prog_gnat_correct=no + ;; +esac + +CF_GNAT_GENERICS +CF_GNAT_PROJECTS +]) +dnl --------------------------------------------------------------------------- +dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07 +dnl ------------- +dnl Check if we must define _GNU_SOURCE to get a reasonable value for +dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect +dnl (or misfeature) of glibc2, which breaks portability of many applications, +dnl since it is interwoven with GNU extensions. +dnl +dnl Well, yes we could work around it... +AC_DEFUN([CF_GNU_SOURCE], +[ +AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[ +AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifndef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_gnu_source=no], + [cf_save="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifdef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_gnu_source=no], + [cf_cv_gnu_source=yes]) + CPPFLAGS="$cf_save" + ]) +]) +test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40 +dnl -------------- +dnl Construct a search-list of directories for a nonstandard header-file +dnl +dnl Parameters +dnl $1 = the variable to return as result +dnl $2 = the package name +AC_DEFUN([CF_HEADER_PATH], +[ +$1= + +# collect the current set of include-directories from compiler flags +cf_header_path_list="" +if test -n "${CFLAGS}${CPPFLAGS}" ; then + for cf_header_path in $CPPFLAGS $CFLAGS + do + case $cf_header_path in #(vi + -I*) + cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'` + CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE) + cf_header_path_list="$cf_header_path_list [$]$1" + ;; + esac + done +fi + +# add the variations for the package we are looking for +CF_SUBDIR_PATH($1,$2,include) + +test "$includedir" != NONE && \ +test "$includedir" != "/usr/include" && \ +test -d "$includedir" && { + test -d $includedir && $1="[$]$1 $includedir" + test -d $includedir/$2 && $1="[$]$1 $includedir/$2" +} + +test "$oldincludedir" != NONE && \ +test "$oldincludedir" != "/usr/include" && \ +test -d "$oldincludedir" && { + test -d $oldincludedir && $1="[$]$1 $oldincludedir" + test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2" +} + +$1="[$]$1 $cf_header_path_list" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23 +dnl --------------- +dnl Insert text into the help-message, for readability, from AC_ARG_WITH. +AC_DEFUN([CF_HELP_MESSAGE], +[AC_DIVERT_HELP([$1])dnl +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40 +dnl --------------- +dnl Construct the list of include-options according to whether we're building +dnl in the source directory or using '--srcdir=DIR' option. If we're building +dnl with gcc, don't append the includedir if it happens to be /usr/include, +dnl since that usually breaks gcc's shadow-includes. +AC_DEFUN([CF_INCLUDE_DIRS], +[ +CPPFLAGS="$CPPFLAGS -I. -I../include" +if test "$srcdir" != "."; then + CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include" +fi +if test "$GCC" != yes; then + CPPFLAGS="$CPPFLAGS -I\${includedir}" +elif test "$includedir" != "/usr/include"; then + if test "$includedir" = '${prefix}/include' ; then + if test $prefix != /usr ; then + CPPFLAGS="$CPPFLAGS -I\${includedir}" + fi + else + CPPFLAGS="$CPPFLAGS -I\${includedir}" + fi +fi +AC_SUBST(CPPFLAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42 +dnl ----------------- +dnl Check if the given compiler is really the Intel compiler for Linux. It +dnl tries to imitate gcc, but does not return an error when it finds a mismatch +dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK. +dnl +dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to +dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from +dnl the wrappers for gcc and g++ warnings. +dnl +dnl $1 = GCC (default) or GXX +dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS +dnl $3 = CFLAGS (default) or CXXFLAGS +AC_DEFUN([CF_INTEL_COMPILER],[ +ifelse([$2],,INTEL_COMPILER,[$2])=no + +if test "$ifelse([$1],,[$1],GCC)" = yes ; then + case $host_os in + linux*|gnu*) + AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler) + cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])" + ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc" + AC_TRY_COMPILE([],[ +#ifdef __INTEL_COMPILER +#else +make an error +#endif +],[ifelse([$2],,INTEL_COMPILER,[$2])=yes +cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc" +],[]) + ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS" + AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2])) + ;; + esac +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50 +dnl ------------ +dnl Add checks for large file support. +AC_DEFUN([CF_LARGEFILE],[ +ifdef([AC_FUNC_FSEEKO],[ + AC_SYS_LARGEFILE + if test "$enable_largefile" != no ; then + AC_FUNC_FSEEKO + + # Normally we would collect these definitions in the config.h, + # but (like _XOPEN_SOURCE), some environments rely on having these + # defined before any of the system headers are included. Another + # case comes up with C++, e.g., on AIX the compiler compiles the + # header files by themselves before looking at the body files it is + # told to compile. For ncurses, those header files do not include + # the config.h + test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES " + test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE " + test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits " + + AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[ + AC_TRY_COMPILE([ +#include <sys/types.h> +#include <dirent.h> + ],[ + /* if transitional largefile support is setup, this is true */ + extern struct dirent64 * readdir(DIR *); + struct dirent64 *x = readdir((DIR *)0); + struct dirent *y = readdir((DIR *)0); + int z = x - y; + ], + [cf_cv_struct_dirent64=yes], + [cf_cv_struct_dirent64=no]) + ]) + test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64) + fi +]) +]) +dnl --------------------------------------------------------------------------- +dnl CF_LD_RPATH_OPT version: 3 updated: 2010/06/02 05:03:05 +dnl --------------- +dnl For the given system and compiler, find the compiler flags to pass to the +dnl loader to use the "rpath" feature. +AC_DEFUN([CF_LD_RPATH_OPT], +[ +AC_REQUIRE([CF_CHECK_CACHE]) + +LD_RPATH_OPT= +AC_MSG_CHECKING(for an rpath option) +case $cf_cv_system_name in #(vi +irix*) #(vi + if test "$GCC" = yes; then + LD_RPATH_OPT="-Wl,-rpath," + else + LD_RPATH_OPT="-rpath " + fi + ;; +linux*|gnu*|k*bsd*-gnu) #(vi + LD_RPATH_OPT="-Wl,-rpath," + ;; +openbsd[[2-9]].*) #(vi + LD_RPATH_OPT="-Wl,-rpath," + ;; +freebsd*) #(vi + LD_RPATH_OPT="-rpath " + ;; +netbsd*) #(vi + LD_RPATH_OPT="-Wl,-rpath," + ;; +osf*|mls+*) #(vi + LD_RPATH_OPT="-rpath " + ;; +solaris2*) #(vi + LD_RPATH_OPT="-R" + ;; +*) + ;; +esac +AC_MSG_RESULT($LD_RPATH_OPT) + +case "x$LD_RPATH_OPT" in #(vi +x-R*) + AC_MSG_CHECKING(if we need a space after rpath option) + cf_save_LIBS="$LIBS" + CF_ADD_LIBS(${LD_RPATH_OPT}$libdir) + AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes) + LIBS="$cf_save_LIBS" + AC_MSG_RESULT($cf_rpath_space) + test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT " + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50 +dnl --------------- +dnl Construct a search-list of directories for a nonstandard library-file +dnl +dnl Parameters +dnl $1 = the variable to return as result +dnl $2 = the package name +AC_DEFUN([CF_LIBRARY_PATH], +[ +$1= +cf_library_path_list="" +if test -n "${LDFLAGS}${LIBS}" ; then + for cf_library_path in $LDFLAGS $LIBS + do + case $cf_library_path in #(vi + -L*) + cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'` + CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE) + cf_library_path_list="$cf_library_path_list [$]$1" + ;; + esac + done +fi + +CF_SUBDIR_PATH($1,$2,lib) + +$1="$cf_library_path_list [$]$1" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16 +dnl ------------- +dnl Compute the library-prefix for the given host system +dnl $1 = variable to set +AC_DEFUN([CF_LIB_PREFIX], +[ + case $cf_cv_system_name in #(vi + OS/2*|os2*) #(vi + LIB_PREFIX='' + ;; + *) LIB_PREFIX='lib' + ;; + esac +ifelse($1,,,[$1=$LIB_PREFIX]) + AC_SUBST(LIB_PREFIX) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37 +dnl ------------- +dnl Find the and soname for the given shared library. Set the cache variable +dnl cf_cv_$3_soname to this, unless it is not found. Then set the cache +dnl variable to "unknown". +dnl +dnl $1 = headers +dnl $2 = code +dnl $3 = library name +AC_DEFUN([CF_LIB_SONAME], +[ +AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[ + +cf_cv_$3_soname=unknown +if test "$cross_compiling" != yes ; then +cat >conftest.$ac_ext <<CF_EOF +$1 +int main() +{ +$2 + ${cf_cv_main_return:-return}(0); +} +CF_EOF +cf_save_LIBS="$LIBS" + CF_ADD_LIB($3) + if AC_TRY_EVAL(ac_compile) ; then + if AC_TRY_EVAL(ac_link) ; then + cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep lib$3.` + test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown + fi + fi +rm -rf conftest* +LIBS="$cf_save_LIBS" +fi +]) +]) +dnl --------------------------------------------------------------------------- +dnl CF_LIB_SUFFIX version: 16 updated: 2008/12/27 12:30:03 +dnl ------------- +dnl Compute the library file-suffix from the given model name +dnl $1 = model name +dnl $2 = variable to set (the nominal library suffix) +dnl $3 = dependency variable to set (actual filename) +dnl The variable $LIB_SUFFIX, if set, prepends the variable to set. +AC_DEFUN([CF_LIB_SUFFIX], +[ + AC_REQUIRE([CF_SUBST_NCURSES_VERSION]) + case $1 in #(vi + libtool) #(vi + $2='.la' + $3=[$]$2 + ;; + normal) #(vi + $2='.a' + $3=[$]$2 + ;; + debug) #(vi + $2='_g.a' + $3=[$]$2 + ;; + profile) #(vi + $2='_p.a' + $3=[$]$2 + ;; + shared) #(vi + case $cf_cv_system_name in + aix[[56]]*) #(vi + $2='.a' + $3=[$]$2 + ;; + cygwin*) #(vi + $2='.dll' + $3='.dll.a' + ;; + darwin*) #(vi + $2='.dylib' + $3=[$]$2 + ;; + hpux*) #(vi + case $target in + ia64*) #(vi + $2='.so' + $3=[$]$2 + ;; + *) #(vi + $2='.sl' + $3=[$]$2 + ;; + esac + ;; + *) $2='.so' + $3=[$]$2 + ;; + esac + esac + test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}" + test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49 +dnl ----------- +dnl Compute the string to append to -library from the given model name +dnl $1 = model name +dnl $2 = variable to set +dnl The variable $LIB_SUFFIX, if set, prepends the variable to set. +AC_DEFUN([CF_LIB_TYPE], +[ + case $1 in + libtool) $2='' ;; + normal) $2='' ;; + debug) $2='_g' ;; + profile) $2='_p' ;; + shared) $2='' ;; + esac + test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38 +dnl ---------------- +dnl Some systems have a non-ANSI linker that doesn't pull in modules that have +dnl only data (i.e., no functions), for example NeXT. On those systems we'll +dnl have to provide wrappers for global tables to ensure they're linked +dnl properly. +AC_DEFUN([CF_LINK_DATAONLY], +[ +AC_MSG_CHECKING([if data-only library module links]) +AC_CACHE_VAL(cf_cv_link_dataonly,[ + rm -f conftest.a + cat >conftest.$ac_ext <<EOF +#line __oline__ "configure" +int testdata[[3]] = { 123, 456, 789 }; +EOF + if AC_TRY_EVAL(ac_compile) ; then + mv conftest.o data.o && \ + ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null + fi + rm -f conftest.$ac_ext data.o + cat >conftest.$ac_ext <<EOF +#line __oline__ "configure" +int testfunc() +{ +#if defined(NeXT) + ${cf_cv_main_return:-return}(1); /* I'm told this linker is broken */ +#else + extern int testdata[[3]]; + return testdata[[0]] == 123 + && testdata[[1]] == 456 + && testdata[[2]] == 789; +#endif +} +EOF + if AC_TRY_EVAL(ac_compile); then + mv conftest.o func.o && \ + ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null + fi + rm -f conftest.$ac_ext func.o + ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null + cf_saveLIBS="$LIBS" + LIBS="conftest.a $LIBS" + AC_TRY_RUN([ + int main() + { + extern int testfunc(); + ${cf_cv_main_return:-return} (!testfunc()); + } + ], + [cf_cv_link_dataonly=yes], + [cf_cv_link_dataonly=no], + [cf_cv_link_dataonly=unknown]) + LIBS="$cf_saveLIBS" + ]) +AC_MSG_RESULT($cf_cv_link_dataonly) + +if test "$cf_cv_link_dataonly" = no ; then + AC_DEFINE(BROKEN_LINKER) + BROKEN_LINKER=1 +fi + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30 +dnl ------------- +dnl Most Unix systems have both link and symlink, a few don't have symlink. +dnl A few non-Unix systems implement symlink, but not link. +dnl A few non-systems implement neither (or have nonfunctional versions). +AC_DEFUN([CF_LINK_FUNCS], +[ +AC_CHECK_FUNCS( \ + remove \ + unlink ) + +if test "$cross_compiling" = yes ; then + AC_CHECK_FUNCS( \ + link \ + symlink ) +else + AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[ + cf_cv_link_funcs= + for cf_func in link symlink ; do + AC_TRY_RUN([ +#include <sys/types.h> +#include <sys/stat.h> +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif +int main() +{ + int fail = 0; + char *src = "config.log"; + char *dst = "conftest.chk"; + struct stat src_sb; + struct stat dst_sb; + + stat(src, &src_sb); + fail = ($cf_func("config.log", "conftest.chk") < 0) + || (stat(dst, &dst_sb) < 0) + || (dst_sb.st_mtime != src_sb.st_mtime); +#ifdef HAVE_UNLINK + unlink(dst); +#else + remove(dst); +#endif + ${cf_cv_main_return:-return} (fail); +} + ],[ + cf_cv_link_funcs="$cf_cv_link_funcs $cf_func" + eval 'ac_cv_func_'$cf_func'=yes'],[ + eval 'ac_cv_func_'$cf_func'=no'],[ + eval 'ac_cv_func_'$cf_func'=error']) + done + test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no + ]) + test "$ac_cv_func_link" = yes && AC_DEFINE(HAVE_LINK) + test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54 +dnl -------------- +dnl Check if a return from main to the shell actually returns the same exit +dnl code. This is true for almost any POSIX environment. +dnl +dnl Some very old environments did not flush stdout, etc., on an exit. That +dnl would be a useful case to test for also. +AC_DEFUN([CF_MAIN_RETURN], +[ +cf_cv_main_return=return +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MAKEFLAGS version: 13 updated: 2010/10/23 15:52:32 +dnl ------------ +dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make' +dnl options to lower-levels. It's very useful for "make -n" -- if we have it. +dnl (GNU 'make' does both, something POSIX 'make', which happens to make the +dnl ${MAKEFLAGS} variable incompatible because it adds the assignments :-) +AC_DEFUN([CF_MAKEFLAGS], +[ +AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[ + cf_cv_makeflags='' + for cf_option in '-${MAKEFLAGS}' '${MFLAGS}' + do + cat >cf_makeflags.tmp <<CF_EOF +SHELL = /bin/sh +all : + @ echo '.$cf_option' +CF_EOF + cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | sed -e 's,[[ ]]*$,,'` + case "$cf_result" in + .*k) + cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null` + case "$cf_result" in + .*CC=*) cf_cv_makeflags= + ;; + *) cf_cv_makeflags=$cf_option + ;; + esac + break + ;; + .-) ;; + *) echo "given option \"$cf_option\", no match \"$cf_result\"" + ;; + esac + done + rm -f cf_makeflags.tmp +]) + +AC_SUBST(cf_cv_makeflags) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MAKE_TAGS version: 6 updated: 2010/10/23 15:52:32 +dnl ------------ +dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have +dnl a monocase filesystem. +AC_DEFUN([CF_MAKE_TAGS],[ +AC_REQUIRE([CF_MIXEDCASE_FILENAMES]) + +AC_CHECK_PROGS(CTAGS, exctags ctags) +AC_CHECK_PROGS(ETAGS, exetags etags) + +AC_CHECK_PROG(MAKE_LOWER_TAGS, ${CTAGS:-ctags}, yes, no) + +if test "$cf_cv_mixedcase" = yes ; then + AC_CHECK_PROG(MAKE_UPPER_TAGS, ${ETAGS:-etags}, yes, no) +else + MAKE_UPPER_TAGS=no +fi + +if test "$MAKE_UPPER_TAGS" = yes ; then + MAKE_UPPER_TAGS= +else + MAKE_UPPER_TAGS="#" +fi + +if test "$MAKE_LOWER_TAGS" = yes ; then + MAKE_LOWER_TAGS= +else + MAKE_LOWER_TAGS="#" +fi + +AC_SUBST(CTAGS) +AC_SUBST(ETAGS) + +AC_SUBST(MAKE_UPPER_TAGS) +AC_SUBST(MAKE_LOWER_TAGS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55 +dnl ---------------------- +dnl Check if the file-system supports mixed-case filenames. If we're able to +dnl create a lowercase name and see it as uppercase, it doesn't support that. +AC_DEFUN([CF_MIXEDCASE_FILENAMES], +[ +AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[ +if test "$cross_compiling" = yes ; then + case $target_alias in #(vi + *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi + cf_cv_mixedcase=no + ;; + *) + cf_cv_mixedcase=yes + ;; + esac +else + rm -f conftest CONFTEST + echo test >conftest + if test -f CONFTEST ; then + cf_cv_mixedcase=no + else + cf_cv_mixedcase=yes + fi + rm -f conftest CONFTEST +fi +]) +test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MKSTEMP version: 7 updated: 2010/08/14 18:25:37 +dnl ---------- +dnl Check for a working mkstemp. This creates two files, checks that they are +dnl successfully created and distinct (AmigaOS apparently fails on the last). +AC_DEFUN([CF_MKSTEMP],[ +AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[ +rm -rf conftest* +AC_TRY_RUN([ +#include <sys/types.h> +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <sys/stat.h> +int main() +{ + char *tmpl = "conftestXXXXXX"; + char name[2][80]; + int n; + int result = 0; + int fd; + struct stat sb; + + umask(077); + for (n = 0; n < 2; ++n) { + strcpy(name[n], tmpl); + if ((fd = mkstemp(name[n])) >= 0) { + if (!strcmp(name[n], tmpl) + || stat(name[n], &sb) != 0 + || (sb.st_mode & S_IFMT) != S_IFREG + || (sb.st_mode & 077) != 0) { + result = 1; + } + close(fd); + } + } + if (result == 0 + && !strcmp(name[0], name[1])) + result = 1; + ${cf_cv_main_return:-return}(result); +} +],[cf_cv_func_mkstemp=yes +],[cf_cv_func_mkstemp=no +],[AC_CHECK_FUNC(mkstemp) +]) +]) +if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then + AC_DEFINE(HAVE_MKSTEMP) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_MSG_LOG version: 5 updated: 2010/10/23 15:52:32 +dnl ---------- +dnl Write a debug message to config.log, along with the line number in the +dnl configure script. +AC_DEFUN([CF_MSG_LOG],[ +echo "${as_me:-configure}:__oline__: testing $* ..." 1>&AC_FD_CC +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_ADDON version: 3 updated: 2010/10/23 15:54:49 +dnl ---------------- +dnl Configure an ncurses add-on, built outside the ncurses tree. +AC_DEFUN([CF_NCURSES_ADDON],[ + +AC_PROVIDE([CF_SUBST_NCURSES_VERSION]) + +AC_MSG_CHECKING(if you want wide-character code) +AC_ARG_ENABLE(widec, + [ --enable-widec compile with wide-char/UTF-8 code], + [with_widec=$enableval], + [with_widec=no]) +AC_MSG_RESULT($with_widec) +if test "$with_widec" = yes ; then + CF_UTF8_LIB + CF_NCURSES_CONFIG(ncursesw) +else + CF_NCURSES_CONFIG(ncurses) +fi + +if test "$NCURSES_CONFIG" != none ; then + +cf_version=`$NCURSES_CONFIG --version` + +NCURSES_MAJOR=`echo "$cf_version" | sed -e 's/\..*//'` +NCURSES_MINOR=`echo "$cf_version" | sed -e 's/^[[0-9]]\+\.//' -e 's/\..*//'` +NCURSES_PATCH=`echo "$cf_version" | sed -e 's/^[[0-9]]\+\.[[0-9]]\+\.//'` + +# ABI version is not available from headers +cf_cv_abi_version=`$NCURSES_CONFIG --abi-version` + +else + +for cf_name in MAJOR MINOR PATCH +do +cat >conftest.$ac_ext <<CF_EOF +#include <${cf_cv_ncurses_header:-curses.h}> +AUTOCONF_$cf_name NCURSES_VERSION_$cf_name +CF_EOF + cf_try="$ac_cpp conftest.$ac_ext 2>&5 | fgrep AUTOCONF_$cf_name >conftest.out" + AC_TRY_EVAL(cf_try) + if test -f conftest.out ; then + cf_result=`cat conftest.out | sed -e "s/^.*AUTOCONF_$cf_name[[ ]]\+//"` + eval NCURSES_$cf_name=$cf_result + cat conftest.$ac_ext + cat conftest.out + fi +done + +cf_cv_abi_version=${NCURSES_MAJOR} + +fi + +cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR} + +dnl Show the computed version, for logging +cf_cv_timestamp=`date` + +AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp)) + +dnl We need these values in the generated headers +AC_SUBST(NCURSES_MAJOR) +AC_SUBST(NCURSES_MINOR) +AC_SUBST(NCURSES_PATCH) + +dnl We need these values in the generated makefiles +AC_SUBST(cf_cv_rel_version) +AC_SUBST(cf_cv_abi_version) + +dnl FIXME - not needed for Ada95 +AC_SUBST(cf_cv_builtin_bool) +AC_SUBST(cf_cv_header_stdbool_h) +AC_SUBST(cf_cv_type_of_bool)dnl + +]) +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_CC_CHECK version: 4 updated: 2007/07/29 10:39:05 +dnl ------------------- +dnl Check if we can compile with ncurses' header file +dnl $1 is the cache variable to set +dnl $2 is the header-file to include +dnl $3 is the root name (ncurses or ncursesw) +AC_DEFUN([CF_NCURSES_CC_CHECK],[ + AC_TRY_COMPILE([ +]ifelse($3,ncursesw,[ +#define _XOPEN_SOURCE_EXTENDED +#undef HAVE_LIBUTF8_H /* in case we used CF_UTF8_LIB */ +#define HAVE_LIBUTF8_H /* to force ncurses' header file to use cchar_t */ +])[ +#include <$2>],[ +#ifdef NCURSES_VERSION +]ifelse($3,ncursesw,[ +#ifndef WACS_BSSB + make an error +#endif +])[ +printf("%s\n", NCURSES_VERSION); +#else +#ifdef __NCURSES_H +printf("old\n"); +#else + make an error +#endif +#endif + ] + ,[$1=$2] + ,[$1=no]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_CONFIG version: 8 updated: 2010/07/08 05:17:30 +dnl ----------------- +dnl Tie together the configure-script macros for ncurses. +dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis. +dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable. +dnl +dnl $1 is the root library name (default: "ncurses") +AC_DEFUN([CF_NCURSES_CONFIG], +[ +cf_ncuconfig_root=ifelse($1,,ncurses,$1) + +echo "Looking for ${cf_ncuconfig_root}-config" +AC_PATH_PROGS(NCURSES_CONFIG,${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config,none) + +if test "$NCURSES_CONFIG" != none ; then + +CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`" +CF_ADD_LIBS(`$NCURSES_CONFIG --libs`) + +# even with config script, some packages use no-override for curses.h +CF_CURSES_HEADER(ifelse($1,,ncurses,$1)) + +dnl like CF_NCURSES_CPPFLAGS +AC_DEFINE(NCURSES) + +dnl like CF_NCURSES_LIBS +CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root) +AC_DEFINE_UNQUOTED($cf_nculib_ROOT) + +dnl like CF_NCURSES_VERSION +cf_cv_ncurses_version=`$NCURSES_CONFIG --version` + +else + +CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1)) +CF_NCURSES_LIBS(ifelse($1,,ncurses,$1)) + +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_CPPFLAGS version: 20 updated: 2010/11/20 17:02:38 +dnl ------------------- +dnl Look for the SVr4 curses clone 'ncurses' in the standard places, adjusting +dnl the CPPFLAGS variable so we can include its header. +dnl +dnl The header files may be installed as either curses.h, or ncurses.h (would +dnl be obsolete, except that some packagers prefer this name to distinguish it +dnl from a "native" curses implementation). If not installed for overwrite, +dnl the curses.h file would be in an ncurses subdirectory (e.g., +dnl /usr/include/ncurses), but someone may have installed overwriting the +dnl vendor's curses. Only very old versions (pre-1.9.2d, the first autoconf'd +dnl version) of ncurses don't define either __NCURSES_H or NCURSES_VERSION in +dnl the header. +dnl +dnl If the installer has set $CFLAGS or $CPPFLAGS so that the ncurses header +dnl is already in the include-path, don't even bother with this, since we cannot +dnl easily determine which file it is. In this case, it has to be <curses.h>. +dnl +dnl The optional parameter gives the root name of the library, in case it is +dnl not installed as the default curses library. That is how the +dnl wide-character version of ncurses is installed. +AC_DEFUN([CF_NCURSES_CPPFLAGS], +[AC_REQUIRE([CF_WITH_CURSES_DIR]) + +AC_PROVIDE([CF_CURSES_CPPFLAGS])dnl +cf_ncuhdr_root=ifelse($1,,ncurses,$1) + +test -n "$cf_cv_curses_dir" && \ +test "$cf_cv_curses_dir" != "no" && { \ + CF_ADD_INCDIR($cf_cv_curses_dir/include/$cf_ncuhdr_root) +} + +AC_CACHE_CHECK(for $cf_ncuhdr_root header in include-path, cf_cv_ncurses_h,[ + cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h" + ( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h" + for cf_header in $cf_header_list + do + CF_NCURSES_CC_CHECK(cf_cv_ncurses_h,$cf_header,$1) + test "$cf_cv_ncurses_h" != no && break + done +]) + +CF_NCURSES_HEADER +CF_TERM_HEADER + +# some applications need this, but should check for NCURSES_VERSION +AC_DEFINE(NCURSES) + +CF_NCURSES_VERSION +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_HEADER version: 2 updated: 2008/03/23 14:48:54 +dnl ----------------- +dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common +dnl variations of ncurses' installs. +dnl +dnl See also CF_CURSES_HEADER, which sets the same cache variable. +AC_DEFUN([CF_NCURSES_HEADER],[ + +if test "$cf_cv_ncurses_h" != no ; then + cf_cv_ncurses_header=$cf_cv_ncurses_h +else + +AC_CACHE_CHECK(for $cf_ncuhdr_root include-path, cf_cv_ncurses_h2,[ + test -n "$verbose" && echo + CF_HEADER_PATH(cf_search,$cf_ncuhdr_root) + test -n "$verbose" && echo search path $cf_search + cf_save2_CPPFLAGS="$CPPFLAGS" + for cf_incdir in $cf_search + do + CF_ADD_INCDIR($cf_incdir) + for cf_header in \ + ncurses.h \ + curses.h + do + CF_NCURSES_CC_CHECK(cf_cv_ncurses_h2,$cf_header,$1) + if test "$cf_cv_ncurses_h2" != no ; then + cf_cv_ncurses_h2=$cf_incdir/$cf_header + test -n "$verbose" && echo $ac_n " ... found $ac_c" 1>&AC_FD_MSG + break + fi + test -n "$verbose" && echo " ... tested $cf_incdir/$cf_header" 1>&AC_FD_MSG + done + CPPFLAGS="$cf_save2_CPPFLAGS" + test "$cf_cv_ncurses_h2" != no && break + done + test "$cf_cv_ncurses_h2" = no && AC_MSG_ERROR(not found) + ]) + + CF_DIRNAME(cf_1st_incdir,$cf_cv_ncurses_h2) + cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2` + if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then + cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header + fi + CF_ADD_INCDIR($cf_1st_incdir) + +fi + +# Set definitions to allow ifdef'ing for ncurses.h + +case $cf_cv_ncurses_header in # (vi +*ncurses.h) + AC_DEFINE(HAVE_NCURSES_H) + ;; +esac + +case $cf_cv_ncurses_header in # (vi +ncurses/curses.h|ncurses/ncurses.h) + AC_DEFINE(HAVE_NCURSES_NCURSES_H) + ;; +ncursesw/curses.h|ncursesw/ncurses.h) + AC_DEFINE(HAVE_NCURSESW_NCURSES_H) + ;; +esac + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38 +dnl --------------- +dnl Look for the ncurses library. This is a little complicated on Linux, +dnl because it may be linked with the gpm (general purpose mouse) library. +dnl Some distributions have gpm linked with (bsd) curses, which makes it +dnl unusable with ncurses. However, we don't want to link with gpm unless +dnl ncurses has a dependency, since gpm is normally set up as a shared library, +dnl and the linker will record a dependency. +dnl +dnl The optional parameter gives the root name of the library, in case it is +dnl not installed as the default curses library. That is how the +dnl wide-character version of ncurses is installed. +AC_DEFUN([CF_NCURSES_LIBS], +[AC_REQUIRE([CF_NCURSES_CPPFLAGS]) + +cf_nculib_root=ifelse($1,,ncurses,$1) + # This works, except for the special case where we find gpm, but + # ncurses is in a nonstandard location via $LIBS, and we really want + # to link gpm. +cf_ncurses_LIBS="" +cf_ncurses_SAVE="$LIBS" +AC_CHECK_LIB(gpm,Gpm_Open, + [AC_CHECK_LIB(gpm,initscr, + [LIBS="$cf_ncurses_SAVE"], + [cf_ncurses_LIBS="-lgpm"])]) + +case $host_os in #(vi +freebsd*) + # This is only necessary if you are linking against an obsolete + # version of ncurses (but it should do no harm, since it's static). + if test "$cf_nculib_root" = ncurses ; then + AC_CHECK_LIB(mytinfo,tgoto,[cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"]) + fi + ;; +esac + +CF_ADD_LIBS($cf_ncurses_LIBS) + +if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" ) +then + CF_ADD_LIBS(-l$cf_nculib_root) +else + CF_FIND_LIBRARY($cf_nculib_root,$cf_nculib_root, + [#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr()], + initscr) +fi + +if test -n "$cf_ncurses_LIBS" ; then + AC_MSG_CHECKING(if we can link $cf_nculib_root without $cf_ncurses_LIBS) + cf_ncurses_SAVE="$LIBS" + for p in $cf_ncurses_LIBS ; do + q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"` + if test "$q" != "$LIBS" ; then + LIBS="$q" + fi + done + AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);], + [AC_MSG_RESULT(yes)], + [AC_MSG_RESULT(no) + LIBS="$cf_ncurses_SAVE"]) +fi + +CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root) +AC_DEFINE_UNQUOTED($cf_nculib_ROOT) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_VERSION version: 13 updated: 2010/10/23 15:54:49 +dnl ------------------ +dnl Check for the version of ncurses, to aid in reporting bugs, etc. +dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use +dnl AC_REQUIRE since that does not work with the shell's if/then/else/fi. +AC_DEFUN([CF_NCURSES_VERSION], +[ +AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl +AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[ + cf_cv_ncurses_version=no + cf_tempfile=out$$ + rm -f $cf_tempfile + AC_TRY_RUN([ +#include <${cf_cv_ncurses_header:-curses.h}> +#include <stdio.h> +int main() +{ + FILE *fp = fopen("$cf_tempfile", "w"); +#ifdef NCURSES_VERSION +# ifdef NCURSES_VERSION_PATCH + fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH); +# else + fprintf(fp, "%s\n", NCURSES_VERSION); +# endif +#else +# ifdef __NCURSES_H + fprintf(fp, "old\n"); +# else + make an error +# endif +#endif + ${cf_cv_main_return:-return}(0); +}],[ + cf_cv_ncurses_version=`cat $cf_tempfile`],,[ + + # This will not work if the preprocessor splits the line after the + # Autoconf token. The 'unproto' program does that. + cat > conftest.$ac_ext <<EOF +#include <${cf_cv_ncurses_header:-curses.h}> +#undef Autoconf +#ifdef NCURSES_VERSION +Autoconf NCURSES_VERSION +#else +#ifdef __NCURSES_H +Autoconf "old" +#endif +; +#endif +EOF + cf_try="$ac_cpp conftest.$ac_ext 2>&AC_FD_CC | grep '^Autoconf ' >conftest.out" + AC_TRY_EVAL(cf_try) + if test -f conftest.out ; then + cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[[^"]]*"%%' -e 's%".*%%'` + test -n "$cf_out" && cf_cv_ncurses_version="$cf_out" + rm -f conftest.out + fi +]) + rm -f $cf_tempfile +]) +test "$cf_cv_ncurses_version" = no || AC_DEFINE(NCURSES) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05 +dnl ------------------ +dnl see CF_WITH_NO_LEAKS +AC_DEFUN([CF_NO_LEAKS_OPTION],[ +AC_MSG_CHECKING(if you want to use $1 for testing) +AC_ARG_WITH($1, + [$2], + [AC_DEFINE($3)ifelse([$4],,[ + $4 +]) + : ${with_cflags:=-g} + : ${with_no_leaks:=yes} + with_$1=yes], + [with_$1=]) +AC_MSG_RESULT(${with_$1:-no}) + +case .$with_cflags in #(vi +.*-g*) + case .$CFLAGS in #(vi + .*-g*) #(vi + ;; + *) + CF_ADD_CFLAGS([-g]) + ;; + esac + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49 +dnl ---------------- +dnl Check if the given variable is a number. If not, report an error. +dnl $1 is the variable +dnl $2 is the message +AC_DEFUN([CF_NUMBER_SYNTAX],[ +if test -n "$1" ; then + case $1 in #(vi + [[0-9]]*) #(vi + ;; + *) + AC_MSG_ERROR($2 is not a number: $1) + ;; + esac +else + AC_MSG_ERROR($2 value is empty) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31 +dnl ------------- +dnl Compute the object-directory name from the given model name +AC_DEFUN([CF_OBJ_SUBDIR], +[ + case $1 in + libtool) $2='obj_lo' ;; + normal) $2='objects' ;; + debug) $2='obj_g' ;; + profile) $2='obj_p' ;; + shared) + case $cf_cv_system_name in #(vi + cygwin) #(vi + $2='objects' ;; + *) + $2='obj_s' ;; + esac + esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PATHSEP version: 5 updated: 2010/05/26 05:38:42 +dnl ---------- +dnl Provide a value for the $PATH and similar separator +AC_DEFUN([CF_PATHSEP], +[ + case $cf_cv_system_name in + os2*) PATH_SEPARATOR=';' ;; + *) PATH_SEPARATOR=':' ;; + esac +ifelse([$1],,,[$1=$PATH_SEPARATOR]) + AC_SUBST(PATH_SEPARATOR) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PATH_SYNTAX version: 13 updated: 2010/05/26 05:38:42 +dnl -------------- +dnl Check the argument to see that it looks like a pathname. Rewrite it if it +dnl begins with one of the prefix/exec_prefix variables, and then again if the +dnl result begins with 'NONE'. This is necessary to work around autoconf's +dnl delayed evaluation of those symbols. +AC_DEFUN([CF_PATH_SYNTAX],[ +if test "x$prefix" != xNONE; then + cf_path_syntax="$prefix" +else + cf_path_syntax="$ac_default_prefix" +fi + +case ".[$]$1" in #(vi +.\[$]\(*\)*|.\'*\'*) #(vi + ;; +..|./*|.\\*) #(vi + ;; +.[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX + ;; +.\[$]{*prefix}*) #(vi + eval $1="[$]$1" + case ".[$]$1" in #(vi + .NONE/*) + $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` + ;; + esac + ;; #(vi +.no|.NONE/*) + $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` + ;; +*) + ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2) + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PKG_CONFIG version: 3 updated: 2009/01/25 10:55:09 +dnl ------------- +dnl Check for the package-config program, unless disabled by command-line. +AC_DEFUN([CF_PKG_CONFIG], +[ +AC_MSG_CHECKING(if you want to use pkg-config) +AC_ARG_WITH(pkg-config, + [ --with-pkg-config{=path} enable/disable use of pkg-config], + [cf_pkg_config=$withval], + [cf_pkg_config=yes]) +AC_MSG_RESULT($cf_pkg_config) + +case $cf_pkg_config in #(vi +no) #(vi + PKG_CONFIG=none + ;; +yes) #(vi + AC_PATH_PROG(PKG_CONFIG, pkg-config, none) + ;; +*) + PKG_CONFIG=$withval + ;; +esac + +test -z "$PKG_CONFIG" && PKG_CONFIG=none +if test "$PKG_CONFIG" != none ; then + CF_PATH_SYNTAX(PKG_CONFIG) +fi + +AC_SUBST(PKG_CONFIG) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42 +dnl ----------------- +dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed. +dnl +dnl POSIX.1-1990 _POSIX_SOURCE +dnl POSIX.1-1990 and _POSIX_SOURCE and +dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2 +dnl Bindings Option +dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L +dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L +dnl X/Open 2000 _POSIX_C_SOURCE=200112L +dnl +dnl Parameters: +dnl $1 is the nominal value for _POSIX_C_SOURCE +AC_DEFUN([CF_POSIX_C_SOURCE], +[ +cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1]) + +cf_save_CFLAGS="$CFLAGS" +cf_save_CPPFLAGS="$CPPFLAGS" + +CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE) +CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE) + +AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[ + CF_MSG_LOG(if the symbol is already defined go no further) + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifndef _POSIX_C_SOURCE +make an error +#endif], + [cf_cv_posix_c_source=no], + [cf_want_posix_source=no + case .$cf_POSIX_C_SOURCE in #(vi + .[[12]]??*) #(vi + cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" + ;; + .2) #(vi + cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" + cf_want_posix_source=yes + ;; + .*) + cf_want_posix_source=yes + ;; + esac + if test "$cf_want_posix_source" = yes ; then + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifdef _POSIX_SOURCE +make an error +#endif],[], + cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE") + fi + CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE) + CFLAGS="$cf_trim_CFLAGS" + CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source" + CF_MSG_LOG(if the second compile does not leave our definition intact error) + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifndef _POSIX_C_SOURCE +make an error +#endif],, + [cf_cv_posix_c_source=no]) + CFLAGS="$cf_save_CFLAGS" + CPPFLAGS="$cf_save_CPPFLAGS" + ]) +]) + +if test "$cf_cv_posix_c_source" != no ; then + CFLAGS="$cf_trim_CFLAGS" + CPPFLAGS="$cf_trim_CPPFLAGS" + CF_ADD_CFLAGS($cf_cv_posix_c_source) +fi + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22 +dnl ---------- +dnl Check for archiver "ar". +AC_DEFUN([CF_PROG_AR],[ +AC_CHECK_TOOL(AR, ar, ar) +]) +dnl --------------------------------------------------------------------------- +dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59 +dnl ----------- +dnl Check for awk, ensure that the check found something. +AC_DEFUN([CF_PROG_AWK], +[ +AC_PROG_AWK +test -z "$AWK" && AC_MSG_ERROR(No awk program found) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37 +dnl -------------- +dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that +dnl the output file can be renamed, and allows for a shell variable that can +dnl be used later. The parameter is either CC or CXX. The result is the +dnl cache variable: +dnl $cf_cv_prog_CC_c_o +dnl $cf_cv_prog_CXX_c_o +AC_DEFUN([CF_PROG_CC_C_O], +[AC_REQUIRE([AC_PROG_CC])dnl +AC_MSG_CHECKING([whether [$]$1 understands -c and -o together]) +AC_CACHE_VAL(cf_cv_prog_$1_c_o, +[ +cat > conftest.$ac_ext <<CF_EOF +#include <stdio.h> +int main() +{ + ${cf_cv_main_return:-return}(0); +} +CF_EOF +# We do the test twice because some compilers refuse to overwrite an +# existing .o file with -o, though they will create one. +ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC' +if AC_TRY_EVAL(ac_try) && + test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try); +then + eval cf_cv_prog_$1_c_o=yes +else + eval cf_cv_prog_$1_c_o=no +fi +rm -rf conftest* +])dnl +if test $cf_cv_prog_$1_c_o = yes; then + AC_MSG_RESULT([yes]) +else + AC_MSG_RESULT([no]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59 +dnl ------------- +dnl AC_PROG_EGREP was introduced in autoconf 2.53. +dnl This macro adds a check to ensure the script found something. +AC_DEFUN([CF_PROG_EGREP], +[AC_CACHE_CHECK([for egrep], [ac_cv_prog_egrep], + [if echo a | (grep -E '(a|b)') >/dev/null 2>&1 + then ac_cv_prog_egrep='grep -E' + else ac_cv_prog_egrep='egrep' + fi]) + EGREP=$ac_cv_prog_egrep + AC_SUBST([EGREP]) +test -z "$EGREP" && AC_MSG_ERROR(No egrep program found) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18 +dnl ----------- +dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX. +AC_DEFUN([CF_PROG_EXT], +[ +AC_REQUIRE([CF_CHECK_CACHE]) +case $cf_cv_system_name in +os2*) + CFLAGS="$CFLAGS -Zmt" + CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__" + CXXFLAGS="$CXXFLAGS -Zmt" + # autoconf's macro sets -Zexe and suffix both, which conflict:w + LDFLAGS="$LDFLAGS -Zmt -Zcrtdll" + ac_cv_exeext=.exe + ;; +esac + +AC_EXEEXT +AC_OBJEXT + +PROG_EXT="$EXEEXT" +AC_SUBST(PROG_EXT) +test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT") +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_GNAT version: 1 updated: 2010/06/19 15:22:18 +dnl ------------ +dnl Check for gnatmake, ensure that it is complete. +AC_DEFUN([CF_PROG_GNAT],[ +cf_ada_make=gnatmake +AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no) +if test "$ac_cv_prog_gnat_exists" = no; then + cf_ada_make= +else + CF_GNAT_VERSION + AC_CHECK_PROG(M4_exists, m4, yes, no) + if test "$ac_cv_prog_M4_exists" = no; then + cf_cv_prog_gnat_correct=no + echo Ada95 binding required program m4 not found. Ada95 binding disabled. + fi + if test "$cf_cv_prog_gnat_correct" = yes; then + AC_MSG_CHECKING(if GNAT works) + CF_GNAT_TRY_RUN([procedure conftest;], +[with Text_IO; +with GNAT.OS_Lib; +procedure conftest is +begin + Text_IO.Put ("Hello World"); + Text_IO.New_Line; + GNAT.OS_Lib.OS_Exit (0); +end conftest;],[cf_cv_prog_gnat_correct=yes],[cf_cv_prog_gnat_correct=no]) + AC_MSG_RESULT($cf_cv_prog_gnat_correct) + fi +fi + +AC_SUBST(cf_ada_make) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_PROG_LN_S version: 2 updated: 2010/08/14 18:25:37 +dnl ------------ +dnl Combine checks for "ln -s" and "ln -sf", updating $LN_S to include "-f" +dnl option if it is supported. +AC_DEFUN([CF_PROG_LN_S],[ +AC_PROG_LN_S +AC_MSG_CHECKING(if $LN_S -f options work) + +rm -f conf$$.src conf$$dst +echo >conf$$.dst +echo first >conf$$.src +if $LN_S -f conf$$.src conf$$.dst 2>/dev/null; then + cf_prog_ln_sf=yes +else + cf_prog_ln_sf=no +fi +rm -f conf$$.dst conf$$src +AC_MSG_RESULT($cf_prog_ln_sf) + +test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f" +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50 +dnl ---------------- +dnl Remove all -U and -D options that refer to the given symbol from a list +dnl of C compiler options. This works around the problem that not all +dnl compilers process -U and -D options from left-to-right, so a -U option +dnl cannot be used to cancel the effect of a preceding -D option. +dnl +dnl $1 = target (which could be the same as the source variable) +dnl $2 = source (including '$') +dnl $3 = symbol to remove +define([CF_REMOVE_DEFINE], +[ +$1=`echo "$2" | \ + sed -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[[ ]]/ /g' \ + -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'` +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52 +dnl ------------- +dnl Remove the given library from the symbol +dnl +dnl $1 = target (which could be the same as the source variable) +dnl $2 = source (including '$') +dnl $3 = library to remove +define([CF_REMOVE_LIB], +[ +# remove $3 library from $2 +$1=`echo "$2" | sed -e 's/-l$3[[ ]]//g' -e 's/-l$3[$]//'` +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_SHARED_OPTS version: 64 updated: 2010/06/05 16:51:16 +dnl -------------- +dnl -------------- +dnl Attempt to determine the appropriate CC/LD options for creating a shared +dnl library. +dnl +dnl Note: ${LOCAL_LDFLAGS} is used to link executables that will run within the +dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib +dnl We avoid compiling-in a ../lib path for the shared library since that can +dnl lead to unexpected results at runtime. +dnl ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared libraries +dnl are compiled in ../../lib +dnl +dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure +dnl to install symbolic links to the rel/abi versions of shared libraries. +dnl +dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi +dnl version when making symbolic links. +dnl +dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library +dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix +dnl (ex: libncurses.so.<ver>). +dnl +dnl Some loaders leave 'so_locations' lying around. It's nice to clean up. +AC_DEFUN([CF_SHARED_OPTS], +[ + AC_REQUIRE([CF_SUBST_NCURSES_VERSION]) + AC_REQUIRE([CF_LD_RPATH_OPT]) + LOCAL_LDFLAGS= + LOCAL_LDFLAGS2= + LD_SHARED_OPTS= + INSTALL_LIB="-m 644" + + cf_cv_do_symlinks=no + cf_ld_rpath_opt= + test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT" + + AC_MSG_CHECKING(if release/abi version should be used for shared libs) + AC_ARG_WITH(shlib-version, + [ --with-shlib-version=X Specify rel or abi version for shared libs], + [test -z "$withval" && withval=auto + case $withval in #(vi + yes) #(vi + cf_cv_shlib_version=auto + ;; + rel|abi|auto|no) #(vi + cf_cv_shlib_version=$withval + ;; + *) + AC_MSG_ERROR([option value must be one of: rel, abi, auto or no]) + ;; + esac + ],[cf_cv_shlib_version=auto]) + AC_MSG_RESULT($cf_cv_shlib_version) + + cf_cv_rm_so_locs=no + + # Some less-capable ports of gcc support only -fpic + CC_SHARED_OPTS= + if test "$GCC" = yes + then + AC_MSG_CHECKING(which $CC option to use) + cf_save_CFLAGS="$CFLAGS" + for CC_SHARED_OPTS in -fPIC -fpic '' + do + CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS" + AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[]) + done + AC_MSG_RESULT($CC_SHARED_OPTS) + CFLAGS="$cf_save_CFLAGS" + fi + + cf_cv_shlib_version_infix=no + + case $cf_cv_system_name in #(vi + aix[[56]]*) #(vi + if test "$GCC" = yes; then + CC_SHARED_OPTS= + MK_SHARED_LIB='$(CC) -shared' + fi + ;; + beos*) #(vi + MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0' + ;; + cygwin*) #(vi + CC_SHARED_OPTS= + MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}' + cf_cv_shlib_version=cygdll + cf_cv_shlib_version_infix=cygdll + cat >mk_shared_lib.sh <<-CF_EOF + #!/bin/sh + SHARED_LIB=\[$]1 + IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\` + shift + cat <<-EOF + Linking shared library + ** SHARED_LIB \[$]SHARED_LIB + ** IMPORT_LIB \[$]IMPORT_LIB +EOF + exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB} +CF_EOF + chmod +x mk_shared_lib.sh + ;; + darwin*) #(vi + EXTRA_CFLAGS="-no-cpp-precomp" + CC_SHARED_OPTS="-dynamic" + MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]' + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi + cf_cv_shlib_version_infix=yes + AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [ + cf_save_LDFLAGS=$LDFLAGS + LDFLAGS="$LDFLAGS -Wl,-search_paths_first" + AC_TRY_LINK(, [int i;], cf_cv_ldflags_search_paths_first=yes, cf_cv_ldflags_search_paths_first=no) + LDFLAGS=$cf_save_LDFLAGS]) + if test $cf_cv_ldflags_search_paths_first = yes; then + LDFLAGS="$LDFLAGS -Wl,-search_paths_first" + fi + ;; + hpux*) #(vi + # (tested with gcc 2.7.2 -- I don't have c89) + if test "$GCC" = yes; then + LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}' + else + CC_SHARED_OPTS='+Z' + LD_SHARED_OPTS='-Wl,+b,${libdir}' + fi + MK_SHARED_LIB='${LD} +b ${libdir} -b -o $[@]' + # HP-UX shared libraries must be executable, and should be + # readonly to exploit a quirk in the memory manager. + INSTALL_LIB="-m 555" + ;; + irix*) #(vi + if test "$cf_cv_enable_rpath" = yes ; then + EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS" + fi + # tested with IRIX 5.2 and 'cc'. + if test "$GCC" != yes; then + CC_SHARED_OPTS='-KPIC' + MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]' + else + MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]' + fi + cf_cv_rm_so_locs=yes + ;; + linux*|gnu*|k*bsd*-gnu) #(vi + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + if test "$cf_cv_enable_rpath" = yes ; then + EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS" + fi + CF_SHARED_SONAME + MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]' + ;; + openbsd[[2-9]].*) #(vi + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + if test "$cf_cv_enable_rpath" = yes ; then + EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS" + fi + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + CF_SHARED_SONAME + MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]' + ;; + nto-qnx*|openbsd*|freebsd[[12]].*) #(vi + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + MK_SHARED_LIB='${LD} -Bshareable -o $[@]' + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + ;; + freebsd*) #(vi + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then + LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)" + LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${libdir} $LOCAL_LDFLAGS" + EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS" + fi + CF_SHARED_SONAME + MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]' + ;; + netbsd*) #(vi + CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC" + if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then + LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS" + if test "$cf_cv_shlib_version" = auto; then + if test -f /usr/libexec/ld.elf_so; then + cf_cv_shlib_version=abi + else + cf_cv_shlib_version=rel + fi + fi + CF_SHARED_SONAME + MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]' + else + MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]' + fi + ;; + osf*|mls+*) #(vi + # tested with OSF/1 V3.2 and 'cc' + # tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't + # link with shared libs). + MK_SHARED_LIB='${LD} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $[@]`' + case $host_os in #(vi + osf4*) + MK_SHARED_LIB="${MK_SHARED_LIB} -msym" + ;; + esac + MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]' + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + cf_cv_rm_so_locs=yes + ;; + sco3.2v5*) # (also uw2* and UW7: hops 13-Apr-98 + # tested with osr5.0.5 + if test "$GCC" != yes; then + CC_SHARED_OPTS='-belf -KPIC' + fi + MK_SHARED_LIB='${LD} -dy -G -h `basename $[@] .${REL_VERSION}`.${ABI_VERSION} -o [$]@' + if test "$cf_cv_enable_rpath" = yes ; then + # only way is to set LD_RUN_PATH but no switch for it + RUN_PATH=$libdir + fi + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + LINK_PROGS='LD_RUN_PATH=${libdir}' + LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib' + ;; + sunos4*) #(vi + # tested with SunOS 4.1.1 and gcc 2.7.0 + if test "$GCC" != yes; then + CC_SHARED_OPTS='-KPIC' + fi + MK_SHARED_LIB='${LD} -assert pure-text -o $[@]' + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel + ;; + solaris2*) #(vi + # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2 + # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3 + if test "$DFT_LWR_MODEL" = "shared" ; then + LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}" + LOCAL_LDFLAGS2="$LOCAL_LDFLAGS" + fi + if test "$cf_cv_enable_rpath" = yes ; then + EXTRA_LDFLAGS="-R \${libdir} $EXTRA_LDFLAGS" + fi + CF_SHARED_SONAME + if test "$GCC" != yes; then + cf_save_CFLAGS="$CFLAGS" + for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O + do + CFLAGS="$cf_shared_opts $cf_save_CFLAGS" + AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break]) + done + CFLAGS="$cf_save_CFLAGS" + CC_SHARED_OPTS=$cf_shared_opts + MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]' + else + MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]' + fi + ;; + sysv5uw7*|unix_sv*) #(vi + # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc) + if test "$GCC" != yes; then + CC_SHARED_OPTS='-KPIC' + fi + MK_SHARED_LIB='${LD} -d y -G -o [$]@' + ;; + *) + CC_SHARED_OPTS='unknown' + MK_SHARED_LIB='echo unknown' + ;; + esac + + # This works if the last tokens in $MK_SHARED_LIB are the -o target. + case "$cf_cv_shlib_version" in #(vi + rel|abi) + case "$MK_SHARED_LIB" in #(vi + *'-o $[@]') #(vi + test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes + ;; + *) + AC_MSG_WARN(ignored --with-shlib-version) + ;; + esac + ;; + esac + + if test -n "$cf_ld_rpath_opt" ; then + MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${libdir}" + fi + + AC_SUBST(CC_SHARED_OPTS) + AC_SUBST(LD_RPATH_OPT) + AC_SUBST(LD_SHARED_OPTS) + AC_SUBST(MK_SHARED_LIB) + AC_SUBST(LINK_PROGS) + AC_SUBST(LINK_TESTS) + AC_SUBST(EXTRA_LDFLAGS) + AC_SUBST(LOCAL_LDFLAGS) + AC_SUBST(LOCAL_LDFLAGS2) + AC_SUBST(INSTALL_LIB) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43 +dnl ---------------- +dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for +dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar) +dnl option. +dnl +dnl $1 is the default that should be used for "$cf_cv_shlib_version". +dnl If missing, use "rel". +define([CF_SHARED_SONAME], +[ + test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1) + if test "$cf_cv_shlib_version" = rel; then + cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}' + else + cf_cv_shared_soname='`basename $[@]`' + fi +]) +dnl --------------------------------------------------------------------------- +dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52 +dnl -------------- +dnl Remove "-g" option from the compiler options +AC_DEFUN([CF_STRIP_G_OPT], +[$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl +dnl --------------------------------------------------------------------------- +dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50 +dnl -------------- +dnl Construct a search-list for a nonstandard header/lib-file +dnl $1 = the variable to return as result +dnl $2 = the package name +dnl $3 = the subdirectory, e.g., bin, include or lib +AC_DEFUN([CF_SUBDIR_PATH], +[ +$1= + +CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix) +CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE) +CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix) +CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix) +CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_SUBST version: 4 updated: 2006/06/17 12:33:03 +dnl -------- +dnl Shorthand macro for substituting things that the user may override +dnl with an environment variable. +dnl +dnl $1 = long/descriptive name +dnl $2 = environment variable +dnl $3 = default value +AC_DEFUN([CF_SUBST], +[AC_CACHE_VAL(cf_cv_subst_$2,[ +AC_MSG_CHECKING(for $1 (symbol $2)) +CF_SUBST_IF([-z "[$]$2"], [$2], [$3]) +cf_cv_subst_$2=[$]$2 +AC_MSG_RESULT([$]$2) +]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_TERM_HEADER version: 2 updated: 2010/10/23 15:54:49 +dnl -------------- +dnl Look for term.h, which is part of X/Open curses. It defines the interface +dnl to terminfo database. Usually it is in the same include-path as curses.h, +dnl but some packagers change this, breaking various applications. +AC_DEFUN([CF_TERM_HEADER],[ +AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[ +case ${cf_cv_ncurses_header} in #(vi +*/ncurses.h|*/ncursesw.h) #(vi + cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'` + ;; +*) + cf_term_header=term.h + ;; +esac + +for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h" +do +AC_TRY_COMPILE([#include <stdio.h> +#include <${cf_cv_ncurses_header:-curses.h}> +#include <$cf_test> +],[int x = auto_left_margin],[ + cf_cv_term_header="$cf_test"],[ + cf_cv_term_header=unknown + ]) + test "$cf_cv_term_header" != unknown && break +done +]) + +# Set definitions to allow ifdef'ing to accommodate subdirectories + +case $cf_cv_term_header in # (vi +*term.h) + AC_DEFINE(HAVE_TERM_H) + ;; +esac + +case $cf_cv_term_header in # (vi +ncurses/term.h) #(vi + AC_DEFINE(HAVE_NCURSES_TERM_H) + ;; +ncursesw/term.h) + AC_DEFINE(HAVE_NCURSESW_TERM_H) + ;; +esac +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23 +dnl --------------- +dnl Define a top_builddir symbol, for applications that need an absolute path. +AC_DEFUN([CF_TOP_BUILDDIR], +[ +top_builddir=`pwd` +AC_SUBST(top_builddir) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59 +dnl -------- +dnl Make an uppercase version of a variable +dnl $1=uppercase($2) +AC_DEFUN([CF_UPPER], +[ +$1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%` +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_UTF8_LIB version: 7 updated: 2010/06/20 09:24:28 +dnl ----------- +dnl Check for multibyte support, and if not found, utf8 compatibility library +AC_DEFUN([CF_UTF8_LIB], +[ +AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[ + cf_save_LIBS="$LIBS" + AC_TRY_LINK([ +#include <stdlib.h>],[putwc(0,0);], + [cf_cv_utf8_lib=yes], + [CF_FIND_LINKAGE([ +#include <libutf8.h>],[putwc(0,0);],utf8, + [cf_cv_utf8_lib=add-on], + [cf_cv_utf8_lib=no]) +])]) + +# HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between +# ncurses/ncursesw: +if test "$cf_cv_utf8_lib" = "add-on" ; then + AC_DEFINE(HAVE_LIBUTF8_H) + CF_ADD_INCDIR($cf_cv_header_path_utf8) + CF_ADD_LIBDIR($cf_cv_library_path_utf8) + CF_ADD_LIBS($cf_cv_library_file_utf8) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12 +dnl ---------- +dnl Use AC_VERBOSE w/o the warnings +AC_DEFUN([CF_VERBOSE], +[test -n "$verbose" && echo " $1" 1>&AC_FD_MSG +CF_MSG_LOG([$1]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06 +dnl --------------- +dnl Check for compiler-support for weak symbols. +dnl This works with "recent" gcc. +AC_DEFUN([CF_WEAK_SYMBOLS],[ +AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[ + +AC_TRY_COMPILE([ +#include <stdio.h>], +[ +#if defined(__GNUC__) +# if defined __USE_ISOC99 +# define _cat_pragma(exp) _Pragma(#exp) +# define _weak_pragma(exp) _cat_pragma(weak name) +# else +# define _weak_pragma(exp) +# endif +# define _declare(name) __extension__ extern __typeof__(name) name +# define weak_symbol(name) _weak_pragma(name) _declare(name) __attribute__((weak)) +#endif + +weak_symbol(fopen); +],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no]) +]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_ADA_COMPILER version: 2 updated: 2010/06/26 17:35:58 +dnl -------------------- +dnl Command-line option to specify the Ada95 compiler. +AC_DEFUN([CF_WITH_ADA_COMPILER],[ +AC_MSG_CHECKING(for ada-compiler) +AC_ARG_WITH(ada-compiler, + [ --with-ada-compiler=CMD specify Ada95 compiler command (default gnatmake)], + [cf_ada_compiler=$withval], + [cf_ada_compiler=gnatmake]) +AC_SUBST(cf_ada_compiler) +AC_MSG_RESULT($cf_ada_compiler) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_ADA_INCLUDE version: 2 updated: 2010/06/26 17:35:58 +dnl ------------------- +dnl Command-line option to specify where Ada includes will install. +AC_DEFUN([CF_WITH_ADA_INCLUDE],[ +AC_MSG_CHECKING(for ada-include) +CF_WITH_PATH(ada-include, + [ --with-ada-include=DIR Ada includes are in DIR], + ADA_INCLUDE, + PREFIX/share/ada/adainclude, + [$]prefix/share/ada/adainclude) +AC_SUBST(ADA_INCLUDE) +AC_MSG_RESULT($ADA_INCLUDE) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_ADA_OBJECTS version: 2 updated: 2010/06/26 17:35:58 +dnl ------------------- +dnl Command-line option to specify where Ada objects will install. +AC_DEFUN([CF_WITH_ADA_OBJECTS],[ +AC_MSG_CHECKING(for ada-objects) +CF_WITH_PATH(ada-objects, + [ --with-ada-objects=DIR Ada objects are in DIR], + ADA_OBJECTS, + PREFIX/lib/ada/adalib, + [$]prefix/lib/ada/adalib) +AC_SUBST(ADA_OBJECTS) +AC_MSG_RESULT($ADA_OBJECTS) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58 +dnl --------------------- +dnl Command-line option to specify if an Ada95 shared-library should be built, +dnl and optionally what its soname should be. +AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[ +AC_MSG_CHECKING(if an Ada95 shared-library should be built) +AC_ARG_WITH(ada-sharedlib, + [ --with-ada-sharedlib=XX build Ada95 shared-library], + [with_ada_sharedlib=$withval], + [with_ada_sharedlib=no]) +AC_MSG_RESULT($with_ada_sharedlib) + +ADA_SHAREDLIB='lib$(LIB_NAME).so.1' +MAKE_ADA_SHAREDLIB="#" + +if test "x$with_ada_sharedlib" != xno +then + MAKE_ADA_SHAREDLIB= + if test "x$with_ada_sharedlib" != xyes + then + ADA_SHAREDLIB="$with_ada_sharedlib" + fi +fi + +AC_SUBST(ADA_SHAREDLIB) +AC_SUBST(MAKE_ADA_SHAREDLIB) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_CURSES_DIR version: 3 updated: 2010/11/20 17:02:38 +dnl ------------------ +dnl Wrapper for AC_ARG_WITH to specify directory under which to look for curses +dnl libraries. +AC_DEFUN([CF_WITH_CURSES_DIR],[ + +AC_MSG_CHECKING(for specific curses-directory) +AC_ARG_WITH(curses-dir, + [ --with-curses-dir=DIR directory in which (n)curses is installed], + [cf_cv_curses_dir=$withval], + [cf_cv_curses_dir=no]) +AC_MSG_RESULT($cf_cv_curses_dir) + +if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" ) +then + CF_PATH_SYNTAX(withval) + if test -d "$cf_cv_curses_dir" + then + CF_ADD_INCDIR($cf_cv_curses_dir/include) + CF_ADD_LIBDIR($cf_cv_curses_dir/lib) + fi +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_PATH version: 10 updated: 2010/10/23 15:44:18 +dnl ------------ +dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just +dnl defaulting to yes/no. +dnl +dnl $1 = option name +dnl $2 = help-text +dnl $3 = environment variable to set +dnl $4 = default value, shown in the help-message, must be a constant +dnl $5 = default value, if it's an expression & cannot be in the help-message +dnl +AC_DEFUN([CF_WITH_PATH], +[AC_ARG_WITH($1,[$2 ](default: ifelse([$4],,empty,[$4])),, +ifelse([$4],,[withval="${$3}"],[withval="${$3:-ifelse([$5],,[$4],[$5])}"]))dnl +if ifelse([$5],,true,[test -n "$5"]) ; then +CF_PATH_SYNTAX(withval) +fi +$3="$withval" +AC_SUBST($3)dnl +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_WITH_PTHREAD version: 3 updated: 2010/05/29 16:31:02 +dnl --------------- +dnl Check for POSIX thread library. +AC_DEFUN([CF_WITH_PTHREAD], +[ +AC_MSG_CHECKING(if you want to link with the pthread library) +AC_ARG_WITH(pthread, + [ --with-pthread use POSIX thread library], + [with_pthread=$withval], + [with_pthread=no]) +AC_MSG_RESULT($with_pthread) + +if test "$with_pthread" != no ; then + AC_CHECK_HEADER(pthread.h,[ + AC_DEFINE(HAVE_PTHREADS_H) + + AC_MSG_CHECKING(if we can link with the pthread library) + cf_save_LIBS="$LIBS" + CF_ADD_LIB(pthread) + AC_TRY_LINK([ +#include <pthread.h> +],[ + int rc = pthread_create(0,0,0,0); +],[with_pthread=yes],[with_pthread=no]) + LIBS="$cf_save_LIBS" + AC_MSG_RESULT($with_pthread) + + if test "$with_pthread" = yes ; then + CF_ADD_LIB(pthread) + AC_DEFINE(HAVE_LIBPTHREADS) + else + AC_MSG_ERROR(Cannot link with pthread library) + fi + ]) +fi +]) +dnl --------------------------------------------------------------------------- +dnl CF_XOPEN_SOURCE version: 34 updated: 2010/05/26 05:38:42 +dnl --------------- +dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions, +dnl or adapt to the vendor's definitions to get equivalent functionality, +dnl without losing the common non-POSIX features. +dnl +dnl Parameters: +dnl $1 is the nominal value for _XOPEN_SOURCE +dnl $2 is the nominal value for _POSIX_C_SOURCE +AC_DEFUN([CF_XOPEN_SOURCE],[ + +cf_XOPEN_SOURCE=ifelse([$1],,500,[$1]) +cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2]) +cf_xopen_source= + +case $host_os in #(vi +aix[[456]]*) #(vi + cf_xopen_source="-D_ALL_SOURCE" + ;; +darwin[[0-8]].*) #(vi + cf_xopen_source="-D_APPLE_C_SOURCE" + ;; +darwin*) #(vi + cf_xopen_source="-D_DARWIN_C_SOURCE" + ;; +freebsd*|dragonfly*) #(vi + # 5.x headers associate + # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L + # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L + cf_POSIX_C_SOURCE=200112L + cf_XOPEN_SOURCE=600 + cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + ;; +hpux11*) #(vi + cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500" + ;; +hpux*) #(vi + cf_xopen_source="-D_HPUX_SOURCE" + ;; +irix[[56]].*) #(vi + cf_xopen_source="-D_SGI_SOURCE" + ;; +linux*|gnu*|mint*|k*bsd*-gnu) #(vi + CF_GNU_SOURCE + ;; +mirbsd*) #(vi + # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <arpa/inet.h> + ;; +netbsd*) #(vi + # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw + ;; +openbsd*) #(vi + # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw + ;; +osf[[45]]*) #(vi + cf_xopen_source="-D_OSF_SOURCE" + ;; +nto-qnx*) #(vi + cf_xopen_source="-D_QNX_SOURCE" + ;; +sco*) #(vi + # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer + ;; +solaris2.1[[0-9]]) #(vi + cf_xopen_source="-D__EXTENSIONS__ -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + ;; +solaris2.[[1-9]]) #(vi + cf_xopen_source="-D__EXTENSIONS__" + ;; +*) + AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[ + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifndef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_xopen_source=no], + [cf_save="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + AC_TRY_COMPILE([#include <sys/types.h>],[ +#ifdef _XOPEN_SOURCE +make an error +#endif], + [cf_cv_xopen_source=no], + [cf_cv_xopen_source=$cf_XOPEN_SOURCE]) + CPPFLAGS="$cf_save" + ]) +]) + if test "$cf_cv_xopen_source" != no ; then + CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE) + CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE) + cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source" + CF_ADD_CFLAGS($cf_temp_xopen_source) + fi + CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE) + ;; +esac + +if test -n "$cf_xopen_source" ; then + CF_ADD_CFLAGS($cf_xopen_source) +fi +]) |