diff options
Diffstat (limited to 'm4/ntp_openssl.m4')
| -rw-r--r-- | m4/ntp_openssl.m4 | 283 |
1 files changed, 0 insertions, 283 deletions
diff --git a/m4/ntp_openssl.m4 b/m4/ntp_openssl.m4 deleted file mode 100644 index 7d9f477bfbf2..000000000000 --- a/m4/ntp_openssl.m4 +++ /dev/null @@ -1,283 +0,0 @@ -dnl ###################################################################### -dnl OpenSSL support shared by top-level and sntp/configure.ac -AC_DEFUN([NTP_OPENSSL], [ - -AC_SUBST([OPENSSL]) -AC_SUBST([OPENSSL_INC]) -AC_SUBST([OPENSSL_LIB]) - -AC_MSG_CHECKING([for openssl library directory]) -AC_ARG_WITH( - [openssl-libdir], - [AS_HELP_STRING( - [--with-openssl-libdir], - [+ =/something/reasonable] - )], - [ans=$withval], - [ - case "$build" in - $host) ans=yes ;; - *) ans=no ;; - esac - ] -) -case "$ans" in - no) - ;; - yes) # Look in: - ans="/usr/lib /usr/lib/openssl /usr/sfw/lib /usr/local/lib /usr/local/ssl/lib /lib" - ;; - *) # Look where they said - ;; -esac -case "$ans" in - no) - ;; - *) # Look for libcrypto.a and libssl.a: - for i in $ans no - do - case "$host" in - *-*-darwin*) - test -f $i/libcrypto.dylib -a -f $i/libssl.dylib && break - ;; - *) - test -f $i/libcrypto.so -a -f $i/libssl.so && break - test -f $i/libcrypto.a -a -f $i/libssl.a && break - ;; - esac - done - case "$i" in - no) - ans=no - OPENSSL_LIB= - ;; - *) ans=$i - OPENSSL_LIB=$ans - ;; - esac - ;; -esac -AC_MSG_RESULT([$ans]) - -AC_MSG_CHECKING([for openssl include directory]) -AC_ARG_WITH( - [openssl-incdir], - [AS_HELP_STRING( - [--with-openssl-incdir], - [+ =/something/reasonable] - )], - [ans=$withval], - [ - case "$build" in - $host) ans=yes ;; - *) ans=no ;; - esac - ] -) -case "$ans" in - no) - ;; - yes) # look in: - ans="/usr/include /usr/sfw/include /usr/local/include /usr/local/ssl/include" - ;; - *) # Look where they said - ;; -esac -case "$ans" in - no) - ;; - *) # look for openssl/opensslconf.h: - for i in $ans no - do - test -f $i/openssl/opensslconf.h && break - done - case "$i" in - no) - ans=no - OPENSSL_INC= - ;; - *) ans=$i - OPENSSL_INC=$ans - ;; - esac - ;; -esac -AC_MSG_RESULT([$ans]) - -AC_MSG_CHECKING([if we will use crypto]) -AC_ARG_WITH( - [crypto], - [AS_HELP_STRING( - [--with-crypto], - [+ =openssl] - )], - [ans=$withval], - [ans=yes] -) -case "$ans" in - no) - ;; - yes|openssl) - if test -z "$OPENSSL_LIB" -o -z "$OPENSSL_INC" - then - ans=no - else - ans=yes - fi -esac -ntp_openssl=$ans -AC_MSG_RESULT([$ans]) - -case "$ntp_openssl" in - yes) - # We have OpenSSL inc/lib - use them. - case "$OPENSSL_INC" in - /usr/include) - ;; - *) - CPPFLAGS="$CPPFLAGS -I$OPENSSL_INC" - ;; - esac - case "$OPENSSL_LIB" in - /usr/lib) - ;; - *) - LDFLAGS="$LDFLAGS -L$OPENSSL_LIB" - case "$need_dash_r" in - 1) - LDFLAGS="$LDFLAGS -R$OPENSSL_LIB" - esac - ;; - esac - AC_SUBST([LCRYPTO], [-lcrypto]) - AC_DEFINE([OPENSSL], [1], [Use OpenSSL?]) -esac - -# -# check for linking with -lcrypto failure, and try -lz -lcrypto. -# Helps m68k-atari-mint -# -case "$ntp_openssl" in - yes) - NTPO_SAVED_LIBS="$LIBS" - LIBS="$NTPO_SAVED_LIBS $LCRYPTO" - AC_CACHE_CHECK( - [if linking with $LCRYPTO alone works], - [ntp_cv_bare_lcrypto], - [AC_LINK_IFELSE( - [AC_LANG_PROGRAM( - [[ - #include "openssl/err.h" - #include "openssl/evp.h" - ]], - [[ - ERR_load_crypto_strings(); - OpenSSL_add_all_algorithms(); - ]] - )], - [ntp_cv_bare_lcrypto=yes], - [ntp_cv_bare_lcrypto=no] - )] - ) - case "$ntp_cv_bare_lcrypto" in - no) - LIBS="$NTPO_SAVED_LIBS $LCRYPTO -lz" - AC_CACHE_CHECK( - [if linking with $LCRYPTO -lz works], - [ntp_cv_lcrypto_lz], - [AC_LINK_IFELSE( - [AC_LANG_PROGRAM( - [[ - #include "openssl/err.h" - #include "openssl/evp.h" - ]], - [[ - ERR_load_crypto_strings(); - OpenSSL_add_all_algorithms(); - ]] - )], - [ntp_cv_lcrypto_lz=yes], - [ntp_cv_lcrypto_lz=no] - )] - ) - case "$ntp_cv_lcrypto_lz" in - yes) - LCRYPTO="$LCRYPTO -lz" - esac - esac - LIBS="$NTPO_SAVED_LIBS" - AS_UNSET([NTPO_SAVED_LIBS]) -esac - -# -# Older OpenSSL headers have a number of callback prototypes inside -# other function prototypes which trigger copious warnings with gcc's -# -Wstrict-prototypes, which is included in -Wall. -# -# An example: -# -# int i2d_RSA_NET(const RSA *a, unsigned char **pp, -# int (*cb)(), int sgckey); -# ^^^^^^^^^^^ -# -# -# -openssl_triggers_warnings=unknown -SAVED_CFLAGS="$CFLAGS" - -case "$GCC$ntp_openssl" in - yesyes) - CFLAGS="$CFLAGS -Werror" - AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM( - [[ - ]], - [[ - /* see if -Werror breaks gcc */ - ]] - )], - [gcc_handles_Werror=yes], - [gcc_handles_Werror=no] - ) - case "$gcc_handles_Werror" in - no) - # if this gcc doesn't do -Werror go ahead and use - # -Wstrict-prototypes. - openssl_triggers_warnings=yes - ;; - yes) - CFLAGS="$CFLAGS -Wstrict-prototypes" - AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM( - [[ - #include "openssl/asn1_mac.h" - #include "openssl/bn.h" - #include "openssl/err.h" - #include "openssl/evp.h" - #include "openssl/pem.h" - #include "openssl/rand.h" - #include "openssl/x509v3.h" - ]], - [[ - /* empty body */ - ]] - )], - [openssl_triggers_warnings=no], - [openssl_triggers_warnings=yes] - ) - esac - case "$openssl_triggers_warnings" in - yes) - CFLAGS="$SAVED_CFLAGS -Wno-strict-prototypes" - ;; - *) - CFLAGS="$SAVED_CFLAGS -Wstrict-prototypes" - esac - ;; - yesno) - # gcc without OpenSSL - CFLAGS="$SAVED_CFLAGS -Wstrict-prototypes" -esac - -]) -dnl ====================================================================== |