##############################################################################
# Copyright 2019,2020 Thomas E. Dickey #
# Copyright 2007-2009,2010 Free Software Foundation, Inc. #
# #
# Permission is hereby granted, free of charge, to any person obtaining a #
# copy of this software and associated documentation files (the "Software"), #
# to deal in the Software without restriction, including without limitation #
# the rights to use, copy, modify, merge, publish, distribute, distribute #
# with modifications, sublicense, and/or sell copies of the Software, and to #
# permit persons to whom the Software is furnished to do so, subject to the #
# following conditions: #
# #
# The above copyright notice and this permission notice shall be included in #
# all copies or substantial portions of the Software. #
# #
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR #
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, #
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL #
# THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER #
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING #
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER #
# DEALINGS IN THE SOFTWARE. #
# #
# Except as contained in this notice, the name(s) of the above copyright #
# holders shall not be used in advertising or otherwise to promote the sale, #
# use or other dealings in this Software without prior written #
# authorization. #
##############################################################################
# $Id: MKcodes.awk,v 1.11 2020/02/02 23:34:34 tom Exp $
function large_item(value) {
result = sprintf("%d,", offset);
offset = offset + length(value) + 1;
offcol = offcol + length(result) + 2;
if (offcol > 70) {
result = result "\n";
offcol = 0;
} else {
result = result " ";
}
bigstr = bigstr sprintf("\"%s\\0\" ", value);
bigcol = bigcol + length(value) + 5;
if (bigcol > 70) {
bigstr = bigstr "\\\n";
bigcol = 0;
}
return result;
}
function small_item(value) {
return sprintf("\t\t\"%s\",\n", value);
}
function print_strings(name,value) {
printf "DCL(%s) = {\n", name
print value
print "\t\t(NCURSES_CONST char *)0,"
print "};"
print ""
}
function print_offsets(name,value) {
printf "static const short _nc_offset_%s[] = {\n", name
printf "%s", value
print "};"
print ""
printf "static NCURSES_CONST char ** ptr_%s = 0;\n", name
print ""
}
BEGIN {
print "/* This file was generated by MKcodes.awk */"
print ""
print "#include <curses.priv.h>"
print ""
print "#define IT NCURSES_CONST char * const"
print ""
offset = 0;
offcol = 0;
bigcol = 0;
}
$1 ~ /^#/ {next;}
$1 ~ /^(cap|info)alias/ {next;}
$1 == "userdef" {next;}
$1 == "SKIPWARN" {next;}
$3 == "bool" {
small_boolcodes = small_boolcodes small_item($4);
large_boolcodes = large_boolcodes large_item($4);
}
$3 == "num" {
small_numcodes = small_numcodes small_item($4);
large_numcodes = large_numcodes large_item($4);
}
$3 == "str" {
small_strcodes = small_strcodes small_item($4);
large_strcodes = large_strcodes large_item($4);
}
END {
print ""
print "#if BROKEN_LINKER || USE_REENTRANT"
print ""
if (bigstrings) {
printf "static const char _nc_code_blob[] = \n"
printf "%s;\n", bigstr;
print_offsets("boolcodes", large_boolcodes);
print_offsets("numcodes", large_numcodes);
print_offsets("strcodes", large_strcodes);
print ""
print "static IT *"
print "alloc_array(NCURSES_CONST char ***value, const short *offsets, unsigned size)"
print "{"
print " if (*value == 0) {"
print " if ((*value = typeCalloc(NCURSES_CONST char *, size + 1)) != 0) {"
print " unsigned n;"
print " for (n = 0; n < size; ++n) {"
print " (*value)[n] = (NCURSES_CONST char *) _nc_code_blob + offsets[n];"
print " }"
print " }"
print " }"
print " return *value;"
print "}"
print ""
print "#define FIX(it) NCURSES_IMPEXP IT * NCURSES_API NCURSES_PUBLIC_VAR(it)(void) { return alloc_array(&ptr_##it, _nc_offset_##it, SIZEOF(_nc_offset_##it)); }"
} else {
print "#define DCL(it) static IT data##it[]"
print ""
print_strings("boolcodes", small_boolcodes);
print_strings("numcodes", small_numcodes);
print_strings("strcodes", small_strcodes);
print "#define FIX(it) NCURSES_IMPEXP IT * NCURSES_API NCURSES_PUBLIC_VAR(it)(void) { return data##it; }"
}
print ""
print "/* remove public definition which conflicts with FIX() */"
print "#undef boolcodes"
print "#undef numcodes"
print "#undef strcodes"
print ""
print "/* add local definition */"
print "FIX(boolcodes)"
print "FIX(numcodes)"
print "FIX(strcodes)"
print ""
print "/* restore the public definition */"
print ""
print "#define FREE_FIX(it) if (ptr_##it) { FreeAndNull(ptr_##it); }"
print "#define boolcodes NCURSES_PUBLIC_VAR(boolcodes())"
print "#define numcodes NCURSES_PUBLIC_VAR(numcodes())"
print "#define strcodes NCURSES_PUBLIC_VAR(strcodes())"
print ""
print "#if NO_LEAKS"
print "NCURSES_EXPORT(void)"
print "_nc_codes_leaks(void)"
print "{"
if (bigstrings) {
print "FREE_FIX(boolcodes)"
print "FREE_FIX(numcodes)"
print "FREE_FIX(strcodes)"
}
print "}"
print "#endif"
print ""
print "#else"
print ""
print "#define DCL(it) NCURSES_EXPORT_VAR(IT) it[]"
print ""
print_strings("boolcodes", small_boolcodes);
print_strings("numcodes", small_numcodes);
print_strings("strcodes", small_strcodes);
print ""
print "#endif /* BROKEN_LINKER */"
}
