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100 lines
2.5 KiB
Plaintext
100 lines
2.5 KiB
Plaintext
dnl $Id$
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dnl
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dnl This file contains local autoconf functions.
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AC_DEFUN([LIBZEND_BISON_CHECK],[
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# we only support certain bison versions
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bison_version_list="1.28 1.35 1.75 1.875 2.0"
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if test "$YACC"; then
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AC_CACHE_CHECK([for bison version], php_cv_bison_version, [
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set `bison --version| grep 'GNU Bison' | cut -d ' ' -f 4 | $SED -e 's/\./ /'|tr -d a-z`
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bison_version="${1}.${2}"
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php_cv_bison_version=invalid
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for bison_check_version in $bison_version_list; do
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if test "$bison_version" = "$bison_check_version"; then
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php_cv_bison_version="$bison_check_version (ok)"
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fi
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done
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])
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fi
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case $php_cv_bison_version in
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""|invalid[)]
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bison_msg="bison versions supported for regeneration of the Zend/PHP parsers: $bison_version_list (found $bison_version)."
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AC_MSG_WARN([$bison_msg])
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YACC="exit 0;"
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;;
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esac
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])
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AC_DEFUN([ZEND_FP_EXCEPT],[
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AC_CACHE_CHECK(whether fp_except is defined, ac_cv_type_fp_except,[
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AC_TRY_COMPILE([
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#include <floatingpoint.h>
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],[
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fp_except x = (fp_except) 0;
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],[
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ac_cv_type_fp_except=yes
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],[
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ac_cv_type_fp_except=no
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],[
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ac_cv_type_fp_except=no
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])])
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if test "$ac_cv_type_fp_except" = "yes"; then
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AC_DEFINE(HAVE_FP_EXCEPT, 1, [whether floatingpoint.h defines fp_except])
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fi
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])
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dnl
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dnl Check for broken sprintf()
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dnl
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AC_DEFUN([AC_ZEND_BROKEN_SPRINTF],[
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AC_CACHE_CHECK(whether sprintf is broken, ac_cv_broken_sprintf,[
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AC_TRY_RUN([main() {char buf[20];exit(sprintf(buf,"testing 123")!=11); }],[
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ac_cv_broken_sprintf=no
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],[
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ac_cv_broken_sprintf=yes
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],[
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ac_cv_broken_sprintf=no
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])
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])
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if test "$ac_cv_broken_sprintf" = "yes"; then
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ac_result=1
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else
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ac_result=0
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fi
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AC_DEFINE_UNQUOTED(ZEND_BROKEN_SPRINTF, $ac_result, [Whether sprintf is broken])
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])
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dnl
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dnl AC_ZEND_C_BIGENDIAN
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dnl Replacement macro for AC_C_BIGENDIAN
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dnl
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AC_DEFUN([AC_ZEND_C_BIGENDIAN],
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[AC_CACHE_CHECK([whether byte ordering is bigendian], ac_cv_c_bigendian_php,
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[
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ac_cv_c_bigendian_php=unknown
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AC_TRY_RUN(
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[
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int main(void)
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{
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short one = 1;
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char *cp = (char *)&one;
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if (*cp == 0) {
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return(0);
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} else {
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return(1);
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}
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}
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], [ac_cv_c_bigendian_php=yes], [ac_cv_c_bigendian_php=no], [ac_cv_c_bigendian_php=unknown])
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])
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if test $ac_cv_c_bigendian_php = yes; then
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AC_DEFINE(WORDS_BIGENDIAN, [], [Define if processor uses big-endian word])
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fi
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])
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AC_DEFUN([AM_SET_LIBTOOL_VARIABLE],[
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LIBTOOL='$(SHELL) $(top_builddir)/libtool $1'
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])
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