mirror of
https://github.com/php/php-src.git
synced 2024-12-27 02:39:39 +08:00
108 lines
2.8 KiB
Plaintext
108 lines
2.8 KiB
Plaintext
dnl $Id$
|
|
dnl
|
|
dnl This file contains local autoconf functions.
|
|
|
|
AC_DEFUN([LIBZEND_BISON_CHECK],[
|
|
# we only support certain bison versions
|
|
bison_version_list="1.28 1.35 1.75 1.875 2.0 2.1 2.2"
|
|
|
|
# for standalone build of Zend Engine
|
|
test -z "$SED" && SED=sed
|
|
|
|
bison_version=none
|
|
if test "$YACC"; then
|
|
AC_CACHE_CHECK([for bison version], php_cv_bison_version, [
|
|
bison_version_vars=`bison --version 2> /dev/null | grep 'GNU Bison' | cut -d ' ' -f 4 | $SED -e 's/\./ /' | tr -d a-z`
|
|
php_cv_bison_version=invalid
|
|
if test -n "$bison_version_vars"; then
|
|
set $bison_version_vars
|
|
bison_version="${1}.${2}"
|
|
for bison_check_version in $bison_version_list; do
|
|
if test "$bison_version" = "$bison_check_version"; then
|
|
php_cv_bison_version="$bison_check_version (ok)"
|
|
break
|
|
fi
|
|
done
|
|
fi
|
|
])
|
|
fi
|
|
case $php_cv_bison_version in
|
|
""|invalid[)]
|
|
bison_msg="bison versions supported for regeneration of the Zend/PHP parsers: $bison_version_list (found: $bison_version)."
|
|
AC_MSG_WARN([$bison_msg])
|
|
YACC="exit 0;"
|
|
;;
|
|
esac
|
|
])
|
|
|
|
AC_DEFUN([ZEND_FP_EXCEPT],[
|
|
AC_CACHE_CHECK(whether fp_except is defined, ac_cv_type_fp_except,[
|
|
AC_TRY_COMPILE([
|
|
#include <floatingpoint.h>
|
|
],[
|
|
fp_except x = (fp_except) 0;
|
|
],[
|
|
ac_cv_type_fp_except=yes
|
|
],[
|
|
ac_cv_type_fp_except=no
|
|
],[
|
|
ac_cv_type_fp_except=no
|
|
])])
|
|
if test "$ac_cv_type_fp_except" = "yes"; then
|
|
AC_DEFINE(HAVE_FP_EXCEPT, 1, [whether floatingpoint.h defines fp_except])
|
|
fi
|
|
])
|
|
|
|
dnl
|
|
dnl Check for broken sprintf()
|
|
dnl
|
|
AC_DEFUN([AC_ZEND_BROKEN_SPRINTF],[
|
|
AC_CACHE_CHECK(whether sprintf is broken, ac_cv_broken_sprintf,[
|
|
AC_TRY_RUN([main() {char buf[20];exit(sprintf(buf,"testing 123")!=11); }],[
|
|
ac_cv_broken_sprintf=no
|
|
],[
|
|
ac_cv_broken_sprintf=yes
|
|
],[
|
|
ac_cv_broken_sprintf=no
|
|
])
|
|
])
|
|
if test "$ac_cv_broken_sprintf" = "yes"; then
|
|
ac_result=1
|
|
else
|
|
ac_result=0
|
|
fi
|
|
AC_DEFINE_UNQUOTED(ZEND_BROKEN_SPRINTF, $ac_result, [Whether sprintf is broken])
|
|
])
|
|
|
|
dnl
|
|
dnl AC_ZEND_C_BIGENDIAN
|
|
dnl Replacement macro for AC_C_BIGENDIAN
|
|
dnl
|
|
AC_DEFUN([AC_ZEND_C_BIGENDIAN],
|
|
[AC_CACHE_CHECK([whether byte ordering is bigendian], ac_cv_c_bigendian_php,
|
|
[
|
|
ac_cv_c_bigendian_php=unknown
|
|
AC_TRY_RUN(
|
|
[
|
|
int main(void)
|
|
{
|
|
short one = 1;
|
|
char *cp = (char *)&one;
|
|
|
|
if (*cp == 0) {
|
|
return(0);
|
|
} else {
|
|
return(1);
|
|
}
|
|
}
|
|
], [ac_cv_c_bigendian_php=yes], [ac_cv_c_bigendian_php=no], [ac_cv_c_bigendian_php=unknown])
|
|
])
|
|
if test $ac_cv_c_bigendian_php = yes; then
|
|
AC_DEFINE(WORDS_BIGENDIAN, [], [Define if processor uses big-endian word])
|
|
fi
|
|
])
|
|
|
|
AC_DEFUN([AM_SET_LIBTOOL_VARIABLE],[
|
|
LIBTOOL='$(SHELL) $(top_builddir)/libtool $1'
|
|
])
|