psi_save_LIBS=$LIBS
LIBS=
+ ac_includes_default="AC_INCLUDES_DEFAULT"
+
+ AC_PROG_AWK
+ AC_PATH_PROG(NM, nm)
+ AC_CACHE_CHECK(for libc start main symbol, psi_cv_libc_main, [
+ psi_libc_main=
+ AC_TRY_LINK(PSI_INCLUDES, [(void)0;], [
+ psi_libc_main=`nm -g conftest$ac_exeext | $AWK -F ' *|@' '/^@<:@@<:@:space:@:>@@:>@+U / {print$[]3; exit}'`
+ ])
+ psi_cv_libc_main=$psi_libc_main
+ ])
+
+ AC_MSG_CHECKING(for preprocessor defaults)
+ psi_cpp_predef=`$CPP -Wp,-dM $CPPFLAGS -D_GNU_SOURCE - </dev/null`
+ psi_cpp_search=`$CPP -Wp,-v $CPPFLAGS -D_GNU_SOURCE - </dev/null 2>&1 >/dev/null \
+ | $AWK '
+ /include.*search.*start/ {
+ capture = 1
+ next
+ }
+ /@<:@Ee@:>@nd.*search/ {
+ capture = 0
+ }
+ {
+ if (capture)
+ print $1
+ }
+ ' \
+ `
+ psi_cpp_predef_count=`printf %s "$psi_cpp_predef" | wc -l`
+ psi_cpp_search_count=`printf %s "$psi_cpp_search" | wc -l`
+ AC_MSG_RESULT([$psi_cpp_predef_count predefined macros, and $psi_cpp_search_count search paths])
+ PSI_CPP_PREDEF=`printf "%s\n" "$psi_cpp_predef" | \
+ $AWK '{
+ gsub(/"/, "\\\\\"");
+ printf "\"%s\\\n\"\n", $[]0
+ }' \
+ `
+ PSI_CPP_SEARCH=`printf %s "$psi_cpp_search" | \
+ $AWK '{
+ if (i) printf ":";
+ gsub(/^@<:@@<:@:space:@:>@@:>@+/,"");
+ gsub(/@<:@@<:@:space:@:>@@:>@+$/,"");
+ printf "%s", $[]0;
+ ++i
+ }' \
+ `
+
if test "$PHP_PSI_MAINTAINER_MODE" = "yes"; then
PSI_FAST_CONFIG=true
PSI_DEPS=true
PHP_SUBST(PSI_DEPS)
PSI_CONFIG_TMP=$(mktemp -d)
- PSI_FUNC_LIBC_MAIN
else
PSI_FAST_CONFIG=false
PSI_DEPS=false
AC_CONFIG_FILES(
[$PHP_PSI_BUILDDIR/php_psi_stdinc.h:$PHP_PSI_SRCDIR/php_psi_stdinc.h.in]
[$PHP_PSI_BUILDDIR/php_psi_posix.h:$PHP_PSI_SRCDIR/php_psi_posix.h.in]
+ [$PHP_PSI_BUILDDIR/php_psi_cpp.h:$PHP_PSI_SRCDIR/php_psi_cpp.h.in]
)
])
AC_SUBST([PSI_REDIRS])
AC_SUBST([PSI_MACROS])
AC_SUBST([PSI_DECLS])
+ AC_SUBST([PSI_CPP_SEARCH])
+ AC_SUBST([PSI_CPP_PREDEF])
])
dnl PSI_SH_CONFIG_POSIX_ENABLED(section)
dnl PSI_INCLUDES()
dnl Expands to a complete list of include statements including
-dnl AC_INCLUDES_DEFAULT().
-AC_DEFUN(PSI_INCLUDES, [dnl
-#define PSI_INCLUDES
+dnl autoconf's defaults.
+AC_DEFUN(PSI_INCLUDES, [
#ifndef _GNU_SOURCE
# define _GNU_SOURCE
#endif
#ifndef _REENTRANT
# define _REENTRANT
#endif
-AC_INCLUDES_DEFAULT()
+$ac_includes_default
#ifdef HAVE_STDBOOL_H
# include <stdbool.h>
#else
[offset of $2 in $1],
[AS_TR_SH([ac_cv_offsetof_$1_$2])],
[(long int) (offsetof ($1, $2))],
- [PSI_INCLUDES],
+ PSI_INCLUDES,
[AC_MSG_FAILURE([cannot compute offsetof ($1, $2)])]
)
AC_DEFINE_UNQUOTED(