mirror of
https://gitlab.gnome.org/GNOME/libxml2.git
synced 2025-01-14 19:24:06 +03:00
29 lines
768 B
Plaintext
29 lines
768 B
Plaintext
|
dnl Like AC_TRY_EVAL but also errors out if the compiler generates
|
||
|
|
dnl _any_ output. Some compilers might issue warnings which we want
|
||
|
|
dnl to catch.
|
||
|
|
AC_DEFUN(AC_TRY_EVAL2,
|
||
|
|
[{ (eval echo configure:__oline__: \"[$]$1\") 1>&AC_FD_CC; dnl
|
||
|
|
(eval [$]$1) 2>&AC_FD_CC; _out=`eval [$]$1 2>&1` && test "x$_out" = x; }])
|
||
|
|
|
||
|
|
dnl Like AC_TRY_COMPILE but calls AC_TRY_EVAL2 instead of AC_TRY_EVAL
|
||
|
|
AC_DEFUN(AC_TRY_COMPILE2,
|
||
|
|
[cat > conftest.$ac_ext <<EOF
|
||
|
|
[#]line __oline__ "configure"
|
||
|
|
#include "confdefs.h"
|
||
|
|
[$1]
|
||
|
|
int main() {
|
||
|
|
[$2]
|
||
|
|
; return 0; }
|
||
|
|
EOF
|
||
|
|
if AC_TRY_EVAL2(ac_compile); then
|
||
|
|
ifelse([$3], , :, [rm -rf conftest*
|
||
|
|
$3])
|
||
|
|
else
|
||
|
|
echo "configure: failed program was:" >&AC_FD_CC
|
||
|
|
cat conftest.$ac_ext >&AC_FD_CC
|
||
|
|
ifelse([$4], , , [ rm -rf conftest*
|
||
|
|
$4
|
||
|
|
])dnl
|
||
|
|
fi
|
||
|
|
rm -f conftest*])
|