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| author | Peter Kokot <peterkokot@gmail.com> | 2018-07-27 09:18:17 +0200 |
|---|---|---|
| committer | Peter Kokot <peterkokot@gmail.com> | 2018-07-27 18:35:29 +0200 |
| commit | b26684dc2f29222d9581089ea8cfb2fc54319fb4 (patch) | |
| tree | fc9b3a24381315e755f7d3d965634c2a74875cfd /m4/ax_cflags_no_writable_strings.m4 | |
| parent | 68e93457f1d6f73f8e5019e7a0a97851085dc0fa (diff) | |
| download | autoconf-archive-b26684dc2f29222d9581089ea8cfb2fc54319fb4.tar.gz | |
Replace obsolete AC_TRY_COMPILE with AC_COMPILE_IFELSE
Autoconf made several macros obsolete including the AC_TRY_COMPILE in
2000 and since Autoconf 2.50:
http://git.savannah.gnu.org/cgit/autoconf.git/tree/ChangeLog.2
These macros should be replaced with the current AC_COMPILE_IFELSE
instead.
Refs:
- https://www.gnu.org/software/autoconf/manual/autoconf-2.69/html_node/Obsolete-Macros.html
- https://www.gnu.org/software/autoconf/manual/autoconf-2.69/html_node/AC_005fACT_005fIFELSE-vs-AC_005fTRY_005fACT.html
Diffstat (limited to 'm4/ax_cflags_no_writable_strings.m4')
| -rw-r--r-- | m4/ax_cflags_no_writable_strings.m4 | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/m4/ax_cflags_no_writable_strings.m4 b/m4/ax_cflags_no_writable_strings.m4 index 9788479..14478a6 100644 --- a/m4/ax_cflags_no_writable_strings.m4 +++ b/m4/ax_cflags_no_writable_strings.m4 @@ -35,7 +35,7 @@ # and this notice are preserved. This file is offered as-is, without any # warranty. -#serial 15 +#serial 16 AC_DEFUN([AX_FLAGS_NO_WRITABLE_STRINGS],[dnl AS_VAR_PUSHDEF([FLAGS],[_AC_LANG_PREFIX[]FLAGS])dnl @@ -58,18 +58,17 @@ in "-pedantic -Werror % -fno-writable-strings -Wwrite-strings" dnl GCC "-fullwarn -use_readonly_const %% ok, its the default" dnl IRIX C # do FLAGS="$ac_save_[]FLAGS "`echo $ac_arg | sed -e 's,%%.*,,' -e 's,%,,'` - AC_TRY_COMPILE([],[return 0;], - [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break]) + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [[return 0;]])], + [VAR=`echo $ac_arg | sed -e 's,.*% *,,'` ; break],[]) done case ".$VAR" in .|.no|.no,*) ;; *) # sanity check - testing strcpy() from string.h cp config.log config.tmp - AC_TRY_COMPILE([#include <string.h>],[ + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <string.h>]], [[ char test[16]; - if (strcpy (test, "test")) return 1;], - dnl the original did use test -n `$CC testprogram.c` - [if test `diff config.log config.tmp | grep -i warning | wc -l` != 0 + if (strcpy (test, "test")) return 1;]])],[dnl the original did use test -n `$CC testprogram.c` + if test `diff config.log config.tmp | grep -i warning | wc -l` != 0 then VAR="no, suppressed, string.h," ; fi], [VAR="no, suppressed, string.h"]) rm config.tmp |