Update m4 scripts
Update ax_check_define.m4 Update ax_check_gnu_make.m4 Update ax_pthread.m4 Update ax_valgrind_check.m4 Update ax_add_fortify_source.m4
This commit is contained in:
Frank Denis
parent
375a01d722
commit
9683141c86
@ -9,9 +9,9 @@
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# DESCRIPTION
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#
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# Check whether -D_FORTIFY_SOURCE=2 can be added to CPPFLAGS without macro
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# redefinition warnings or linker errors. Some distributions (such as
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# Gentoo Linux) enable _FORTIFY_SOURCE globally in their compilers,
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# leading to unnecessary warnings in the form of
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# redefinition warnings, other cpp warnings or linker. Some distributions
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# (such as Ubuntu or Gentoo Linux) enable _FORTIFY_SOURCE globally in
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# their compilers, leading to unnecessary warnings in the form of
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#
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# <command-line>:0:0: error: "_FORTIFY_SOURCE" redefined [-Werror]
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# <built-in>: note: this is the location of the previous definition
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@ -21,41 +21,45 @@
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# to CPPFLAGS.
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#
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# Newer mingw-w64 msys2 package comes with a bug in
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# headers-git-7.0.0.5546.d200317d-1. It broke -D_FORTIFY_SOURCE
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# support, and would need -lssp or -fstack-protector. See
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# https://github.com/msys2/MINGW-packages/issues/5803. Try to
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# actually link it.
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# headers-git-7.0.0.5546.d200317d-1. It broke -D_FORTIFY_SOURCE support,
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# and would need -lssp or -fstack-protector. See
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# https://github.com/msys2/MINGW-packages/issues/5803. Try to actually
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# link it.
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#
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# LICENSE
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#
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# Copyright (c) 2017 David Seifert <soap@gentoo.org>
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# Copyright (c) 2019 Reini Urban <rurban@cpan.org>
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# Copyright (c) 2019, 2023 Reini Urban <rurban@cpan.org>
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#
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# Copying and distribution of this file, with or without modification, are
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# permitted in any medium without royalty provided the copyright notice
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# and this notice are preserved. This file is offered as-is, without any
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# warranty.
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#serial 3
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#serial 8
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AC_DEFUN([AX_ADD_FORTIFY_SOURCE],[
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AC_MSG_CHECKING([whether to add -D_FORTIFY_SOURCE=2 to CPPFLAGS])
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ac_save_cflags=$CFLAGS
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ac_cwerror_flag=yes
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AX_CHECK_COMPILE_FLAG([-Werror],[CFLAGS="$CFLAGS -Werror"])
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ax_add_fortify_3_failed=
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AC_MSG_CHECKING([whether to add -D_FORTIFY_SOURCE=3 to CPPFLAGS])
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AC_LINK_IFELSE([
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AC_LANG_PROGRAM([],
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[[
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#ifndef _FORTIFY_SOURCE
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return 0;
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#else
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this_is_an_error;
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_FORTIFY_SOURCE_already_defined;
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#endif
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]]
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)],
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AC_LINK_IFELSE([
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AC_LANG_SOURCE([[
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#define _FORTIFY_SOURCE 2
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#define _FORTIFY_SOURCE 3
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#include <string.h>
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int main() {
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const char *s = " ";
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char *s = " ";
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strcpy(s, "x");
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return strlen(s)-1;
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}
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@ -63,12 +67,55 @@ AC_DEFUN([AX_ADD_FORTIFY_SOURCE],[
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)],
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[
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AC_MSG_RESULT([yes])
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CPPFLAGS="$CPPFLAGS -D_FORTIFY_SOURCE=2"
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CFLAGS=$ac_save_cflags
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CPPFLAGS="$CPPFLAGS -D_FORTIFY_SOURCE=3"
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], [
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AC_MSG_RESULT([no])
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CFLAGS=$ac_save_cflags
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ax_add_fortify_3_failed=1
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],
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),
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[
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AC_MSG_RESULT([no])
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])
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AC_MSG_RESULT([no])
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CFLAGS=$ac_save_cflags
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ax_add_fortify_3_failed=1
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])
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if test -n "$ax_add_fortify_3_failed"
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then
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AC_MSG_CHECKING([whether to add -D_FORTIFY_SOURCE=2 to CPPFLAGS])
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AC_LINK_IFELSE([
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AC_LANG_PROGRAM([],
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[[
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#ifndef _FORTIFY_SOURCE
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return 0;
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#else
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_FORTIFY_SOURCE_already_defined;
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#endif
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]]
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)],
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AC_LINK_IFELSE([
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AC_LANG_SOURCE([[
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#define _FORTIFY_SOURCE 2
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#include <string.h>
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int main(void) {
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char *s = " ";
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strcpy(s, "x");
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return strlen(s)-1;
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}
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]]
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)],
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[
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AC_MSG_RESULT([yes])
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CFLAGS=$ac_save_cflags
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CPPFLAGS="$CPPFLAGS -D_FORTIFY_SOURCE=2"
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], [
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AC_MSG_RESULT([no])
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CFLAGS=$ac_save_cflags
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],
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),
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[
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AC_MSG_RESULT([no])
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CFLAGS=$ac_save_cflags
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])
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fi
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])
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@ -18,33 +18,12 @@
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#
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# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de>
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 3 of the License, or (at your
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# option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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# Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program. If not, see <https://www.gnu.org/licenses/>.
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#
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# As a special exception, the respective Autoconf Macro's copyright owner
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# gives unlimited permission to copy, distribute and modify the configure
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# scripts that are the output of Autoconf when processing the Macro. You
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# need not follow the terms of the GNU General Public License when using
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# or distributing such scripts, even though portions of the text of the
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# Macro appear in them. The GNU General Public License (GPL) does govern
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# all other use of the material that constitutes the Autoconf Macro.
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#
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# This special exception to the GPL applies to versions of the Autoconf
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# Macro released by the Autoconf Archive. When you make and distribute a
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# modified version of the Autoconf Macro, you may extend this special
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# exception to the GPL to apply to your modified version as well.
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# Copying and distribution of this file, with or without modification, are
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# permitted in any medium without royalty provided the copyright notice
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# and this notice are preserved. This file is offered as-is, without any
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# warranty.
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#serial 9
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#serial 11
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AU_ALIAS([AC_CHECK_DEFINED], [AC_CHECK_DEFINE])
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AC_DEFUN([AC_CHECK_DEFINE],[
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@ -53,6 +32,7 @@ AC_CACHE_CHECK([for $1 defined], ac_var,
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
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#ifdef $1
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int ok;
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(void)ok;
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#else
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choke me
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#endif
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@ -68,6 +48,7 @@ AC_CACHE_CHECK([for $2 defined in $1], ac_var,
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <$1>]], [[
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#ifdef $2
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int ok;
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(void)ok;
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#else
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choke me
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#endif
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@ -4,7 +4,7 @@
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#
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# SYNOPSIS
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#
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# AX_CHECK_GNU_MAKE()
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# AX_CHECK_GNU_MAKE([run-if-true],[run-if-false])
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#
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# DESCRIPTION
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#
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@ -13,6 +13,10 @@
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# * The makefile variable `ifGNUmake' is set to the empty string, otherwise
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# it is set to "#". This is useful for including a special features in a
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# Makefile, which cannot be handled by other versions of make.
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# * The makefile variable `ifnGNUmake' is set to #, otherwise
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# it is set to the empty string. This is useful for including a special
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# features in a Makefile, which can be handled
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# by other versions of make or to specify else like clause.
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# * The variable `_cv_gnu_make_command` is set to the command to invoke
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# GNU make if it exists, the empty string otherwise.
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# * The variable `ax_cv_gnu_make_command` is set to the command to invoke
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@ -20,6 +24,8 @@
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# * If GNU Make is found, its version is extracted from the output of
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# `make --version` as the last field of a record of space-separated
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# columns and saved into the variable `ax_check_gnu_make_version`.
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# * Additionally if GNU Make is found, run shell code run-if-true
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# else run shell code run-if-false.
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#
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# Here is an example of its use:
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#
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@ -31,6 +37,8 @@
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#
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# @ifGNUmake@ ifeq ($(DEPEND),$(wildcard $(DEPEND)))
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# @ifGNUmake@ include $(DEPEND)
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# @ifGNUmake@ else
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# fallback code
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# @ifGNUmake@ endif
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#
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# Then configure.in would normally contain:
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@ -61,7 +69,7 @@
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# and this notice are preserved. This file is offered as-is, without any
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# warranty.
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#serial 9
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#serial 12
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AC_DEFUN([AX_CHECK_GNU_MAKE],dnl
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[AC_PROG_AWK
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@ -79,6 +87,9 @@ dnl Search all the common names for GNU make
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done ;])
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dnl If there was a GNU version, then set @ifGNUmake@ to the empty string, '#' otherwise
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AS_VAR_IF([_cv_gnu_make_command], [""], [AS_VAR_SET([ifGNUmake], ["#"])], [AS_VAR_SET([ifGNUmake], [""])])
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AS_VAR_IF([_cv_gnu_make_command], [""], [AS_VAR_SET([ifnGNUmake], [""])], [AS_VAR_SET([ifnGNUmake], ["#"])])
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AS_VAR_IF([_cv_gnu_make_command], [""], [AS_UNSET(ax_cv_gnu_make_command)], [AS_VAR_SET([ax_cv_gnu_make_command], [${_cv_gnu_make_command}])])
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AS_VAR_IF([_cv_gnu_make_command], [""],[$2],[$1])
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AC_SUBST([ifGNUmake])
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AC_SUBST([ifnGNUmake])
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])
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@ -87,11 +87,11 @@
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# modified version of the Autoconf Macro, you may extend this special
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# exception to the GPL to apply to your modified version as well.
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#serial 30
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#serial 31
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AU_ALIAS([ACX_PTHREAD], [AX_PTHREAD])
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AC_DEFUN([AX_PTHREAD], [
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AC_REQUIRE([AC_CANONICAL_TARGET])
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AC_REQUIRE([AC_CANONICAL_HOST])
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AC_REQUIRE([AC_PROG_CC])
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AC_REQUIRE([AC_PROG_SED])
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AC_LANG_PUSH([C])
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@ -158,7 +158,7 @@ ax_pthread_flags="pthreads none -Kthread -pthread -pthreads -mthreads pthread --
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# --thread-safe: KAI C++
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# pthread-config: use pthread-config program (for GNU Pth library)
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case $target_os in
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case $host_os in
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freebsd*)
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@ -248,7 +248,7 @@ AS_IF([test "x$ax_pthread_clang" = "xyes"],
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# definitions is, on some systems, a strong hint that pthreads support is
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# correctly enabled
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case $target_os in
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case $host_os in
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darwin* | hpux* | linux* | osf* | solaris*)
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ax_pthread_check_macro="_REENTRANT"
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;;
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@ -450,7 +450,7 @@ if test "x$ax_pthread_ok" = "xyes"; then
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AC_CACHE_CHECK([whether more special flags are required for pthreads],
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[ax_cv_PTHREAD_SPECIAL_FLAGS],
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[ax_cv_PTHREAD_SPECIAL_FLAGS=no
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case $target_os in
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case $host_os in
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solaris*)
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ax_cv_PTHREAD_SPECIAL_FLAGS="-D_POSIX_PTHREAD_SEMANTICS"
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;;
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@ -480,7 +480,7 @@ if test "x$ax_pthread_ok" = "xyes"; then
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# More AIX lossage: compile with *_r variant
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if test "x$GCC" != "xyes"; then
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case $target_os in
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case $host_os in
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aix*)
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AS_CASE(["x/$CC"],
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[x*/c89|x*/c89_128|x*/c99|x*/c99_128|x*/cc|x*/cc128|x*/xlc|x*/xlc_v6|x*/xlc128|x*/xlc128_v6],
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@ -36,21 +36,19 @@
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# AX_VALGRIND_DFLT([sgcheck], [off])
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# AX_VALGRIND_CHECK
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#
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# Makefile.am:
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# in each Makefile.am with tests:
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#
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# @VALGRIND_CHECK_RULES@
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# VALGRIND_SUPPRESSIONS_FILES = my-project.supp
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# EXTRA_DIST = my-project.supp
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#
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# This results in a "check-valgrind" rule being added to any Makefile.am
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# which includes "@VALGRIND_CHECK_RULES@" (assuming the module has been
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# configured with --enable-valgrind). Running `make check-valgrind` in
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# that directory will run the module's test suite (`make check`) once for
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# each of the available Valgrind tools (out of memcheck, helgrind and drd)
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# while the sgcheck will be skipped unless enabled again on the
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# commandline with --enable-valgrind-sgcheck. The results for each check
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# will be output to test-suite-$toolname.log. The target will succeed if
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# there are zero errors and fail otherwise.
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# This results in a "check-valgrind" rule being added. Running `make
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# check-valgrind` in that directory will recursively run the module's test
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# suite (`make check`) once for each of the available Valgrind tools (out
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# of memcheck, helgrind and drd) while the sgcheck will be skipped unless
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# enabled again on the commandline with --enable-valgrind-sgcheck. The
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# results for each check will be output to test-suite-$toolname.log. The
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# target will succeed if there are zero errors and fail otherwise.
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#
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# Alternatively, a "check-valgrind-$TOOL" rule will be added, for $TOOL in
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# memcheck, helgrind, drd and sgcheck. These are useful because often only
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@ -67,7 +65,7 @@
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# and this notice are preserved. This file is offered as-is, without any
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# warranty.
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#serial 15
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#serial 23
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dnl Configured tools
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m4_define([valgrind_tool_list], [[memcheck], [helgrind], [drd], [sgcheck]])
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@ -80,10 +78,14 @@ AC_DEFUN([AX_VALGRIND_DFLT],[
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])dnl
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AC_DEFUN([AX_VALGRIND_CHECK],[
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AM_EXTRA_RECURSIVE_TARGETS([check-valgrind])
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m4_foreach([vgtool], [valgrind_tool_list],
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[AM_EXTRA_RECURSIVE_TARGETS([check-valgrind-]vgtool)])
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dnl Check for --enable-valgrind
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AC_ARG_ENABLE([valgrind],
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[AS_HELP_STRING([--enable-valgrind], [Whether to enable Valgrind on the unit tests (requires GNU make)])],
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[enable_valgrind=$enableval],[enable_valgrind=no])
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[AS_HELP_STRING([--enable-valgrind], [Whether to enable Valgrind on the unit tests])],
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[enable_valgrind=$enableval],[enable_valgrind=])
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AS_IF([test "$enable_valgrind" != "no"],[
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# Check for Valgrind.
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@ -175,7 +177,7 @@ valgrind_quiet_ = $(valgrind_quiet_$(AM_DEFAULT_VERBOSITY))
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valgrind_quiet_0 = --quiet
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valgrind_v_use = $(valgrind_v_use_$(V))
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valgrind_v_use_ = $(valgrind_v_use_$(AM_DEFAULT_VERBOSITY))
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valgrind_v_use_0 = @echo " USE " $(patsubst check-valgrind-%,%,$''@):;
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valgrind_v_use_0 = @echo " USE " $(patsubst check-valgrind-%-local,%,$''@):;
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# Support running with and without libtool.
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ifneq ($(LIBTOOL),)
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@ -185,12 +187,12 @@ valgrind_lt =
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endif
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# Use recursive makes in order to ignore errors during check
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check-valgrind:
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check-valgrind-local:
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ifeq ($(VALGRIND_ENABLED),yes)
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$(A''M_V_at)$(MAKE) $(AM_MAKEFLAGS) -k \
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$(foreach tool, $(valgrind_enabled_tools), check-valgrind-$(tool))
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else
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@echo "Need to use GNU make and reconfigure with --enable-valgrind"
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@echo "Need to reconfigure with --enable-valgrind"
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endif
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# Valgrind running
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@ -204,14 +206,16 @@ VALGRIND_LOG_COMPILER = \
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$(valgrind_lt) \
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$(VALGRIND) $(VALGRIND_SUPPRESSIONS) --error-exitcode=1 $(VALGRIND_FLAGS)
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define valgrind_tool_rule =
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check-valgrind-$(1):
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define valgrind_tool_rule
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check-valgrind-$(1)-local:
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ifeq ($$(VALGRIND_ENABLED)-$$(ENABLE_VALGRIND_$(1)),yes-yes)
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ifneq ($$(TESTS),)
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$$(valgrind_v_use)$$(MAKE) check-TESTS \
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TESTS_ENVIRONMENT="$$(VALGRIND_TESTS_ENVIRONMENT)" \
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LOG_COMPILER="$$(VALGRIND_LOG_COMPILER)" \
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LOG_FLAGS="$$(valgrind_$(1)_flags)" \
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TEST_SUITE_LOG=test-suite-$(1).log
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endif
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else ifeq ($$(VALGRIND_ENABLED),yes)
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@echo "Need to reconfigure with --enable-valgrind-$(1)"
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else
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@ -227,15 +231,9 @@ A''M_DISTCHECK_CONFIGURE_FLAGS += --disable-valgrind
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MOSTLYCLEANFILES ?=
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MOSTLYCLEANFILES += $(valgrind_log_files)
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.PHONY: check-valgrind $(add-prefix check-valgrind-,$(valgrind_tools))
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.PHONY: check-valgrind $(addprefix check-valgrind-,$(valgrind_tools))
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']
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AS_IF([test "$enable_valgrind" != "yes"], [
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VALGRIND_CHECK_RULES='
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check-valgrind:
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@echo "Need to use GNU make and reconfigure with --enable-valgrind"'
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])
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AC_SUBST([VALGRIND_CHECK_RULES])
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m4_ifdef([_AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE([VALGRIND_CHECK_RULES])])
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])
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