Update some autoconf definitions
This commit is contained in:
Frank Denis
parent
0389b96972
commit
7168944f16
@ -88,6 +88,7 @@ PRE_UNINSTALL = :
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POST_UNINSTALL = :
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build_triplet = @build@
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host_triplet = @host@
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target_triplet = @target@
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subdir = .
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ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
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am__aclocal_m4_deps = $(top_srcdir)/m4/ax_add_fortify_source.m4 \
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@ -342,6 +343,7 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
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PKGCONFIG_LIBS_PRIVATE = @PKGCONFIG_LIBS_PRIVATE@
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PTHREAD_CC = @PTHREAD_CC@
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PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
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PTHREAD_CXX = @PTHREAD_CXX@
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PTHREAD_LIBS = @PTHREAD_LIBS@
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RANLIB = @RANLIB@
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SAFECODE_HOME = @SAFECODE_HOME@
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@ -407,7 +409,11 @@ sbindir = @sbindir@
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sharedstatedir = @sharedstatedir@
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srcdir = @srcdir@
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sysconfdir = @sysconfdir@
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target = @target@
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target_alias = @target_alias@
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target_cpu = @target_cpu@
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target_os = @target_os@
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target_vendor = @target_vendor@
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top_build_prefix = @top_build_prefix@
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top_builddir = @top_builddir@
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top_srcdir = @top_srcdir@
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@ -87,6 +87,7 @@ PRE_UNINSTALL = :
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POST_UNINSTALL = :
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build_triplet = @build@
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host_triplet = @host@
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target_triplet = @target@
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subdir = builds
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ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
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am__aclocal_m4_deps = $(top_srcdir)/m4/ax_add_fortify_source.m4 \
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@ -218,6 +219,7 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
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PKGCONFIG_LIBS_PRIVATE = @PKGCONFIG_LIBS_PRIVATE@
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PTHREAD_CC = @PTHREAD_CC@
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PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
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PTHREAD_CXX = @PTHREAD_CXX@
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PTHREAD_LIBS = @PTHREAD_LIBS@
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RANLIB = @RANLIB@
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SAFECODE_HOME = @SAFECODE_HOME@
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@ -283,7 +285,11 @@ sbindir = @sbindir@
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sharedstatedir = @sharedstatedir@
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srcdir = @srcdir@
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sysconfdir = @sysconfdir@
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target = @target@
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target_alias = @target_alias@
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target_cpu = @target_cpu@
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target_os = @target_os@
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target_vendor = @target_vendor@
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top_build_prefix = @top_build_prefix@
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top_builddir = @top_builddir@
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top_srcdir = @top_srcdir@
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@ -87,6 +87,7 @@ PRE_UNINSTALL = :
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POST_UNINSTALL = :
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build_triplet = @build@
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host_triplet = @host@
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target_triplet = @target@
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subdir = contrib
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ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
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am__aclocal_m4_deps = $(top_srcdir)/m4/ax_add_fortify_source.m4 \
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@ -218,6 +219,7 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
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PKGCONFIG_LIBS_PRIVATE = @PKGCONFIG_LIBS_PRIVATE@
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PTHREAD_CC = @PTHREAD_CC@
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PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
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PTHREAD_CXX = @PTHREAD_CXX@
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PTHREAD_LIBS = @PTHREAD_LIBS@
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RANLIB = @RANLIB@
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SAFECODE_HOME = @SAFECODE_HOME@
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@ -283,7 +285,11 @@ sbindir = @sbindir@
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sharedstatedir = @sharedstatedir@
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srcdir = @srcdir@
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sysconfdir = @sysconfdir@
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target = @target@
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target_alias = @target_alias@
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target_cpu = @target_cpu@
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target_os = @target_os@
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target_vendor = @target_vendor@
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top_build_prefix = @top_build_prefix@
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top_builddir = @top_builddir@
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top_srcdir = @top_srcdir@
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@ -87,6 +87,7 @@ PRE_UNINSTALL = :
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POST_UNINSTALL = :
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build_triplet = @build@
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host_triplet = @host@
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target_triplet = @target@
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subdir = dist-build
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ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
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am__aclocal_m4_deps = $(top_srcdir)/m4/ax_add_fortify_source.m4 \
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@ -218,6 +219,7 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
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PKGCONFIG_LIBS_PRIVATE = @PKGCONFIG_LIBS_PRIVATE@
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PTHREAD_CC = @PTHREAD_CC@
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PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
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PTHREAD_CXX = @PTHREAD_CXX@
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PTHREAD_LIBS = @PTHREAD_LIBS@
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RANLIB = @RANLIB@
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SAFECODE_HOME = @SAFECODE_HOME@
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@ -283,7 +285,11 @@ sbindir = @sbindir@
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sharedstatedir = @sharedstatedir@
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srcdir = @srcdir@
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sysconfdir = @sysconfdir@
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target = @target@
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target_alias = @target_alias@
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target_cpu = @target_cpu@
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target_os = @target_os@
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target_vendor = @target_vendor@
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top_build_prefix = @top_build_prefix@
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top_builddir = @top_builddir@
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top_srcdir = @top_srcdir@
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@ -11,7 +11,7 @@
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AC_DEFUN([AX_CHECK_CATCHABLE_ABRT], [dnl
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AC_PREREQ(2.64)
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AS_VAR_PUSHDEF([CACHEVAR], [ax_cv_check_[]_AC_LANG_ABBREV[]CATCHABLE_ABRT])dnl
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AC_CACHE_CHECK([whether SIGABRT can be caught when using the _AC_LANG compiler], CACHEVAR, [
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AC_CACHE_CHECK([whether SIGABRT can be caught], CACHEVAR, [
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AC_RUN_IFELSE([
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AC_LANG_PROGRAM([[
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#include <signal.h>
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@ -11,7 +11,7 @@
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AC_DEFUN([AX_CHECK_CATCHABLE_SEGV], [dnl
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AC_PREREQ(2.64)
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AS_VAR_PUSHDEF([CACHEVAR], [ax_cv_check_[]_AC_LANG_ABBREV[]CATCHABLE_SEGV])dnl
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AC_CACHE_CHECK([whether segmentation violations can be caught when using the _AC_LANG compiler], CACHEVAR, [
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AC_CACHE_CHECK([whether segmentation violations can be caught], CACHEVAR, [
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AC_RUN_IFELSE([
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AC_LANG_PROGRAM([[
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#include <signal.h>
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@ -1,10 +1,10 @@
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# ===========================================================================
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# http://www.gnu.org/software/autoconf-archive/ax_check_compile_flag.html
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# https://www.gnu.org/software/autoconf-archive/ax_check_compile_flag.html
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# ===========================================================================
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#
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# SYNOPSIS
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#
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# AX_CHECK_COMPILE_FLAG(FLAG, [ACTION-SUCCESS], [ACTION-FAILURE], [EXTRA-FLAGS])
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# AX_CHECK_COMPILE_FLAG(FLAG, [ACTION-SUCCESS], [ACTION-FAILURE], [EXTRA-FLAGS], [INPUT])
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#
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# DESCRIPTION
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#
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@ -29,33 +29,12 @@
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# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de>
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# Copyright (c) 2011 Maarten Bosmans <mkbosmans@gmail.com>
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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 5
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#serial 6
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AC_DEFUN([AX_CHECK_COMPILE_FLAG],
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[AC_PREREQ(2.64)dnl for _AC_LANG_PREFIX and AS_VAR_IF
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@ -63,8 +42,9 @@ AS_VAR_PUSHDEF([CACHEVAR],[ax_cv_check_[]_AC_LANG_ABBREV[]flags_$4_$1])dnl
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AC_CACHE_CHECK([whether _AC_LANG compiler accepts $1], CACHEVAR, [
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ax_check_save_flags=$[]_AC_LANG_PREFIX[]FLAGS
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_AC_LANG_PREFIX[]FLAGS="$[]_AC_LANG_PREFIX[]FLAGS $4 $1"
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AC_TRY_LINK([#include <time.h>],
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[time_t x; int fodder = 0; if (fodder > -1000 && time(&x)) return (int) x],
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AC_LINK_IFELSE([m4_default([$5],[AC_LANG_PROGRAM(
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[#include <time.h>], [time_t x; int fodder = 0; if (fodder > -1000 && time(&x)) return (int) x]
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)])],
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[AS_VAR_SET(CACHEVAR,[yes])],
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[AS_VAR_SET(CACHEVAR,[no])])
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_AC_LANG_PREFIX[]FLAGS=$ax_check_save_flags])
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261
m4/ax_pthread.m4
261
m4/ax_pthread.m4
@ -14,20 +14,24 @@
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# flags that are needed. (The user can also force certain compiler
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# flags/libs to be tested by setting these environment variables.)
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#
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# Also sets PTHREAD_CC to any special C compiler that is needed for
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# multi-threaded programs (defaults to the value of CC otherwise). (This
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# is necessary on AIX to use the special cc_r compiler alias.)
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# Also sets PTHREAD_CC and PTHREAD_CXX to any special C compiler that is
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# needed for multi-threaded programs (defaults to the value of CC
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# respectively CXX otherwise). (This is necessary on e.g. AIX to use the
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# special cc_r/CC_r compiler alias.)
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#
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# NOTE: You are assumed to not only compile your program with these flags,
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# but also to link with them as well. For example, you might link with
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# $PTHREAD_CC $CFLAGS $PTHREAD_CFLAGS $LDFLAGS ... $PTHREAD_LIBS $LIBS
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# $PTHREAD_CXX $CXXFLAGS $PTHREAD_CFLAGS $LDFLAGS ... $PTHREAD_LIBS $LIBS
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#
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# If you are only building threaded programs, you may wish to use these
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# variables in your default LIBS, CFLAGS, and CC:
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#
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# LIBS="$PTHREAD_LIBS $LIBS"
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# CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
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# CXXFLAGS="$CXXFLAGS $PTHREAD_CFLAGS"
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# CC="$PTHREAD_CC"
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# CXX="$PTHREAD_CXX"
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#
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# In addition, if the PTHREAD_CREATE_JOINABLE thread-attribute constant
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# has a nonstandard name, this macro defines PTHREAD_CREATE_JOINABLE to
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@ -55,6 +59,7 @@
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#
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# Copyright (c) 2008 Steven G. Johnson <stevenj@alum.mit.edu>
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# Copyright (c) 2011 Daniel Richard G. <skunk@iSKUNK.ORG>
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# Copyright (c) 2019 Marc Stevens <marc.stevens@cwi.nl>
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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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@ -82,11 +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 24
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#serial 30
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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_HOST])
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AC_REQUIRE([AC_CANONICAL_TARGET])
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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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@ -104,6 +109,7 @@ if test "x$PTHREAD_CFLAGS$PTHREAD_LIBS" != "x"; then
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ax_pthread_save_CFLAGS="$CFLAGS"
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ax_pthread_save_LIBS="$LIBS"
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AS_IF([test "x$PTHREAD_CC" != "x"], [CC="$PTHREAD_CC"])
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AS_IF([test "x$PTHREAD_CXX" != "x"], [CXX="$PTHREAD_CXX"])
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CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
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LIBS="$PTHREAD_LIBS $LIBS"
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AC_MSG_CHECKING([for pthread_join using $CC $PTHREAD_CFLAGS $PTHREAD_LIBS])
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@ -123,10 +129,12 @@ fi
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# (e.g. DEC) have both -lpthread and -lpthreads, where one of the
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# libraries is broken (non-POSIX).
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# Create a list of thread flags to try. Items starting with a "-" are
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# C compiler flags, and other items are library names, except for "none"
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# which indicates that we try without any flags at all, and "pthread-config"
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# which is a program returning the flags for the Pth emulation library.
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# Create a list of thread flags to try. Items with a "," contain both
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# C compiler flags (before ",") and linker flags (after ","). Other items
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# starting with a "-" are C compiler flags, and remaining items are
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# library names, except for "none" which indicates that we try without
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# any flags at all, and "pthread-config" which is a program returning
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# the flags for the Pth emulation library.
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ax_pthread_flags="pthreads none -Kthread -pthread -pthreads -mthreads pthread --thread-safe -mt pthread-config"
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@ -150,7 +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 $host_os in
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case $target_os in
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freebsd*)
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@ -194,36 +202,10 @@ case $host_os in
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# that too in a future libc.) So we'll check first for the
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# standard Solaris way of linking pthreads (-mt -lpthread).
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ax_pthread_flags="-mt,pthread pthread $ax_pthread_flags"
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ax_pthread_flags="-mt,-lpthread pthread $ax_pthread_flags"
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;;
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esac
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# GCC generally uses -pthread, or -pthreads on some platforms (e.g. SPARC)
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AS_IF([test "x$GCC" = "xyes"],
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[ax_pthread_flags="-pthread -pthreads $ax_pthread_flags"])
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# The presence of a feature test macro requesting re-entrant function
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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 $host_os in
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darwin* | hpux* | linux* | osf* | solaris*)
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ax_pthread_check_macro="_REENTRANT"
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;;
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aix*)
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ax_pthread_check_macro="_THREAD_SAFE"
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;;
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*)
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ax_pthread_check_macro="--"
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;;
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esac
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AS_IF([test "x$ax_pthread_check_macro" = "x--"],
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[ax_pthread_check_cond=0],
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[ax_pthread_check_cond="!defined($ax_pthread_check_macro)"])
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# Are we compiling with Clang?
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AC_CACHE_CHECK([whether $CC is Clang],
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@ -242,83 +224,47 @@ AC_CACHE_CHECK([whether $CC is Clang],
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])
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ax_pthread_clang="$ax_cv_PTHREAD_CLANG"
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ax_pthread_clang_warning=no
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# Clang needs special handling, because older versions handle the -pthread
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# option in a rather... idiosyncratic way
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# GCC generally uses -pthread, or -pthreads on some platforms (e.g. SPARC)
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if test "x$ax_pthread_clang" = "xyes"; then
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# Note that for GCC and Clang -pthread generally implies -lpthread,
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# except when -nostdlib is passed.
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# This is problematic using libtool to build C++ shared libraries with pthread:
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# [1] https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25460
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# [2] https://bugzilla.redhat.com/show_bug.cgi?id=661333
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# [3] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=468555
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# To solve this, first try -pthread together with -lpthread for GCC
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# Clang takes -pthread; it has never supported any other flag
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AS_IF([test "x$GCC" = "xyes"],
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[ax_pthread_flags="-pthread,-lpthread -pthread -pthreads $ax_pthread_flags"])
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# (Note 1: This will need to be revisited if a system that Clang
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# supports has POSIX threads in a separate library. This tends not
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# to be the way of modern systems, but it's conceivable.)
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# Clang takes -pthread (never supported any other flag), but we'll try with -lpthread first
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# (Note 2: On some systems, notably Darwin, -pthread is not needed
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# to get POSIX threads support; the API is always present and
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# active. We could reasonably leave PTHREAD_CFLAGS empty. But
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# -pthread does define _REENTRANT, and while the Darwin headers
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# ignore this macro, third-party headers might not.)
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AS_IF([test "x$ax_pthread_clang" = "xyes"],
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[ax_pthread_flags="-pthread,-lpthread -pthread"])
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PTHREAD_CFLAGS="-pthread"
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PTHREAD_LIBS=
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ax_pthread_ok=yes
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# The presence of a feature test macro requesting re-entrant function
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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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# However, older versions of Clang make a point of warning the user
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# that, in an invocation where only linking and no compilation is
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# taking place, the -pthread option has no effect ("argument unused
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# during compilation"). They expect -pthread to be passed in only
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# when source code is being compiled.
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#
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# Problem is, this is at odds with the way Automake and most other
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# C build frameworks function, which is that the same flags used in
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# compilation (CFLAGS) are also used in linking. Many systems
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# supported by AX_PTHREAD require exactly this for POSIX threads
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# support, and in fact it is often not straightforward to specify a
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# flag that is used only in the compilation phase and not in
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# linking. Such a scenario is extremely rare in practice.
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#
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# Even though use of the -pthread flag in linking would only print
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# a warning, this can be a nuisance for well-run software projects
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# that build with -Werror. So if the active version of Clang has
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# this misfeature, we search for an option to squash it.
|
||||
case $target_os in
|
||||
darwin* | hpux* | linux* | osf* | solaris*)
|
||||
ax_pthread_check_macro="_REENTRANT"
|
||||
;;
|
||||
|
||||
AC_CACHE_CHECK([whether Clang needs flag to prevent "argument unused" warning when linking with -pthread],
|
||||
[ax_cv_PTHREAD_CLANG_NO_WARN_FLAG],
|
||||
[ax_cv_PTHREAD_CLANG_NO_WARN_FLAG=unknown
|
||||
# Create an alternate version of $ac_link that compiles and
|
||||
# links in two steps (.c -> .o, .o -> exe) instead of one
|
||||
# (.c -> exe), because the warning occurs only in the second
|
||||
# step
|
||||
ax_pthread_save_ac_link="$ac_link"
|
||||
ax_pthread_sed='s/conftest\.\$ac_ext/conftest.$ac_objext/g'
|
||||
ax_pthread_link_step=`$as_echo "$ac_link" | sed "$ax_pthread_sed"`
|
||||
ax_pthread_2step_ac_link="($ac_compile) && (echo ==== >&5) && ($ax_pthread_link_step)"
|
||||
ax_pthread_save_CFLAGS="$CFLAGS"
|
||||
for ax_pthread_try in '' -Qunused-arguments -Wno-unused-command-line-argument unknown; do
|
||||
AS_IF([test "x$ax_pthread_try" = "xunknown"], [break])
|
||||
CFLAGS="-Werror -Wunknown-warning-option $ax_pthread_try -pthread $ax_pthread_save_CFLAGS"
|
||||
ac_link="$ax_pthread_save_ac_link"
|
||||
AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(void){return 0;}]])],
|
||||
[ac_link="$ax_pthread_2step_ac_link"
|
||||
AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(void){return 0;}]])],
|
||||
[break])
|
||||
])
|
||||
done
|
||||
ac_link="$ax_pthread_save_ac_link"
|
||||
CFLAGS="$ax_pthread_save_CFLAGS"
|
||||
AS_IF([test "x$ax_pthread_try" = "x"], [ax_pthread_try=no])
|
||||
ax_cv_PTHREAD_CLANG_NO_WARN_FLAG="$ax_pthread_try"
|
||||
])
|
||||
aix*)
|
||||
ax_pthread_check_macro="_THREAD_SAFE"
|
||||
;;
|
||||
|
||||
case "$ax_cv_PTHREAD_CLANG_NO_WARN_FLAG" in
|
||||
no | unknown) ;;
|
||||
*) PTHREAD_CFLAGS="$ax_cv_PTHREAD_CLANG_NO_WARN_FLAG $PTHREAD_CFLAGS" ;;
|
||||
*)
|
||||
ax_pthread_check_macro="--"
|
||||
;;
|
||||
esac
|
||||
AS_IF([test "x$ax_pthread_check_macro" = "x--"],
|
||||
[ax_pthread_check_cond=0],
|
||||
[ax_pthread_check_cond="!defined($ax_pthread_check_macro)"])
|
||||
|
||||
fi # $ax_pthread_clang = yes
|
||||
|
||||
if test "x$ax_pthread_ok" = "xno"; then
|
||||
for ax_pthread_try_flag in $ax_pthread_flags; do
|
||||
@ -328,10 +274,10 @@ for ax_pthread_try_flag in $ax_pthread_flags; do
|
||||
AC_MSG_CHECKING([whether pthreads work without any flags])
|
||||
;;
|
||||
|
||||
-mt,pthread)
|
||||
AC_MSG_CHECKING([whether pthreads work with -mt -lpthread])
|
||||
PTHREAD_CFLAGS="-mt"
|
||||
PTHREAD_LIBS="-lpthread"
|
||||
*,*)
|
||||
PTHREAD_CFLAGS=`echo $ax_pthread_try_flag | sed "s/^\(.*\),\(.*\)$/\1/"`
|
||||
PTHREAD_LIBS=`echo $ax_pthread_try_flag | sed "s/^\(.*\),\(.*\)$/\2/"`
|
||||
AC_MSG_CHECKING([whether pthreads work with "$PTHREAD_CFLAGS" and "$PTHREAD_LIBS"])
|
||||
;;
|
||||
|
||||
-*)
|
||||
@ -371,7 +317,13 @@ for ax_pthread_try_flag in $ax_pthread_flags; do
|
||||
# if $ax_pthread_check_cond
|
||||
# error "$ax_pthread_check_macro must be defined"
|
||||
# endif
|
||||
static void routine(void *a) { a = 0; }
|
||||
static void *some_global = NULL;
|
||||
static void routine(void *a)
|
||||
{
|
||||
/* To avoid any unused-parameter or
|
||||
unused-but-set-parameter warning. */
|
||||
some_global = a;
|
||||
}
|
||||
static void *start_routine(void *a) { return a; }],
|
||||
[pthread_t th; pthread_attr_t attr;
|
||||
pthread_create(&th, 0, start_routine, 0);
|
||||
@ -393,6 +345,80 @@ for ax_pthread_try_flag in $ax_pthread_flags; do
|
||||
done
|
||||
fi
|
||||
|
||||
|
||||
# Clang needs special handling, because older versions handle the -pthread
|
||||
# option in a rather... idiosyncratic way
|
||||
|
||||
if test "x$ax_pthread_clang" = "xyes"; then
|
||||
|
||||
# Clang takes -pthread; it has never supported any other flag
|
||||
|
||||
# (Note 1: This will need to be revisited if a system that Clang
|
||||
# supports has POSIX threads in a separate library. This tends not
|
||||
# to be the way of modern systems, but it's conceivable.)
|
||||
|
||||
# (Note 2: On some systems, notably Darwin, -pthread is not needed
|
||||
# to get POSIX threads support; the API is always present and
|
||||
# active. We could reasonably leave PTHREAD_CFLAGS empty. But
|
||||
# -pthread does define _REENTRANT, and while the Darwin headers
|
||||
# ignore this macro, third-party headers might not.)
|
||||
|
||||
# However, older versions of Clang make a point of warning the user
|
||||
# that, in an invocation where only linking and no compilation is
|
||||
# taking place, the -pthread option has no effect ("argument unused
|
||||
# during compilation"). They expect -pthread to be passed in only
|
||||
# when source code is being compiled.
|
||||
#
|
||||
# Problem is, this is at odds with the way Automake and most other
|
||||
# C build frameworks function, which is that the same flags used in
|
||||
# compilation (CFLAGS) are also used in linking. Many systems
|
||||
# supported by AX_PTHREAD require exactly this for POSIX threads
|
||||
# support, and in fact it is often not straightforward to specify a
|
||||
# flag that is used only in the compilation phase and not in
|
||||
# linking. Such a scenario is extremely rare in practice.
|
||||
#
|
||||
# Even though use of the -pthread flag in linking would only print
|
||||
# a warning, this can be a nuisance for well-run software projects
|
||||
# that build with -Werror. So if the active version of Clang has
|
||||
# this misfeature, we search for an option to squash it.
|
||||
|
||||
AC_CACHE_CHECK([whether Clang needs flag to prevent "argument unused" warning when linking with -pthread],
|
||||
[ax_cv_PTHREAD_CLANG_NO_WARN_FLAG],
|
||||
[ax_cv_PTHREAD_CLANG_NO_WARN_FLAG=unknown
|
||||
# Create an alternate version of $ac_link that compiles and
|
||||
# links in two steps (.c -> .o, .o -> exe) instead of one
|
||||
# (.c -> exe), because the warning occurs only in the second
|
||||
# step
|
||||
ax_pthread_save_ac_link="$ac_link"
|
||||
ax_pthread_sed='s/conftest\.\$ac_ext/conftest.$ac_objext/g'
|
||||
ax_pthread_link_step=`AS_ECHO(["$ac_link"]) | sed "$ax_pthread_sed"`
|
||||
ax_pthread_2step_ac_link="($ac_compile) && (echo ==== >&5) && ($ax_pthread_link_step)"
|
||||
ax_pthread_save_CFLAGS="$CFLAGS"
|
||||
for ax_pthread_try in '' -Qunused-arguments -Wno-unused-command-line-argument unknown; do
|
||||
AS_IF([test "x$ax_pthread_try" = "xunknown"], [break])
|
||||
CFLAGS="-Werror -Wunknown-warning-option $ax_pthread_try -pthread $ax_pthread_save_CFLAGS"
|
||||
ac_link="$ax_pthread_save_ac_link"
|
||||
AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(void){return 0;}]])],
|
||||
[ac_link="$ax_pthread_2step_ac_link"
|
||||
AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(void){return 0;}]])],
|
||||
[break])
|
||||
])
|
||||
done
|
||||
ac_link="$ax_pthread_save_ac_link"
|
||||
CFLAGS="$ax_pthread_save_CFLAGS"
|
||||
AS_IF([test "x$ax_pthread_try" = "x"], [ax_pthread_try=no])
|
||||
ax_cv_PTHREAD_CLANG_NO_WARN_FLAG="$ax_pthread_try"
|
||||
])
|
||||
|
||||
case "$ax_cv_PTHREAD_CLANG_NO_WARN_FLAG" in
|
||||
no | unknown) ;;
|
||||
*) PTHREAD_CFLAGS="$ax_cv_PTHREAD_CLANG_NO_WARN_FLAG $PTHREAD_CFLAGS" ;;
|
||||
esac
|
||||
|
||||
fi # $ax_pthread_clang = yes
|
||||
|
||||
|
||||
|
||||
# Various other checks:
|
||||
if test "x$ax_pthread_ok" = "xyes"; then
|
||||
ax_pthread_save_CFLAGS="$CFLAGS"
|
||||
@ -424,7 +450,7 @@ if test "x$ax_pthread_ok" = "xyes"; then
|
||||
AC_CACHE_CHECK([whether more special flags are required for pthreads],
|
||||
[ax_cv_PTHREAD_SPECIAL_FLAGS],
|
||||
[ax_cv_PTHREAD_SPECIAL_FLAGS=no
|
||||
case $host_os in
|
||||
case $target_os in
|
||||
solaris*)
|
||||
ax_cv_PTHREAD_SPECIAL_FLAGS="-D_POSIX_PTHREAD_SEMANTICS"
|
||||
;;
|
||||
@ -438,7 +464,8 @@ if test "x$ax_pthread_ok" = "xyes"; then
|
||||
AC_CACHE_CHECK([for PTHREAD_PRIO_INHERIT],
|
||||
[ax_cv_PTHREAD_PRIO_INHERIT],
|
||||
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]],
|
||||
[[int i = PTHREAD_PRIO_INHERIT;]])],
|
||||
[[int i = PTHREAD_PRIO_INHERIT;
|
||||
return i;]])],
|
||||
[ax_cv_PTHREAD_PRIO_INHERIT=yes],
|
||||
[ax_cv_PTHREAD_PRIO_INHERIT=no])
|
||||
])
|
||||
@ -453,25 +480,35 @@ if test "x$ax_pthread_ok" = "xyes"; then
|
||||
|
||||
# More AIX lossage: compile with *_r variant
|
||||
if test "x$GCC" != "xyes"; then
|
||||
case $host_os in
|
||||
case $target_os in
|
||||
aix*)
|
||||
AS_CASE(["x/$CC"],
|
||||
[x*/c89|x*/c89_128|x*/c99|x*/c99_128|x*/cc|x*/cc128|x*/xlc|x*/xlc_v6|x*/xlc128|x*/xlc128_v6],
|
||||
[#handle absolute path differently from PATH based program lookup
|
||||
AS_CASE(["x$CC"],
|
||||
[x/*],
|
||||
[AS_IF([AS_EXECUTABLE_P([${CC}_r])],[PTHREAD_CC="${CC}_r"])],
|
||||
[AC_CHECK_PROGS([PTHREAD_CC],[${CC}_r],[$CC])])])
|
||||
[
|
||||
AS_IF([AS_EXECUTABLE_P([${CC}_r])],[PTHREAD_CC="${CC}_r"])
|
||||
AS_IF([test "x${CXX}" != "x"], [AS_IF([AS_EXECUTABLE_P([${CXX}_r])],[PTHREAD_CXX="${CXX}_r"])])
|
||||
],
|
||||
[
|
||||
AC_CHECK_PROGS([PTHREAD_CC],[${CC}_r],[$CC])
|
||||
AS_IF([test "x${CXX}" != "x"], [AC_CHECK_PROGS([PTHREAD_CXX],[${CXX}_r],[$CXX])])
|
||||
]
|
||||
)
|
||||
])
|
||||
;;
|
||||
esac
|
||||
fi
|
||||
fi
|
||||
|
||||
test -n "$PTHREAD_CC" || PTHREAD_CC="$CC"
|
||||
test -n "$PTHREAD_CXX" || PTHREAD_CXX="$CXX"
|
||||
|
||||
AC_SUBST([PTHREAD_LIBS])
|
||||
AC_SUBST([PTHREAD_CFLAGS])
|
||||
AC_SUBST([PTHREAD_CC])
|
||||
AC_SUBST([PTHREAD_CXX])
|
||||
|
||||
# Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND:
|
||||
if test "x$ax_pthread_ok" = "xyes"; then
|
||||
|
||||
29
m4/ax_tls.m4
29
m4/ax_tls.m4
@ -44,7 +44,7 @@
|
||||
# modified version of the Autoconf Macro, you may extend this special
|
||||
# exception to the GPL to apply to your modified version as well.
|
||||
|
||||
#serial 14
|
||||
#serial 15
|
||||
|
||||
AC_DEFUN([AX_TLS], [
|
||||
AC_MSG_CHECKING([for thread local storage (TLS) class])
|
||||
@ -52,23 +52,20 @@ AC_DEFUN([AX_TLS], [
|
||||
[for ax_tls_keyword in thread_local _Thread_local __thread '__declspec(thread)' none; do
|
||||
AS_CASE([$ax_tls_keyword],
|
||||
[none], [ac_cv_tls=none ; break],
|
||||
[AC_TRY_COMPILE(
|
||||
[#include <stdlib.h>
|
||||
static void
|
||||
foo(void) {
|
||||
static ] $ax_tls_keyword [ int bar;
|
||||
exit(1);
|
||||
}],
|
||||
[],
|
||||
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
|
||||
[#include <stdlib.h>],
|
||||
[static $ax_tls_keyword int bar;]
|
||||
)],
|
||||
[ac_cv_tls=$ax_tls_keyword ; break],
|
||||
ac_cv_tls=none
|
||||
)])
|
||||
done
|
||||
])
|
||||
[ac_cv_tls=none]
|
||||
)]
|
||||
)
|
||||
done ]
|
||||
)
|
||||
AC_MSG_RESULT([$ac_cv_tls])
|
||||
|
||||
AS_IF([test "$ac_cv_tls" != "none"],
|
||||
[AC_DEFINE_UNQUOTED([TLS],[$ac_cv_tls],[If the compiler supports a TLS storage class define it to that here])
|
||||
m4_ifnblank([$1],[$1])],
|
||||
[m4_ifnblank([$2],[$2])])
|
||||
[AC_DEFINE_UNQUOTED([TLS],[$ac_cv_tls],[If the compiler supports a TLS storage class, define it to that here])
|
||||
m4_ifnblank([$1],[$1],[[:]])],
|
||||
[m4_ifnblank([$2],[$2],[[:]])])
|
||||
])
|
||||
|
||||
13
m4/libtool.m4
vendored
13
m4/libtool.m4
vendored
@ -1067,16 +1067,11 @@ _LT_EOF
|
||||
_lt_dar_allow_undefined='$wl-undefined ${wl}suppress' ;;
|
||||
darwin1.*)
|
||||
_lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
|
||||
darwin*) # darwin 5.x on
|
||||
# if running on 10.5 or later, the deployment target defaults
|
||||
# to the OS version, if on x86, and 10.4, the deployment
|
||||
# target defaults to 10.4. Don't you love it?
|
||||
case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
|
||||
10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
|
||||
_lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
|
||||
10.[[012]][[,.]]*)
|
||||
darwin*)
|
||||
case ${MACOSX_DEPLOYMENT_TARGET},$host in
|
||||
10.[[012]],*|,*powerpc*)
|
||||
_lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
|
||||
10.*)
|
||||
*)
|
||||
_lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
|
||||
esac
|
||||
;;
|
||||
|
||||
@ -87,6 +87,7 @@ PRE_UNINSTALL = :
|
||||
POST_UNINSTALL = :
|
||||
build_triplet = @build@
|
||||
host_triplet = @host@
|
||||
target_triplet = @target@
|
||||
subdir = msvc-scripts
|
||||
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
|
||||
am__aclocal_m4_deps = $(top_srcdir)/m4/ax_add_fortify_source.m4 \
|
||||
@ -218,6 +219,7 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
|
||||
PKGCONFIG_LIBS_PRIVATE = @PKGCONFIG_LIBS_PRIVATE@
|
||||
PTHREAD_CC = @PTHREAD_CC@
|
||||
PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
|
||||
PTHREAD_CXX = @PTHREAD_CXX@
|
||||
PTHREAD_LIBS = @PTHREAD_LIBS@
|
||||
RANLIB = @RANLIB@
|
||||
SAFECODE_HOME = @SAFECODE_HOME@
|
||||
@ -283,7 +285,11 @@ sbindir = @sbindir@
|
||||
sharedstatedir = @sharedstatedir@
|
||||
srcdir = @srcdir@
|
||||
sysconfdir = @sysconfdir@
|
||||
target = @target@
|
||||
target_alias = @target_alias@
|
||||
target_cpu = @target_cpu@
|
||||
target_os = @target_os@
|
||||
target_vendor = @target_vendor@
|
||||
top_build_prefix = @top_build_prefix@
|
||||
top_builddir = @top_builddir@
|
||||
top_srcdir = @top_srcdir@
|
||||
|
||||
@ -87,6 +87,7 @@ PRE_UNINSTALL = :
|
||||
POST_UNINSTALL = :
|
||||
build_triplet = @build@
|
||||
host_triplet = @host@
|
||||
target_triplet = @target@
|
||||
subdir = src
|
||||
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
|
||||
am__aclocal_m4_deps = $(top_srcdir)/m4/ax_add_fortify_source.m4 \
|
||||
@ -278,6 +279,7 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
|
||||
PKGCONFIG_LIBS_PRIVATE = @PKGCONFIG_LIBS_PRIVATE@
|
||||
PTHREAD_CC = @PTHREAD_CC@
|
||||
PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
|
||||
PTHREAD_CXX = @PTHREAD_CXX@
|
||||
PTHREAD_LIBS = @PTHREAD_LIBS@
|
||||
RANLIB = @RANLIB@
|
||||
SAFECODE_HOME = @SAFECODE_HOME@
|
||||
@ -343,7 +345,11 @@ sbindir = @sbindir@
|
||||
sharedstatedir = @sharedstatedir@
|
||||
srcdir = @srcdir@
|
||||
sysconfdir = @sysconfdir@
|
||||
target = @target@
|
||||
target_alias = @target_alias@
|
||||
target_cpu = @target_cpu@
|
||||
target_os = @target_os@
|
||||
target_vendor = @target_vendor@
|
||||
top_build_prefix = @top_build_prefix@
|
||||
top_builddir = @top_builddir@
|
||||
top_srcdir = @top_srcdir@
|
||||
|
||||
@ -90,6 +90,7 @@ PRE_UNINSTALL = :
|
||||
POST_UNINSTALL = :
|
||||
build_triplet = @build@
|
||||
host_triplet = @host@
|
||||
target_triplet = @target@
|
||||
@HAVE_TI_MODE_TRUE@am__append_1 = \
|
||||
@HAVE_TI_MODE_TRUE@ crypto_core/ed25519/ref10/fe_51/base.h \
|
||||
@HAVE_TI_MODE_TRUE@ crypto_core/ed25519/ref10/fe_51/base2.h \
|
||||
@ -835,6 +836,7 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
|
||||
PKGCONFIG_LIBS_PRIVATE = @PKGCONFIG_LIBS_PRIVATE@
|
||||
PTHREAD_CC = @PTHREAD_CC@
|
||||
PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
|
||||
PTHREAD_CXX = @PTHREAD_CXX@
|
||||
PTHREAD_LIBS = @PTHREAD_LIBS@
|
||||
RANLIB = @RANLIB@
|
||||
SAFECODE_HOME = @SAFECODE_HOME@
|
||||
@ -900,7 +902,11 @@ sbindir = @sbindir@
|
||||
sharedstatedir = @sharedstatedir@
|
||||
srcdir = @srcdir@
|
||||
sysconfdir = @sysconfdir@
|
||||
target = @target@
|
||||
target_alias = @target_alias@
|
||||
target_cpu = @target_cpu@
|
||||
target_os = @target_os@
|
||||
target_vendor = @target_vendor@
|
||||
top_build_prefix = @top_build_prefix@
|
||||
top_builddir = @top_builddir@
|
||||
top_srcdir = @top_srcdir@
|
||||
|
||||
@ -88,6 +88,7 @@ PRE_UNINSTALL = :
|
||||
POST_UNINSTALL = :
|
||||
build_triplet = @build@
|
||||
host_triplet = @host@
|
||||
target_triplet = @target@
|
||||
subdir = src/libsodium/include
|
||||
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
|
||||
am__aclocal_m4_deps = $(top_srcdir)/m4/ax_add_fortify_source.m4 \
|
||||
@ -267,6 +268,7 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
|
||||
PKGCONFIG_LIBS_PRIVATE = @PKGCONFIG_LIBS_PRIVATE@
|
||||
PTHREAD_CC = @PTHREAD_CC@
|
||||
PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
|
||||
PTHREAD_CXX = @PTHREAD_CXX@
|
||||
PTHREAD_LIBS = @PTHREAD_LIBS@
|
||||
RANLIB = @RANLIB@
|
||||
SAFECODE_HOME = @SAFECODE_HOME@
|
||||
@ -332,7 +334,11 @@ sbindir = @sbindir@
|
||||
sharedstatedir = @sharedstatedir@
|
||||
srcdir = @srcdir@
|
||||
sysconfdir = @sysconfdir@
|
||||
target = @target@
|
||||
target_alias = @target_alias@
|
||||
target_cpu = @target_cpu@
|
||||
target_os = @target_os@
|
||||
target_vendor = @target_vendor@
|
||||
top_build_prefix = @top_build_prefix@
|
||||
top_builddir = @top_builddir@
|
||||
top_srcdir = @top_srcdir@
|
||||
|
||||
@ -87,6 +87,7 @@ PRE_UNINSTALL = :
|
||||
POST_UNINSTALL = :
|
||||
build_triplet = @build@
|
||||
host_triplet = @host@
|
||||
target_triplet = @target@
|
||||
subdir = test
|
||||
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
|
||||
am__aclocal_m4_deps = $(top_srcdir)/m4/ax_add_fortify_source.m4 \
|
||||
@ -278,6 +279,7 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
|
||||
PKGCONFIG_LIBS_PRIVATE = @PKGCONFIG_LIBS_PRIVATE@
|
||||
PTHREAD_CC = @PTHREAD_CC@
|
||||
PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
|
||||
PTHREAD_CXX = @PTHREAD_CXX@
|
||||
PTHREAD_LIBS = @PTHREAD_LIBS@
|
||||
RANLIB = @RANLIB@
|
||||
SAFECODE_HOME = @SAFECODE_HOME@
|
||||
@ -343,7 +345,11 @@ sbindir = @sbindir@
|
||||
sharedstatedir = @sharedstatedir@
|
||||
srcdir = @srcdir@
|
||||
sysconfdir = @sysconfdir@
|
||||
target = @target@
|
||||
target_alias = @target_alias@
|
||||
target_cpu = @target_cpu@
|
||||
target_os = @target_os@
|
||||
target_vendor = @target_vendor@
|
||||
top_build_prefix = @top_build_prefix@
|
||||
top_builddir = @top_builddir@
|
||||
top_srcdir = @top_srcdir@
|
||||
|
||||
@ -87,6 +87,7 @@ PRE_UNINSTALL = :
|
||||
POST_UNINSTALL = :
|
||||
build_triplet = @build@
|
||||
host_triplet = @host@
|
||||
target_triplet = @target@
|
||||
@EMSCRIPTEN_FALSE@am__append_1 = \
|
||||
@EMSCRIPTEN_FALSE@ sodium_utils2 \
|
||||
@EMSCRIPTEN_FALSE@ sodium_utils3
|
||||
@ -822,6 +823,7 @@ PATH_SEPARATOR = @PATH_SEPARATOR@
|
||||
PKGCONFIG_LIBS_PRIVATE = @PKGCONFIG_LIBS_PRIVATE@
|
||||
PTHREAD_CC = @PTHREAD_CC@
|
||||
PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
|
||||
PTHREAD_CXX = @PTHREAD_CXX@
|
||||
PTHREAD_LIBS = @PTHREAD_LIBS@
|
||||
RANLIB = @RANLIB@
|
||||
SAFECODE_HOME = @SAFECODE_HOME@
|
||||
@ -887,7 +889,11 @@ sbindir = @sbindir@
|
||||
sharedstatedir = @sharedstatedir@
|
||||
srcdir = @srcdir@
|
||||
sysconfdir = @sysconfdir@
|
||||
target = @target@
|
||||
target_alias = @target_alias@
|
||||
target_cpu = @target_cpu@
|
||||
target_os = @target_os@
|
||||
target_vendor = @target_vendor@
|
||||
top_build_prefix = @top_build_prefix@
|
||||
top_builddir = @top_builddir@
|
||||
top_srcdir = @top_srcdir@
|
||||
|
||||
Loading…
Reference in New Issue
Block a user