diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/.gitignore | 17 | ||||
| -rw-r--r-- | m4/acx_libwrap.m4 | 19 | ||||
| -rw-r--r-- | m4/ax_check_define.m4 | 92 | ||||
| -rw-r--r-- | m4/ax_check_flag.m4 | 147 | ||||
| -rw-r--r-- | m4/ax_define_dir.m4 | 49 | ||||
| -rw-r--r-- | m4/ax_pthread.m4 | 302 | ||||
| -rw-r--r-- | m4/ax_tls.m4 | 76 | ||||
| -rw-r--r-- | m4/orc.m4 | 69 |
8 files changed, 771 insertions, 0 deletions
diff --git a/m4/.gitignore b/m4/.gitignore new file mode 100644 index 00000000..8b81e54b --- /dev/null +++ b/m4/.gitignore @@ -0,0 +1,17 @@ +ChangeLog +gettext.m4 +iconv.m4 +lib-ld.m4 +lib-link.m4 +lib-prefix.m4 +nls.m4 +po.m4 +progtest.m4 +argz.m4 +intltool.m4 +libtool.m4 +ltdl.m4 +ltoptions.m4 +ltsugar.m4 +ltversion.m4 +lt~obsolete.m4 diff --git a/m4/acx_libwrap.m4 b/m4/acx_libwrap.m4 new file mode 100644 index 00000000..e1602144 --- /dev/null +++ b/m4/acx_libwrap.m4 @@ -0,0 +1,19 @@ +AC_DEFUN([ACX_LIBWRAP], [ +LIBWRAP_LIBS= +saved_LIBS="$LIBS" +LIBS="$LIBS -lwrap" +AC_MSG_CHECKING([for tcpwrap library and headers]) +AC_LINK_IFELSE( +AC_LANG_PROGRAM( +[#include <tcpd.h> +#include <syslog.h> +int allow_severity = LOG_INFO; +int deny_severity = LOG_WARNING;], +[struct request_info *req; +return hosts_access (req);]), +[AC_DEFINE(HAVE_LIBWRAP, [], [Have tcpwrap?]) +LIBWRAP_LIBS="-lwrap" +AC_MSG_RESULT(yes)], +[AC_MSG_RESULT(no)]) +LIBS="$saved_LIBS" +]) diff --git a/m4/ax_check_define.m4 b/m4/ax_check_define.m4 new file mode 100644 index 00000000..4bc69486 --- /dev/null +++ b/m4/ax_check_define.m4 @@ -0,0 +1,92 @@ +# =========================================================================== +# http://www.gnu.org/software/autoconf-archive/ax_check_define.html +# =========================================================================== +# +# SYNOPSIS +# +# AC_CHECK_DEFINE([symbol], [ACTION-IF-FOUND], [ACTION-IF-NOT]) +# AX_CHECK_DEFINE([includes],[symbol], [ACTION-IF-FOUND], [ACTION-IF-NOT]) +# +# DESCRIPTION +# +# Complements AC_CHECK_FUNC but it does not check for a function but for a +# define to exist. Consider a usage like: +# +# AC_CHECK_DEFINE(__STRICT_ANSI__, CFLAGS="$CFLAGS -D_XOPEN_SOURCE=500") +# +# LICENSE +# +# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de> +# +# This program is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by the +# Free Software Foundation; either version 3 of the License, or (at your +# option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General +# Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program. If not, see <http://www.gnu.org/licenses/>. +# +# As a special exception, the respective Autoconf Macro's copyright owner +# gives unlimited permission to copy, distribute and modify the configure +# scripts that are the output of Autoconf when processing the Macro. You +# need not follow the terms of the GNU General Public License when using +# or distributing such scripts, even though portions of the text of the +# Macro appear in them. The GNU General Public License (GPL) does govern +# all other use of the material that constitutes the Autoconf Macro. +# +# This special exception to the GPL applies to versions of the Autoconf +# Macro released by the Autoconf Archive. When you make and distribute a +# modified version of the Autoconf Macro, you may extend this special +# exception to the GPL to apply to your modified version as well. + +#serial 8 + +AU_ALIAS([AC_CHECK_DEFINED], [AC_CHECK_DEFINE]) +AC_DEFUN([AC_CHECK_DEFINE],[ +AS_VAR_PUSHDEF([ac_var],[ac_cv_defined_$1])dnl +AC_CACHE_CHECK([for $1 defined], ac_var, +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[ + #ifdef $1 + int ok; + #else + choke me + #endif +]])],[AS_VAR_SET(ac_var, yes)],[AS_VAR_SET(ac_var, no)])) +AS_IF([test AS_VAR_GET(ac_var) != "no"], [$2], [$3])dnl +AS_VAR_POPDEF([ac_var])dnl +]) + +AU_ALIAS([AX_CHECK_DEFINED], [AX_CHECK_DEFINE]) +AC_DEFUN([AX_CHECK_DEFINE],[ +AS_VAR_PUSHDEF([ac_var],[ac_cv_defined_$2_$1])dnl +AC_CACHE_CHECK([for $2 defined in $1], ac_var, +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <$1>]], [[ + #ifdef $2 + int ok; + #else + choke me + #endif +]])],[AS_VAR_SET(ac_var, yes)],[AS_VAR_SET(ac_var, no)])) +AS_IF([test AS_VAR_GET(ac_var) != "no"], [$3], [$4])dnl +AS_VAR_POPDEF([ac_var])dnl +]) + +AC_DEFUN([AX_CHECK_FUNC], +[AS_VAR_PUSHDEF([ac_var], [ac_cv_func_$2])dnl +AC_CACHE_CHECK([for $2], ac_var, +dnl AC_LANG_FUNC_LINK_TRY +[AC_LINK_IFELSE([AC_LANG_PROGRAM([$1 + #undef $2 + char $2 ();],[ + char (*f) () = $2; + return f != $2; ])], + [AS_VAR_SET(ac_var, yes)], + [AS_VAR_SET(ac_var, no)])]) +AS_IF([test AS_VAR_GET(ac_var) = yes], [$3], [$4])dnl +AS_VAR_POPDEF([ac_var])dnl +])# AC_CHECK_FUNC diff --git a/m4/ax_check_flag.m4 b/m4/ax_check_flag.m4 new file mode 100644 index 00000000..52405fd4 --- /dev/null +++ b/m4/ax_check_flag.m4 @@ -0,0 +1,147 @@ +# =========================================================================== +# http://www.gnu.org/software/autoconf-archive/ax_check_flag.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_CHECK_PREPROC_FLAG(FLAG, [ACTION-SUCCESS], [ACTION-FAILURE], [EXTRA-FLAGS]) +# AX_CHECK_COMPILE_FLAG(FLAG, [ACTION-SUCCESS], [ACTION-FAILURE], [EXTRA-FLAGS]) +# AX_CHECK_LINK_FLAG(FLAG, [ACTION-SUCCESS], [ACTION-FAILURE], [EXTRA-FLAGS]) +# AX_APPEND_FLAG(FLAG, [FLAGS-VARIABLE]) +# AX_APPEND_COMPILE_FLAGS([FLAG1 FLAG2 ...], [FLAGS-VARIABLE], [EXTRA-FLAGS]) +# AX_APPEND_LINK_FLAGS([FLAG1 FLAG2 ...], [FLAGS-VARIABLE], [EXTRA-FLAGS]) +# +# DESCRIPTION +# +# Check whether the given FLAG works with the current language's +# preprocessor/compiler/linker, or whether they give an error. (Warnings, +# however, are ignored.) +# +# ACTION-SUCCESS/ACTION-FAILURE are shell commands to execute on +# success/failure. +# +# If EXTRA-FLAGS is defined, it is added to the current language's default +# flags (e.g. CFLAGS) when the check is done. The check us thus made +# with the following flags: "CFLAGS EXTRA-FLAGS FLAG". EXTRA-FLAGS can +# for example be used to force the compiler to issue an error when a bad +# flag is given. +# +# AX_APPEND_FLAG appends the FLAG to the FLAG-VARIABLE shell variable or +# the current language's flags if not specified. FLAG is not added to +# FLAG-VARIABLE if it is already in the shell variable. +# +# AX_APPEND_COMPILE_FLAGS checks for each FLAG1, FLAG2, etc. using +# AX_CHECK_COMPILE_FLAG and if the check is successful the flag is added +# to the appropriate FLAGS variable with AX_APPEND_FLAG. The +# FLAGS-VARIABLE and EXTRA-FLAGS arguments are the same as in the other +# macros. AX_APPEND_LINK_FLAGS does the same for linker flags. +# +# NOTE: Based on AX_CHECK_COMPILER_FLAGS and AX_CFLAGS_GCC_OPTION. +# +# LICENSE +# +# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de> +# Copyright (c) 2009 Steven G. Johnson <stevenj@alum.mit.edu> +# Copyright (c) 2009 Matteo Frigo +# Copyright (c) 2011 Maarten Bosmans <mkbosmans@gmail.com> +# +# This program is free software: you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by the +# Free Software Foundation, either version 3 of the License, or (at your +# option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General +# Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program. If not, see <http://www.gnu.org/licenses/>. +# +# As a special exception, the respective Autoconf Macro's copyright owner +# gives unlimited permission to copy, distribute and modify the configure +# scripts that are the output of Autoconf when processing the Macro. You +# need not follow the terms of the GNU General Public License when using +# or distributing such scripts, even though portions of the text of the +# Macro appear in them. The GNU General Public License (GPL) does govern +# all other use of the material that constitutes the Autoconf Macro. +# +# This special exception to the GPL applies to versions of the Autoconf +# Macro released by the Autoconf Archive. When you make and distribute a +# modified version of the Autoconf Macro, you may extend this special +# exception to the GPL to apply to your modified version as well. + +#serial 2 + +AC_DEFUN([AX_CHECK_PREPROC_FLAG], +[AC_PREREQ(2.59) dnl for _AC_LANG_PREFIX +AS_VAR_PUSHDEF([CACHEVAR],[ax_cv_check_[]_AC_LANG_ABBREV[]cppflags_$4_$1])dnl +AC_CACHE_CHECK([whether _AC_LANG preprocessor accepts $1], CACHEVAR, [ + ax_check_save_flags=$CPPFLAGS + CPPFLAGS="$CPPFLAGS $4 $1" + AC_PREPROC_IFELSE([AC_LANG_PROGRAM()], + [AS_VAR_SET([CACHEVAR],[yes])], + [AS_VAR_SET([CACHEVAR],[no])]) + CPPFLAGS=$ax_check_save_flags]) +AS_VAR_IF([CACHEVAR], "yes", + [m4_default([$2], :)], + [m4_default([$3], :)]) +AS_VAR_POPDEF([CACHEVAR])dnl +])dnl AX_CHECK_PREPROC_FLAGS + +AC_DEFUN([AX_CHECK_COMPILE_FLAG], +[AC_PREREQ(2.59) dnl for _AC_LANG_PREFIX +AS_VAR_PUSHDEF([CACHEVAR],[ax_cv_check_[]_AC_LANG_ABBREV[]flags_$4_$1])dnl +AC_CACHE_CHECK([whether _AC_LANG compiler accepts $1], CACHEVAR, [ + ax_check_save_flags=$[]_AC_LANG_PREFIX[]FLAGS + _AC_LANG_PREFIX[]FLAGS="$[]_AC_LANG_PREFIX[]FLAGS $4 $1" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM()], + [AS_VAR_SET([CACHEVAR],[yes])], + [AS_VAR_SET([CACHEVAR],[no])]) + _AC_LANG_PREFIX[]FLAGS=$ax_check_save_flags]) +AS_VAR_IF([CACHEVAR], "yes", + [m4_default([$2], :)], + [m4_default([$3], :)]) +AS_VAR_POPDEF([CACHEVAR])dnl +])dnl AX_CHECK_COMPILE_FLAGS + +AC_DEFUN([AX_CHECK_LINK_FLAG], +[AS_VAR_PUSHDEF([CACHEVAR],[ax_cv_check_ldflags_$4_$1])dnl +AC_CACHE_CHECK([whether the linker accepts $1], CACHEVAR, [ + ax_check_save_flags=$LDFLAGS + LDFLAGS="$LDFLAGS $4 $1" + AC_LINK_IFELSE([AC_LANG_PROGRAM()], + [AS_VAR_SET([CACHEVAR],[yes])], + [AS_VAR_SET([CACHEVAR],[no])]) + LDFLAGS=$ax_check_save_flags]) +AS_VAR_IF([CACHEVAR], "yes", + [m4_default([$2], :)], + [m4_default([$3], :)]) +AS_VAR_POPDEF([CACHEVAR])dnl +])dnl AX_CHECK_LINK_FLAGS + + +AC_DEFUN([AX_APPEND_FLAG], +[AC_PREREQ(2.59) dnl for _AC_LANG_PREFIX +AC_REQUIRE([AC_PROG_GREP]) +AS_VAR_PUSHDEF([FLAGS], [m4_default($2,_AC_LANG_PREFIX[]FLAGS)])dnl +AS_VAR_SET_IF([FLAGS], + [AS_IF([AS_ECHO(" $[]FLAGS ") | $GREP " $1 " 2>&1 >/dev/null], + [AC_RUN_LOG([: FLAGS already contains $1])], + [AC_RUN_LOG([: FLAGS="$FLAGS $1"]) + AS_VAR_APPEND([FLAGS], [" $1"])])], + [AS_VAR_SET([FLAGS],[$1])]) +AS_VAR_POPDEF([FLAGS])dnl +])dnl AX_APPEND_FLAG + +AC_DEFUN([AX_APPEND_COMPILE_FLAGS], +[for flag in $1; do + AX_CHECK_COMPILE_FLAG([$flag], [AX_APPEND_FLAG([$flag], [$2])], [], [$3]) +done +])dnl AX_APPEND_COMPILE_FLAGS + +AC_DEFUN([AX_APPEND_LINK_FLAGS], +[for flag in $1; do + AX_CHECK_LINK_FLAG([$flag], [AX_APPEND_FLAG([$flag], [m4_default([$2], [LDFLAGS])])], [], [$3]) +done +])dnl AX_APPEND_LINK_FLAGS diff --git a/m4/ax_define_dir.m4 b/m4/ax_define_dir.m4 new file mode 100644 index 00000000..b74d155f --- /dev/null +++ b/m4/ax_define_dir.m4 @@ -0,0 +1,49 @@ +# =========================================================================== +# http://www.gnu.org/software/autoconf-archive/ax_define_dir.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION]) +# +# DESCRIPTION +# +# This macro sets VARNAME to the expansion of the DIR variable, taking +# care of fixing up ${prefix} and such. +# +# VARNAME is then offered as both an output variable and a C preprocessor +# symbol. +# +# Example: +# +# AX_DEFINE_DIR([DATADIR], [datadir], [Where data are placed to.]) +# +# LICENSE +# +# Copyright (c) 2008 Stepan Kasal <kasal@ucw.cz> +# Copyright (c) 2008 Andreas Schwab <schwab@suse.de> +# Copyright (c) 2008 Guido U. Draheim <guidod@gmx.de> +# Copyright (c) 2008 Alexandre Oliva +# +# Copying and distribution of this file, with or without modification, are +# permitted in any medium without royalty provided the copyright notice +# and this notice are preserved. This file is offered as-is, without any +# warranty. + +#serial 6 + +AU_ALIAS([AC_DEFINE_DIR], [AX_DEFINE_DIR]) +AC_DEFUN([AX_DEFINE_DIR], [ + prefix_NONE= + exec_prefix_NONE= + test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix + test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix +dnl In Autoconf 2.60, ${datadir} refers to ${datarootdir}, which in turn +dnl refers to ${prefix}. Thus we have to use `eval' twice. + eval ax_define_dir="\"[$]$2\"" + eval ax_define_dir="\"$ax_define_dir\"" + AC_SUBST($1, "$ax_define_dir") + AC_DEFINE_UNQUOTED($1, "$ax_define_dir", [$3]) + test "$prefix_NONE" && prefix=NONE + test "$exec_prefix_NONE" && exec_prefix=NONE +]) diff --git a/m4/ax_pthread.m4 b/m4/ax_pthread.m4 new file mode 100644 index 00000000..94a3b0ee --- /dev/null +++ b/m4/ax_pthread.m4 @@ -0,0 +1,302 @@ +# =========================================================================== +# http://www.gnu.org/software/autoconf-archive/ax_pthread.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_PTHREAD([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]]) +# +# DESCRIPTION +# +# This macro figures out how to build C programs using POSIX threads. It +# sets the PTHREAD_LIBS output variable to the threads library and linker +# flags, and the PTHREAD_CFLAGS output variable to any special C compiler +# flags that are needed. (The user can also force certain compiler +# flags/libs to be tested by setting these environment variables.) +# +# Also sets PTHREAD_CC to any special C compiler that is needed for +# multi-threaded programs (defaults to the value of CC otherwise). (This +# is necessary on AIX to use the special cc_r compiler alias.) +# +# NOTE: You are assumed to not only compile your program with these flags, +# but also link it with them as well. e.g. you should link with +# $PTHREAD_CC $CFLAGS $PTHREAD_CFLAGS $LDFLAGS ... $PTHREAD_LIBS $LIBS +# +# If you are only building threads programs, you may wish to use these +# variables in your default LIBS, CFLAGS, and CC: +# +# LIBS="$PTHREAD_LIBS $LIBS" +# CFLAGS="$CFLAGS $PTHREAD_CFLAGS" +# CC="$PTHREAD_CC" +# +# In addition, if the PTHREAD_CREATE_JOINABLE thread-attribute constant +# has a nonstandard name, defines PTHREAD_CREATE_JOINABLE to that name +# (e.g. PTHREAD_CREATE_UNDETACHED on AIX). +# +# Also HAVE_PTHREAD_PRIO_INHERIT is defined if pthread is found and the +# PTHREAD_PRIO_INHERIT symbol is defined when compiling with +# PTHREAD_CFLAGS. +# +# ACTION-IF-FOUND is a list of shell commands to run if a threads library +# is found, and ACTION-IF-NOT-FOUND is a list of commands to run it if it +# is not found. If ACTION-IF-FOUND is not specified, the default action +# will define HAVE_PTHREAD. +# +# Please let the authors know if this macro fails on any platform, or if +# you have any other suggestions or comments. This macro was based on work +# by SGJ on autoconf scripts for FFTW (http://www.fftw.org/) (with help +# from M. Frigo), as well as ac_pthread and hb_pthread macros posted by +# Alejandro Forero Cuervo to the autoconf macro repository. We are also +# grateful for the helpful feedback of numerous users. +# +# Updated for Autoconf 2.68 by Daniel Richard G. +# +# LICENSE +# +# Copyright (c) 2008 Steven G. Johnson <stevenj@alum.mit.edu> +# Copyright (c) 2011 Daniel Richard G. <skunk@iSKUNK.ORG> +# +# This program is free software: you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by the +# Free Software Foundation, either version 3 of the License, or (at your +# option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General +# Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program. If not, see <http://www.gnu.org/licenses/>. +# +# As a special exception, the respective Autoconf Macro's copyright owner +# gives unlimited permission to copy, distribute and modify the configure +# scripts that are the output of Autoconf when processing the Macro. You +# need not follow the terms of the GNU General Public License when using +# or distributing such scripts, even though portions of the text of the +# Macro appear in them. The GNU General Public License (GPL) does govern +# all other use of the material that constitutes the Autoconf Macro. +# +# This special exception to the GPL applies to versions of the Autoconf +# Macro released by the Autoconf Archive. When you make and distribute a +# 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 + +AU_ALIAS([ACX_PTHREAD], [AX_PTHREAD]) +AC_DEFUN([AX_PTHREAD], [ +AC_REQUIRE([AC_CANONICAL_HOST]) +AC_LANG_PUSH([C]) +ax_pthread_ok=no + +# We used to check for pthread.h first, but this fails if pthread.h +# requires special compiler flags (e.g. on True64 or Sequent). +# It gets checked for in the link test anyway. + +# First of all, check if the user has set any of the PTHREAD_LIBS, +# etcetera environment variables, and if threads linking works using +# them: +if test x"$PTHREAD_LIBS$PTHREAD_CFLAGS" != x; then + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS $PTHREAD_CFLAGS" + save_LIBS="$LIBS" + LIBS="$PTHREAD_LIBS $LIBS" + AC_MSG_CHECKING([for pthread_join in LIBS=$PTHREAD_LIBS with CFLAGS=$PTHREAD_CFLAGS]) + AC_TRY_LINK_FUNC(pthread_join, ax_pthread_ok=yes) + AC_MSG_RESULT($ax_pthread_ok) + if test x"$ax_pthread_ok" = xno; then + PTHREAD_LIBS="" + PTHREAD_CFLAGS="" + fi + LIBS="$save_LIBS" + CFLAGS="$save_CFLAGS" +fi + +# We must check for the threads library under a number of different +# names; the ordering is very important because some systems +# (e.g. DEC) have both -lpthread and -lpthreads, where one of the +# libraries is broken (non-POSIX). + +# Create a list of thread flags to try. Items starting with a "-" are +# C compiler flags, and other items are library names, except for "none" +# which indicates that we try without any flags at all, and "pthread-config" +# which is a program returning the flags for the Pth emulation library. + +ax_pthread_flags="pthreads none -Kthread -kthread lthread -pthread -pthreads -mthreads pthread --thread-safe -mt pthread-config" + +# The ordering *is* (sometimes) important. Some notes on the +# individual items follow: + +# pthreads: AIX (must check this before -lpthread) +# none: in case threads are in libc; should be tried before -Kthread and +# other compiler flags to prevent continual compiler warnings +# -Kthread: Sequent (threads in libc, but -Kthread needed for pthread.h) +# -kthread: FreeBSD kernel threads (preferred to -pthread since SMP-able) +# lthread: LinuxThreads port on FreeBSD (also preferred to -pthread) +# -pthread: Linux/gcc (kernel threads), BSD/gcc (userland threads) +# -pthreads: Solaris/gcc +# -mthreads: Mingw32/gcc, Lynx/gcc +# -mt: Sun Workshop C (may only link SunOS threads [-lthread], but it +# doesn't hurt to check since this sometimes defines pthreads too; +# also defines -D_REENTRANT) +# ... -mt is also the pthreads flag for HP/aCC +# pthread: Linux, etcetera +# --thread-safe: KAI C++ +# pthread-config: use pthread-config program (for GNU Pth library) + +case "${host_cpu}-${host_os}" in + *solaris*) + + # On Solaris (at least, for some versions), libc contains stubbed + # (non-functional) versions of the pthreads routines, so link-based + # tests will erroneously succeed. (We need to link with -pthreads/-mt/ + # -lpthread.) (The stubs are missing pthread_cleanup_push, or rather + # a function called by this macro, so we could check for that, but + # who knows whether they'll stub that too in a future libc.) So, + # we'll just look for -pthreads and -lpthread first: + + ax_pthread_flags="-pthreads pthread -mt -pthread $ax_pthread_flags" + ;; + + *-darwin*) + ax_pthread_flags="-pthread $ax_pthread_flags" + ;; +esac + +if test x"$ax_pthread_ok" = xno; then +for flag in $ax_pthread_flags; do + + case $flag in + none) + AC_MSG_CHECKING([whether pthreads work without any flags]) + ;; + + -*) + AC_MSG_CHECKING([whether pthreads work with $flag]) + PTHREAD_CFLAGS="$flag" + ;; + + pthread-config) + AC_CHECK_PROG(ax_pthread_config, pthread-config, yes, no) + if test x"$ax_pthread_config" = xno; then continue; fi + PTHREAD_CFLAGS="`pthread-config --cflags`" + PTHREAD_LIBS="`pthread-config --ldflags` `pthread-config --libs`" + ;; + + *) + AC_MSG_CHECKING([for the pthreads library -l$flag]) + PTHREAD_LIBS="-l$flag" + ;; + esac + + save_LIBS="$LIBS" + save_CFLAGS="$CFLAGS" + LIBS="$PTHREAD_LIBS $LIBS" + CFLAGS="$CFLAGS $PTHREAD_CFLAGS" + + # Check for various functions. We must include pthread.h, + # since some functions may be macros. (On the Sequent, we + # need a special flag -Kthread to make this header compile.) + # We check for pthread_join because it is in -lpthread on IRIX + # while pthread_create is in libc. We check for pthread_attr_init + # due to DEC craziness with -lpthreads. We check for + # pthread_cleanup_push because it is one of the few pthread + # functions on Solaris that doesn't have a non-functional libc stub. + # We try pthread_create on general principles. + AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <pthread.h> + static void routine(void *a) { a = 0; } + static void *start_routine(void *a) { return a; }], + [pthread_t th; pthread_attr_t attr; + pthread_create(&th, 0, start_routine, 0); + pthread_join(th, 0); + pthread_attr_init(&attr); + pthread_cleanup_push(routine, 0); + pthread_cleanup_pop(0) /* ; */])], + [ax_pthread_ok=yes], + []) + + LIBS="$save_LIBS" + CFLAGS="$save_CFLAGS" + + AC_MSG_RESULT($ax_pthread_ok) + if test "x$ax_pthread_ok" = xyes; then + break; + fi + + PTHREAD_LIBS="" + PTHREAD_CFLAGS="" +done +fi + +# Various other checks: +if test "x$ax_pthread_ok" = xyes; then + save_LIBS="$LIBS" + LIBS="$PTHREAD_LIBS $LIBS" + save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS $PTHREAD_CFLAGS" + + # Detect AIX lossage: JOINABLE attribute is called UNDETACHED. + AC_MSG_CHECKING([for joinable pthread attribute]) + attr_name=unknown + for attr in PTHREAD_CREATE_JOINABLE PTHREAD_CREATE_UNDETACHED; do + AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <pthread.h>], + [int attr = $attr; return attr /* ; */])], + [attr_name=$attr; break], + []) + done + AC_MSG_RESULT($attr_name) + if test "$attr_name" != PTHREAD_CREATE_JOINABLE; then + AC_DEFINE_UNQUOTED(PTHREAD_CREATE_JOINABLE, $attr_name, + [Define to necessary symbol if this constant + uses a non-standard name on your system.]) + fi + + AC_MSG_CHECKING([if more special flags are required for pthreads]) + flag=no + case "${host_cpu}-${host_os}" in + *-aix* | *-freebsd* | *-darwin*) flag="-D_THREAD_SAFE";; + *solaris* | *-osf* | *-hpux*) flag="-D_REENTRANT";; + esac + AC_MSG_RESULT(${flag}) + if test "x$flag" != xno; then + PTHREAD_CFLAGS="$flag $PTHREAD_CFLAGS" + fi + + AC_CACHE_CHECK([for PTHREAD_PRIO_INHERIT], + ax_cv_PTHREAD_PRIO_INHERIT, [ + AC_LINK_IFELSE( + AC_LANG_PROGRAM([[#include <pthread.h>]], [[int i = PTHREAD_PRIO_INHERIT;]]), + [ax_cv_PTHREAD_PRIO_INHERIT=yes], + [ax_cv_PTHREAD_PRIO_INHERIT=no]) + ]) + AS_IF([test "x$ax_cv_PTHREAD_PRIO_INHERIT" = "xyes"], + AC_DEFINE([HAVE_PTHREAD_PRIO_INHERIT], 1, [Have PTHREAD_PRIO_INHERIT.])) + + LIBS="$save_LIBS" + CFLAGS="$save_CFLAGS" + + # More AIX lossage: must compile with xlc_r or cc_r + if test x"$GCC" != xyes; then + AC_CHECK_PROGS(PTHREAD_CC, xlc_r cc_r, ${CC}) + else + PTHREAD_CC=$CC + fi +else + PTHREAD_CC="$CC" +fi + +AC_SUBST(PTHREAD_LIBS) +AC_SUBST(PTHREAD_CFLAGS) +AC_SUBST(PTHREAD_CC) + +# Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND: +if test x"$ax_pthread_ok" = xyes; then + ifelse([$1],,AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.]),[$1]) + : +else + ax_pthread_ok=no + $2 +fi +AC_LANG_POP +])dnl AX_PTHREAD diff --git a/m4/ax_tls.m4 b/m4/ax_tls.m4 new file mode 100644 index 00000000..033e3b13 --- /dev/null +++ b/m4/ax_tls.m4 @@ -0,0 +1,76 @@ +# =========================================================================== +# http://www.gnu.org/software/autoconf-archive/ax_tls.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_TLS([action-if-found], [action-if-not-found]) +# +# DESCRIPTION +# +# Provides a test for the compiler support of thread local storage (TLS) +# extensions. Defines TLS if it is found. Currently knows about GCC/ICC +# and MSVC. I think SunPro uses the same as GCC, and Borland apparently +# supports either. +# +# LICENSE +# +# Copyright (c) 2008 Alan Woodland <ajw05@aber.ac.uk> +# Copyright (c) 2010 Diego Elio Petteno` <flameeyes@gmail.com> +# +# This program is free software: you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by the +# Free Software Foundation, either version 3 of the License, or (at your +# option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General +# Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program. If not, see <http://www.gnu.org/licenses/>. +# +# As a special exception, the respective Autoconf Macro's copyright owner +# gives unlimited permission to copy, distribute and modify the configure +# scripts that are the output of Autoconf when processing the Macro. You +# need not follow the terms of the GNU General Public License when using +# or distributing such scripts, even though portions of the text of the +# Macro appear in them. The GNU General Public License (GPL) does govern +# all other use of the material that constitutes the Autoconf Macro. +# +# This special exception to the GPL applies to versions of the Autoconf +# Macro released by the Autoconf Archive. When you make and distribute a +# modified version of the Autoconf Macro, you may extend this special +# exception to the GPL to apply to your modified version as well. + +#serial 10 + +AC_DEFUN([AX_TLS], [ + AC_MSG_CHECKING(for thread local storage (TLS) class) + AC_CACHE_VAL(ac_cv_tls, [ + ax_tls_keywords="__thread __declspec(thread) none" + for ax_tls_keyword in $ax_tls_keywords; do + AS_CASE([$ax_tls_keyword], + [none], [ac_cv_tls=none ; break], + [AC_TRY_COMPILE( + [#include <stdlib.h> + static void + foo(void) { + static ] $ax_tls_keyword [ int bar; + exit(1); + }], + [], + [ac_cv_tls=$ax_tls_keyword ; break], + 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]) + ) +]) diff --git a/m4/orc.m4 b/m4/orc.m4 new file mode 100644 index 00000000..983d4624 --- /dev/null +++ b/m4/orc.m4 @@ -0,0 +1,69 @@ +dnl pkg-config-based checks for Orc + +dnl specific: +dnl ORC_CHECK([REQUIRED_VERSION]) + +AC_DEFUN([ORC_CHECK], +[ + ORC_REQ=ifelse([$1], , "0.4.6", [$1]) + + AC_ARG_ENABLE(orc, + AC_HELP_STRING([--enable-orc],[use Orc if installed]), + [case "${enableval}" in + auto) enable_orc=auto ;; + yes) enable_orc=yes ;; + no) enable_orc=no ;; + *) AC_MSG_ERROR(bad value ${enableval} for --enable-orc) ;; + esac + ], + [enable_orc=auto]) dnl Default value + + if test "x$enable_orc" != "xno" ; then + PKG_CHECK_MODULES(ORC, orc-0.4 >= $ORC_REQ, [ + AC_DEFINE(HAVE_ORC, 1, [Use Orc]) + HAVE_ORC=yes + if test "x$ORCC" = "x" ; then + AC_MSG_CHECKING(for usable orcc) + ORCC=`$PKG_CONFIG --variable=orcc orc-0.4` + dnl check whether the orcc found by pkg-config can be run from the build environment + dnl if this is not the case (e.g. when cross-compiling) fall back to orcc from PATH + AS_IF([$ORCC --version 1> /dev/null 2> /dev/null], [], [ORCC=`which orcc`]) + AC_MSG_RESULT($ORCC) + fi + AC_SUBST(ORCC) + ORCC_FLAGS="--compat $ORC_REQ" + AC_SUBST(ORCC_FLAGS) + AS_IF([test "x$ORCC" = "x"], [HAVE_ORCC=no], [HAVE_ORCC=yes]) + ], [ + if test "x$enable_orc" = "xyes" ; then + AC_MSG_ERROR([--enable-orc specified, but Orc >= $ORC_REQ not found]) + fi + AC_DEFINE(DISABLE_ORC, 1, [Disable Orc]) + HAVE_ORC=no + HAVE_ORCC=no + ]) + else + AC_DEFINE(DISABLE_ORC, 1, [Disable Orc]) + HAVE_ORC=no + HAVE_ORCC=no + fi + AM_CONDITIONAL(HAVE_ORC, [test "x$HAVE_ORC" = "xyes"]) + AM_CONDITIONAL(HAVE_ORCC, [test "x$HAVE_ORCC" = "xyes"]) + +])) + +AC_DEFUN([ORC_OUTPUT], +[ + if test "$HAVE_ORC" = yes ; then + printf "configure: *** Orc acceleration enabled.\n" + else + if test "x$enable_orc" = "xno" ; then + printf "configure: *** Orc acceleration disabled by --disable-orc. Slower code paths\n" + printf " will be used.\n" + else + printf "configure: *** Orc acceleration disabled. Requires Orc >= $ORC_REQ, which was\n" + printf " not found. Slower code paths will be used.\n" + fi + fi + printf "\n" +]) |