diff options
Diffstat (limited to 'hwloc-1.2.1/config/hwloc_pkg.m4')
-rw-r--r-- | hwloc-1.2.1/config/hwloc_pkg.m4 | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/hwloc-1.2.1/config/hwloc_pkg.m4 b/hwloc-1.2.1/config/hwloc_pkg.m4 new file mode 100644 index 00000000..9f040bd1 --- /dev/null +++ b/hwloc-1.2.1/config/hwloc_pkg.m4 @@ -0,0 +1,187 @@ +# Copyright (c) 2010 Cisco Systems, Inc. All rights reserved. +# See COPYING in top-level directory. +# +# hwloc modification to the following PKG_* macros -- add HWLOC_ +# prefix to make it "safe" to embed these macros in other packages. +# Originally copied from the pkg-config package; see copyright and +# license below. + +# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*- +# +# Copyright © 2004 Scott James Remnant <scott@netsplit.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 2 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, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + +# HWLOC_PKG_PROG_PKG_CONFIG([MIN-VERSION]) +# ---------------------------------- +AC_DEFUN([HWLOC_PKG_PROG_PKG_CONFIG], +[m4_pattern_forbid([^_?PKG_[A-Z_]+$]) +m4_pattern_allow([^HWLOC_PKG_CONFIG(_PATH)?$]) +AC_ARG_VAR([HWLOC_PKG_CONFIG], [path to pkg-config utility])dnl +if test "x$ac_cv_env_HWLOC_PKG_CONFIG_set" != "xset"; then + AC_PATH_TOOL([HWLOC_PKG_CONFIG], [pkg-config]) +fi +if test -n "$HWLOC_PKG_CONFIG"; then + HWLOC_pkg_min_version=m4_default([$1], [0.9.0]) + AC_MSG_CHECKING([pkg-config is at least version $HWLOC_pkg_min_version]) + if $HWLOC_PKG_CONFIG --atleast-pkgconfig-version $HWLOC_pkg_min_version; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + HWLOC_PKG_CONFIG="" + fi + +fi[]dnl +])# HWLOC_PKG_PROG_PKG_CONFIG + +# HWLOC_PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) +# +# Check to see whether a particular set of modules exists. Similar +# to HWLOC_PKG_CHECK_MODULES(), but does not set variables or print errors. +# +# +# Similar to HWLOC_PKG_CHECK_MODULES, make sure that the first instance of +# this or HWLOC_PKG_CHECK_MODULES is called, or make sure to call +# HWLOC_PKG_CHECK_EXISTS manually +# -------------------------------------------------------------- +AC_DEFUN([HWLOC_PKG_CHECK_EXISTS], +[AC_REQUIRE([HWLOC_PKG_PROG_PKG_CONFIG])dnl +if test -n "$HWLOC_PKG_CONFIG" && \ + AC_RUN_LOG([$HWLOC_PKG_CONFIG --exists --silence-errors "$1"]); then + m4_ifval([$2], [$2], [:]) + m4_ifvaln([$3], [else + $3])dnl +fi]) + + +# _HWLOC_PKG_CONFIG([VARIABLE], [COMMAND], [MODULES]) +# --------------------------------------------- +m4_define([_HWLOC_PKG_CONFIG], +[if test -n "$HWLOC_PKG_CONFIG"; then + if test -n "$$1"; then + HWLOC_pkg_cv_[]$1="$$1" + else + HWLOC_PKG_CHECK_EXISTS([$3], + [HWLOC_pkg_cv_[]$1=`$HWLOC_PKG_CONFIG --[]$2 "$3" 2>/dev/null`], + [HWLOC_pkg_failed=yes]) + fi +else + HWLOC_pkg_failed=untried +fi[] +])# _HWLOC_PKG_CONFIG + +# _HWLOC_PKG_SHORT_ERRORS_SUPPORTED +# ----------------------------- +AC_DEFUN([_HWLOC_PKG_SHORT_ERRORS_SUPPORTED], +[AC_REQUIRE([HWLOC_PKG_PROG_PKG_CONFIG]) +if $HWLOC_PKG_CONFIG --atleast-pkgconfig-version 0.20; then + HWLOC_pkg_short_errors_supported=yes +else + HWLOC_pkg_short_errors_supported=no +fi[]dnl +])# _HWLOC_PKG_SHORT_ERRORS_SUPPORTED + + +# HWLOC_PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], +# [ACTION-IF-NOT-FOUND]) +# +# +# Note that if there is a possibility the first call to +# HWLOC_PKG_CHECK_MODULES might not happen, you should be sure to include an +# explicit call to HWLOC_PKG_PROG_PKG_CONFIG in your configure.ac +# +# +# -------------------------------------------------------------- +AC_DEFUN([HWLOC_PKG_CHECK_MODULES],[ + AC_REQUIRE([HWLOC_PKG_PROG_PKG_CONFIG])dnl + AC_ARG_VAR([HWLOC_]$1[_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl + AC_ARG_VAR([HWLOC_]$1[_LIBS], [linker flags for $1, overriding pkg-config])dnl + + HWLOC_pkg_failed=no + AC_MSG_CHECKING([for $1]) + + _HWLOC_PKG_CONFIG([HWLOC_][$1][_CFLAGS], [cflags], [$2]) + _HWLOC_PKG_CONFIG([HWLOC_][$1][_LIBS], [libs], [$2]) + + m4_define([_HWLOC_PKG_TEXT], [Alternatively, you may set the environment variables HWLOC_[]$1[]_CFLAGS +and HWLOC_[]$1[]_LIBS to avoid the need to call pkg-config. +See the pkg-config man page for more details.]) + + # Check for failure of pkg-config + if test $HWLOC_pkg_failed = yes; then + _HWLOC_PKG_SHORT_ERRORS_SUPPORTED + if test $HWLOC_pkg_short_errors_supported = yes; then + HWLOC_[]$1[]_PKG_ERRORS=`$HWLOC_PKG_CONFIG --short-errors --errors-to-stdout --print-errors "$2" 2>&1` + else + HWLOC_[]$1[]_PKG_ERRORS=`$HWLOC_PKG_CONFIG --errors-to-stdout --print-errors "$2" 2>&1` + fi + # Put the nasty error message in config.log where it belongs + echo "$HWLOC_[]$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD + + ifelse([$5], , [AC_MSG_ERROR(dnl +[Package requirements ($2) were not met: + +$HWLOCC_$1_PKG_ERRORS + +Consider adjusting the HWLOC_PKG_CONFIG_PATH environment variable if you +installed software in a non-standard prefix. + +_HWLOC_PKG_TEXT +])], + [AC_MSG_RESULT([no]) + $5]) + elif test $HWLOC_pkg_failed = untried; then + ifelse([$5], , [AC_MSG_FAILURE(dnl +[The pkg-config script could not be found or is too old. Make sure it +is in your PATH or set the HWLOC_PKG_CONFIG environment variable to the full +path to pkg-config. + +_HWLOC_PKG_TEXT + +To get pkg-config, see <http://pkg-config.freedesktop.org/>.])], + [$5]) + else + AC_MSG_RESULT([yes]) + + # If we got good results from pkg-config, check that they + # actually work (i.e., that we can link against the resulting + # $LIBS). The canonical example why we do this is if + # pkg-config returns 64 bit libraries but ./configure was run + # with CFLAGS=-m32 LDFLAGS=-m32. pkg-config gave us valid + # results, but we'll fail if we try to link. So detect that + # failure now. + hwloc_cflags_save=$CFLAGS + hwloc_libs_save=$LIBS + CFLAGS="$CFLAGS $HWLOC_pkg_cv_HWLOC_[]$1[]_CFLAGS" + LIBS="$LIBS $HWLOC_pkg_cv_HWLOC_[]$1[]_LIBS" + AC_CHECK_FUNC([$3], [hwloc_result=yes], [hwloc_result=no]) + CFLAGS=$hwloc_cflags_save + LIBS=$hwloc_libs_save + + AC_MSG_CHECKING([for final $1 support]) + AS_IF([test "$hwloc_result" = "yes"], + [HWLOC_[]$1[]_CFLAGS=$HWLOC_pkg_cv_HWLOC_[]$1[]_CFLAGS + HWLOC_[]$1[]_LIBS=$HWLOC_pkg_cv_HWLOC_[]$1[]_LIBS + AC_MSG_RESULT([yes]) + ifelse([$4], , :, [$4])], + [AC_MSG_RESULT([no]) + ifelse([$5], , :, [$5])]) + fi[]dnl +])# HWLOC_PKG_CHECK_MODULES |