cannam@125: # generated automatically by aclocal 1.15 -*- Autoconf -*- cannam@125: cannam@125: # Copyright (C) 1996-2014 Free Software Foundation, Inc. cannam@125: cannam@125: # This file is free software; the Free Software Foundation cannam@125: # gives unlimited permission to copy and/or distribute it, cannam@125: # with or without modifications, as long as this notice is preserved. cannam@125: cannam@125: # This program is distributed in the hope that it will be useful, cannam@125: # but WITHOUT ANY WARRANTY, to the extent permitted by law; without cannam@125: # even the implied warranty of MERCHANTABILITY or FITNESS FOR A cannam@125: # PARTICULAR PURPOSE. cannam@125: cannam@125: m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])]) cannam@125: m4_ifndef([AC_AUTOCONF_VERSION], cannam@125: [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl cannam@125: m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.69],, cannam@125: [m4_warning([this file was generated for autoconf 2.69. cannam@125: You have another version of autoconf. It may work, but is not guaranteed to. cannam@125: If you have problems, you may need to regenerate the build system entirely. cannam@125: To do so, use the procedure documented by the package, typically 'autoreconf'.])]) cannam@125: cannam@125: dnl pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*- cannam@125: dnl serial 11 (pkg-config-0.29) cannam@125: dnl cannam@125: dnl Copyright © 2004 Scott James Remnant . cannam@125: dnl Copyright © 2012-2015 Dan Nicholson cannam@125: dnl cannam@125: dnl This program is free software; you can redistribute it and/or modify cannam@125: dnl it under the terms of the GNU General Public License as published by cannam@125: dnl the Free Software Foundation; either version 2 of the License, or cannam@125: dnl (at your option) any later version. cannam@125: dnl cannam@125: dnl This program is distributed in the hope that it will be useful, but cannam@125: dnl WITHOUT ANY WARRANTY; without even the implied warranty of cannam@125: dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU cannam@125: dnl General Public License for more details. cannam@125: dnl cannam@125: dnl You should have received a copy of the GNU General Public License cannam@125: dnl along with this program; if not, write to the Free Software cannam@125: dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA cannam@125: dnl 02111-1307, USA. cannam@125: dnl cannam@125: dnl As a special exception to the GNU General Public License, if you cannam@125: dnl distribute this file as part of a program that contains a cannam@125: dnl configuration script generated by Autoconf, you may include it under cannam@125: dnl the same distribution terms that you use for the rest of that cannam@125: dnl program. cannam@125: cannam@125: dnl PKG_PREREQ(MIN-VERSION) cannam@125: dnl ----------------------- cannam@125: dnl Since: 0.29 cannam@125: dnl cannam@125: dnl Verify that the version of the pkg-config macros are at least cannam@125: dnl MIN-VERSION. Unlike PKG_PROG_PKG_CONFIG, which checks the user's cannam@125: dnl installed version of pkg-config, this checks the developer's version cannam@125: dnl of pkg.m4 when generating configure. cannam@125: dnl cannam@125: dnl To ensure that this macro is defined, also add: cannam@125: dnl m4_ifndef([PKG_PREREQ], cannam@125: dnl [m4_fatal([must install pkg-config 0.29 or later before running autoconf/autogen])]) cannam@125: dnl cannam@125: dnl See the "Since" comment for each macro you use to see what version cannam@125: dnl of the macros you require. cannam@125: m4_defun([PKG_PREREQ], cannam@125: [m4_define([PKG_MACROS_VERSION], [0.29]) cannam@125: m4_if(m4_version_compare(PKG_MACROS_VERSION, [$1]), -1, cannam@125: [m4_fatal([pkg.m4 version $1 or higher is required but ]PKG_MACROS_VERSION[ found])]) cannam@125: ])dnl PKG_PREREQ cannam@125: cannam@125: dnl PKG_PROG_PKG_CONFIG([MIN-VERSION]) cannam@125: dnl ---------------------------------- cannam@125: dnl Since: 0.16 cannam@125: dnl cannam@125: dnl Search for the pkg-config tool and set the PKG_CONFIG variable to cannam@125: dnl first found in the path. Checks that the version of pkg-config found cannam@125: dnl is at least MIN-VERSION. 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Similar to cannam@125: dnl PKG_CHECK_MODULES(), but does not set variables or print errors. cannam@125: dnl cannam@125: dnl Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG]) cannam@125: dnl only at the first occurence in configure.ac, so if the first place cannam@125: dnl it's called might be skipped (such as if it is within an "if", you cannam@125: dnl have to call PKG_CHECK_EXISTS manually cannam@125: AC_DEFUN([PKG_CHECK_EXISTS], cannam@125: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl cannam@125: if test -n "$PKG_CONFIG" && \ cannam@125: AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then cannam@125: m4_default([$2], [:]) cannam@125: m4_ifvaln([$3], [else cannam@125: $3])dnl cannam@125: fi]) cannam@125: cannam@125: dnl _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES]) cannam@125: dnl --------------------------------------------- cannam@125: dnl Internal wrapper calling pkg-config via PKG_CONFIG and setting cannam@125: dnl pkg_failed based on the result. cannam@125: m4_define([_PKG_CONFIG], cannam@125: [if test -n "$$1"; then cannam@125: pkg_cv_[]$1="$$1" cannam@125: elif test -n "$PKG_CONFIG"; then cannam@125: PKG_CHECK_EXISTS([$3], cannam@125: [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null` cannam@125: test "x$?" != "x0" && pkg_failed=yes ], cannam@125: [pkg_failed=yes]) cannam@125: else cannam@125: pkg_failed=untried cannam@125: fi[]dnl cannam@125: ])dnl _PKG_CONFIG cannam@125: cannam@125: dnl _PKG_SHORT_ERRORS_SUPPORTED cannam@125: dnl --------------------------- cannam@125: dnl Internal check to see if pkg-config supports short errors. cannam@125: AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED], cannam@125: [AC_REQUIRE([PKG_PROG_PKG_CONFIG]) cannam@125: if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then cannam@125: _pkg_short_errors_supported=yes cannam@125: else cannam@125: _pkg_short_errors_supported=no cannam@125: fi[]dnl cannam@125: ])dnl _PKG_SHORT_ERRORS_SUPPORTED cannam@125: cannam@125: cannam@125: dnl PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], cannam@125: dnl [ACTION-IF-NOT-FOUND]) cannam@125: dnl -------------------------------------------------------------- cannam@125: dnl Since: 0.4.0 cannam@125: dnl cannam@125: dnl Note that if there is a possibility the first call to cannam@125: dnl PKG_CHECK_MODULES might not happen, you should be sure to include an cannam@125: dnl explicit call to PKG_PROG_PKG_CONFIG in your configure.ac cannam@125: AC_DEFUN([PKG_CHECK_MODULES], cannam@125: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl cannam@125: AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl cannam@125: AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl cannam@125: cannam@125: pkg_failed=no cannam@125: AC_MSG_CHECKING([for $1]) cannam@125: cannam@125: _PKG_CONFIG([$1][_CFLAGS], [cflags], [$2]) cannam@125: _PKG_CONFIG([$1][_LIBS], [libs], [$2]) cannam@125: cannam@125: m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS cannam@125: and $1[]_LIBS to avoid the need to call pkg-config. cannam@125: See the pkg-config man page for more details.]) cannam@125: cannam@125: if test $pkg_failed = yes; then cannam@125: AC_MSG_RESULT([no]) cannam@125: _PKG_SHORT_ERRORS_SUPPORTED cannam@125: if test $_pkg_short_errors_supported = yes; then cannam@125: $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1` cannam@125: else cannam@125: $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1` cannam@125: fi cannam@125: # Put the nasty error message in config.log where it belongs cannam@125: echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD cannam@125: cannam@125: m4_default([$4], [AC_MSG_ERROR( cannam@125: [Package requirements ($2) were not met: cannam@125: cannam@125: $$1_PKG_ERRORS cannam@125: cannam@125: Consider adjusting the PKG_CONFIG_PATH environment variable if you cannam@125: installed software in a non-standard prefix. cannam@125: cannam@125: _PKG_TEXT])[]dnl cannam@125: ]) cannam@125: elif test $pkg_failed = untried; then cannam@125: AC_MSG_RESULT([no]) cannam@125: m4_default([$4], [AC_MSG_FAILURE( cannam@125: [The pkg-config script could not be found or is too old. Make sure it cannam@125: is in your PATH or set the PKG_CONFIG environment variable to the full cannam@125: path to pkg-config. cannam@125: cannam@125: _PKG_TEXT cannam@125: cannam@125: To get pkg-config, see .])[]dnl cannam@125: ]) cannam@125: else cannam@125: $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS cannam@125: $1[]_LIBS=$pkg_cv_[]$1[]_LIBS cannam@125: AC_MSG_RESULT([yes]) cannam@125: $3 cannam@125: fi[]dnl cannam@125: ])dnl PKG_CHECK_MODULES cannam@125: cannam@125: cannam@125: dnl PKG_CHECK_MODULES_STATIC(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], cannam@125: dnl [ACTION-IF-NOT-FOUND]) cannam@125: dnl --------------------------------------------------------------------- cannam@125: dnl Since: 0.29 cannam@125: dnl cannam@125: dnl Checks for existence of MODULES and gathers its build flags with cannam@125: dnl static libraries enabled. Sets VARIABLE-PREFIX_CFLAGS from --cflags cannam@125: dnl and VARIABLE-PREFIX_LIBS from --libs. cannam@125: dnl cannam@125: dnl Note that if there is a possibility the first call to cannam@125: dnl PKG_CHECK_MODULES_STATIC might not happen, you should be sure to cannam@125: dnl include an explicit call to PKG_PROG_PKG_CONFIG in your cannam@125: dnl configure.ac. cannam@125: AC_DEFUN([PKG_CHECK_MODULES_STATIC], cannam@125: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl cannam@125: _save_PKG_CONFIG=$PKG_CONFIG cannam@125: PKG_CONFIG="$PKG_CONFIG --static" cannam@125: PKG_CHECK_MODULES($@) cannam@125: PKG_CONFIG=$_save_PKG_CONFIG[]dnl cannam@125: ])dnl PKG_CHECK_MODULES_STATIC cannam@125: cannam@125: cannam@125: dnl PKG_INSTALLDIR([DIRECTORY]) cannam@125: dnl ------------------------- cannam@125: dnl Since: 0.27 cannam@125: dnl cannam@125: dnl Substitutes the variable pkgconfigdir as the location where a module cannam@125: dnl should install pkg-config .pc files. By default the directory is cannam@125: dnl $libdir/pkgconfig, but the default can be changed by passing cannam@125: dnl DIRECTORY. The user can override through the --with-pkgconfigdir cannam@125: dnl parameter. cannam@125: AC_DEFUN([PKG_INSTALLDIR], cannam@125: [m4_pushdef([pkg_default], [m4_default([$1], ['${libdir}/pkgconfig'])]) cannam@125: m4_pushdef([pkg_description], cannam@125: [pkg-config installation directory @<:@]pkg_default[@:>@]) cannam@125: AC_ARG_WITH([pkgconfigdir], cannam@125: [AS_HELP_STRING([--with-pkgconfigdir], pkg_description)],, cannam@125: [with_pkgconfigdir=]pkg_default) cannam@125: AC_SUBST([pkgconfigdir], [$with_pkgconfigdir]) cannam@125: m4_popdef([pkg_default]) cannam@125: m4_popdef([pkg_description]) cannam@125: ])dnl PKG_INSTALLDIR cannam@125: cannam@125: cannam@125: dnl PKG_NOARCH_INSTALLDIR([DIRECTORY]) cannam@125: dnl -------------------------------- cannam@125: dnl Since: 0.27 cannam@125: dnl cannam@125: dnl Substitutes the variable noarch_pkgconfigdir as the location where a cannam@125: dnl module should install arch-independent pkg-config .pc files. By cannam@125: dnl default the directory is $datadir/pkgconfig, but the default can be cannam@125: dnl changed by passing DIRECTORY. The user can override through the cannam@125: dnl --with-noarch-pkgconfigdir parameter. cannam@125: AC_DEFUN([PKG_NOARCH_INSTALLDIR], cannam@125: [m4_pushdef([pkg_default], [m4_default([$1], ['${datadir}/pkgconfig'])]) cannam@125: m4_pushdef([pkg_description], cannam@125: [pkg-config arch-independent installation directory @<:@]pkg_default[@:>@]) cannam@125: AC_ARG_WITH([noarch-pkgconfigdir], cannam@125: [AS_HELP_STRING([--with-noarch-pkgconfigdir], pkg_description)],, cannam@125: [with_noarch_pkgconfigdir=]pkg_default) cannam@125: AC_SUBST([noarch_pkgconfigdir], [$with_noarch_pkgconfigdir]) cannam@125: m4_popdef([pkg_default]) cannam@125: m4_popdef([pkg_description]) cannam@125: ])dnl PKG_NOARCH_INSTALLDIR cannam@125: cannam@125: cannam@125: dnl PKG_CHECK_VAR(VARIABLE, MODULE, CONFIG-VARIABLE, cannam@125: dnl [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) cannam@125: dnl ------------------------------------------- cannam@125: dnl Since: 0.28 cannam@125: dnl cannam@125: dnl Retrieves the value of the pkg-config variable for the given module. cannam@125: AC_DEFUN([PKG_CHECK_VAR], cannam@125: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl cannam@125: AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl cannam@125: cannam@125: _PKG_CONFIG([$1], [variable="][$3]["], [$2]) cannam@125: AS_VAR_COPY([$1], [pkg_cv_][$1]) cannam@125: cannam@125: AS_VAR_IF([$1], [""], [$5], [$4])dnl cannam@125: ])dnl PKG_CHECK_VAR cannam@125: cannam@125: # Copyright (C) 2002-2014 Free Software Foundation, Inc. cannam@125: # cannam@125: # This file is free software; the Free Software Foundation cannam@125: # gives unlimited permission to copy and/or distribute it, cannam@125: # with or without modifications, as long as this notice is preserved. cannam@125: cannam@125: # AM_AUTOMAKE_VERSION(VERSION) cannam@125: # ---------------------------- cannam@125: # Automake X.Y traces this macro to ensure aclocal.m4 has been cannam@125: # generated from the m4 files accompanying Automake X.Y. cannam@125: # (This private macro should not be called outside this file.) cannam@125: AC_DEFUN([AM_AUTOMAKE_VERSION], cannam@125: [am__api_version='1.15' cannam@125: dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to cannam@125: dnl require some minimum version. 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Yes, it's still used cannam@125: # in the wild :-( We should find a proper way to deprecate it ... cannam@125: AC_SUBST([AMTAR], ['$${TAR-tar}']) cannam@125: cannam@125: # We'll loop over all known methods to create a tar archive until one works. cannam@125: _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none' cannam@125: cannam@125: m4_if([$1], [v7], cannam@125: [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'], cannam@125: cannam@125: [m4_case([$1], cannam@125: [ustar], cannam@125: [# The POSIX 1988 'ustar' format is defined with fixed-size fields. cannam@125: # There is notably a 21 bits limit for the UID and the GID. In fact, cannam@125: # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343 cannam@125: # and bug#13588). cannam@125: am_max_uid=2097151 # 2^21 - 1 cannam@125: am_max_gid=$am_max_uid cannam@125: # The $UID and $GID variables are not portable, so we need to resort cannam@125: # to the POSIX-mandated id(1) utility. Errors in the 'id' calls cannam@125: # below are definitely unexpected, so allow the users to see them cannam@125: # (that is, avoid stderr redirection). cannam@125: am_uid=`id -u || echo unknown` cannam@125: am_gid=`id -g || echo unknown` cannam@125: AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format]) cannam@125: if test $am_uid -le $am_max_uid; then cannam@125: AC_MSG_RESULT([yes]) cannam@125: else cannam@125: AC_MSG_RESULT([no]) cannam@125: _am_tools=none cannam@125: fi cannam@125: AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format]) cannam@125: if test $am_gid -le $am_max_gid; then cannam@125: AC_MSG_RESULT([yes]) cannam@125: else cannam@125: AC_MSG_RESULT([no]) cannam@125: _am_tools=none cannam@125: fi], cannam@125: cannam@125: [pax], cannam@125: [], cannam@125: cannam@125: [m4_fatal([Unknown tar format])]) cannam@125: cannam@125: AC_MSG_CHECKING([how to create a $1 tar archive]) cannam@125: cannam@125: # Go ahead even if we have the value already cached. We do so because we cannam@125: # need to set the values for the 'am__tar' and 'am__untar' variables. cannam@125: _am_tools=${am_cv_prog_tar_$1-$_am_tools} cannam@125: cannam@125: for _am_tool in $_am_tools; do cannam@125: case $_am_tool in cannam@125: gnutar) cannam@125: for _am_tar in tar gnutar gtar; do cannam@125: AM_RUN_LOG([$_am_tar --version]) && break cannam@125: done cannam@125: am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"' cannam@125: am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"' cannam@125: am__untar="$_am_tar -xf -" cannam@125: ;; cannam@125: plaintar) cannam@125: # Must skip GNU tar: if it does not support --format= it doesn't create cannam@125: # ustar tarball either. cannam@125: (tar --version) >/dev/null 2>&1 && continue cannam@125: am__tar='tar chf - "$$tardir"' cannam@125: am__tar_='tar chf - "$tardir"' cannam@125: am__untar='tar xf -' cannam@125: ;; cannam@125: pax) cannam@125: am__tar='pax -L -x $1 -w "$$tardir"' cannam@125: am__tar_='pax -L -x $1 -w "$tardir"' cannam@125: am__untar='pax -r' cannam@125: ;; cannam@125: cpio) cannam@125: am__tar='find "$$tardir" -print | cpio -o -H $1 -L' cannam@125: am__tar_='find "$tardir" -print | cpio -o -H $1 -L' cannam@125: am__untar='cpio -i -H $1 -d' cannam@125: ;; cannam@125: none) cannam@125: am__tar=false cannam@125: am__tar_=false cannam@125: am__untar=false cannam@125: ;; cannam@125: esac cannam@125: cannam@125: # If the value was cached, stop now. We just wanted to have am__tar cannam@125: # and am__untar set. cannam@125: test -n "${am_cv_prog_tar_$1}" && break cannam@125: cannam@125: # tar/untar a dummy directory, and stop if the command works. cannam@125: rm -rf conftest.dir cannam@125: mkdir conftest.dir cannam@125: echo GrepMe > conftest.dir/file cannam@125: AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar]) cannam@125: rm -rf conftest.dir cannam@125: if test -s conftest.tar; then cannam@125: AM_RUN_LOG([$am__untar /dev/null 2>&1 && break cannam@125: fi cannam@125: done cannam@125: rm -rf conftest.dir cannam@125: cannam@125: AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool]) cannam@125: AC_MSG_RESULT([$am_cv_prog_tar_$1])]) cannam@125: cannam@125: AC_SUBST([am__tar]) cannam@125: AC_SUBST([am__untar]) cannam@125: ]) # _AM_PROG_TAR cannam@125: cannam@125: m4_include([M4/add_cflags.m4]) cannam@125: m4_include([M4/add_cxxflags.m4]) cannam@125: m4_include([M4/clang.m4]) cannam@125: m4_include([M4/clip_mode.m4]) cannam@125: m4_include([M4/endian.m4]) cannam@125: m4_include([M4/extra_pkg.m4]) cannam@125: m4_include([M4/gcc_version.m4]) cannam@125: m4_include([M4/libtool.m4]) cannam@125: m4_include([M4/lrint.m4]) cannam@125: m4_include([M4/lrintf.m4]) cannam@125: m4_include([M4/ltoptions.m4]) cannam@125: m4_include([M4/ltsugar.m4]) cannam@125: m4_include([M4/ltversion.m4]) cannam@125: m4_include([M4/lt~obsolete.m4]) cannam@125: m4_include([M4/mkoctfile_version.m4]) cannam@125: m4_include([M4/octave.m4]) cannam@125: m4_include([M4/really_gcc.m4]) cannam@125: m4_include([M4/stack_protect.m4])