cannam@126: # generated automatically by aclocal 1.15 -*- Autoconf -*- cannam@126: cannam@126: # Copyright (C) 1996-2014 Free Software Foundation, Inc. cannam@126: cannam@126: # This file is free software; the Free Software Foundation cannam@126: # gives unlimited permission to copy and/or distribute it, cannam@126: # with or without modifications, as long as this notice is preserved. cannam@126: cannam@126: # This program is distributed in the hope that it will be useful, cannam@126: # but WITHOUT ANY WARRANTY, to the extent permitted by law; without cannam@126: # even the implied warranty of MERCHANTABILITY or FITNESS FOR A cannam@126: # PARTICULAR PURPOSE. cannam@126: cannam@126: m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])]) cannam@126: m4_ifndef([AC_AUTOCONF_VERSION], cannam@126: [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl cannam@126: m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.69],, cannam@126: [m4_warning([this file was generated for autoconf 2.69. cannam@126: You have another version of autoconf. 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See the GNU cannam@126: dnl General Public License for more details. cannam@126: dnl cannam@126: dnl You should have received a copy of the GNU General Public License cannam@126: dnl along with this program; if not, write to the Free Software cannam@126: dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA cannam@126: dnl 02111-1307, USA. cannam@126: dnl cannam@126: dnl As a special exception to the GNU General Public License, if you cannam@126: dnl distribute this file as part of a program that contains a cannam@126: dnl configuration script generated by Autoconf, you may include it under cannam@126: dnl the same distribution terms that you use for the rest of that cannam@126: dnl program. cannam@126: cannam@126: dnl PKG_PREREQ(MIN-VERSION) cannam@126: dnl ----------------------- cannam@126: dnl Since: 0.29 cannam@126: dnl cannam@126: dnl Verify that the version of the pkg-config macros are at least cannam@126: dnl MIN-VERSION. Unlike PKG_PROG_PKG_CONFIG, which checks the user's cannam@126: dnl installed version of pkg-config, this checks the developer's version cannam@126: dnl of pkg.m4 when generating configure. cannam@126: dnl cannam@126: dnl To ensure that this macro is defined, also add: cannam@126: dnl m4_ifndef([PKG_PREREQ], cannam@126: dnl [m4_fatal([must install pkg-config 0.29 or later before running autoconf/autogen])]) cannam@126: dnl cannam@126: dnl See the "Since" comment for each macro you use to see what version cannam@126: dnl of the macros you require. cannam@126: m4_defun([PKG_PREREQ], cannam@126: [m4_define([PKG_MACROS_VERSION], [0.29]) cannam@126: m4_if(m4_version_compare(PKG_MACROS_VERSION, [$1]), -1, cannam@126: [m4_fatal([pkg.m4 version $1 or higher is required but ]PKG_MACROS_VERSION[ found])]) cannam@126: ])dnl PKG_PREREQ cannam@126: cannam@126: dnl PKG_PROG_PKG_CONFIG([MIN-VERSION]) cannam@126: dnl ---------------------------------- cannam@126: dnl Since: 0.16 cannam@126: dnl cannam@126: dnl Search for the pkg-config tool and set the PKG_CONFIG variable to cannam@126: dnl first found in the path. 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Similar to cannam@126: dnl PKG_CHECK_MODULES(), but does not set variables or print errors. cannam@126: dnl cannam@126: dnl Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG]) cannam@126: dnl only at the first occurence in configure.ac, so if the first place cannam@126: dnl it's called might be skipped (such as if it is within an "if", you cannam@126: dnl have to call PKG_CHECK_EXISTS manually cannam@126: AC_DEFUN([PKG_CHECK_EXISTS], cannam@126: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl cannam@126: if test -n "$PKG_CONFIG" && \ cannam@126: AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then cannam@126: m4_default([$2], [:]) cannam@126: m4_ifvaln([$3], [else cannam@126: $3])dnl cannam@126: fi]) cannam@126: cannam@126: dnl _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES]) cannam@126: dnl --------------------------------------------- cannam@126: dnl Internal wrapper calling pkg-config via PKG_CONFIG and setting cannam@126: dnl pkg_failed based on the result. cannam@126: m4_define([_PKG_CONFIG], cannam@126: [if test -n "$$1"; then cannam@126: pkg_cv_[]$1="$$1" cannam@126: elif test -n "$PKG_CONFIG"; then cannam@126: PKG_CHECK_EXISTS([$3], cannam@126: [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null` cannam@126: test "x$?" != "x0" && pkg_failed=yes ], cannam@126: [pkg_failed=yes]) cannam@126: else cannam@126: pkg_failed=untried cannam@126: fi[]dnl cannam@126: ])dnl _PKG_CONFIG cannam@126: cannam@126: dnl _PKG_SHORT_ERRORS_SUPPORTED cannam@126: dnl --------------------------- cannam@126: dnl Internal check to see if pkg-config supports short errors. cannam@126: AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED], cannam@126: [AC_REQUIRE([PKG_PROG_PKG_CONFIG]) cannam@126: if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then cannam@126: _pkg_short_errors_supported=yes cannam@126: else cannam@126: _pkg_short_errors_supported=no cannam@126: fi[]dnl cannam@126: ])dnl _PKG_SHORT_ERRORS_SUPPORTED cannam@126: cannam@126: cannam@126: dnl PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], cannam@126: dnl [ACTION-IF-NOT-FOUND]) cannam@126: dnl -------------------------------------------------------------- cannam@126: dnl Since: 0.4.0 cannam@126: dnl cannam@126: dnl Note that if there is a possibility the first call to cannam@126: dnl PKG_CHECK_MODULES might not happen, you should be sure to include an cannam@126: dnl explicit call to PKG_PROG_PKG_CONFIG in your configure.ac cannam@126: AC_DEFUN([PKG_CHECK_MODULES], cannam@126: [AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl cannam@126: AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl cannam@126: AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl cannam@126: cannam@126: pkg_failed=no cannam@126: AC_MSG_CHECKING([for $1]) cannam@126: cannam@126: _PKG_CONFIG([$1][_CFLAGS], [cflags], [$2]) cannam@126: _PKG_CONFIG([$1][_LIBS], [libs], [$2]) cannam@126: cannam@126: m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS cannam@126: and $1[]_LIBS to avoid the need to call pkg-config. cannam@126: See the pkg-config man page for more details.]) cannam@126: cannam@126: if test $pkg_failed = yes; then cannam@126: AC_MSG_RESULT([no]) cannam@126: _PKG_SHORT_ERRORS_SUPPORTED cannam@126: if test $_pkg_short_errors_supported = yes; then cannam@126: $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1` cannam@126: else cannam@126: $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1` cannam@126: fi cannam@126: # Put the nasty error message in config.log where it belongs cannam@126: echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD cannam@126: cannam@126: m4_default([$4], [AC_MSG_ERROR( cannam@126: [Package requirements ($2) were not met: cannam@126: cannam@126: $$1_PKG_ERRORS cannam@126: cannam@126: Consider adjusting the PKG_CONFIG_PATH environment variable if you cannam@126: installed software in a non-standard prefix. cannam@126: cannam@126: _PKG_TEXT])[]dnl cannam@126: ]) cannam@126: elif test $pkg_failed = untried; then cannam@126: AC_MSG_RESULT([no]) cannam@126: m4_default([$4], [AC_MSG_FAILURE( cannam@126: [The pkg-config script could not be found or is too old. 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Yes, it's still used cannam@126: # in the wild :-( We should find a proper way to deprecate it ... cannam@126: AC_SUBST([AMTAR], ['$${TAR-tar}']) cannam@126: cannam@126: # We'll loop over all known methods to create a tar archive until one works. cannam@126: _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none' cannam@126: cannam@126: m4_if([$1], [v7], cannam@126: [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'], cannam@126: cannam@126: [m4_case([$1], cannam@126: [ustar], cannam@126: [# The POSIX 1988 'ustar' format is defined with fixed-size fields. cannam@126: # There is notably a 21 bits limit for the UID and the GID. In fact, cannam@126: # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343 cannam@126: # and bug#13588). cannam@126: am_max_uid=2097151 # 2^21 - 1 cannam@126: am_max_gid=$am_max_uid cannam@126: # The $UID and $GID variables are not portable, so we need to resort cannam@126: # to the POSIX-mandated id(1) utility. Errors in the 'id' calls cannam@126: # below are definitely unexpected, so allow the users to see them cannam@126: # (that is, avoid stderr redirection). cannam@126: am_uid=`id -u || echo unknown` cannam@126: am_gid=`id -g || echo unknown` cannam@126: AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format]) cannam@126: if test $am_uid -le $am_max_uid; then cannam@126: AC_MSG_RESULT([yes]) cannam@126: else cannam@126: AC_MSG_RESULT([no]) cannam@126: _am_tools=none cannam@126: fi cannam@126: AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format]) cannam@126: if test $am_gid -le $am_max_gid; then cannam@126: AC_MSG_RESULT([yes]) cannam@126: else cannam@126: AC_MSG_RESULT([no]) cannam@126: _am_tools=none cannam@126: fi], cannam@126: cannam@126: [pax], cannam@126: [], cannam@126: cannam@126: [m4_fatal([Unknown tar format])]) cannam@126: cannam@126: AC_MSG_CHECKING([how to create a $1 tar archive]) cannam@126: cannam@126: # Go ahead even if we have the value already cached. We do so because we cannam@126: # need to set the values for the 'am__tar' and 'am__untar' variables. cannam@126: _am_tools=${am_cv_prog_tar_$1-$_am_tools} cannam@126: cannam@126: for _am_tool in $_am_tools; do cannam@126: case $_am_tool in cannam@126: gnutar) cannam@126: for _am_tar in tar gnutar gtar; do cannam@126: AM_RUN_LOG([$_am_tar --version]) && break cannam@126: done cannam@126: am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"' cannam@126: am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"' cannam@126: am__untar="$_am_tar -xf -" cannam@126: ;; cannam@126: plaintar) cannam@126: # Must skip GNU tar: if it does not support --format= it doesn't create cannam@126: # ustar tarball either. cannam@126: (tar --version) >/dev/null 2>&1 && continue cannam@126: am__tar='tar chf - "$$tardir"' cannam@126: am__tar_='tar chf - "$tardir"' cannam@126: am__untar='tar xf -' cannam@126: ;; cannam@126: pax) cannam@126: am__tar='pax -L -x $1 -w "$$tardir"' cannam@126: am__tar_='pax -L -x $1 -w "$tardir"' cannam@126: am__untar='pax -r' cannam@126: ;; cannam@126: cpio) cannam@126: am__tar='find "$$tardir" -print | cpio -o -H $1 -L' cannam@126: am__tar_='find "$tardir" -print | cpio -o -H $1 -L' cannam@126: am__untar='cpio -i -H $1 -d' cannam@126: ;; cannam@126: none) cannam@126: am__tar=false cannam@126: am__tar_=false cannam@126: am__untar=false cannam@126: ;; cannam@126: esac cannam@126: cannam@126: # If the value was cached, stop now. We just wanted to have am__tar cannam@126: # and am__untar set. cannam@126: test -n "${am_cv_prog_tar_$1}" && break cannam@126: cannam@126: # tar/untar a dummy directory, and stop if the command works. cannam@126: rm -rf conftest.dir cannam@126: mkdir conftest.dir cannam@126: echo GrepMe > conftest.dir/file cannam@126: AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar]) cannam@126: rm -rf conftest.dir cannam@126: if test -s conftest.tar; then cannam@126: AM_RUN_LOG([$am__untar /dev/null 2>&1 && break cannam@126: fi cannam@126: done cannam@126: rm -rf conftest.dir cannam@126: cannam@126: AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool]) cannam@126: AC_MSG_RESULT([$am_cv_prog_tar_$1])]) cannam@126: cannam@126: AC_SUBST([am__tar]) cannam@126: AC_SUBST([am__untar]) cannam@126: ]) # _AM_PROG_TAR cannam@126: cannam@126: m4_include([M4/check_signal.m4]) cannam@126: m4_include([M4/clip_mode.m4]) cannam@126: m4_include([M4/endian.m4]) cannam@126: m4_include([M4/libtool.m4]) cannam@126: m4_include([M4/lrint.m4]) cannam@126: m4_include([M4/lrintf.m4]) cannam@126: m4_include([M4/ltoptions.m4]) cannam@126: m4_include([M4/ltsugar.m4]) cannam@126: m4_include([M4/ltversion.m4]) cannam@126: m4_include([M4/lt~obsolete.m4])