# libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
-# serial 52 Debian 1.5.26-1 AC_PROG_LIBTOOL
+# serial 52 Debian 1.5.26-1ubuntu1 AC_PROG_LIBTOOL
# AC_PROVIDE_IFELSE(MACRO-NAME, IF-PROVIDED, IF-NOT-PROVIDED)
AC_MSG_RESULT([$SED])
])
-# longlong.m4 serial 13
-dnl Copyright (C) 1999-2007 Free Software Foundation, Inc.
-dnl This file is free software; the Free Software Foundation
-dnl gives unlimited permission to copy and/or distribute it,
-dnl with or without modifications, as long as this notice is preserved.
+# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*-
+#
+# Copyright © 2004 Scott James Remnant <scott@netsplit.com>.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+#
+# As a special exception to the GNU General Public License, if you
+# distribute this file as part of a program that contains a
+# configuration script generated by Autoconf, you may include it under
+# the same distribution terms that you use for the rest of that program.
-dnl From Paul Eggert.
+# PKG_PROG_PKG_CONFIG([MIN-VERSION])
+# ----------------------------------
+AC_DEFUN([PKG_PROG_PKG_CONFIG],
+[m4_pattern_forbid([^_?PKG_[A-Z_]+$])
+m4_pattern_allow([^PKG_CONFIG(_PATH)?$])
+AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])dnl
+if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
+ AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
+fi
+if test -n "$PKG_CONFIG"; then
+ _pkg_min_version=m4_default([$1], [0.9.0])
+ AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version])
+ if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
+ AC_MSG_RESULT([yes])
+ else
+ AC_MSG_RESULT([no])
+ PKG_CONFIG=""
+ fi
+
+fi[]dnl
+])# PKG_PROG_PKG_CONFIG
-# Define HAVE_LONG_LONG_INT if 'long long int' works.
-# This fixes a bug in Autoconf 2.61, but can be removed once we
-# assume 2.62 everywhere.
+# PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
+#
+# Check to see whether a particular set of modules exists. Similar
+# to PKG_CHECK_MODULES(), but does not set variables or print errors.
+#
+#
+# Similar to PKG_CHECK_MODULES, make sure that the first instance of
+# this or PKG_CHECK_MODULES is called, or make sure to call
+# PKG_CHECK_EXISTS manually
+# --------------------------------------------------------------
+AC_DEFUN([PKG_CHECK_EXISTS],
+[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
+if test -n "$PKG_CONFIG" && \
+ AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then
+ m4_ifval([$2], [$2], [:])
+m4_ifvaln([$3], [else
+ $3])dnl
+fi])
-# Note: If the type 'long long int' exists but is only 32 bits large
-# (as on some very old compilers), HAVE_LONG_LONG_INT will not be
-# defined. In this case you can treat 'long long int' like 'long int'.
-AC_DEFUN([AC_TYPE_LONG_LONG_INT],
-[
- AC_CACHE_CHECK([for long long int], [ac_cv_type_long_long_int],
- [AC_LINK_IFELSE(
- [_AC_TYPE_LONG_LONG_SNIPPET],
- [dnl This catches a bug in Tandem NonStop Kernel (OSS) cc -O circa 2004.
- dnl If cross compiling, assume the bug isn't important, since
- dnl nobody cross compiles for this platform as far as we know.
- AC_RUN_IFELSE(
- [AC_LANG_PROGRAM(
- [[@%:@include <limits.h>
- @%:@ifndef LLONG_MAX
- @%:@ define HALF \
- (1LL << (sizeof (long long int) * CHAR_BIT - 2))
- @%:@ define LLONG_MAX (HALF - 1 + HALF)
- @%:@endif]],
- [[long long int n = 1;
- int i;
- for (i = 0; ; i++)
- {
- long long int m = n << i;
- if (m >> i != n)
- return 1;
- if (LLONG_MAX / 2 < m)
- break;
- }
- return 0;]])],
- [ac_cv_type_long_long_int=yes],
- [ac_cv_type_long_long_int=no],
- [ac_cv_type_long_long_int=yes])],
- [ac_cv_type_long_long_int=no])])
- if test $ac_cv_type_long_long_int = yes; then
- AC_DEFINE([HAVE_LONG_LONG_INT], 1,
- [Define to 1 if the system has the type `long long int'.])
- fi
-])
+# _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
+# ---------------------------------------------
+m4_define([_PKG_CONFIG],
+[if test -n "$PKG_CONFIG"; then
+ if test -n "$$1"; then
+ pkg_cv_[]$1="$$1"
+ else
+ PKG_CHECK_EXISTS([$3],
+ [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`],
+ [pkg_failed=yes])
+ fi
+else
+ pkg_failed=untried
+fi[]dnl
+])# _PKG_CONFIG
-# Define HAVE_UNSIGNED_LONG_LONG_INT if 'unsigned long long int' works.
-# This fixes a bug in Autoconf 2.61, but can be removed once we
-# assume 2.62 everywhere.
+# _PKG_SHORT_ERRORS_SUPPORTED
+# -----------------------------
+AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED],
+[AC_REQUIRE([PKG_PROG_PKG_CONFIG])
+if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
+ _pkg_short_errors_supported=yes
+else
+ _pkg_short_errors_supported=no
+fi[]dnl
+])# _PKG_SHORT_ERRORS_SUPPORTED
-# Note: If the type 'unsigned long long int' exists but is only 32 bits
-# large (as on some very old compilers), AC_TYPE_UNSIGNED_LONG_LONG_INT
-# will not be defined. In this case you can treat 'unsigned long long int'
-# like 'unsigned long int'.
-AC_DEFUN([AC_TYPE_UNSIGNED_LONG_LONG_INT],
-[
- AC_CACHE_CHECK([for unsigned long long int],
- [ac_cv_type_unsigned_long_long_int],
- [AC_LINK_IFELSE(
- [_AC_TYPE_LONG_LONG_SNIPPET],
- [ac_cv_type_unsigned_long_long_int=yes],
- [ac_cv_type_unsigned_long_long_int=no])])
- if test $ac_cv_type_unsigned_long_long_int = yes; then
- AC_DEFINE([HAVE_UNSIGNED_LONG_LONG_INT], 1,
- [Define to 1 if the system has the type `unsigned long long int'.])
- fi
-])
+# PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
+# [ACTION-IF-NOT-FOUND])
+#
+#
+# Note that if there is a possibility the first call to
+# PKG_CHECK_MODULES might not happen, you should be sure to include an
+# explicit call to PKG_PROG_PKG_CONFIG in your configure.ac
+#
+#
+# --------------------------------------------------------------
+AC_DEFUN([PKG_CHECK_MODULES],
+[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
+AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl
+AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl
-# Expands to a C program that can be used to test for simultaneous support
-# of 'long long' and 'unsigned long long'. We don't want to say that
-# 'long long' is available if 'unsigned long long' is not, or vice versa,
-# because too many programs rely on the symmetry between signed and unsigned
-# integer types (excluding 'bool').
-AC_DEFUN([_AC_TYPE_LONG_LONG_SNIPPET],
-[
- AC_LANG_PROGRAM(
- [[/* Test preprocessor. */
- #if ! (-9223372036854775807LL < 0 && 0 < 9223372036854775807ll)
- error in preprocessor;
- #endif
- #if ! (18446744073709551615ULL <= -1ull)
- error in preprocessor;
- #endif
- /* Test literals. */
- long long int ll = 9223372036854775807ll;
- long long int nll = -9223372036854775807LL;
- unsigned long long int ull = 18446744073709551615ULL;
- /* Test constant expressions. */
- typedef int a[((-9223372036854775807LL < 0 && 0 < 9223372036854775807ll)
- ? 1 : -1)];
- typedef int b[(18446744073709551615ULL <= (unsigned long long int) -1
- ? 1 : -1)];
- int i = 63;]],
- [[/* Test availability of runtime routines for shift and division. */
- long long int llmax = 9223372036854775807ll;
- unsigned long long int ullmax = 18446744073709551615ull;
- return ((ll << 63) | (ll >> 63) | (ll < i) | (ll > i)
- | (llmax / ll) | (llmax % ll)
- | (ull << 63) | (ull >> 63) | (ull << i) | (ull >> i)
- | (ullmax / ull) | (ullmax % ull));]])
-])
+pkg_failed=no
+AC_MSG_CHECKING([for $1])
+
+_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2])
+_PKG_CONFIG([$1][_LIBS], [libs], [$2])
+
+m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS
+and $1[]_LIBS to avoid the need to call pkg-config.
+See the pkg-config man page for more details.])
+
+if test $pkg_failed = yes; then
+ _PKG_SHORT_ERRORS_SUPPORTED
+ if test $_pkg_short_errors_supported = yes; then
+ $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --errors-to-stdout --print-errors "$2"`
+ else
+ $1[]_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
+ fi
+ # Put the nasty error message in config.log where it belongs
+ echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD
+
+ ifelse([$4], , [AC_MSG_ERROR(dnl
+[Package requirements ($2) were not met:
+
+$$1_PKG_ERRORS
+
+Consider adjusting the PKG_CONFIG_PATH environment variable if you
+installed software in a non-standard prefix.
+
+_PKG_TEXT
+])],
+ [AC_MSG_RESULT([no])
+ $4])
+elif test $pkg_failed = untried; then
+ ifelse([$4], , [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 PKG_CONFIG environment variable to the full
+path to pkg-config.
+
+_PKG_TEXT
+
+To get pkg-config, see <http://pkg-config.freedesktop.org/>.])],
+ [$4])
+else
+ $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS
+ $1[]_LIBS=$pkg_cv_[]$1[]_LIBS
+ AC_MSG_RESULT([yes])
+ ifelse([$3], , :, [$3])
+fi[]dnl
+])# PKG_CHECK_MODULES
# Copyright (C) 2002, 2003, 2005, 2006, 2007 Free Software Foundation, Inc.
#
projects / irc / rqf / shadowircd.git / blobdiff