Imported Upstream version 0.8.6

1 files changed, 20 insertions, 17 deletions

diff --git a/aclocal.m4 b/aclocal.m4
index 773df5672..0aad2f1ac 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -20,6 +20,7 @@ If you have problems, you may need to regenerate the build system entirely.
 To do so, use the procedure documented by the package, typically `autoreconf'.])])
 
 # pkg.m4 - Macros to locate and utilise pkg-config.            -*- Autoconf -*-
+# serial 1 (pkg-config-0.24)
 # 
 # Copyright © 2004 Scott James Remnant <scott@netsplit.com>.
 #
@@ -47,7 +48,10 @@ To do so, use the procedure documented by the package, typically `autoreconf'.])
 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
+AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])
+AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path])
+AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path])
+
 if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
 	AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
 fi
@@ -60,7 +64,6 @@ if test -n "$PKG_CONFIG"; then
 		AC_MSG_RESULT([no])
 		PKG_CONFIG=""
 	fi
-		
 fi[]dnl
 ])# PKG_PROG_PKG_CONFIG
 
@@ -69,21 +72,20 @@ fi[]dnl
 # 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
+# Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG])
+# only at the first occurence in configure.ac, so if the first place
+# it's called might be skipped (such as if it is within an "if", you
+# have 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_default([$2], [:])
 m4_ifvaln([$3], [else
   $3])dnl
 fi])
 
-
 # _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
 # ---------------------------------------------
 m4_define([_PKG_CONFIG],
@@ -136,6 +138,7 @@ 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
+   	AC_MSG_RESULT([no])
         _PKG_SHORT_ERRORS_SUPPORTED
         if test $_pkg_short_errors_supported = yes; then
 	        $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "$2" 2>&1`
@@ -145,7 +148,7 @@ if test $pkg_failed = yes; then
 	# 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
+	m4_default([$4], [AC_MSG_ERROR(
 [Package requirements ($2) were not met:
 
 $$1_PKG_ERRORS
@@ -153,25 +156,24 @@ $$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])
+_PKG_TEXT])
+        ])
 elif test $pkg_failed = untried; then
-	ifelse([$4], , [AC_MSG_FAILURE(dnl
+     	AC_MSG_RESULT([no])
+	m4_default([$4], [AC_MSG_FAILURE(
 [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])
+To get pkg-config, see <http://pkg-config.freedesktop.org/>.])
+        ])
 else
 	$1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS
 	$1[]_LIBS=$pkg_cv_[]$1[]_LIBS
         AC_MSG_RESULT([yes])
-	ifelse([$3], , :, [$3])
+	$3
 fi[]dnl
 ])# PKG_CHECK_MODULES
 
@@ -1465,6 +1467,7 @@ m4_include([gnulib/m4/malloca.m4])
 m4_include([gnulib/m4/md5.m4])
 m4_include([gnulib/m4/memchr.m4])
 m4_include([gnulib/m4/mkstemp.m4])
+m4_include([gnulib/m4/mkstemps.m4])
 m4_include([gnulib/m4/mktime.m4])
 m4_include([gnulib/m4/mmap-anon.m4])
 m4_include([gnulib/m4/multiarch.m4])