From: Michael Jeanson <mjeanson@efficios.com>
Date: Mon, 21 Aug 2017 20:56:05 +0000 (-0400)
Subject: Fix: support older pkg-config autoconf macros
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=3d130ada32fe8c36fa77f0ca2a535dc89141419f;p=deliverable%2Fbabeltrace.git

Fix: support older pkg-config autoconf macros

Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/configure.ac b/configure.ac
index 4c1b31598..3102dc72e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -630,6 +630,11 @@ LIBS="$LIBS $GLIB_LIBS"
 # glib.h is not platform specific but it includes glibconfig.h which is and
 # is usually installed in a non-standard path.
 
+# Older versions of the pkg-config macros disallows PKG_* in the autoconf
+# output. Specifically allow pkg_config_libdir to be able to print the
+# error message.
+m4_pattern_allow([PKG_CONFIG_LIBDIR])
+
 save_CFLAGS=${CFLAGS}
 CFLAGS="${CFLAGS} ${AM_CFLAGS}"
 AC_COMPILE_IFELSE([