X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=m4%2Fax_lib_elfutils.m4;h=5cefc748bf14a06a545533ebe2bd15f919c003a5;hp=f4fcb0dd098f05bcbcbfba3902568c425c120e2a;hb=65b80f2da39998e66ba3f3fb180e45fdf0b00d87;hpb=4dc505afcf77321d62e0e6918626e4b9da982678

diff --git a/m4/ax_lib_elfutils.m4 b/m4/ax_lib_elfutils.m4
index f4fcb0dd..5cefc748 100644
--- a/m4/ax_lib_elfutils.m4
+++ b/m4/ax_lib_elfutils.m4
@@ -30,19 +30,10 @@
 AC_DEFUN([AX_LIB_ELFUTILS], [
 	m4_pushdef([major_version], [$1])
 	m4_pushdef([minor_version], [$2])
-
-	m4_if([$#], 3, [
-		m4_pushdef([true_action], [$3])
-	], [
-		m4_pushdef([true_action], [])
-	])
-
-	m4_if([$#], 4, [
-		m4_pushdef([false_action], [$4])
-	], [
-		m4_pushdef([false_action], [
-			AC_MSG_ERROR(elfutils >= major_version.minor_version is required)])
-	])
+	m4_pushdef([true_action], m4_default([$3], [:]))
+	m4_pushdef([false_action], m4_default(
+		[$4], [AC_MSG_ERROR(elfutils >= major_version.minor_version is required)]
+	))
 
 	AC_CACHE_CHECK(
 		[for elfutils version >= major_version.minor_version],