From: Max Kellermann <max@duempel.org>
Date: Mon, 9 Jun 2014 09:28:25 +0000 (+0200)
Subject: m4/ax_append*: update to serial 4
X-Git-Tag: v0.22~4
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=c5790126e216058d4adbe2001fd2c93f447db9c5;p=ncmpc.git

m4/ax_append*: update to serial 4
---

diff --git a/m4/ax_append_compile_flags.m4 b/m4/ax_append_compile_flags.m4
index 4254170..dc7b866 100644
--- a/m4/ax_append_compile_flags.m4
+++ b/m4/ax_append_compile_flags.m4
@@ -54,10 +54,12 @@
 #   modified version of the Autoconf Macro, you may extend this special
 #   exception to the GPL to apply to your modified version as well.
 
-#serial 2
+#serial 4
 
 AC_DEFUN([AX_APPEND_COMPILE_FLAGS],
-[for flag in $1; do
+[AX_REQUIRE_DEFINED([AX_CHECK_COMPILE_FLAG])
+AX_REQUIRE_DEFINED([AX_APPEND_FLAG])
+for flag in $1; do
   AX_CHECK_COMPILE_FLAG([$flag], [AX_APPEND_FLAG([$flag], [$2])], [], [$3])
 done
 ])dnl AX_APPEND_COMPILE_FLAGS
diff --git a/m4/ax_append_link_flags.m4 b/m4/ax_append_link_flags.m4
index 4fc4337..c73ddaf 100644
--- a/m4/ax_append_link_flags.m4
+++ b/m4/ax_append_link_flags.m4
@@ -52,10 +52,12 @@
 #   modified version of the Autoconf Macro, you may extend this special
 #   exception to the GPL to apply to your modified version as well.
 
-#serial 2
+#serial 4
 
 AC_DEFUN([AX_APPEND_LINK_FLAGS],
-[for flag in $1; do
+[AX_REQUIRE_DEFINED([AX_CHECK_LINK_FLAG])
+AX_REQUIRE_DEFINED([AX_APPEND_FLAG])
+for flag in $1; do
   AX_CHECK_LINK_FLAG([$flag], [AX_APPEND_FLAG([$flag], [m4_default([$2], [LDFLAGS])])], [], [$3])
 done
 ])dnl AX_APPEND_LINK_FLAGS