From 00364256fde9c6a4d496fb42294e5fca2d03705f Mon Sep 17 00:00:00 2001
From: Vincent Torri <vincent.torri@gmail.com>
Date: Wed, 21 Apr 2010 19:51:16 +0000
Subject: [PATCH] use a macro for edje external support

SVN revision: 48211
---
 legacy/emotion/configure.ac            | 25 ++------------
 legacy/emotion/m4/efl_edje_external.m4 | 48 ++++++++++++++++++++++++++
 2 files changed, 50 insertions(+), 23 deletions(-)
 create mode 100644 legacy/emotion/m4/efl_edje_external.m4

diff --git a/legacy/emotion/configure.ac b/legacy/emotion/configure.ac
index 934a20e64c..66c1f8ea72 100644
--- a/legacy/emotion/configure.ac
+++ b/legacy/emotion/configure.ac
@@ -108,28 +108,7 @@ PKG_CHECK_EXISTS([evas-opengl-x11], [AC_DEFINE(HAVE_EVAS_OPENGL_X11, 1, [Evas Op
 
 PKG_CHECK_EXISTS([evas-fb], [AC_DEFINE(HAVE_EVAS_FB, 1, [Evas Framebuffer Engine Support])])
 
-enable_edje_external="yes"
-want_edje_external="auto"
-AC_MSG_CHECKING([if should provide Edje EXTERNAL support...])
-AC_ARG_ENABLE([edje-external],
-   [AC_HELP_STRING([--disable-edje-external], [disable providing Edje EXTERNAL support. @<:@default=detect@:>@])],
-   [want_edje_external=$enableval], [])
-AC_MSG_RESULT([${enable_edje_external}])
-if test "x$want_edje_external" != "xno"; then
-   PKG_CHECK_MODULES([EDJE_EXTERNAL],
-      [edje],
-      [enable_edje_external="yes"],
-      [enable_edje_external="no"]
-   )
-else
-    enable_edje_external="no"
-fi
-if test "x$want_edje_external" = "xyes" -a "x$enable_edje_external" = "xno"; then
-    AC_MSG_ERROR([Edje EXTERNAL support requested, but Edje not found by pkg-config.])
-fi
-AM_CONDITIONAL(ENABLE_EDJE_EXTERNAL, test "x$enable_edje_external" = "xyes")
-AC_SUBST(EDJE_EXTERNAL_CFLAGS)
-AC_SUBST(EDJE_EXTERNAL_LIBS)
+EFL_EDJE_EXTERNAL([have_edje_external="yes"], [have_edje_external="no"])
 
 
 ### Checks for header files
@@ -225,7 +204,7 @@ echo
 echo "  Build emotion_test...: $have_emotion_test"
 echo "  edje_cc..............: ${edje_cc}"
 echo
-echo "  Edje EXTERNAL support: ${enable_edje_external}"
+echo "  Edje EXTERNAL support: ${have_edje_external}"
 echo
 echo "Compilation............: make (or gmake)"
 echo "  CPPFLAGS.............: $CPPFLAGS"
diff --git a/legacy/emotion/m4/efl_edje_external.m4 b/legacy/emotion/m4/efl_edje_external.m4
new file mode 100644
index 0000000000..fb489963d3
--- /dev/null
+++ b/legacy/emotion/m4/efl_edje_external.m4
@@ -0,0 +1,48 @@
+dnl Copyright (C) 2010 Vincent Torri <vtorri at univ-evry dot fr>
+dnl That code is public domain and can be freely used or copied.
+
+dnl Macro that check if edje external should be enabled or not
+
+dnl Usage: EFL_EDJE_EXTERNAL([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+dnl Call AC_SUBST(EDJE_EXTERNAL_CFLAGS)
+dnl Call AC_SUBST(EDJE_EXTERNAL_LIBS)
+dnl Define conditional ENABLE_EDJE_EXTERNAL
+
+AC_DEFUN([EFL_EDJE_EXTERNAL],
+[
+
+AC_ARG_ENABLE([edje-external],
+   [AC_HELP_STRING([--disable-edje-external],
+      [disable providing Edje EXTERNAL support. @<:@default=enabled@:>@])],
+   [
+    if test "x${enableval}" = "xyes" ; then
+       _efl_want_edje_external="yes"
+    else
+       _efl_want_edje_external="no"
+    fi
+   ],
+   [_efl_want_edje_external="auto"])
+
+AC_MSG_CHECKING([if should provide Edje EXTERNAL support...])
+AC_MSG_RESULT([${_efl_want_edje_external}])
+
+_efl_enable_edje_external="no"
+if ! test "x${_efl_want_edje_external}" = "xno" ; then
+   PKG_CHECK_MODULES([EDJE_EXTERNAL],
+      [edje],
+      [_efl_enable_edje_external="yes"],
+      [_efl_enable_edje_external="no"])
+else
+   AC_SUBST(EDJE_EXTERNAL_CFLAGS)
+   AC_SUBST(EDJE_EXTERNAL_LIBS)
+fi
+
+if test "x${_efl_want_edje_external}" = "xyes" && test "x${_efl_enable_edje_external}" = "xno" ; then
+   AC_MSG_ERROR([Edje EXTERNAL support requested, but Edje not found by pkg-config.])
+fi
+
+AM_CONDITIONAL([ENABLE_EDJE_EXTERNAL], [test "x${_efl_enable_edje_external}" = "xyes"])
+
+AS_IF([test "x${_efl_enable_edje_external}" = "xyes"], [$1], [$2])
+
+])