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authorMike McCormack <mj.mccormack@samsung.com>2011-06-29 06:40:45 +0000
committerMike McCormack <mikem@ring3k.org>2011-06-29 06:40:45 +0000
commit300c60fbf205d6d40d51a3bdd586e7951f161551 (patch)
treeeed016844b7416f4f6f529c4e68afd4cbc83f268 /m4
parent018d9e305de361e58241720316ce2ca5a0ed954b (diff)
elementary: Build with -Wall -W
Signed-off-by: Mike McCormack <mj.mccormack@samsung.com> SVN revision: 60794
Diffstat (limited to 'm4')
-rw-r--r--m4/efl_compiler_flag.m457
1 files changed, 57 insertions, 0 deletions
diff --git a/m4/efl_compiler_flag.m4 b/m4/efl_compiler_flag.m4
new file mode 100644
index 000000000..25c285dbf
--- /dev/null
+++ b/m4/efl_compiler_flag.m4
@@ -0,0 +1,57 @@
1dnl Copyright (C) 2010 Vincent Torri <vtorri at univ-evry dot fr>
2dnl and Albin Tonnerre <albin dot tonnerre at gmail dot com>
3dnl That code is public domain and can be freely used or copied.
4
5dnl Macro that checks if a compiler flag is supported by the compiler.
6
7dnl Usage: EFL_COMPILER_FLAG(flag)
8dnl flag is added to CFLAGS if supported.
9
10AC_DEFUN([EFL_COMPILER_FLAG],
11[
12
13CFLAGS_save="${CFLAGS}"
14CFLAGS="${CFLAGS} $1"
15
16AC_LANG_PUSH([C])
17AC_MSG_CHECKING([whether the compiler supports $1])
18
19AC_COMPILE_IFELSE(
20 [AC_LANG_PROGRAM([[]])],
21 [have_flag="yes"],
22 [have_flag="no"])
23AC_MSG_RESULT([${have_flag}])
24
25if test "x${have_flag}" = "xno" ; then
26 CFLAGS="${CFLAGS_save}"
27fi
28AC_LANG_POP([C])
29
30])
31
32dnl Macro that checks if a linker flag is supported by the compiler.
33
34dnl Usage: EFL_LINKER_FLAG(flag)
35dnl flag is added to LDFLAGS if supported (will be passed to ld anyway).
36
37AC_DEFUN([EFL_LINKER_FLAG],
38[
39
40LDFLAGS_save="${LDFLAGS}"
41LDFLAGS="${LDFLAGS} $1"
42
43AC_LANG_PUSH([C])
44AC_MSG_CHECKING([whether the compiler supports $1])
45
46AC_LINK_IFELSE(
47 [AC_LANG_PROGRAM([[]])],
48 [have_flag="yes"],
49 [have_flag="no"])
50AC_MSG_RESULT([${have_flag}])
51
52if test "x${have_flag}" = "xno" ; then
53 LDFLAGS="${LDFLAGS_save}"
54fi
55AC_LANG_POP([C])
56
57])