[libdvdcss-devel] attributes.m4: Properly declare parameterless main() functions.

[Diego Biurrun]

libdvdcss | branch: master | Diego Biurrun <***@biurrun.de> | Wed Oct 22 12:59:03 2014 +0200| [55cb13e7c12c6f14612437e26fa013fe9e9babd0] | committer: Diego Biurrun

attributes.m4: Properly declare parameterless main() functions.

http://git.videolan.org/gitweb.cgi/libdvdcss.git/?a=commit;h=55cb13e7c12c6f14612437e26fa013fe9e9babd0

---

m4/attributes.m4 | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/m4/attributes.m4 b/m4/attributes.m4
index 39d02e3..850a4ee 100644
--- a/m4/attributes.m4
+++ b/m4/attributes.m4
@@ -39,7 +39,7 @@ AC_DEFUN([CC_CHECK_CFLAGS_SILENT], [
AC_CACHE_VAL(AS_TR_SH([cc_cv_cflags_$1]),
[ac_save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $1"
- AC_LINK_IFELSE([AC_LANG_SOURCE([int main() { return 0; }])],
+ AC_LINK_IFELSE([AC_LANG_SOURCE([int main(void) { return 0; }])],
[eval "AS_TR_SH([cc_cv_cflags_$1])='yes'"],
[eval "AS_TR_SH([cc_cv_cflags_$1])='no'"])
CFLAGS="$ac_save_CFLAGS"
@@ -89,7 +89,7 @@ AC_DEFUN([CC_CHECK_LDFLAGS], [
AS_TR_SH([cc_cv_ldflags_$1]),
[ac_save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS $1"
- AC_LINK_IFELSE([AC_LANG_SOURCE([int main() { return 1; }])],
+ AC_LINK_IFELSE([AC_LANG_SOURCE([int main(void) { return 1; }])],
[eval "AS_TR_SH([cc_cv_ldflags_$1])='yes'"],
[eval "AS_TR_SH([cc_cv_ldflags_$1])="])
LDFLAGS="$ac_save_LDFLAGS"
@@ -281,7 +281,7 @@ AC_DEFUN([CC_ATTRIBUTE_ALIGNED], [
CFLAGS="$CFLAGS $cc_cv_werror"
for cc_attribute_align_try in 64 32 16 8 4 2; do
AC_COMPILE_IFELSE([
- int main() {
+ int main(void) {
static char c __attribute__ ((aligned($cc_attribute_align_try))) = 0;
return c;
}], [cc_cv_attribute_aligned=$cc_attribute_align_try; break])