ffmpeg | branch: master | Michael Niedermayer <michael@niedermayer.cc> | Wed Dec 28 23:41:29 2016 +0100| [af7a75cb517141f649cbbe0a9dcdb4854359b740] | committer: Michael Niedermayer configure: Check build with some header not just preprocessing for testing --std=c11 Fixes build failure on FreeBSD with gcc 4.7 Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=af7a75cb517141f649...
configure | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/configure b/configure index 56a0b65..f035f35 100755 --- a/configure +++ b/configure @@ -1201,13 +1201,15 @@ check_cpp_condition(){ EOF } -test_cflags_cpp(){ - log test_cflags_cpp "$@" +test_cflags_cc(){ + log test_cflags_cc "$@" flags=$1 - condition=$2 - shift 2 + header=$2 + condition=$3 + shift 3 set -- $($cflags_filter "$flags") - check_cpp "$@" <<EOF + check_cc "$@" <<EOF +#include <$header> #if !($condition) #error "unsatisfied condition: $condition" #endif @@ -4625,7 +4627,7 @@ add_cxxflags -std=c++98 # some compilers silently accept -std=c11, so we also need to check that the # version macro is defined properly -if test_cflags_cpp -std=c11 "__STDC_VERSION__ >= 201112L"; then +if test_cflags_cc -std=c11 ctype.h "__STDC_VERSION__ >= 201112L"; then add_cflags -std=c11 else check_cflags -std=c99