[FFmpeg-cvslog] configure: Use cppflags check helper functions where appropriate

Diego Biurrun git at videolan.org
Wed Sep 27 18:45:53 EEST 2017


ffmpeg | branch: master | Diego Biurrun <diego at biurrun.de> | Fri Jan 20 15:29:07 2017 +0100| [71a49fe25f2e4468fbbadbebef8d073b1b3cc1a5] | committer: Diego Biurrun

configure: Use cppflags check helper functions where appropriate

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=71a49fe25f2e4468fbbadbebef8d073b1b3cc1a5
---

 configure | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/configure b/configure
index 32ab7329e3..c2580a3650 100755
--- a/configure
+++ b/configure
@@ -3774,18 +3774,12 @@ add_cppflags -D_ISOC99_SOURCE
 
 # 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
-    add_cflags -std=c11
-else
+check_cpp_condition stdlib.h  "__STDC_VERSION__ >= 201112L" -std=c11 &&
+    add_cflags -std=c11 ||
     check_cflags -std=c99
-fi
 
-check_cc -D_FILE_OFFSET_BITS=64 <<EOF && add_cppflags -D_FILE_OFFSET_BITS=64
-#include <stdlib.h>
-EOF
-check_cc -D_LARGEFILE_SOURCE <<EOF && add_cppflags -D_LARGEFILE_SOURCE
-#include <stdlib.h>
-EOF
+check_cppflags -D_FILE_OFFSET_BITS=64
+check_cppflags -D_LARGEFILE_SOURCE
 
 add_host_cppflags -D_ISOC99_SOURCE
 check_host_cflags -std=c99



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