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authorMichael Niedermayer <michaelni@gmx.at>2014-03-13 17:32:15 +0100
committerMichael Niedermayer <michaelni@gmx.at>2014-03-18 18:26:01 +0100
commit44799d269fd0c5fc3436987df8af58551e62a7ac (patch)
tree33bc6dadcd0681d690e06a2ae0425d544855a23e
parent3c8a12be2f67d0f34a9b280e057fcd25260554b8 (diff)
downloadffmpeg-44799d269fd0c5fc3436987df8af58551e62a7ac.tar.gz
avutil/timestamp: Warn about missing __STDC_FORMAT_MACROS for C++ use
Signed-off-by: Michael Niedermayer <michaelni@gmx.at> (cherry picked from commit 8b02dfd37cb3bc9521fc6e1f5b5f13c80d144cd2) Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
-rw-r--r--libavutil/timestamp.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/libavutil/timestamp.h b/libavutil/timestamp.h
index f63a08c579..f010a7ee38 100644
--- a/libavutil/timestamp.h
+++ b/libavutil/timestamp.h
@@ -26,6 +26,10 @@
#include "common.h"
+#if defined(__cplusplus) && !defined(__STDC_FORMAT_MACROS) && !defined(PRId64)
+#error missing -D__STDC_FORMAT_MACROS / #define __STDC_FORMAT_MACROS
+#endif
+
#define AV_TS_MAX_STRING_SIZE 32
/**