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avutil/common: error out with clear message if __STDC_CONSTANT_MACROS is not defined with c++

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-11-05 11:49:09 +01:00
parent 6cfaf9cde8
commit 66872161cb
1 changed files with 4 additions and 0 deletions
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4
libavutil/common.h
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@ -26,6 +26,10 @@
#ifndef AVUTIL_COMMON_H #ifndef AVUTIL_COMMON_H
#define AVUTIL_COMMON_H #define AVUTIL_COMMON_H
#if defined(__cplusplus) && !defined(__STDC_CONSTANT_MACROS) && !defined(UINT64_C)
#error missing -D__STDC_CONSTANT_MACROS / #define __STDC_CONSTANT_MACROS
#endif
#include <errno.h> #include <errno.h>
#include <inttypes.h> #include <inttypes.h>
#include <limits.h> #include <limits.h>