Avoid duplicate definition of feature macro

Feature macros need to be defined before #including any headers,
preferably through the build system, but this is good enough.

Fixes a compile error on my fork's Travis CI.
This commit is contained in:
Ahmad Fatoum 2017-11-22 22:47:57 +01:00
parent f70a0a996c
commit 899e1fbd94
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3 changed files with 25 additions and 17 deletions

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@ -148,7 +148,10 @@ float GetGesturePinchAngle(void); // Get gesture pinch ang
int __stdcall QueryPerformanceCounter(unsigned long long int *lpPerformanceCount);
int __stdcall QueryPerformanceFrequency(unsigned long long int *lpFrequency);
#elif defined(__linux__)
#define _POSIX_C_SOURCE 199309L // Required for CLOCK_MONOTONIC if compiled with c99 without gnu ext.
#if _POSIX_C_SOURCE < 199309L
#undef _POSIX_C_SOURCE
#define _POSIX_C_SOURCE 199309L // Required for CLOCK_MONOTONIC if compiled with c99 without gnu ext.
#endif
#include <sys/time.h> // Required for: timespec
#include <time.h> // Required for: clock_gettime()
#endif