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Cygwin: fix CPU_SET macro visibility

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The CPU_SET macros defined in Cygwin's include/sys/cpuset.h must not
be visible in an application's namespace unless _GNU_SOURCE has been
#defined.  Internally this means wrapping them in #if __GNU_VISIBLE.
This commit is contained in:
Mark Geisert 2019-09-13 21:58:02 -07:00 committed by Ken Brown
parent fca4cda7a4
commit a083a4f266
1 changed files with 3 additions and 0 deletions
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3
winsup/cygwin/include/sys/cpuset.h
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@ -26,6 +26,7 @@ typedef struct
__cpu_mask __bits[__CPU_GROUPMAX]; __cpu_mask __bits[__CPU_GROUPMAX];
} cpu_set_t; } cpu_set_t;
#if __GNU_VISIBLE
int __sched_getaffinity_sys (pid_t, size_t, cpu_set_t *); int __sched_getaffinity_sys (pid_t, size_t, cpu_set_t *);
/* These macros alloc or free dynamically-sized cpu sets of size 'num' cpus. /* These macros alloc or free dynamically-sized cpu sets of size 'num' cpus.
@ -88,6 +89,8 @@ int __sched_getaffinity_sys (pid_t, size_t, cpu_set_t *);
#define CPU_XOR(dst, src1, src2) CPU_XOR_S(sizeof (cpu_set_t), dst, src1, src2) #define CPU_XOR(dst, src1, src2) CPU_XOR_S(sizeof (cpu_set_t), dst, src1, src2)
#define CPU_EQUAL(src1, src2) CPU_EQUAL_S(sizeof (cpu_set_t), src1, src2) #define CPU_EQUAL(src1, src2) CPU_EQUAL_S(sizeof (cpu_set_t), src1, src2)
#endif /* __GNU_VISIBLE */
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif