| [PATCH] fix build with modern uClibc |
| |
| uClibc has sched_getcpu since 0.9.33, so the compat workaround should only |
| be used for older uClibc versions. |
| |
| Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk> |
| --- |
| liblttng-ust/compat.h | 5 +++++ |
| 1 file changed, 5 insertions(+) |
| |
| Index: lttng-ust-1.9.2/liblttng-ust/compat.h |
| =================================================================== |
| --- lttng-ust-1.9.2.orig/liblttng-ust/compat.h |
| +++ lttng-ust-1.9.2/liblttng-ust/compat.h |
| @@ -17,6 +17,10 @@ |
| #include <sys/syscall.h> |
| |
| #ifdef __UCLIBC__ |
| +/* old uClibc versions didn't have sched_getcpu */ |
| +#if __UCLIBC_MAJOR__ == 0 && \ |
| + (__UCLIBC_MINOR__ < 9 || \ |
| + (__UCLIBC_MINOR__ == 9 && __UCLIBC_SUBLEVEL__ <= 32)) |
| #define __getcpu(cpu, node, cache) syscall(__NR_getcpu, cpu, node, cache) |
| static inline |
| int sched_getcpu(void) |
| @@ -26,5 +30,6 @@ |
| s = __getcpu(&c, NULL, NULL); |
| return (s == -1) ? s : c; |
| } |
| +#endif /* <= 0.9.32 */ |
| #endif /* __UCLIBC__ */ |
| #endif /* _UST_COMPAT_H */ |