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Line
Link Here
|
| 0 |
-- a/include/pthread.h |
0 |
++ b/include/pthread.h |
|
Lines 214-219
struct cpu_set_t;
Link Here
|
| 214 |
int pthread_getaffinity_np(pthread_t, size_t, struct cpu_set_t *); |
214 |
int pthread_getaffinity_np(pthread_t, size_t, struct cpu_set_t *); |
| 215 |
int pthread_setaffinity_np(pthread_t, size_t, const struct cpu_set_t *); |
215 |
int pthread_setaffinity_np(pthread_t, size_t, const struct cpu_set_t *); |
| 216 |
int pthread_getattr_np(pthread_t, pthread_attr_t *); |
216 |
int pthread_getattr_np(pthread_t, pthread_attr_t *); |
|
|
217 |
int pthread_setname_np(pthread_t, const char *); |
| 217 |
int pthread_tryjoin_np(pthread_t, void **); |
218 |
int pthread_tryjoin_np(pthread_t, void **); |
| 218 |
int pthread_timedjoin_np(pthread_t, void **, const struct timespec *); |
219 |
int pthread_timedjoin_np(pthread_t, void **, const struct timespec *); |
| 219 |
#endif |
220 |
#endif |
| 220 |
-- /dev/null |
221 |
++ b/src/thread/pthread_setname_np.c |
|
Line 0
Link Here
|
|
|
1 |
#include <fcntl.h> |
| 2 |
#include <string.h> |
| 3 |
#include <unistd.h> |
| 4 |
|
| 5 |
#include "pthread_impl.h" |
| 6 |
|
| 7 |
int pthread_setname_np(pthread_t thread, const char *name) |
| 8 |
{ |
| 9 |
int fd, status = 0; |
| 10 |
char f[sizeof "/proc/self/task//comm" + 7]; |
| 11 |
ssize_t len; |
| 12 |
|
| 13 |
if ((len = strlen(name)) > 15) { |
| 14 |
errno = ERANGE; |
| 15 |
return 1; |
| 16 |
} |
| 17 |
|
| 18 |
snprintf(f, sizeof f, "/proc/self/task/%d/comm", thread->tid); |
| 19 |
if ((fd = open(f, O_WRONLY)) == -1) return 1; |
| 20 |
if (write(fd, name, len) == -1) status = 1; |
| 21 |
|
| 22 |
close(fd); |
| 23 |
return status; |
| 24 |
} |
