diff options
Diffstat (limited to 'sysdeps/hurd/pt-setspecific.c')
| -rw-r--r-- | sysdeps/hurd/pt-setspecific.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/sysdeps/hurd/pt-setspecific.c b/sysdeps/hurd/pt-setspecific.c index b3976cc..871560c 100644 --- a/sysdeps/hurd/pt-setspecific.c +++ b/sysdeps/hurd/pt-setspecific.c @@ -18,31 +18,34 @@ Boston, MA 02111-1307, USA. */ #include <pthread.h> -#include <hurd/ihash.h> #include <pt-internal.h> int __pthread_setspecific (pthread_key_t key, const void *value) { - error_t err; struct __pthread *self = _pthread_self (); if (key < 0 || key >= __pthread_key_count || __pthread_key_destructors[key] == PTHREAD_KEY_INVALID) return EINVAL; - if (! self->thread_specifics) + if (key >= self->thread_specifics_size) { - err = hurd_ihash_create (&self->thread_specifics, HURD_IHASH_NO_LOCP); - if (err) + /* Amortize reallocation cost. */ + int newsize = 2 * key + 1; + void **new = realloc (self->thread_specifics, + newsize * sizeof (new[0])); + if (! new ) return ENOMEM; + + memset (&new[self->thread_specifics_size], 0, + (newsize - self->thread_specifics_size) * sizeof (new[0])); + self->thread_specifics = new; + self->thread_specifics_size = newsize; } - err = hurd_ihash_add (self->thread_specifics, key, (void *) value); - if (err) - return ENOMEM; - + self->thread_specifics[key] = (void*) value; return 0; } strong_alias (__pthread_setspecific, pthread_setspecific); |