diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2000-09-11 19:13:06 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2000-09-11 19:13:06 +0000 |
| commit | b81c896174dc98cb15cc80844751fb23cd9e02d1 (patch) | |
| tree | 36e280081ea0808186228cdfb4cfe93649678157 /linuxthreads/attr.c | |
| parent | 72c65ff44b8130b54162ec3eb85c36146d7f5d70 (diff) | |
Update.
2000-09-11 Ulrich Drepper <drepper@redhat.com>
* sysdeps/pthread/pthread.h: Declare pthread_attr_getstack and
pthread_attr_setstack.
* Versions [libpthread] (GLIBC_2.2): Export pthread_attr_getstack and
pthread_attr_setstack.
* attr.c (pthread_attr_getstack, pthread_attr_setstack): New functions.
Diffstat (limited to 'linuxthreads/attr.c')
| -rw-r--r-- | linuxthreads/attr.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/linuxthreads/attr.c b/linuxthreads/attr.c index ac3776a010..fc1ab59674 100644 --- a/linuxthreads/attr.c +++ b/linuxthreads/attr.c @@ -22,6 +22,7 @@ #include "pthread.h" #include "internals.h" #include <shlib-compat.h> +#include <stackinfo.h> int __pthread_attr_init_2_1(pthread_attr_t *attr) { @@ -224,3 +225,39 @@ int __pthread_attr_getstacksize(const pthread_attr_t *attr, size_t *stacksize) return 0; } weak_alias (__pthread_attr_getstacksize, pthread_attr_getstacksize) + +int __pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr, + size_t stacksize) +{ + int err; + + if ((((uintptr_t) stackaddr) + & ~__alignof__ (struct _pthread_descr_struct)) != 0) + err = EINVAL; + else + err = __pthread_attr_setstacksize (attr, stacksize); + if (err == 0) + { +#ifdef _STACK_GROWS_UP + attr->__stackaddr = (char *) stackaddr + stacksize; +#else + attr->__stackaddr = stackaddr; +#endif + attr->__stackaddr_set = 1; + } + + return err; +} +weak_alias (__pthread_attr_setstack, pthread_attr_setstack) + +int __pthread_attr_getstack (const pthread_attr_t *attr, void **stackaddr, + size_t *stacksize) +{ + /* XXX This function has a stupid definition. The standard specifies + no error value but what is if no stack address was set? We simply + return the value we have in the member. */ + *stackaddr = attr->__stackaddr; + *stacksize = attr->__stacksize; + return 0; +} +weak_alias (__pthread_attr_getstack, pthread_attr_getstack) |