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authorUlrich Drepper <drepper@redhat.com>1998-06-24 17:43:22 +0000
committerUlrich Drepper <drepper@redhat.com>1998-06-24 17:43:22 +0000
commitd47aac39992cb1dd705d8c584f4d3979d7ce4602 (patch)
tree00f122d0949ace189446bb9e8f4939ce170dcfde
parente951d34052a3e76fa3045de7b9368e65115b1345 (diff)
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Update.
1998-06-24 Ulrich Drepper <drepper@cygnus.com> * manager.c (pthread_free): Undo patch from 980430. Reported by David Wragg <dpw@doc.ic.ac.uk>.
-rw-r--r--elf/dl-load.c2
-rw-r--r--grp/initgroups.c15
-rw-r--r--linuxthreads/ChangeLog5
-rw-r--r--linuxthreads/manager.c27
-rw-r--r--nss/nss_files/files-XXX.c11
-rw-r--r--sysdeps/generic/glob.c8
6 files changed, 42 insertions, 26 deletions
diff --git a/elf/dl-load.c b/elf/dl-load.c
index e67ade2d59..ad981bc238 100644
--- a/elf/dl-load.c
+++ b/elf/dl-load.c
@@ -563,7 +563,7 @@ _dl_map_object_from_fd (char *name, int fd, char *realname,
/* Read the header directly. */
readbuf = alloca (_dl_pagesize);
readlength = __libc_read (fd, readbuf, _dl_pagesize);
- if (readlength < sizeof(*header))
+ if (readlength < (ssize_t) sizeof(*header))
lose (errno, "cannot read file data");
header = (void *) readbuf;
diff --git a/grp/initgroups.c b/grp/initgroups.c
index 2150fa968c..f42c92db9a 100644
--- a/grp/initgroups.c
+++ b/grp/initgroups.c
@@ -60,7 +60,7 @@ compat_call (service_user *nip, const char *user, gid_t group, long int *start,
end_function endgrent_fct;
setgrent_fct = __nss_lookup_function (nip, "setgrent");
- status = (*setgrent_fct) ();
+ status = _CALL_DL_FCT (setgrent_fct, ());
if (status != NSS_STATUS_SUCCESS)
return status;
@@ -71,9 +71,10 @@ compat_call (service_user *nip, const char *user, gid_t group, long int *start,
do
{
- while ((status =
- (*getgrent_fct) (&grpbuf, tmpbuf, buflen, errnop)) ==
- NSS_STATUS_TRYAGAIN && *errnop == ERANGE)
+ while ((status = _CALL_DL_FCT (getgrent_fct,
+ (&grpbuf, tmpbuf, buflen, errnop)),
+ status == NSS_STATUS_TRYAGAIN)
+ && *errnop == ERANGE)
{
buflen *= 2;
tmpbuf = __alloca (buflen);
@@ -114,7 +115,7 @@ compat_call (service_user *nip, const char *user, gid_t group, long int *start,
while (status == NSS_STATUS_SUCCESS);
done:
- (*endgrent_fct) ();
+ _CALL_DL_FCT (endgrent_fct, ());
return NSS_STATUS_SUCCESS;
}
@@ -177,8 +178,8 @@ initgroups (user, group)
status = compat_call (nip, user, group, &start, &size, groups,
limit, &errno);
else
- status = (*fct) (user, group, &start, &size, groups, limit,
- &errno);
+ status = _CALL_DL_FCT (fct, (user, group, &start, &size, groups, limit,
+ &errno));
if (nip->next == NULL)
no_more = -1;
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index 1daf1bc31c..69426bfb7c 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,3 +1,8 @@
+1998-06-24 Ulrich Drepper <drepper@cygnus.com>
+
+ * manager.c (pthread_free): Undo patch from 980430.
+ Reported by David Wragg <dpw@doc.ic.ac.uk>.
+
1998-06-09 15:07 Ulrich Drepper <drepper@cygnus.com>
* manager.c: Define __pthread_manager_adjust_prio and use it to
diff --git a/linuxthreads/manager.c b/linuxthreads/manager.c
index c9625327c1..ac78d6e4ce 100644
--- a/linuxthreads/manager.c
+++ b/linuxthreads/manager.c
@@ -35,7 +35,11 @@
/* Array of active threads. Entry 0 is reserved for the initial thread. */
struct pthread_handle_struct __pthread_handles[PTHREAD_THREADS_MAX] =
-{ { 0, &__pthread_initial_thread}, /* All NULLs */ };
+{ { 0, &__pthread_initial_thread, 0}, /* All NULLs */ };
+
+/* Indicate whether at least one thread has a user-defined stack (if 1),
+ or if all threads have stacks supplied by LinuxThreads (if 0). */
+int __pthread_nonstandard_stacks;
/* Mapping from stack segment to thread descriptor. */
/* Stack segment numbers are also indices into the __pthread_handles array. */
@@ -181,6 +185,7 @@ static int pthread_handle_create(pthread_t *thread, const pthread_attr_t *attr,
size_t sseg;
int pid;
pthread_descr new_thread;
+ char * new_thread_bottom;
pthread_t new_thread_id;
void *guardaddr = NULL;
@@ -195,6 +200,7 @@ static int pthread_handle_create(pthread_t *thread, const pthread_attr_t *attr,
if (attr == NULL || !attr->stackaddr_set)
{
new_thread = thread_segment(sseg);
+ new_thread_bottom = (char *) new_thread - STACK_SIZE;
/* Allocate space for stack and thread descriptor. */
if (mmap((caddr_t)((char *)(new_thread+1) - INITIAL_STACK_SIZE),
INITIAL_STACK_SIZE, PROT_READ | PROT_WRITE | PROT_EXEC,
@@ -219,7 +225,9 @@ static int pthread_handle_create(pthread_t *thread, const pthread_attr_t *attr,
}
else
{
- new_thread = (pthread_descr) attr->stackaddr - 1;
+ new_thread = (pthread_descr) ((long) attr->stackaddr
+ & -sizeof(void *)) - 1;
+ new_thread_bottom = (char *) attr->stackaddr - attr->stacksize;
break;
}
}
@@ -258,6 +266,7 @@ static int pthread_handle_create(pthread_t *thread, const pthread_attr_t *attr,
/* Initialize the thread handle */
__pthread_handles[sseg].h_spinlock = 0; /* should already be 0 */
__pthread_handles[sseg].h_descr = new_thread;
+ __pthread_handles[sseg].h_bottom = new_thread_bottom;
/* Determine scheduling parameters for the thread */
new_thread->p_start_args.schedpolicy = -1;
if (attr != NULL) {
@@ -318,22 +327,12 @@ static int pthread_handle_create(pthread_t *thread, const pthread_attr_t *attr,
static void pthread_free(pthread_descr th)
{
pthread_handle handle;
- pthread_descr t;
-
- /* Check that the thread th is still there -- pthread_reap_children
- might have deallocated it already */
- t = __pthread_main_thread;
- do {
- if (t == th) break;
- t = t->p_nextlive;
- } while (t != __pthread_main_thread);
- if (t != th) return;
-
ASSERT(th->p_exited);
/* Make the handle invalid */
handle = thread_handle(th->p_tid);
acquire(&handle->h_spinlock);
handle->h_descr = NULL;
+ handle->h_bottom = (char *)(-1L);
release(&handle->h_spinlock);
/* If initial thread, nothing to free */
if (th == &__pthread_initial_thread) return;
@@ -481,7 +480,7 @@ void __pthread_manager_adjust_prio(int thread_prio)
if (thread_prio <= __pthread_manager_thread.p_priority) return;
param.sched_priority =
- thread_prio < __sched_get_priority_max(SCHED_FIFO)
+ thread_prio < __sched_get_priority_max(SCHED_FIFO)
? thread_prio + 1 : thread_prio;
__sched_setscheduler(__pthread_manager_thread.p_pid, SCHED_FIFO, &param);
__pthread_manager_thread.p_priority = thread_prio;
diff --git a/nss/nss_files/files-XXX.c b/nss/nss_files/files-XXX.c
index 6933986026..d6a7911b66 100644
--- a/nss/nss_files/files-XXX.c
+++ b/nss/nss_files/files-XXX.c
@@ -224,7 +224,16 @@ CONCAT(_nss_files_get,ENTNAME_r) (struct STRUCTURE *result, char *buffer,
/* Be prepared that the set*ent function was not called before. */
if (stream == NULL)
- status = internal_setent (0);
+ {
+ status = internal_setent (0);
+
+ if (status == NSS_STATUS_SUCCESS && fgetpos (stream, &position) < 0)
+ {
+ fclose (stream);
+ stream = NULL;
+ status = NSS_STATUS_UNAVAIL;
+ }
+ }
if (status == NSS_STATUS_SUCCESS)
{
diff --git a/sysdeps/generic/glob.c b/sysdeps/generic/glob.c
index c26b2a6115..bc32d99359 100644
--- a/sysdeps/generic/glob.c
+++ b/sysdeps/generic/glob.c
@@ -246,9 +246,11 @@ extern char *alloca ();
/* Some system header files erroneously define these.
We want our own definitions from <fnmatch.h> to take precedence. */
-#undef FNM_PATHNAME
-#undef FNM_NOESCAPE
-#undef FNM_PERIOD
+#ifndef __GNU_LIBRARY__
+# undef FNM_PATHNAME
+# undef FNM_NOESCAPE
+# undef FNM_PERIOD
+#endif
#include <fnmatch.h>
/* Some system header files erroneously define these.