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authorUlrich Drepper <drepper@redhat.com>2003-03-26 09:41:23 +0000
committerUlrich Drepper <drepper@redhat.com>2003-03-26 09:41:23 +0000
commitf064e4c5d7267be7d81429255026817b14858255 (patch)
tree204faab81de31c5788325aa8ec071f5ee145cd39
parentbdb6126c2dbe02dddbec6bc827ab91b3a639fda6 (diff)
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Update.
2003-03-26 Ulrich Drepper <drepper@redhat.com> * abilist/librt.abilist: Add new timer interfaces for 64-bit archs.
-rw-r--r--ChangeLog4
-rw-r--r--abilist/librt.abilist7
-rw-r--r--nptl/ChangeLog5
-rw-r--r--nptl/sysdeps/unix/sysv/linux/timer_create.c68
4 files changed, 56 insertions, 28 deletions
diff --git a/ChangeLog b/ChangeLog
index 64c3dfc794..c2a56cbd49 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2003-03-26 Ulrich Drepper <drepper@redhat.com>
+
+ * abilist/librt.abilist: Add new timer interfaces for 64-bit archs.
+
2003-03-25 Jiro SEKIBA <jir@yamato.ibm.com>
* iconvdata/euc-tw.c (from_euc_tw): Fix return value of TO_LOOP.
diff --git a/abilist/librt.abilist b/abilist/librt.abilist
index 15e212c26e..c457073cb9 100644
--- a/abilist/librt.abilist
+++ b/abilist/librt.abilist
@@ -37,3 +37,10 @@ GLIBC_2.2.5 x86_64-.*-linux.*
timer_settime F
GLIBC_2.2 i.86-.*-linux.* ia64-.*-linux.* powerpc-.*-linux.* s390-.*-linux.* sh[34].*-.*-linux.*
GLIBC_2.2 A
+GLIBC_2.3.3 ia64-.*-linux.* powerpc64-.*-linux.* s390x-.*-linux.* x86_64-.*-linux.*
+ GLIBC_2.3.3 A
+ timer_create F
+ timer_delete F
+ timer_getoverrun F
+ timer_gettime F
+ timer_settime F
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index e912bcaeac..0fd99d580b 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,8 @@
+2003-03-26 Ulrich Drepper <drepper@redhat.com>
+
+ * sysdeps/unix/sysv/linux/timer_create.c (timer_create): If EVP ==
+ NULL provide default definition to syscall.
+
2003-03-25 Roland McGrath <roland@redhat.com>
* sysdeps/pthread/posix-timer.h (TIMER_MAX): Define if not defined.
diff --git a/nptl/sysdeps/unix/sysv/linux/timer_create.c b/nptl/sysdeps/unix/sysv/linux/timer_create.c
index 637d925168..9e6b53ef37 100644
--- a/nptl/sysdeps/unix/sysv/linux/timer_create.c
+++ b/nptl/sysdeps/unix/sysv/linux/timer_create.c
@@ -60,6 +60,30 @@ timer_create (clock_id, evp, timerid)
if (evp == NULL
|| __builtin_expect (evp->sigev_notify != SIGEV_THREAD, 1))
{
+ struct sigevent local_evp;
+
+ /* We avoid allocating too much memory by basically
+ using struct timer as a derived class with the
+ first two elements being in the superclass. We only
+ need these two elements here. */
+ struct timer *newp = (struct timer *) malloc (offsetof (struct timer,
+ thrfunc));
+ if (newp == NULL)
+ /* No more memory. */
+ return -1;
+
+ if (evp == NULL)
+ {
+ /* The kernel has to pass up the timer ID which is a
+ userlevel object. Therefore we cannot leave it up to
+ the kernel to determine it. */
+ local_evp.sigev_notify = SIGEV_SIGNAL;
+ local_evp.sigev_signo = SIGALRM;
+ local_evp.sigev_value.sival_ptr = newp;
+
+ evp = &local_evp;
+ }
+
kernel_timer_t ktimerid;
int retval = INLINE_SYSCALL (timer_create, 3, clock_id, evp,
&ktimerid);
@@ -70,43 +94,31 @@ timer_create (clock_id, evp, timerid)
{
# ifndef __ASSUME_POSIX_TIMERS
__no_posix_timers = 1;
-#endif
+# endif
if (retval != -1)
{
- struct timer *newp;
-
- /* We avoid allocating too much memory by basically
- using struct timer as a derived class with the
- first two elements being in the superclass. We only
- need these two elements here. */
- newp = (struct timer *) malloc (offsetof (struct timer,
- thrfunc));
- if (newp != NULL)
- {
- newp->sigev_notify = (evp != NULL
- ? evp->sigev_notify
- : SIGEV_SIGNAL);
- newp->ktimerid = ktimerid;
-
- *timerid = (timer_t) newp;
- }
- else
- {
- /* No memory. Free the kernel timer. */
- INTERNAL_SYSCALL_DECL (err);
- (void) INTERNAL_SYSCALL (timer_delete, err, 1, ktimerid);
-
- retval = -1;
- }
+ newp->sigev_notify = (evp != NULL
+ ? evp->sigev_notify : SIGEV_SIGNAL);
+ newp->ktimerid = ktimerid;
+
+ *timerid = (timer_t) newp;
+ }
+ else
+ {
+ /* Cannot allocate the timer, fail. */
+ free (newp);
+ retval = -1;
}
return retval;
}
+
+ free (newp);
}
else
{
-#ifndef __ASSUME_POSIX_TIMERS
+# ifndef __ASSUME_POSIX_TIMERS
/* Make sure we have the necessary kernel support. */
if (__no_posix_timers == 0)
{
@@ -118,7 +130,7 @@ timer_create (clock_id, evp, timerid)
}
if (__no_posix_timers > 0)
-#endif
+# endif
{
sigset_t ss;
sigemptyset (&ss);