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authorUlrich Drepper <drepper@redhat.com>2003-01-15 07:15:24 +0000
committerUlrich Drepper <drepper@redhat.com>2003-01-15 07:15:24 +0000
commita8d87c92cd0f6705c4adb5b8ab786aed249380c6 (patch)
tree3294c0aa322e7c6ae8dc552eabacbdda84c785ec /nptl
parent574b892ef1054ea999a136b3cb2321a65e3f1a17 (diff)
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Update.
2003-01-14 Ulrich Drepper <drepper@redhat.com> * manual/install.texi: Correct description of header preparation for Linux build. Patch by mhwood@Ameritech.Net [PR libc/4941].
Diffstat (limited to 'nptl')
-rw-r--r--nptl/Banner2
-rw-r--r--nptl/ChangeLog4
-rw-r--r--nptl/sem_open.c4
3 files changed, 8 insertions, 2 deletions
diff --git a/nptl/Banner b/nptl/Banner
index aaca2401a2..9a3a874c34 100644
--- a/nptl/Banner
+++ b/nptl/Banner
@@ -1 +1 @@
-NPTL 0.16 by Ulrich Drepper
+NPTL 0.17 by Ulrich Drepper
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 0d7a57b403..4d1f8ccfde 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,5 +1,9 @@
2003-01-14 Ulrich Drepper <drepper@redhat.com>
+ * sem_open.c (sem_open): Return SEM_FAILED if existing semaphore
+ must be used and mapping failed.
+ Reported by Luke Elliott <luke.elliott@activfinancial.com>.
+
* Makefile (CFLAGS-pthread_self.os): Define this, not
CFLAGS-pthread_self.c.
diff --git a/nptl/sem_open.c b/nptl/sem_open.c
index e8ef8f5f77..0ed8001204 100644
--- a/nptl/sem_open.c
+++ b/nptl/sem_open.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@@ -169,6 +169,8 @@ sem_open (const char *name, int oflag, ...)
/* Map the sem_t structure from the file. */
result = (sem_t *) mmap (NULL, sizeof (sem_t), PROT_READ | PROT_WRITE,
MAP_SHARED, fd, 0);
+ if (MAP_FAILED != (void *) SEM_FAILED && result == MAP_FAILED)
+ result = SEM_FAILED;
}
else
{