+2002-12-03 Ulrich Drepper <drepper@redhat.com>
+
+ * Makefile (tests): Add tst-sysconf.
+ * tst-sysconf.c: New file.
+
+ * sysdeps/unix/sysv/linux/bits/local_lim.h: Undefine
+ PTHREAD_THREADS_MAX.
+
2002-12-02 Roland McGrath <roland@redhat.com>
* pthreadP.h (__stack_user, __nptl_create_event, __nptl_death_event):
/* The number of threads per process. */
#define _POSIX_THREAD_THREADS_MAX 64
-/* This is the value this implementation supports. */
-#define PTHREAD_THREADS_MAX 1024
+/* We have no predefined limit on the number of threads. */
+#undef PTHREAD_THREADS_MAX
/* Maximum amount by which a process can descrease its asynchronous I/O
priority level. */
--- /dev/null
+/* Copyright (C) 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <pthread.h>
+#include <stdio.h>
+#include <unistd.h>
+
+
+int
+main (void)
+{
+ puts ("We expect no limits");
+ /* We have no fixed limit on the number of threads. Make sure the
+ headers tell the right story. */
+#ifdef PTHREAD_THREADS_MAX
+ printf ("Header report maximum number of threads = %lu\n",
+ (unsigned long int) PTHREAD_THREADS_MAX);
+ return 1;
+#else
+ long int r = sysconf (_SC_THREAD_THREADS_MAX);
+ if (r != -1)
+ {
+ printf ("sysconf(_SC_THREAD_THREADS_MAX) return %ld\n", r);
+ return 1;
+ }
+#endif
+
+ return 0;
+}