summaryrefslogtreecommitdiff
path: root/mcon/U/d_msem_lck.U
diff options
context:
space:
mode:
Diffstat (limited to 'mcon/U/d_msem_lck.U')
-rw-r--r--mcon/U/d_msem_lck.U26
1 files changed, 20 insertions, 6 deletions
diff --git a/mcon/U/d_msem_lck.U b/mcon/U/d_msem_lck.U
index da280c5..4c047f1 100644
--- a/mcon/U/d_msem_lck.U
+++ b/mcon/U/d_msem_lck.U
@@ -1,15 +1,15 @@
-?RCS: $Id: d_msem_lck.U 1 2006-08-24 12:32:52Z rmanfredi $
+?RCS: $Id: d_msem_lck.U 167 2013-05-08 17:58:00Z rmanfredi $
?RCS:
?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi
?RCS:
-?RCS: You may redistribute only under the terms of the Artistic Licence,
+?RCS: You may redistribute only under the terms of the Artistic License,
?RCS: as specified in the README file that comes with the distribution.
?RCS: You may reuse parts of this distribution only within the terms of
-?RCS: that same Artistic Licence; a copy of which may be found at the root
+?RCS: that same Artistic License; a copy of which may be found at the root
?RCS: of the source tree for dist 4.0.
?RCS:
?RCS: $Log: d_msem_lck.U,v $
-?MAKE:d_msem_lck: Inlibc
+?MAKE:d_msem_lck: Trylink cat i_sysmman
?MAKE: -pick add $@ %<
?S:d_msem_lck:
?S: This variable conditionally defines HAS_MSEM_LOCK if msem_lock() is
@@ -23,6 +23,20 @@
?H:.
?LINT:set d_msem_lck
: see if msem_lock exists
-set msem_lock d_msem_lck
-eval $inlibc
+$cat >try.c <<EOC
+#$i_sysmman I_SYS_MMAN
+#ifdef I_SYS_MMAN
+#include <sys/mman.h>
+#endif
+int main(void)
+{
+ static int ret;
+ static msemaphore *sem;
+ ret |= msem_lock(sem, MSEM_IF_NOWAIT);
+ return ret ? 0 : 1;
+}
+EOC
+cyn=msem_lock
+set d_msem_lck
+eval $trylink