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authorKaveh R. Ghazi <ghazi@caip.rutgers.edu>2005-04-16 16:58:35 +0000
committerKaveh Ghazi <ghazi@gcc.gnu.org>2005-04-16 16:58:35 +0000
commit6feaa084f88c96b72f840c2e9ed280fc742b1f98 (patch)
treed156f4f535f6fa53299a5cfac16c2d29a981988e /include
parent41704a387ef7a69778f2d06325b1c10b800bca0d (diff)
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libiberty.h (unlock_stream): New.
include: * libiberty.h (unlock_stream): New. libiberty: * fopen_unlocked.c (unlock_stream): New. Consolidate unlocking code into a helper function. * functions.texi: Regenerate. From-SVN: r98234
Diffstat (limited to 'include')
-rw-r--r--include/ChangeLog4
-rw-r--r--include/libiberty.h6
2 files changed, 10 insertions, 0 deletions
diff --git a/include/ChangeLog b/include/ChangeLog
index 20b17e5..9f0188e 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,7 @@
+2005-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * libiberty.h (unlock_stream): New.
+
2005-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* libiberty.h (fopen_unlocked, fdopen_unlocked, freopen_unlocked):
diff --git a/include/libiberty.h b/include/libiberty.h
index 671a123..8254aaf 100644
--- a/include/libiberty.h
+++ b/include/libiberty.h
@@ -48,6 +48,12 @@ extern "C" {
#include <stdio.h>
+/* If the OS supports it, ensure that the supplied stream is setup to
+ avoid any multi-threaded locking. Otherwise leave the FILE pointer
+ unchanged. If the stream is NULL do nothing. */
+
+extern void unlock_stream (FILE *);
+
/* Open and return a FILE pointer. If the OS supports it, ensure that
the stream is setup to avoid any multi-threaded locking. Otherwise
return the FILE pointer unchanged. */