Portability fix for old SunOS releases: fflush(NULL)

doesn't work there.  Fortunately the postmaster only has stdout and
stderr to flush.

diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index 07e5060f309acdfc1c90a93114cf8c148859f467..8c35f6eeb6c5a45a6d0be5f0d5c9cc66a0a8f41e 100644 (file)
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -10,7 +10,7 @@
  *
  *
  * IDENTIFICATION
- *   $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.97 1998/09/01 04:31:21 momjian Exp $
+ *   $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.98 1998/11/29 01:51:56 tgl Exp $
  *
  * NOTES
  *
@@ -1289,10 +1289,14 @@ BackendStartup(Port *port)
    }
 
    /*
-    * Flush all stdio channels just before fork, to avoid double-output
-    * problems.
+    * Flush stdio channels just before fork, to avoid double-output problems.
+    * Ideally we'd use fflush(NULL) here, but there are still a few non-ANSI
+    * stdio libraries out there (like SunOS 4.1.x) that coredump if we do.
+    * Presently stdout and stderr are the only stdio output channels used
+    * by the postmaster, so fflush'ing them should be sufficient.
     */
-   fflush(NULL);
+   fflush(stdout);
+   fflush(stderr);
 
    if ((pid = fork()) == 0)
    {                           /* child */