From 5f7b25d5d594c4cd8a766b8137a7673769ce1fa7 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Tue, 23 Sep 2008 20:35:38 +0000
Subject: [PATCH] Add comment about the use of EXEC_BACKEND.

---
 src/backend/postmaster/postmaster.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index 51f766275b..4de8167346 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -37,7 +37,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.564 2008/09/23 09:20:36 heikki Exp $
+ *	  $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.565 2008/09/23 20:35:38 momjian Exp $
  *
  * NOTES
  *
@@ -3286,6 +3286,10 @@ postmaster_forkexec(int argc, char *argv[])
 /*
  * backend_forkexec -- fork/exec off a backend process
  *
+ * Some operating systems (WIN32) don't have fork() so we have to simulate
+ * it by storing parameters that need to be passed to the child and
+ * then create a new child process.
+ *
  * returns the pid of the fork/exec'd process, or -1 on failure
  */
 static pid_t