From: Bruce Momjian <bruce@momjian.us>
Date: Tue, 23 Sep 2008 20:35:38 +0000 (+0000)
Subject: Add comment about the use of EXEC_BACKEND.
X-Git-Tag: recoveryinfrav9~618
X-Git-Url: http://git.postgresql.org/gitweb/irc:/static/gitweb.js?a=commitdiff_plain;h=2890651c48ae4c485e59c76ca39b13c767e82e7c;p=users%2Fsimon%2Fpostgres.git

Add comment about the use of EXEC_BACKEND.
---

diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index 8a67ec550b..aaaab64a86 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -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