Add comment about the use of EXEC_BACKEND.

bmomjian · bmomjian · commit 5f7b25d5d594 · 2008-09-23T20:35:38.000Z
diff --git 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

Original file line number	Diff line number	Diff line change
`@@ -37,7 +37,7 @@`
`37`	`37`	`*`
`38`	`38`	`*`
`39`	`39`	`* IDENTIFICATION`
`40`		`- * $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.564 2008/09/23 09:20:36 heikki Exp $`
	`40`	`+ * $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.565 2008/09/23 20:35:38 momjian Exp $`
`41`	`41`	`*`
`42`	`42`	`* NOTES`
`43`	`43`	`*`
`@@ -3286,6 +3286,10 @@ postmaster_forkexec(int argc, char *argv[])`
`3286`	`3286`	`/*`
`3287`	`3287`	`* backend_forkexec -- fork/exec off a backend process`
`3288`	`3288`	`*`
	`3289`	`+ * Some operating systems (WIN32) don't have fork() so we have to simulate`
	`3290`	`+ * it by storing parameters that need to be passed to the child and`
	`3291`	`+ * then create a new child process.`
	`3292`	`+ *`
`3289`	`3293`	`* returns the pid of the fork/exec'd process, or -1 on failure`
`3290`	`3294`	`*/`
`3291`	`3295`	`static pid_t`