From 80281fefc032c3317d5709489aadb733f6fb0e30 Mon Sep 17 00:00:00 2001
From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Wed, 7 Mar 2007 22:16:38 +0000
Subject: httpd: make httpd usable for NOMMU CPUs

---
 networking/httpd.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'networking/httpd.c')

diff --git a/networking/httpd.c b/networking/httpd.c
index ee408eb14..72b03de79 100644
--- a/networking/httpd.c
+++ b/networking/httpd.c
@@ -977,7 +977,20 @@ static int sendCgi(const char *url,
 	if (pipe(toCgi) != 0)
 		return 0;
 
+/*
+ * Note: We can use vfork() here in the no-mmu case, although
+ * the child modifies the parent's variables, due to:
+ * 1) The parent does not use the child-modified variables.
+ * 2) The allocated memory (in the child) is freed when the process
+ *    exits. This happens instantly after the child finishes,
+ *    since httpd is run from inetd (and it can't run standalone
+ *    in uClinux).
+ */
+#ifdef BB_NOMMU
+	pid = vfork();
+#else
 	pid = fork();
+#endif
 	if (pid < 0)
 		return 0;
 
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