From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Wed, 7 Mar 2007 22:16:38 +0000 (-0000)
Subject: httpd: make httpd usable for NOMMU CPUs
X-Git-Tag: 1_5_1~107
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=80281fefc032c3317d5709489aadb733f6fb0e30;p=oweals%2Fbusybox.git

httpd: make httpd usable for NOMMU CPUs
---

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;