From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 1 Jul 2007 03:42:49 +0000 (+0000)
Subject: massively reduce the number of forks that busybox ash has to do while processing... 
X-Git-Tag: reboot~28780
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=e0f225831faa3d8ecce32920e2c253a046c6f9ce;p=openwrt%2Fstaging%2Fxback.git

massively reduce the number of forks that busybox ash has to do while processing our scripts this is accomplished simply by changing the order in which it looks for builtins and applets

SVN-Revision: 7815
---

diff --git a/package/busybox/patches/270-ash_performance.patch b/package/busybox/patches/270-ash_performance.patch
new file mode 100644
index 0000000000..eff7a5bb11
--- /dev/null
+++ b/package/busybox/patches/270-ash_performance.patch
@@ -0,0 +1,30 @@
+Index: busybox-1.4.2/shell/ash.c
+===================================================================
+--- busybox-1.4.2.orig/shell/ash.c	2007-07-01 05:33:08.371737750 +0200
++++ busybox-1.4.2/shell/ash.c	2007-07-01 05:33:11.703946000 +0200
+@@ -3957,12 +3957,6 @@
+ 	}
+ #endif
+ 
+-	if (is_safe_applet(name)) {
+-		entry->cmdtype = CMDNORMAL;
+-		entry->u.index = -1;
+-		return;
+-	}
+-
+ 	updatetbl = (path == pathval());
+ 	if (!updatetbl) {
+ 		act |= DO_ALTPATH;
+@@ -4074,6 +4068,12 @@
+ 		goto success;
+ 	}
+ 
++	if (is_safe_applet(name)) {
++		entry->cmdtype = CMDNORMAL;
++		entry->u.index = -1;
++		return;
++	}
++
+ 	/* We failed.  If there was an entry for this command, delete it */
+ 	if (cmdp && updatetbl)
+ 		delete_cmd_entry();