check if vim exist, report bye datenmaulwurf

git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@3611 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/base-files/default/etc/profile

@@ -5,7 +5,7 @@ export PATH=/bin:/sbin:/usr/bin:/usr/sbin
 export PS1='\u@\h:\w\$ '
 
 [ -x /usr/bin/less ] || alias less=more
-alias vim=vi
+[ -x /usr/bin/vim ] || alias vim=vi
 
 arp() { cat /proc/net/arp; }
 ldd() { LD_TRACE_LOADED_OBJECTS=1 $*; }