X-Git-Url: http://git.plutz.net/?p=cgilite;a=blobdiff_plain;f=cgilite.sh;h=b936e47dbe07457833b724fbeadbac12a5bceaf7;hp=f227d27fe47f65832bf9aefbec77dbcb4e262612;hb=a55a4d8fb1dae783a93492c7d9b55d042791864f;hpb=eadd19bbf26273a47f1ec3561f67db4a0f6bd12b

diff --git a/cgilite.sh b/cgilite.sh
index f227d27..b936e47 100755
--- a/cgilite.sh
+++ b/cgilite.sh
@@ -50,7 +50,7 @@ HEX_DECODE(){
   ')"
 }
 
-if [ -z "$REQUEST_METHOD" -a -z "$SERVER_PROTOCOL" ]; then
+if [ -z "$REQUEST_METHOD" ]; then
   # no webserver variables means we are running via inetd / ncat
   # so use builtin web server
 
@@ -173,6 +173,18 @@ URL(){
   | tr , %
 }
 
+PATH(){
+  printf %s "$1" \
+  | sed -r 's;^.*$;/&/;; s;/+;/;g;
+            :X;
+            s;^/\.\./;/;; s;/\./;/;g;
+            tX;
+            s;/[^/]+/\.\./;/;;
+            tX;
+            s;^(/.*)/$;\1;'
+}
+
+
 SET_COOKIE(){
   case "$1" in
     ''|0|session) expire='';;
@@ -188,7 +200,7 @@ SET_COOKIE(){
 }
 
 REDIRECT(){
-  printf '%s: %s\r\n'
+  printf '%s: %s\r\n' \
     Status "303 See Other" \
     Content-Length 0 \
     Location "$*"