From d4c4b43f0c0a3632998892da7bad8a18e687b0e8 Mon Sep 17 00:00:00 2001
From: paul <paul@plutz.net>
Date: Sat, 13 Jun 2015 14:10:04 +0000
Subject: [PATCH] require no external index.cgi

svn path=/trunk/; revision=2
---
 index.sh => index.cgi | 41 ++++++++++++++++++++++-------------------
 1 file changed, 22 insertions(+), 19 deletions(-)
 rename index.sh => index.cgi (73%)

diff --git a/index.sh b/index.cgi
similarity index 73%
rename from index.sh
rename to index.cgi
index 380baef..6359a0a 100755
--- a/index.sh
+++ b/index.cgi
@@ -2,50 +2,53 @@
 
 # Copyright 2014, 2015 Paul Hänsch
 #
-# This file is part of Serve0.
+# This file is part of shcgi.
 # 
-# Serve0 is free software: you can redistribute it and/or modify
+# shcgi is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
 # 
-# Serve0 is distributed in the hope that it will be useful,
+# shcgi is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU Affero General Public License for more details.
 # 
 # You should have received a copy of the GNU Affero General Public License
-# along with Serve0.  If not, see <http://www.gnu.org/licenses/>. 
+# along with shcgi.  If not, see <http://www.gnu.org/licenses/>. 
 
 export LC_ALL=C
 
+# this program is supposed to be symlinked into a http root directory
+# we will use the http root as object storage (data directory) and call sub
+# programs from the directory in which the real executable resides
+# therefore we need to identify the code and data directories _EXEC and _DATA
+call="$0"
+real="$(readlink -f $call)"
+_DATA="$(dirname "$call")"  #storage directory
+_EXEC="${real%/shcgi/index.cgi}"  #execution directory
+
 # basic functions
 die() {
   echo "$@" >&2
   exit 1
 }
+
 debug() { #change to false to disable debugging
   #true && echo "$*" >>debug
   true && [ -n "$*" ] && echo -E "$*" >>/dev/stderr
   true && [ -z "$*" ] && tee /dev/stderr
 }
 
-# this program is supposed to be symlinked into a http root directory
-# we will use the http root as object storage (data directory) and call sub
-# programs from the directory in which the real executable resides
-# therefore we need to identify the code and data directories _EXEC and _DATA
-call="$0"
-real="$(readlink -f $call)"
-_EXEC="$(dirname "$real")"  #execution directory
-_DATA="$(dirname "$call")"  #storage directory
+data_dirs(){
+  # create directories for object storage
 
-[ -w "$_DATA" ] && [ -d "$_DATA" ] || die "storage directory must be writable"
-
-# create directories for object storage
-for each in "$@"; do
-  [ ! -e "$_DATA/$each" ] && mkdir "$_DATA/$each"
-  [ -w "$_DATA/$each" ] && [ -d "$_DATA/$each" ] || die "storage \"$_DATA/$each\" must be a writable directory"
-done
+  [ -d "$_DATA" -a -w "$_DATA" ] || die "storage directory must be writable"
+  for each in "$@"; do
+    [ ! -e "$_DATA/$each" ] && mkdir "$_DATA/$each"
+    [ -d "$_DATA/$each" -a -w "$_DATA/$each" ] || die "storage \"$_DATA/$each\" must be a writable directory"
+  done
+}
 
 # create htaccess file
 [ -f "$_DATA/.htaccess" ] || cat >"$_DATA/.htaccess" <<EOF
-- 
2.39.2