Squashed 'cgilite/' changes from 970afda..9e5394e

[serve0] / cgilite.sh

diff --git a/cgilite.sh b/cgilite.sh
index b51ee8ec9e4c938413817bd8dff00ffdb3ab1d82..b2467c335ed55a298651e485ff84143b7dfb23ea 100755 (executable)
--- a/cgilite.sh
+++ b/cgilite.sh
@@ -1,22 +1,21 @@
 #!/bin/sh
 
-# Copyright 2017 - 2021 Paul Hänsch
-#
 # This is CGIlite.
 # A collection of posix shell functions for writing CGI scripts.
+
+# Copyright 2017 - 2023 Paul Hänsch
 # 
-# CGIlite 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.
-# 
-# CGIlite 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.
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
 # 
-# You should have received a copy of the GNU Affero General Public License
-# along with CGIlite.  If not, see <http://www.gnu.org/licenses/>. 
+# THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
+# IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 [ -n "$include_cgilite" ] && return 0
 # guard set after webserver part
@@ -85,8 +84,14 @@ HEX_DECODE(){
   # will be copied to the output literally
 
   while [ "$in" ]; do
+    [ "$pfx" ] || case $in in
+      [0-9a-fA-F][0-9a-fA-F]*):;;
+      ?*) out="${out}${in%%"${in#?}"}"
+          in="${in#?}"; continue;;
+    esac
+
     case $in in
-      "$pfx"[0-9a-fA-F][0-9a-fA-F]*) in="${in#${pfx}}";;
+      "$pfx"[0-9a-fA-F][0-9a-fA-F]*) in="${in#"${pfx}"}";;
       \\*) in="${in#?}"; out="${out}\\\\"; continue;;
        %*) in="${in#?}"; out="${out}%%";  continue;;
         *) att="${in%%"${pfx}"*}"; att="${att%%%*}"; att="${att%%\\*}"
@@ -307,6 +312,7 @@ URL(){
     \&*) out="${out}%26"; str="${str#?}";;
     \"*) out="${out}%22"; str="${str#?}";;
     \'*) out="${out}%27"; str="${str#?}";;
+    \`*) out="${out}%60"; str="${str#?}";;
     \?*) out="${out}%3F"; str="${str#?}";;
     \#*) out="${out}%23"; str="${str#?}";;
     \[*) out="${out}%5B"; str="${str#?}";;