[beast/temp-rc1] mkrelease.sh: remove inherently insecure shellvar command

[Tim Janik <timj src gnome org>]

commit a446d77f4fc1d325e4a280d21bcc62aa68650b9b
Author: Tim Janik <timj gnu org>
Date:   Mon Jul 29 21:01:30 2013 +0200

    mkrelease.sh: remove inherently insecure shellvar command

 mkrelease.sh |   26 +-------------------------
 1 files changed, 1 insertions(+), 25 deletions(-)
---
diff --git a/mkrelease.sh b/mkrelease.sh
index eb84d3e..47a527c 100755
--- a/mkrelease.sh
+++ b/mkrelease.sh
@@ -35,7 +35,6 @@ usage() {
          ChangeLog             generate ChangeLog from git history
          news                  list commits since last release tag
          upload                check and upload release tarball
-         shellvar <FILE:VAR>   shell-eval VAR variable assignment in FILE
        Options:
          -h, --help            usage help
          -v, --version         issue version
@@ -84,11 +83,7 @@ while test $# -ne 0 -a $parse_options = 1; do
     --)                parse_options=0 ;;
     *)         [ -z "$COMMAND" ] || usage 1
                COMMAND="$1"
-               [ "$COMMAND" = shellvar ] && {
-                 shift
-                 [ $# -ge 1 ] || usage 1
-                 SHELLVAR="$1"
-               } ;;
+               ;;
   esac
   shift
 done
@@ -374,24 +369,5 @@ done
   exit
 }
 
-# === shellvar ===
-[ "$COMMAND" = "shellvar" ] && {
-  ECHO_N=echo\ -n
-  test -t 1 && ECHO_N=echo # include trailing newline on terminals
-  # extract file from SHELLVAR
-  SHELLVAR_FILE=`printf "%s" "$SHELLVAR" | sed -e 's/:.*//'`
-  SHELLVAR_NAME=`printf "%s" "$SHELLVAR" | sed -ne '/:/ { s/[^:]*:// ; p ; q }'`
-  [ -z "$SHELLVAR_FILE" ] && die 3 "Failed to extract file from: $SHELLVAR"
-  [ -z "$SHELLVAR_NAME" ] && die 3 "Failed to extract variable from: $SHELLVAR"
-  [ -r "$SHELLVAR_FILE" ] || die 3 "Failed to read file: $SHELLVAR_FILE"
-  sed -n "/^\s*$SHELLVAR_NAME=/{p;q}" "$SHELLVAR_FILE" | grep -q . \
-    || die 3 "$SHELLVAR_FILE: Failed to detect variable assignment: $SHELLVAR_NAME="
-  ( echo "set -e"
-    sed -n "/^\s*[A-Za-z][A-Za-z0-9_]\+=/p; /^\s*$SHELLVAR_NAME=/q" "$SHELLVAR_FILE" \
-    && echo $ECHO_N \"\$"$SHELLVAR_NAME"\" ) | "$SHELL" \
-      || die 3 "$SHELLVAR_FILE: Error while evaluating variable assignments for: $SHELLVAR_NAME="
-  exit
-}
-
 # === missing command ===
 usage 1