Ticket #21170: gcc_select.patch

gcc_select

@@ -2 +2 @@
 #
 # $Id: portdestroot.tcl 27199 2007-07-24 09:09:43Z mww@macports.org $
 #
-# Copyright (c) 2007 The MacPorts Project
+# Copyright (c) 2007, 2009 The MacPorts Project
 # Copyright (c) 2007 Markus W. Weissmann <mww@macports.org>
 # All rights reserved.
 #
@@ -89 +89 @@
 
 # perform an action (command) or just display it
 action() {
-        if [ "rm" == ${1} ]; then
-                if [ 1 == ${noexec} ]; then
-                        echo "rm -f ${2}"
-                else
-                        rm -f ${2}
-                fi
-        elif [ "ln" == ${1} ]; then
-                if [ 1 == ${noexec} ]; then
-                        echo "ln -sf ${2} ${3}"
-                else
-                        ln -sf ${2} ${3}
-                fi
-        else
-                return 1
-        fi
+    case ${1}:${noexec} in
+        (rm:1)  echo "rm -f ${2}";;
+        (rm:*)  rm -f ${2};;
+        (ln:1)  echo "ln -sf ${2} ${3}";;
+        (rm:*)  ln -sf ${2} ${3};;
+        (*)     return 1;;
+    esac
 }
 
 # change symlinks
@@ -118 +110 @@
 
                 empty=0
                 # test if line starts with '-' -> dont link, just rm original
-                if [ "-" == $(echo ${src} | colrm 2) ]; then
+                case ${src} in
+                    (-*)
                         # source is unavailable for this file
-                        action "rm" "${DESTDIR}${PREFIX}/${target}"
-                elif [ "/" == $(echo ${src} | colrm 2) ]; then
+                        action "rm" "${DESTDIR}${PREFIX}/${target}";;
+                    (/*)
                         # source has an absolute path
-                        action "ln" "${src}" "${DESTDIR}${PREFIX}/${target}"
-                else
+                        action "ln" "${src}" "${DESTDIR}${PREFIX}/${target}";;
+                    (*)
                         # source has relative path
                         action "ln" "${PREFIX}/${src}" "${DESTDIR}${PREFIX}/${target}"
-                fi
+                esac
                 let "error = error + ${?}"
                 let "i = i + 1"
         done
@@ -181 +174 @@
 
 # execute selection
 select_version ${1}
-if [ 0 != ${?} ]; then
-        echo "there were ${?} errors selecting version \"${version}\"!"
+status=${?}
+if [ 0 != ${status} ]; then
+        echo "there were ${status} errors selecting version \"${version}\"!"
         exit 5
 fi
 
 exit 0
-