added --prefix option which is useful when cross-building

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49351 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/misc/scripts/set_install_name b/misc/scripts/set_install_name
index 343a3252eccd96a1350522a5d4c84821047b4142..90be5f980bf6e8ed0d717f526a082f450b1a35f3 100755 (executable)
--- a/misc/scripts/set_install_name
+++ b/misc/scripts/set_install_name
@@ -11,27 +11,32 @@
 quiet=0
 verbose=0
 libdir=
 quiet=0
 verbose=0
 libdir=

+tool_prefix=

 install_path=
 cmd=
 
 Usage()
 {
 install_path=
 cmd=
 
 Usage()
 {

+    name=`basename $0`

     cat 1>&2 <<EOF
     cat 1>&2 <<EOF

-Usage: $0 [OPTIONS] [--libdir=DIR] [install_path]
+Usage: $name [OPTIONS] [--prefix=PFX] [--libdir=DIR] [install_path]

 
 Change the install name of all wxWidgets libraries in the directory DIR (or
 current directory if libdir option is not specified) to correspond to the given
 install_path (defaults to the libraries directory if not specified).
 
 
 Change the install name of all wxWidgets libraries in the directory DIR (or
 current directory if libdir option is not specified) to correspond to the given
 install_path (defaults to the libraries directory if not specified).
 

+If prefix option is given, its value is prefixed to the tool names used. E.g.
+to use this script when cross-building, use "--prefix=powerpc-apple-darwin8-".
+

     -n, --dry-run       Don't really do anything, just print the commands
     -q, --quiet         Don't display any non error messages
     -v, --verbose       Just show the commands being executed, don't run them
     -h, --help          Show this help screen and exit
 
 Examples:
     -n, --dry-run       Don't really do anything, just print the commands
     -q, --quiet         Don't display any non error messages
     -v, --verbose       Just show the commands being executed, don't run them
     -h, --help          Show this help screen and exit
 
 Examples:

- * do "$0 --libdir=MyApp.app/Contents/Frameworks @executable_path/../Frameworks"
+ * do "$name --libdir=MyApp.app/Contents/Frameworks @executable_path/../Frameworks"

    when distributing wxWidgets shared libraries with application MyApp
    when distributing wxWidgets shared libraries with application MyApp

- * run "$0" without parameters in the directory containing wxWidgets libraries
+ * run "$name" without parameters in the directory containing wxWidgets libraries

    to use them without installing
 EOF
     exit 2
    to use them without installing
 EOF
     exit 2


@@ -75,14 +80,14 @@ ChangeInstallNames()
 
     for lib in $all_libs; do
         libname=`basename $lib`
 
     for lib in $all_libs; do
         libname=`basename $lib`

-        oldname=`otool -D $lib | tail -1`
+        oldname=`${tool_prefix}otool -D $lib | tail -1`

         Message "Updating install name of and references to $libname:"
         for lib2 in $all_libs; do
             VerboseMessage "    updating $lib2"
         Message "Updating install name of and references to $libname:"
         for lib2 in $all_libs; do
             VerboseMessage "    updating $lib2"

-            eval "$cmd install_name_tool -change "$oldname" $install_path/$libname $lib2"
+            eval "$cmd ${tool_prefix}install_name_tool -change "$oldname" $install_path/$libname $lib2"

         done
         VerboseMessage "    updating $libname id"
         done
         VerboseMessage "    updating $libname id"

-        eval "$cmd install_name_tool -id $install_path/$libname $lib"
+        eval "$cmd ${tool_prefix}install_name_tool -id $install_path/$libname $lib"

     done
 }
 
     done
 }
 


@@ -111,6 +116,13 @@ while [ $# -ge 1 ]; do
             libdir=`echo $1 | cut -c10-`
             ;;
 
             libdir=`echo $1 | cut -c10-`
             ;;
 

+        --prefix=*)
+            if [ -n "$tool_prefix" ]; then
+                GiveUsageErrorAndExit "At most one --prefix option can be given."
+            fi
+            tool_prefix=`echo $1 | cut -c10-`
+            ;;
+

         -*)
             GiveUsageErrorAndExit "Unknown option \"$1\"."
             ;;
         -*)
             GiveUsageErrorAndExit "Unknown option \"$1\"."
             ;;