git-gui: Support native Win32 Tcl/Tk under Cygwin

diff --git a/git-gui.sh b/git-gui.sh
index db1507cdece56fa1031d5036e9887e39a98caf5f..5a465e1c7dd19c36d764ed4d20b7d02eb72f2b8a 100755 (executable)
--- a/git-gui.sh
+++ b/git-gui.sh
@@ -6,7 +6,8 @@
        echo 'git-gui version @@GITGUI_VERSION@@'; \
        exit; \
  fi; \
- exec wish "$0" -- "$@"
+ argv0=$0; \
+ exec wish "$argv0" -- "$@"
 
 set appvers {@@GITGUI_VERSION@@}
 set copyright {
@@ -740,7 +741,7 @@ if {[catch {
        exit 1
 }
 if {![file isdirectory $_gitdir] && [is_Cygwin]} {
-       catch {set _gitdir [exec cygpath --unix $_gitdir]}
+       catch {set _gitdir [exec cygpath --windows $_gitdir]}
 }
 if {![file isdirectory $_gitdir]} {
        catch {wm withdraw .}