git-gui: Display the git-gui version in the Help->About dialog.

Now that we know what version git-gui is, the about dialog should
display it to the end-user.  This way users can find out what version
they have before they report a problem or request a feature.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>

diff --git a/git-gui.sh b/git-gui.sh
index 0770ad03f94bcec4602b932afc94d2c03ba27f5c..212a093118e42d3e31f0e5c25df2eb5655b88a47 100755 (executable)
--- a/git-gui.sh
+++ b/git-gui.sh
@@ -2505,7 +2505,7 @@ proc do_commit {} {
 }
 
 proc do_about {} {
-       global appname copyright
+       global appname appvers copyright
        global tcl_patchLevel tk_patchLevel
 
        set w .about_dialog
@@ -2534,8 +2534,9 @@ $copyright" \
                -font font_ui
        pack $w.desc -side top -fill x -padx 5 -pady 5
 
-       set v [exec git --version]
-       append v "\n\n"
+       set v {}
+       append v "$appname version $appvers\n\n"
+       append v "[exec git --version]\n\n"
        if {$tcl_patchLevel eq $tk_patchLevel} {
                append v "Tcl/Tk version $tcl_patchLevel"
        } else {