git-gui: Make git-gui lib dir configurable at runime

diff --git a/Makefile b/Makefile
index b3580e9e48b6ac5d1a7fbd010f032445702f140f..4f00bdd3d69babe8a58c4989406eaa6fb5f36a50 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -4,10 +4,10 @@ all::
 #
 # Define NO_MSGFMT if you do not have msgfmt from the GNU gettext
 # package and want to use our rough pure Tcl po->msg translator.
-# TCL_PATH must be vaild for this to work.
+# TCL_PATH must be valid for this to work.
 #
 
-GIT-VERSION-FILE: .FORCE-GIT-VERSION-FILE
+GIT-VERSION-FILE: FORCE
        @$(SHELL_PATH) ./GIT-VERSION-GEN
 -include GIT-VERSION-FILE
 
@@ -177,7 +177,8 @@ git-gui: GIT-VERSION-FILE GIT-GUI-VARS
        echo then >>$@+ && \
        echo '  'echo \'git-gui version '$(GITGUI_VERSION)'\' >>$@+ && \
        echo else >>$@+ && \
-       echo '  'exec \''$(libdir_SQ)/Git Gui.app/Contents/MacOS/$(subst \,,$(TKEXECUTABLE))'\' \
+       echo '  libdir="$${GIT_GUI_LIB_DIR:-$(libdir_SQ)}"' >>$@+ && \
+       echo '  'exec \"'$$libdir/Git Gui.app/Contents/MacOS/$(subst \,,$(TKEXECUTABLE))'\" \
                '"$$0" "$$@"' >>$@+ && \
        echo fi >>$@+ && \
        chmod +x $@+ && \
@@ -215,6 +216,7 @@ endif
 $(GITGUI_MAIN): git-gui.sh GIT-VERSION-FILE GIT-GUI-VARS
        $(QUIET_GEN)rm -f $@ $@+ && \
        sed -e '1s|#!.*/sh|#!$(SHELL_PATH_SQ)|' \
+               -e 's|@@SHELL_PATH@@|$(SHELL_PATH_SQ)|' \
                -e '1,30s|^ argv0=$$0| argv0=$(GITGUI_SCRIPT)|' \
                -e '1,30s|^ exec wish | exec '\''$(TCLTK_PATH_SED)'\'' |' \
                -e 's/@@GITGUI_VERSION@@/$(GITGUI_VERSION)/g' \
@@ -253,7 +255,7 @@ lib/tclIndex: $(ALL_LIBFILES) GIT-GUI-VARS
          auto_mkindex lib '*.tcl' \
        | $(TCL_PATH) $(QUIET_2DEVNULL); then : ok; \
        else \
-        echo 1>&2 "    * $(TCL_PATH) failed; using unoptimized loading"; \
+        echo >&2 "    * $(TCL_PATH) failed; using unoptimized loading"; \
         rm -f $@ ; \
         echo '# Autogenerated by git-gui Makefile' >$@ && \
         echo >>$@ && \
@@ -270,11 +272,11 @@ TRACK_VARS = \
        GITGUI_MACOSXAPP=$(GITGUI_MACOSXAPP) \
 #end TRACK_VARS
 
-GIT-GUI-VARS: .FORCE-GIT-GUI-VARS
+GIT-GUI-VARS: FORCE
        @VARS='$(TRACK_VARS)'; \
        if test x"$$VARS" != x"`cat $@ 2>/dev/null`" ; then \
-               echo 1>&2 "    * new locations or Tcl/Tk interpreter"; \
-               echo 1>$@ "$$VARS"; \
+               echo >&2 "    * new locations or Tcl/Tk interpreter"; \
+               echo >$@ "$$VARS"; \
        fi
 
 ifdef GITGUI_MACOSXAPP
@@ -340,5 +342,4 @@ ifdef GITGUI_WINDOWS_WRAPPER
 endif
 
 .PHONY: all install uninstall dist-version clean
-.PHONY: .FORCE-GIT-VERSION-FILE
-.PHONY: .FORCE-GIT-GUI-VARS
+.PHONY: FORCE