+TCL_PATH_SQ = $(subst ','\'',$(TCL_PATH))
+TCLTK_PATH_SQ = $(subst ','\'',$(TCLTK_PATH))
+TCLTK_PATH_SED = $(subst ','\'',$(subst \,\\,$(TCLTK_PATH)))
+
+gg_libdir ?= $(sharedir)/git-gui/lib
+libdir_SQ = $(subst ','\'',$(gg_libdir))
+libdir_SED = $(subst ','\'',$(subst \,\\,$(gg_libdir_sed_in)))
+exedir = $(dir $(gitexecdir))share/git-gui/lib
+
+GITGUI_SCRIPT := $$0
+GITGUI_RELATIVE :=
+GITGUI_MACOSXAPP :=
+
+ifeq ($(uname_O),Cygwin)
+ GITGUI_SCRIPT := `cygpath --windows --absolute "$(GITGUI_SCRIPT)"`
+
+ # Is this a Cygwin Tcl/Tk binary? If so it knows how to do
+ # POSIX path translation just like cygpath does and we must
+ # keep libdir in POSIX format so Cygwin packages of git-gui
+ # work no matter where the user installs them.
+ #
+ ifeq ($(shell echo 'puts [file normalize /]' | '$(TCL_PATH_SQ)'),$(shell cygpath --mixed --absolute /))
+ gg_libdir_sed_in := $(gg_libdir)
+ else
+ gg_libdir_sed_in := $(shell cygpath --windows --absolute "$(gg_libdir)")
+ endif
+else
+ ifeq ($(exedir),$(gg_libdir))
+ GITGUI_RELATIVE := 1
+ endif
+ gg_libdir_sed_in := $(gg_libdir)
+endif
+ifeq ($(uname_S),Darwin)
+ ifeq ($(shell test -d $(TKFRAMEWORK) && echo y),y)
+ GITGUI_MACOSXAPP := YesPlease
+ endif
+endif
+ifneq (,$(findstring MINGW,$(uname_S)))
+ NO_MSGFMT=1
+ GITGUI_WINDOWS_WRAPPER := YesPlease
+ GITGUI_RELATIVE := 1
+endif
+
+ifdef GITGUI_MACOSXAPP
+GITGUI_MAIN := git-gui.tcl