[PATCH] gitk.git: Add Makefile with rules for po file creation.

[Christian Stimming <stimming@tuhh.de>]

Signed-off-by: Christian Stimming <stimming@tuhh.de>
---
Similar to the previous patch with the message markup, this one has also been created against the kernel.org gitk.git. These would be the necessary Makefile rules for string extraction by gettext.

 Makefile |   39 +++++++++++++++++++++++++++++++++++++++
 1 files changed, 39 insertions(+), 0 deletions(-)
 create mode 100644 Makefile

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..d7b75fb
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,39 @@
+# Set the installation directories; this section is needed only in
+# gitk.git but not in git.git.
+ifndef gitexecdir
+	gitexecdir := $(shell git --exec-path)
+endif
+ifndef sharedir
+	sharedir := $(dir $(gitexecdir))share
+endif
+
+# From here on, all is needed in git.git/Makefile.
+libdir   ?= $(sharedir)/gitk/lib
+msgsdir    ?= $(libdir)/msgs
+msgsdir_SQ  = $(subst ','\'',$(msgsdir))
+
+## Beginning of po-file creation rules
+XGETTEXT   ?= xgettext
+PO_TEMPLATE = po/gitk.pot
+ALL_POFILES = $(wildcard po/*.po)
+ALL_MSGFILES = $(subst .po,.msg,$(ALL_POFILES))
+
+$(PO_TEMPLATE): gitk
+	$(XGETTEXT) -kmc -LTcl -o $@ gitk
+update-po:: $(PO_TEMPLATE)
+	$(foreach p, $(ALL_POFILES), echo Updating $p ; msgmerge -U $p $(PO_TEMPLATE) ; )
+$(ALL_MSGFILES): %.msg : %.po
+	@echo Generating catalog $@
+	msgfmt --statistics --tcl $< -l $(basename $(notdir $<)) -d $(dir $@)
+
+all:: $(ALL_MSGFILES)
+
+clean::
+	rm -f $(ALL_PROGRAMS) po/*.msg
+## End of po-file creation rules
+
+# Install rules for po-files
+install: all
+	$(QUIET)$(INSTALL_D0)'$(DESTDIR_SQ)$(msgsdir_SQ)' $(INSTALL_D1)
+	$(QUIET)$(foreach p,$(ALL_MSGFILES), $(INSTALL_R0)$p $(INSTALL_R1) '$(DESTDIR_SQ)$(msgsdir_SQ)' &&) true
+
-- 
1.5.2