Automatically add version and date to the manpage

To avoid funny effects of ever changing files tracked by the VCS this patch
moves the manpage data to flashrom.8.tmpl and generates the actual
manpage with a new makefile target if needed.

Corresponding to flashrom svn r1728.

Signed-off-by: Joerg Mayer <jmayer@loplof.de>
Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Acked-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
diff --git a/Makefile b/Makefile
index f34ed1d..70ef640 100644
--- a/Makefile
+++ b/Makefile
@@ -649,7 +649,7 @@
 LIBFLASHROM_OBJS = $(CHIP_OBJS) $(PROGRAMMER_OBJS) $(LIB_OBJS)
 OBJS = $(CLI_OBJS) $(LIBFLASHROM_OBJS)
 
-all: hwlibs features $(PROGRAM)$(EXEC_SUFFIX)
+all: hwlibs features $(PROGRAM)$(EXEC_SUFFIX) $(PROGRAM).8
 ifeq ($(ARCH), x86)
 	@+$(MAKE) -C util/ich_descriptors_tool/ TARGET_OS=$(TARGET_OS) EXEC_SUFFIX=$(EXEC_SUFFIX)
 endif
@@ -673,7 +673,7 @@
 # This includes all frontends and libflashrom.
 # We don't use EXEC_SUFFIX here because we want to clean everything.
 clean:
-	rm -f $(PROGRAM) $(PROGRAM).exe libflashrom.a *.o *.d
+	rm -f $(PROGRAM) $(PROGRAM).exe libflashrom.a *.o *.d $(PROGRAM).8
 	@+$(MAKE) -C util/ich_descriptors_tool/ clean
 
 distclean: clean
@@ -867,16 +867,20 @@
 	@$(DIFF) -q .features.tmp .features >/dev/null 2>&1 && rm .features.tmp || mv .features.tmp .features
 	@rm -f .featuretest.c .featuretest$(EXEC_SUFFIX)
 
-install: $(PROGRAM)$(EXEC_SUFFIX)
+$(PROGRAM).8: $(PROGRAM).8.tmpl
+	@sed -e '1 s#".*".*#"$(shell ./util/getrevision.sh -d $(PROGRAM).8.tmpl)" "$(VERSION)"#' <$< >$@
+
+install: $(PROGRAM)$(EXEC_SUFFIX) $(PROGRAM).8
 	mkdir -p $(DESTDIR)$(PREFIX)/sbin
 	mkdir -p $(DESTDIR)$(MANDIR)/man8
 	$(INSTALL) -m 0755 $(PROGRAM)$(EXEC_SUFFIX) $(DESTDIR)$(PREFIX)/sbin
 	$(INSTALL) -m 0644 $(PROGRAM).8 $(DESTDIR)$(MANDIR)/man8
 
-export:
+export: $(PROGRAM).8
 	@rm -rf $(EXPORTDIR)/flashrom-$(RELEASENAME)
 	@svn export -r BASE . $(EXPORTDIR)/flashrom-$(RELEASENAME)
 	@sed "s/^SVNVERSION.*/SVNVERSION := $(SVNVERSION)/" Makefile >$(EXPORTDIR)/flashrom-$(RELEASENAME)/Makefile
+	@cp $(PROGRAM).8 "$(EXPORTDIR)/flashrom-$(RELEASENAME)/$(PROGRAM).8"
 	@LC_ALL=C svn log >$(EXPORTDIR)/flashrom-$(RELEASENAME)/ChangeLog
 	@echo Exported $(EXPORTDIR)/flashrom-$(RELEASENAME)/
 
@@ -890,6 +894,6 @@
 libpayload: clean
 	make CC="CC=i386-elf-gcc lpgcc" AR=i386-elf-ar RANLIB=i386-elf-ranlib
 
-.PHONY: all clean distclean compiler hwlibs features export tarball dos featuresavailable
+.PHONY: all install clean distclean compiler hwlibs features export tarball dos featuresavailable
 
 -include $(OBJS:.o=.d)
diff --git a/flashrom.8 b/flashrom.8.tmpl
similarity index 99%
rename from flashrom.8
rename to flashrom.8.tmpl
index c52542a..5ede423 100644
--- a/flashrom.8
+++ b/flashrom.8.tmpl
@@ -1,4 +1,4 @@
-.TH FLASHROM 8 "Jul, 2013"
+.TH FLASHROM 8 "" ""
 .SH NAME
 flashrom \- detect, read, write, verify and erase flash chips
 .SH SYNOPSIS