cpupowerutils: do not update po files on each and every compile

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

1 files changed, 16 insertions, 7 deletions

diff --git a/tools/power/cpupower/Makefile b/tools/power/cpupower/Makefile
index 5d30dadbc4e7..fea0e6a0a37a 100644
--- a/tools/power/cpupower/Makefile
+++ b/tools/power/cpupower/Makefile
@@ -95,6 +95,8 @@ HOSTCC = gcc
 # set up PWD so that older versions of make will work with our build.
 PWD = $(shell pwd)
 
+GMO_FILES = ${shell for HLANG in ${LANGUAGES}; do echo po/$$HLANG.gmo; done;}
+
 export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS
 
 # check if compiler option is supported
@@ -134,7 +136,7 @@ CFLAGS +=	-pipe
 
 ifeq ($(strip $(NLS)),true)
         INSTALL_NLS += install-gmo
-        COMPILE_NLS += update-gmo
+        COMPILE_NLS += create-gmo
 endif
 
 ifeq ($(strip $(CPUFRQ_BENCH)),true)
@@ -195,14 +197,22 @@ cpupower: $(UTIL_OBJS) libcpufreq.so.$(LIB_MAJ)
         $(QUIET) $(STRIPCMD) $@
 
 po/$(PACKAGE).pot: $(UTIL_SRC)
-        @xgettext --default-domain=$(PACKAGE) --add-comments \
+        $(ECHO) "  GETTEXT " $@
+        $(QUIET) xgettext --default-domain=$(PACKAGE) --add-comments \
                 --keyword=_ --keyword=N_ $(UTIL_SRC) && \
         test -f $(PACKAGE).po && \
         mv -f $(PACKAGE).po po/$(PACKAGE).pot
 
-update-gmo: po/$(PACKAGE).pot
-         @for HLANG in $(LANGUAGES); do \
-                echo -n "Translating $$HLANG "; \
+po/%.gmo: po/%.po
+        $(ECHO) "  MSGFMT  " $@
+        $(QUIET) msgfmt -o $@ po/$*.po
+
+create-gmo: ${GMO_FILES}
+
+update-po: po/$(PACKAGE).pot
+        $(ECHO) "  MSGMRG  " $@
+        $(QUIET) @for HLANG in $(LANGUAGES); do \
+                echo -n "Updating $$HLANG "; \
                 if msgmerge po/$$HLANG.po po/$(PACKAGE).pot -o \
                    po/$$HLANG.new.po; then \
                         mv -f po/$$HLANG.new.po po/$$HLANG.po; \
@@ -210,7 +220,6 @@ update-gmo: po/$(PACKAGE).pot
                         echo "msgmerge for $$HLANG failed!"; \
                         rm -f po/$$HLANG.new.po; \
                 fi; \
-                msgfmt --statistics -o po/$$HLANG.gmo po/$$HLANG.po; \
         done;
 
 compile-bench: libcpufreq.so.$(LIB_MAJ)
@@ -268,5 +277,5 @@ uninstall:
                 rm -f $(DESTDIR)${localedir}/$$HLANG/LC_MESSAGES/cpupowerutils.mo; \
           done;
 
-.PHONY: all utils libcpufreq update-po update-gmo install-lib install-tools install-man install-gmo install uninstall \
+.PHONY: all utils libcpufreq update-po create-gmo install-lib install-tools install-man install-gmo install uninstall \
         clean