Makefile: copy the QUIET constructs from the Makefile in git.git

These constructs were introduced by Shawn O. Pearce in commit
74f2b2a8d006a49e1be7e30731c2f7365d2741d1.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 31 insertions, 5 deletions

diff --git a/Makefile b/Makefile
index c9be8fa..223765d 100644
--- a/Makefile
+++ b/Makefile
@@ -3,30 +3,56 @@ CGIT_SCRIPT_NAME = cgit.cgi
 CGIT_SCRIPT_PATH = /var/www/htdocs/cgit
 CGIT_CONFIG = /etc/cgitrc
 CACHE_ROOT = /var/cache/cgit
 SHA1_HEADER = <openssl/sha.h>
 GIT_VER = 1.5.4.1
 GIT_URL = http://www.kernel.org/pub/software/scm/git/git-$(GIT_VER).tar.bz2
 
 #
 # Let the user override the above settings.
 #
 -include cgit.conf
 
+#
+# Define a way to invoke make in subdirs quietly, shamelessly ripped
+# from git.git
+#
+QUIET_SUBDIR0  = +$(MAKE) -C # space to separate -C and subdir
+QUIET_SUBDIR1  =
+
+ifneq ($(findstring $(MAKEFLAGS),w),w)
+PRINT_DIR = --no-print-directory
+else # "make -w"
+NO_SUBDIR = :
+endif
+
+ifndef V
+	QUIET_CC       = @echo '   ' CC $@;
+	QUIET_MM       = @echo '   ' MM $@;
+	QUIET_SUBDIR0  = +@subdir=
+	QUIET_SUBDIR1  = ;$(NO_SUBDIR) echo '   ' SUBDIR $$subdir; \
+			 $(MAKE) $(PRINT_DIR) -C $$subdir
+endif
 
 #
 # Define a pattern rule for automatic dependency building
 #
 %.d: %.c
-	$(CC) $(CFLAGS) -MM $< | sed -e 's/\($*\)\.o:/\1.o $@:/g' >$@
+	$(QUIET_MM)$(CC) $(CFLAGS) -MM $< | sed -e 's/\($*\)\.o:/\1.o $@:/g' >$@
+
+#
+# Define a pattern rule for silent object building
+#
+%.o: %.c
+	$(QUIET_CC)$(CC) -o $*.o -c $(CFLAGS) $<
 
 
 EXTLIBS = git/libgit.a git/xdiff/lib.a -lz -lcrypto
 OBJECTS =
 OBJECTS += cache.o
 OBJECTS += cgit.o
 OBJECTS += cmd.o
 OBJECTS += html.o
 OBJECTS += parsing.o
 OBJECTS += shared.o
 OBJECTS += ui-blob.o
 OBJECTS += ui-commit.o
@@ -55,42 +81,42 @@ VERSION: force-version
 -include VERSION
 
 
 CFLAGS += -g -Wall -Igit
 CFLAGS += -DSHA1_HEADER='$(SHA1_HEADER)'
 CFLAGS += -DCGIT_VERSION='"$(CGIT_VERSION)"'
 CFLAGS += -DCGIT_CONFIG='"$(CGIT_CONFIG)"'
 CFLAGS += -DCGIT_SCRIPT_NAME='"$(CGIT_SCRIPT_NAME)"'
 CFLAGS += -DCGIT_CACHE_ROOT='"$(CACHE_ROOT)"'
 
 
 cgit: $(OBJECTS)
-	$(CC) $(CFLAGS) -o cgit $(OBJECTS) $(EXTLIBS)
+	$(QUIET_CC)$(CC) $(CFLAGS) -o cgit $(OBJECTS) $(EXTLIBS)
 
 $(OBJECTS): git/xdiff/lib.a git/libgit.a
 
 cgit.o: VERSION
 
 -include $(OBJECTS:.o=.d)
 
 git/xdiff/lib.a: | git
 
 git/libgit.a: | git
 
 git:
-	cd git && $(MAKE) xdiff/lib.a
-	cd git && $(MAKE) libgit.a
+	$(QUIET_SUBDIR0)git $(QUIET_SUBDIR1) xdiff/lib.a
+	$(QUIET_SUBDIR0)git $(QUIET_SUBDIR1) libgit.a
 
 test: all
-	$(MAKE) -C tests
+	$(QUIET_SUBDIR0)tests $(QUIET_SUBDIR1) all
 
 install: all
 	mkdir -p $(DESTDIR)$(CGIT_SCRIPT_PATH)
 	install cgit $(DESTDIR)$(CGIT_SCRIPT_PATH)/$(CGIT_SCRIPT_NAME)
 	install cgit.css $(DESTDIR)$(CGIT_SCRIPT_PATH)/cgit.css
 	install cgit.png $(DESTDIR)$(CGIT_SCRIPT_PATH)/cgit.png
 
 uninstall:
 	rm -f $(CGIT_SCRIPT_PATH)/$(CGIT_SCRIPT_NAME)
 	rm -f $(CGIT_SCRIPT_PATH)/cgit.css
 	rm -f $(CGIT_SCRIPT_PATH)/cgit.png