From 2cb9ee566f035acad146dc2c3c0b2de675469f02 Mon Sep 17 00:00:00 2001
From: Michael Buesch <mb@bu3sch.de>
Date: Thu, 26 Nov 2009 15:22:55 +0100
Subject: [PATCH] fwcutter: Add sparse support, Add quiet build, Add
 autodependencies

Signed-off-by: Michael Buesch <mb@bu3sch.de>
---
 fwcutter/Makefile | 63 ++++++++++++++++++++++++++++++++++-------------
 1 file changed, 46 insertions(+), 17 deletions(-)

diff --git a/fwcutter/Makefile b/fwcutter/Makefile
index 2eb2e84..197ddef 100644
--- a/fwcutter/Makefile
+++ b/fwcutter/Makefile
@@ -1,34 +1,63 @@
 VERSION = 012
 
-CC ?= cc
-PREFIX ?= /usr/local
-CFLAGS ?= -Os -fomit-frame-pointer
-CFLAGS += -std=c99 -Wall -pedantic -D_BSD_SOURCE
-LDFLAGS ?=
+# The toolchain definitions
+CC		= cc
+SPARSE		= sparse
+
+V		= @		# Verbose build:  make V=1
+C		= 0		# Sparsechecker build:  make C=1
+Q		= $(V:1=)
+QUIET_CC	= $(Q:@=@echo '     CC       '$@;)$(CC)
+QUIET_DEPEND	= $(Q:@=@echo '     DEPEND   '$@;)$(CC)
+ifeq ($(C),1)
+QUIET_SPARSE	= $(Q:@=@echo '     SPARSE   '$@;)$(SPARSE)
+else
+QUIET_SPARSE	= @/bin/true
+endif
 
+PREFIX ?= /usr/local
+CFLAGS		?= -Os -fomit-frame-pointer
+CFLAGS		+= -std=c99 -Wall -pedantic -D_BSD_SOURCE
+LDFLAGS		?=
 
-OBJECTS = fwcutter.o md5.o
+SRCS = fwcutter.c md5.c
 BIN	= b43-fwcutter
 
 CFLAGS += -DFWCUTTER_VERSION_=$(VERSION)
 
-all: $(BIN)
+.SUFFIXES:
+.PHONY: all install clean distclean
+.DEFAULT_GOAL := all
+
+DEPS = $(sort $(patsubst %.c,dep/%.d,$(1)))
+OBJS = $(sort $(patsubst %.c,obj/%.o,$(1)))
 
-fwcutter.o: fwcutter.h fwcutter_list.h md5.h
+# Generate dependencies
+$(call DEPS,$(SRCS)): dep/%.d: %.c 
+	@mkdir -p $(dir $@)
+	$(QUIET_DEPEND) -o $@.tmp -MM -MG -MT "$@ $(patsubst dep/%.d,obj/%.o,$@)" $(CFLAGS) $< && mv -f $@.tmp $@
 
-md5.o: md5.h
+-include $(call DEPS,$(SRCS))
+
+# Generate object files
+$(call OBJS,$(SRCS)): obj/%.o:
+	@mkdir -p $(dir $@)
+	$(QUIET_SPARSE) $(SPARSEFLAGS) $<
+	$(QUIET_CC) -o $@ -c $(CFLAGS) $<
+
+all: $(BIN)
 
-$(BIN): $(OBJECTS)
-	$(CC) $(CFLAGS) -o $(BIN) $(OBJECTS) $(LDFLAGS)
+$(BIN): $(call OBJS,$(SRCS))
+	$(QUIET_CC) $(CFLAGS) -o $(BIN) $(call OBJS,$(SRCS)) $(LDFLAGS)
 
 install: all
-	-install -d -o 0 -g 0 -m 755 $(PREFIX)/bin/
-	-install -o 0 -g 0 -m 755 $(BIN) $(PREFIX)/bin/
-	-install -d -o 0 -g 0 -m 755 $(PREFIX)/man/man1/
-	-install -o 0 -g 0 -m 644 $(BIN).1 $(PREFIX)/man/man1/
+	install -d -o 0 -g 0 -m 755 $(PREFIX)/bin/
+	install -o 0 -g 0 -m 755 $(BIN) $(PREFIX)/bin/
+	install -d -o 0 -g 0 -m 755 $(PREFIX)/man/man1/
+	install -o 0 -g 0 -m 644 $(BIN).1 $(PREFIX)/man/man1/
 
 clean:
-	-rm -f *.o $(BIN)
+	-rm -Rf obj dep *.orig *.rej *~
 
 distclean: clean
-	-rm -f *.fw *.orig *.rej *~
+	-rm -f *.fw $(BIN)
-- 
2.31.1