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-rw-r--r--Makefile37
1 files changed, 26 insertions, 11 deletions
diff --git a/Makefile b/Makefile
index 37cd7f7..683ddbf 100644
--- a/Makefile
+++ b/Makefile
@@ -10,7 +10,14 @@ INCLUDEDIR=/usr/include
CC := $(CROSS)gcc
CFLAGS := -I./include -O2 -Wall
-TARGETS = ftl_format flash_erase flash_eraseall nanddump doc_loadbios \
+ifeq ($(origin CROSS),undefined)
+ BUILDDIR := .
+else
+# Remove the trailing slash to make the directory name
+ BUILDDIR := $(CROSS:-=)
+endif
+
+RAWTARGETS = ftl_format flash_erase flash_eraseall nanddump doc_loadbios \
mkfs.jffs ftl_check mkfs.jffs2 flash_lock flash_unlock flash_info \
flash_otp_info flash_otp_dump mtd_debug flashcp nandwrite \
jffs2dump \
@@ -18,40 +25,48 @@ TARGETS = ftl_format flash_erase flash_eraseall nanddump doc_loadbios \
rfddump rfdformat \
sumtool #jffs2reader
+TARGETS = $(foreach target,$(RAWTARGETS),$(BUILDDIR)/$(target))
+
SYMLINKS =
%: %.o
- $(CC) $(LDFLAGS) -g -o $@ $^
+ $(CC) $(CFLAGS) $(LDFLAGS) -g -o $@ $^
-%.o: %.c
- $(CC) $(CFLAGS) -g -c -o $@ $< -g -Wp,-MD,.$<.dep
+$(BUILDDIR)/%.o: %.c
+ mkdir -p $(BUILDDIR)
+ $(CC) $(CFLAGS) -g -c -o $@ $< -g -Wp,-MD,$(BUILDDIR)/.$(<F).dep
.SUFFIXES:
all: $(TARGETS)
-IGNORE=${wildcard .*.c.dep}
+IGNORE=${wildcard $(BUILDDIR)/.*.c.dep}
-include ${IGNORE}
clean:
- rm -f *.o $(TARGETS) .*.c.dep $(SYMLINKS)
+ rm -f $(BUILDDIR)/*.o $(TARGETS) $(BUILDDIR)/.*.c.dep $(SYMLINKS)
+ if [ "$(BUILDDIR)x" != ".x" ]; then rm -rf $(BUILDDIR); fi
$(SYMLINKS):
ln -sf ../fs/jffs2/$@ $@
-mkfs.jffs2: crc32.o compr_rtime.o mkfs.jffs2.o compr_zlib.o compr.o
+$(BUILDDIR)/mkfs.jffs2: $(BUILDDIR)/crc32.o \
+ $(BUILDDIR)/compr_rtime.o \
+ $(BUILDDIR)/mkfs.jffs2.o \
+ $(BUILDDIR)/compr_zlib.o \
+ $(BUILDDIR)/compr.o
$(CC) $(LDFLAGS) -o $@ $^ -lz
-flash_eraseall: crc32.o flash_eraseall.o
+$(BUILDDIR)/flash_eraseall: $(BUILDDIR)/crc32.o $(BUILDDIR)/flash_eraseall.o
$(CC) $(LDFLAGS) -o $@ $^
-jffs2reader: jffs2reader.o
+$(BUILDDIR)/jffs2reader: $(BUILDDIR)/jffs2reader.o
$(CC) $(LDFLAGS) -o $@ $^ -lz
-jffs2dump: jffs2dump.o crc32.o
+$(BUILDDIR)/jffs2dump: $(BUILDDIR)/jffs2dump.o $(BUILDDIR)/crc32.o
$(CC) $(LDFLAGS) -o $@ $^
-sumtool: sumtool.o crc32.o
+$(BUILDDIR)/sumtool: $(BUILDDIR)/sumtool.o $(BUILDDIR)/crc32.o
$(CC) $(LDFLAGS) -o $@ $^
install: ${TARGETS}