3 files changed, 32 insertions, 33 deletions
diff --git a/util/romtool/tools/Makefile b/util/romtool/tools/Makefile
index e711f500ab..f5f0df8add 100644
--- a/util/romtool/tools/Makefile
+++ b/util/romtool/tools/Makefile
@@ -1,25 +1,24 @@
-obj ?= $(shell pwd)
+tobj ?= $(shell pwd)
+tsrc ?= $(shell pwd)
 
-CC=gcc
-CFLAGS=-Wall -W -Werror -g
+TARGETS += $(tobj)/rom-mkstage $(tobj)/rom-mkpayload
 
-all: rom-mkstage rom-mkpayload
+tools: $(tobj)/rom-mkstage $(tobj)/rom-mkpayload
 
-include lzma/Makefile
+include $(tobj)/lzma/Makefile
 
-COMMON= common.o compress.o $(LZMA_OBJ)
+COMMON = common.o compress.o $(LZMA_OBJ)
 
+$(tobj)/rom-mkstage: $(tobj)/rom-mkstage.o $(patsubst %,$(tobj)/%,$(COMMON))
+	$(CXX) $(CFLAGS) -o $@ $^
 
-$(obj)/rom-mkstage: $(obj)/rom-mkstage.o $(patsubst %,$(obj)/%,$(COMMON))
-	$(CXX) -g -o $@ $(obj)/rom-mkstage.o $(patsubst %,$(obj)/%,$(COMMON))
+$(tobj)/rom-mkpayload: $(tobj)/rom-mkpayload.o $(patsubst %,$(tobj)/%,$(COMMON))
+	$(CXX) $(CFLAGS) -o $@ $^
 
-$(obj)/rom-mkpayload: $(obj)/rom-mkpayload.o $(patsubst %,$(obj)/%,$(COMMON))
-	$(CXX) -o $@ $(obj)/rom-mkpayload.o $(patsubst %,$(obj)/%,$(COMMON))
+$(tobj)/%.o: %.c
+	$(CC) $(CFLAGS) -c -o $@ $<
 
-$(obj)/%.o: %.c
-	$(CC) -Wall -Werror -g -c -o $@ $<
-
-clean:
-	@ rm -f rom-mkpayload.o rom-mkstage.o $(COMMON)
-	@ rm -f rom-mkpayload rom-mkstage
+tools-clean:
+	rm -f $(tobj)/rom-mkpayload.o $(tobj)/rom-mkstage.o $(patsubst %,$(tobj)/%,$(COMMON))
+	rm -f $(tobj)/rom-mkpayload $(tobj)/rom-mkstage
 
diff --git a/util/romtool/tools/lzma/Makefile b/util/romtool/tools/lzma/Makefile
index b012a93685..9ac4ca2ff6 100644
--- a/util/romtool/tools/lzma/Makefile
+++ b/util/romtool/tools/lzma/Makefile
@@ -24,27 +24,27 @@ LZMA_OBJ += lzma/OutBuffer.o lzma/Alloc.o
 LZMA_OBJ += lzma/CRC.o
 LZMA_OBJ += lzma/lzma-compress.o
 
-$(obj)/lzma/lzma-compress.o: lzma/minilzma.cc
-	g++ -o $@ -c -DCOMPACT $<
+$(tobj)/lzma/lzma-compress.o: $(tsrc)/lzma/minilzma.cc
+	$(CXX) $(CFLAGS) -o $@ -c -DCOMPACT $<
 
-$(obj)/lzma/%.o: lzma/C/7zip/Compress/LZMA/%.cpp
-	g++ -o $@ -c $<
+$(tobj)/lzma/%.o: $(tsrc)/lzma/C/7zip/Compress/LZMA/%.cpp
+	$(CXX) $(CFLAGS) -o $@ -c $<
 
-$(obj)/lzma/%.o: lzma/C/7zip/Compress/LZ/%.cpp
-	g++ -o $@ -c $<
+$(tobj)/lzma/%.o: $(tsrc)/lzma/C/7zip/Compress/LZ/%.cpp
+	$(CXX) $(CFLAGS) -o $@ -c $<
 
-$(obj)/lzma/%.o: lzma/C/7zip/Compress/RangeCoder/%.cpp
-	g++ -o $@ -c $<
+$(tobj)/lzma/%.o: $(tsrc)/lzma/C/7zip/Compress/RangeCoder/%.cpp
+	$(CXX) $(CFLAGS) -o $@ -c $<
 
-$(obj)/lzma/%.o: lzma/C/7zip/Decompress/%.cpp
-	g++ -o $@ -c $<
+$(tobj)/lzma/%.o: $(tsrc)/lzma/C/7zip/Decompress/%.cpp
+	$(CXX) $(CFLAGS) -o $@ -c $<
 
-$(obj)/lzma/%.o: lzma/C/7zip/Common/%.cpp
-	g++ -o $@ -c $<
+$(tobj)/lzma/%.o: $(tsrc)/lzma/C/7zip/Common/%.cpp
+	$(CXX) $(CFLAGS) -o $@ -c $<
 
-$(obj)/lzma/%.o: lzma/C/Common/%.cpp
-	g++ -o $@ -c $<
+$(tobj)/lzma/%.o: $(tsrc)/lzma/C/Common/%.cpp
+	$(CXX) $(CFLAGS) -o $@ -c $<
 
-$(obj)/lzma/%.o: lzma/%.cc
-	g++ -o $@ -c $<
+$(tobj)/lzma/%.o: $(tsrc)/lzma/%.cc
+	$(CXX) $(CFLAGS) -o $@ -c $<
 
diff --git a/util/romtool/tools/rom-mkpayload.c b/util/romtool/tools/rom-mkpayload.c
index 54fde24cec..190e53a9c8 100644
--- a/util/romtool/tools/rom-mkpayload.c
+++ b/util/romtool/tools/rom-mkpayload.c
@@ -163,7 +163,7 @@ int parse_elf(unsigned char *input, unsigned char **output, int algo,
 		/* If the compressed section is larger, then use the
 		   original stuff */
 
-		if (len > phdr[i].p_filesz) {
+		if ((unsigned int)len > phdr[i].p_filesz) {
 			segs[segments].compression = 0;
 			segs[segments].len = htonl(phdr[i].p_filesz);