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authorPeter Tyser <ptyser@xes-inc.com>2009-03-13 18:54:51 -0500
committerWolfgang Denk <wd@denx.de>2009-04-04 01:21:02 +0200
commit2f8d396b9302eddcd8d552648e101a46b7a80acd (patch)
tree958ab8a28bbb8204d463c20591cc5d9f65c3ea6a /tools/Makefile
parente50abf662efbf4ce0e731062c8d3c8ec54763ae2 (diff)
Add support for building native win32 tools
Add support for compiling the host tools in the tools directory using the MinGW toolchain. This produces executables which can be used on standard Windows computers without requiring cygwin. One must specify the MinGW compiler and strip utilities as if they were the host toolchain in order to build win32 executables, eg: make HOSTCC=i586-mingw32msvc-gcc HOSTSTRIP=i586-mingw32msvc-strip tools Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'tools/Makefile')
-rw-r--r--tools/Makefile23
1 files changed, 16 insertions, 7 deletions
diff --git a/tools/Makefile b/tools/Makefile
index 9fe5b1a0f9b..122e5bb7bb3 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -46,12 +46,15 @@ else
HOST_CFLAGS += -pedantic
endif
+ifeq ($(HOSTOS),cygwin)
+HOST_CFLAGS += -ansi
+endif
+
#
-# Cygwin needs .exe files :-(
+# toolchains targeting win32 generate .exe files
#
-ifeq ($(HOSTOS),cygwin)
+ifneq (,$(findstring WIN32 ,$(shell $(HOSTCC) -E -dM -xc /dev/null)))
SFX = .exe
-HOST_CFLAGS += -ansi
else
SFX =
endif
@@ -90,6 +93,7 @@ OBJ_FILES-$(CONFIG_LCD_LOGO) += bmp_logo.o
OBJ_FILES-$(CONFIG_VIDEO_LOGO) += bmp_logo.o
OBJ_FILES-$(CONFIG_INCA_IP) += inca-swap-bytes.o
OBJ_FILES-$(CONFIG_NETCONSOLE) += ncb.o
+OBJ_FILES-y += os_support.o
# Don't build by default
#ifeq ($(ARCH),ppc)
@@ -125,13 +129,15 @@ LIBFDT_OBJS := $(addprefix $(obj),$(LIBFDT_OBJ_FILES-y))
#
# Use native tools and options
+# Define __KERNEL_STRICT_NAMES to prevent typedef overlaps
#
CPPFLAGS = -idirafter $(SRCTREE)/include \
-idirafter $(OBJTREE)/include2 \
-idirafter $(OBJTREE)/include \
-I $(SRCTREE)/libfdt \
-I $(SRCTREE)/tools \
- -DTEXT_BASE=$(TEXT_BASE) -DUSE_HOSTCC
+ -DTEXT_BASE=$(TEXT_BASE) -DUSE_HOSTCC \
+ -D__KERNEL_STRICT_NAMES
CFLAGS = $(HOST_CFLAGS) $(CPPFLAGS) -O
# No -pedantic switch to avoid libfdt compilation warnings
@@ -147,7 +153,7 @@ all: $(obj).depend $(BINS) $(LOGO-y) subdirs
$(obj)envcrc$(SFX): $(obj)envcrc.o $(obj)crc32.o $(obj)env_embedded.o $(obj)sha1.o
$(CC) $(CFLAGS) -o $@ $^
-$(obj)ubsha1$(SFX): $(obj)ubsha1.o $(obj)sha1.o
+$(obj)ubsha1$(SFX): $(obj)ubsha1.o $(obj)sha1.o $(obj)os_support.o
$(CC) $(CFLAGS) -o $@ $^
$(obj)img2srec$(SFX): $(obj)img2srec.o
@@ -155,7 +161,7 @@ $(obj)img2srec$(SFX): $(obj)img2srec.o
$(STRIP) $@
$(obj)mkimage$(SFX): $(obj)mkimage.o $(obj)crc32.o $(obj)image.o $(obj)md5.o \
- $(obj)sha1.o $(LIBFDT_OBJS)
+ $(obj)sha1.o $(LIBFDT_OBJS) $(obj)os_support.o
$(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^
$(STRIP) $@
@@ -183,13 +189,16 @@ $(obj)bin2header$(SFX): $(obj)bin2header.o
$(CC) $(CFLAGS) $(HOST_LDFLAGS) -o $@ $^
$(STRIP) $@
-# image.c and mkimage.c require FIT_CFLAGS instead of standard CFLAGS
+# Some files complain if compiled with -pedantic, use FIT_CFLAGS
$(obj)image.o: $(SRCTREE)/tools/image.c
$(CC) -g $(FIT_CFLAGS) -c -o $@ $<
$(obj)mkimage.o: $(SRCTREE)/tools/mkimage.c
$(CC) -g $(FIT_CFLAGS) -c -o $@ $<
+$(obj)os_support.o: $(SRCTREE)/tools/os_support.c
+ $(CC) -g $(FIT_CFLAGS) -c -o $@ $<
+
# Some of the tool objects need to be accessed from outside the tools directory
$(obj)%.o: $(SRCTREE)/common/%.c
$(CC) -g $(FIT_CFLAGS) -c -o $@ $<