acrn-kernel/tools/usb/Makefile

# Makefile for USB tools

CC = $(CROSS_COMPILE)gcc
PTHREAD_LIBS = -lpthread
WARNINGS = -Wall -Wextra
CFLAGS = $(WARNINGS) -g -I../include
LDFLAGS = $(PTHREAD_LIBS)

all: testusb ffs-test
%: %.c
	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)

clean:
	$(RM) testusb ffs-test
USB: tools: Add a Makefile Build USB tools easier. Signed-off-by: Davidlohr Bueso <dave@gnu.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 2011-02-07 01:13:37 +08:00			`# Makefile for USB tools`

			`CC = $(CROSS_COMPILE)gcc`
			`PTHREAD_LIBS = -lpthread`
			`WARNINGS = -Wall -Wextra`
usb: tools: fix a regression issue that gcc can't link to pthread Reproduce: ray@hr-bak:~/usb$ make -C tools/usb/ make: Entering directory `/home/ray/usb/tools/usb' gcc -Wall -Wextra -g -lpthread -I../include -o testusb testusb.c /tmp/cc0EMxfy.o: In function `main': /home/ray/usb/tools/usb/testusb.c:508: undefined reference to `pthread_create' /home/ray/usb/tools/usb/testusb.c:531: undefined reference to `pthread_join' collect2: error: ld returned 1 exit status make: *** [testusb] Error 1 make: Leaving directory `/home/ray/usb/tools/usb' Comments: In the latest version (4.7.3) of gcc compiler, it requres that libraries must follow the object or source files like below: "gcc hello.c -lpthread" instead of "gcc -lpthread hello.c" And it isn't encountered at gcc version 4.7.2. So this patch fix to move the pthread option after testusb.c. Signed-off-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> 2013-12-04 15:56:10 +08:00			`CFLAGS = $(WARNINGS) -g -I../include`
			`LDFLAGS = $(PTHREAD_LIBS)`
USB: tools: Add a Makefile Build USB tools easier. Signed-off-by: Davidlohr Bueso <dave@gnu.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 2011-02-07 01:13:37 +08:00
			`all: testusb ffs-test`
			`%: %.c`
usb: tools: fix a regression issue that gcc can't link to pthread Reproduce: ray@hr-bak:~/usb$ make -C tools/usb/ make: Entering directory `/home/ray/usb/tools/usb' gcc -Wall -Wextra -g -lpthread -I../include -o testusb testusb.c /tmp/cc0EMxfy.o: In function `main': /home/ray/usb/tools/usb/testusb.c:508: undefined reference to `pthread_create' /home/ray/usb/tools/usb/testusb.c:531: undefined reference to `pthread_join' collect2: error: ld returned 1 exit status make: *** [testusb] Error 1 make: Leaving directory `/home/ray/usb/tools/usb' Comments: In the latest version (4.7.3) of gcc compiler, it requres that libraries must follow the object or source files like below: "gcc hello.c -lpthread" instead of "gcc -lpthread hello.c" And it isn't encountered at gcc version 4.7.2. So this patch fix to move the pthread option after testusb.c. Signed-off-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> 2013-12-04 15:56:10 +08:00			`$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)`
USB: tools: Add a Makefile Build USB tools easier. Signed-off-by: Davidlohr Bueso <dave@gnu.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> 2011-02-07 01:13:37 +08:00
			`clean:`
			`$(RM) testusb ffs-test`