Andy Lutomirski | e9886ac | 2015-05-11 15:11:36 -0700 | [diff] [blame] | 1 | all: |
| 2 | |
| 3 | include ../lib.mk |
| 4 | |
| 5 | .PHONY: all all_32 all_64 warn_32bit_failure clean |
Andy Lutomirski | 3f705df | 2015-04-06 23:11:06 -0700 | [diff] [blame] | 6 | |
Andy Lutomirski | 0a15584 | 2015-04-15 16:10:07 -0700 | [diff] [blame] | 7 | TARGETS_C_BOTHBITS := sigreturn single_step_syscall |
Andy Lutomirski | 3f705df | 2015-04-06 23:11:06 -0700 | [diff] [blame] | 8 | |
| 9 | BINARIES_32 := $(TARGETS_C_BOTHBITS:%=%_32) |
| 10 | BINARIES_64 := $(TARGETS_C_BOTHBITS:%=%_64) |
| 11 | |
| 12 | CFLAGS := -O2 -g -std=gnu99 -pthread -Wall |
| 13 | |
Tyler Baker | f9ea4a3 | 2015-04-21 15:51:33 -0700 | [diff] [blame] | 14 | UNAME_M := $(shell uname -m) |
Andy Lutomirski | e9886ac | 2015-05-11 15:11:36 -0700 | [diff] [blame] | 15 | CAN_BUILD_I386 := $(shell ./check_cc.sh $(CC) trivial_32bit_program.c -m32) |
| 16 | CAN_BUILD_X86_64 := $(shell ./check_cc.sh $(CC) trivial_64bit_program.c) |
Andy Lutomirski | 3f705df | 2015-04-06 23:11:06 -0700 | [diff] [blame] | 17 | |
Andy Lutomirski | e9886ac | 2015-05-11 15:11:36 -0700 | [diff] [blame] | 18 | ifeq ($(CAN_BUILD_I386),1) |
Andy Lutomirski | 3f705df | 2015-04-06 23:11:06 -0700 | [diff] [blame] | 19 | all: all_32 |
Andy Lutomirski | c1e6e5c | 2015-05-11 15:11:35 -0700 | [diff] [blame] | 20 | TEST_PROGS += $(BINARIES_32) |
Andy Lutomirski | e9886ac | 2015-05-11 15:11:36 -0700 | [diff] [blame] | 21 | endif |
| 22 | |
| 23 | ifeq ($(CAN_BUILD_X86_64),1) |
Andy Lutomirski | 3f705df | 2015-04-06 23:11:06 -0700 | [diff] [blame] | 24 | all: all_64 |
Tyler Baker | 07620ab | 2015-04-21 15:51:58 -0700 | [diff] [blame] | 25 | TEST_PROGS += $(BINARIES_64) |
Andy Lutomirski | 3f705df | 2015-04-06 23:11:06 -0700 | [diff] [blame] | 26 | endif |
Andy Lutomirski | 3f705df | 2015-04-06 23:11:06 -0700 | [diff] [blame] | 27 | |
Andy Lutomirski | e9886ac | 2015-05-11 15:11:36 -0700 | [diff] [blame] | 28 | all_32: $(BINARIES_32) |
Andy Lutomirski | 3f705df | 2015-04-06 23:11:06 -0700 | [diff] [blame] | 29 | |
| 30 | all_64: $(BINARIES_64) |
| 31 | |
Andy Lutomirski | 3f705df | 2015-04-06 23:11:06 -0700 | [diff] [blame] | 32 | clean: |
| 33 | $(RM) $(BINARIES_32) $(BINARIES_64) |
| 34 | |
Andy Lutomirski | 3f705df | 2015-04-06 23:11:06 -0700 | [diff] [blame] | 35 | $(TARGETS_C_BOTHBITS:%=%_32): %_32: %.c |
| 36 | $(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl |
| 37 | |
| 38 | $(TARGETS_C_BOTHBITS:%=%_64): %_64: %.c |
| 39 | $(CC) -m64 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl |
| 40 | |
Andy Lutomirski | e9886ac | 2015-05-11 15:11:36 -0700 | [diff] [blame] | 41 | # x86_64 users should be encouraged to install 32-bit libraries |
| 42 | ifeq ($(CAN_BUILD_I386)$(CAN_BUILD_X86_64),01) |
| 43 | all: warn_32bit_failure |
| 44 | |
| 45 | warn_32bit_failure: |
| 46 | @echo "Warning: you seem to have a broken 32-bit build" 2>&1; \ |
| 47 | echo "environment. This will reduce test coverage of 64-bit" 2>&1; \ |
| 48 | echo "kernels. If you are using a Debian-like distribution," 2>&1; \ |
| 49 | echo "try:"; 2>&1; \ |
| 50 | echo ""; \ |
| 51 | echo " apt-get install gcc-multilib libc6-i386 libc6-dev-i386"; \ |
| 52 | echo ""; \ |
| 53 | echo "If you are using a Fedora-like distribution, try:"; \ |
| 54 | echo ""; \ |
| 55 | echo " yum install glibc-devel.*i686"; \ |
| 56 | exit 0; |
| 57 | endif |