1all: 2 3include ../lib.mk 4 5.PHONY: all all_32 all_64 warn_32bit_failure clean 6 7TARGETS_C_BOTHBITS := single_step_syscall sysret_ss_attrs ldt_gdt syscall_nt ptrace_syscall \ 8 test_vsyscall 9TARGETS_C_32BIT_ONLY := entry_from_vm86 syscall_arg_fault sigreturn test_syscall_vdso unwind_vdso \ 10 test_FCMOV test_FCOMI test_FISTTP 11 12TARGETS_C_32BIT_ALL := $(TARGETS_C_BOTHBITS) $(TARGETS_C_32BIT_ONLY) 13BINARIES_32 := $(TARGETS_C_32BIT_ALL:%=%_32) 14BINARIES_64 := $(TARGETS_C_BOTHBITS:%=%_64) 15 16CFLAGS := -O2 -g -std=gnu99 -pthread -Wall 17 18UNAME_M := $(shell uname -m) 19CAN_BUILD_I386 := $(shell ./check_cc.sh $(CC) trivial_32bit_program.c -m32) 20CAN_BUILD_X86_64 := $(shell ./check_cc.sh $(CC) trivial_64bit_program.c) 21 22ifeq ($(CAN_BUILD_I386),1) 23all: all_32 24TEST_PROGS += $(BINARIES_32) 25endif 26 27ifeq ($(CAN_BUILD_X86_64),1) 28all: all_64 29TEST_PROGS += $(BINARIES_64) 30endif 31 32all_32: $(BINARIES_32) 33 34all_64: $(BINARIES_64) 35 36clean: 37 $(RM) $(BINARIES_32) $(BINARIES_64) 38 39$(TARGETS_C_32BIT_ALL:%=%_32): %_32: %.c 40 $(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl -lm 41 42$(TARGETS_C_BOTHBITS:%=%_64): %_64: %.c 43 $(CC) -m64 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl 44 45# x86_64 users should be encouraged to install 32-bit libraries 46ifeq ($(CAN_BUILD_I386)$(CAN_BUILD_X86_64),01) 47all: warn_32bit_failure 48 49warn_32bit_failure: 50 @echo "Warning: you seem to have a broken 32-bit build" 2>&1; \ 51 echo "environment. This will reduce test coverage of 64-bit" 2>&1; \ 52 echo "kernels. If you are using a Debian-like distribution," 2>&1; \ 53 echo "try:"; 2>&1; \ 54 echo ""; \ 55 echo " apt-get install gcc-multilib libc6-i386 libc6-dev-i386"; \ 56 echo ""; \ 57 echo "If you are using a Fedora-like distribution, try:"; \ 58 echo ""; \ 59 echo " yum install glibc-devel.*i686"; \ 60 exit 0; 61endif 62 63# Some tests have additional dependencies. 64sysret_ss_attrs_64: thunks.S 65ptrace_syscall_32: raw_syscall_helper_32.S 66test_syscall_vdso_32: thunks_32.S 67