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 syscall_nt ptrace_syscall test_mremap_vdso \ 8 check_initial_reg_state sigreturn ldt_gdt iopl mpx-mini-test \ 9 protection_keys test_vsyscall 10TARGETS_C_32BIT_ONLY := entry_from_vm86 syscall_arg_fault test_syscall_vdso unwind_vdso \ 11 test_FCMOV test_FCOMI test_FISTTP \ 12 vdso_restorer 13TARGETS_C_64BIT_ONLY := fsgsbase 14 15TARGETS_C_32BIT_ALL := $(TARGETS_C_BOTHBITS) $(TARGETS_C_32BIT_ONLY) 16TARGETS_C_64BIT_ALL := $(TARGETS_C_BOTHBITS) $(TARGETS_C_64BIT_ONLY) 17BINARIES_32 := $(TARGETS_C_32BIT_ALL:%=%_32) 18BINARIES_64 := $(TARGETS_C_64BIT_ALL:%=%_64) 19 20CFLAGS := -O2 -g -std=gnu99 -pthread -Wall -no-pie 21 22UNAME_M := $(shell uname -m) 23CAN_BUILD_I386 := $(shell ./check_cc.sh $(CC) trivial_32bit_program.c -m32) 24CAN_BUILD_X86_64 := $(shell ./check_cc.sh $(CC) trivial_64bit_program.c) 25 26ifeq ($(CAN_BUILD_I386),1) 27all: all_32 28TEST_PROGS += $(BINARIES_32) 29EXTRA_CFLAGS += -DCAN_BUILD_32 30endif 31 32ifeq ($(CAN_BUILD_X86_64),1) 33all: all_64 34TEST_PROGS += $(BINARIES_64) 35EXTRA_CFLAGS += -DCAN_BUILD_64 36endif 37 38all_32: $(BINARIES_32) 39 40all_64: $(BINARIES_64) 41 42clean: 43 $(RM) $(BINARIES_32) $(BINARIES_64) 44 45$(TARGETS_C_32BIT_ALL:%=%_32): %_32: %.c 46 $(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl -lm 47 48$(TARGETS_C_64BIT_ALL:%=%_64): %_64: %.c 49 $(CC) -m64 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl 50 51# x86_64 users should be encouraged to install 32-bit libraries 52ifeq ($(CAN_BUILD_I386)$(CAN_BUILD_X86_64),01) 53all: warn_32bit_failure 54 55warn_32bit_failure: 56 @echo "Warning: you seem to have a broken 32-bit build" 2>&1; \ 57 echo "environment. This will reduce test coverage of 64-bit" 2>&1; \ 58 echo "kernels. If you are using a Debian-like distribution," 2>&1; \ 59 echo "try:"; 2>&1; \ 60 echo ""; \ 61 echo " apt-get install gcc-multilib libc6-i386 libc6-dev-i386"; \ 62 echo ""; \ 63 echo "If you are using a Fedora-like distribution, try:"; \ 64 echo ""; \ 65 echo " yum install glibc-devel.*i686"; \ 66 exit 0; 67endif 68 69# Some tests have additional dependencies. 70sysret_ss_attrs_64: thunks.S 71ptrace_syscall_32: raw_syscall_helper_32.S 72test_syscall_vdso_32: thunks_32.S 73 74# check_initial_reg_state is special: it needs a custom entry, and it 75# needs to be static so that its interpreter doesn't destroy its initial 76# state. 77check_initial_reg_state_32: CFLAGS += -Wl,-ereal_start -static 78check_initial_reg_state_64: CFLAGS += -Wl,-ereal_start -static 79