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 \ 9 protection_keys 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 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 += $(BINARIES_32) 29endif 30 31ifeq ($(CAN_BUILD_X86_64),1) 32all: all_64 33TEST_PROGS += $(BINARIES_64) 34endif 35 36all_32: $(BINARIES_32) 37 38all_64: $(BINARIES_64) 39 40clean: 41 $(RM) $(BINARIES_32) $(BINARIES_64) 42 43$(TARGETS_C_32BIT_ALL:%=%_32): %_32: %.c 44 $(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl -lm 45 46$(TARGETS_C_64BIT_ALL:%=%_64): %_64: %.c 47 $(CC) -m64 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl 48 49# x86_64 users should be encouraged to install 32-bit libraries 50ifeq ($(CAN_BUILD_I386)$(CAN_BUILD_X86_64),01) 51all: warn_32bit_failure 52 53warn_32bit_failure: 54 @echo "Warning: you seem to have a broken 32-bit build" 2>&1; \ 55 echo "environment. This will reduce test coverage of 64-bit" 2>&1; \ 56 echo "kernels. If you are using a Debian-like distribution," 2>&1; \ 57 echo "try:"; 2>&1; \ 58 echo ""; \ 59 echo " apt-get install gcc-multilib libc6-i386 libc6-dev-i386"; \ 60 echo ""; \ 61 echo "If you are using a Fedora-like distribution, try:"; \ 62 echo ""; \ 63 echo " yum install glibc-devel.*i686"; \ 64 exit 0; 65endif 66 67# Some tests have additional dependencies. 68sysret_ss_attrs_64: thunks.S 69ptrace_syscall_32: raw_syscall_helper_32.S 70test_syscall_vdso_32: thunks_32.S 71 72# check_initial_reg_state is special: it needs a custom entry, and it 73# needs to be static so that its interpreter doesn't destroy its initial 74# state. 75check_initial_reg_state_32: CFLAGS += -Wl,-ereal_start -static 76check_initial_reg_state_64: CFLAGS += -Wl,-ereal_start -static 77