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-rw-r--r--tools/testing/selftests/x86/Makefile53
1 files changed, 31 insertions, 22 deletions
diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile
index ddf63569df5a..5bdb781163d1 100644
--- a/tools/testing/selftests/x86/Makefile
+++ b/tools/testing/selftests/x86/Makefile
@@ -1,4 +1,8 @@
-.PHONY: all all_32 all_64 check_build32 clean run_tests
+all:
+
+include ../lib.mk
+
+.PHONY: all all_32 all_64 warn_32bit_failure clean
TARGETS_C_BOTHBITS := sigreturn single_step_syscall
@@ -7,42 +11,47 @@ BINARIES_64 := $(TARGETS_C_BOTHBITS:%=%_64)
CFLAGS := -O2 -g -std=gnu99 -pthread -Wall
-UNAME_P := $(shell uname -p)
+UNAME_M := $(shell uname -m)
+CAN_BUILD_I386 := $(shell ./check_cc.sh $(CC) trivial_32bit_program.c -m32)
+CAN_BUILD_X86_64 := $(shell ./check_cc.sh $(CC) trivial_64bit_program.c)
-# Always build 32-bit tests
+ifeq ($(CAN_BUILD_I386),1)
all: all_32
+TEST_PROGS += $(BINARIES_32)
+endif
-# If we're on a 64-bit host, build 64-bit tests as well
-ifeq ($(shell uname -p),x86_64)
+ifeq ($(CAN_BUILD_X86_64),1)
all: all_64
+TEST_PROGS += $(BINARIES_64)
endif
-all_32: check_build32 $(BINARIES_32)
+all_32: $(BINARIES_32)
all_64: $(BINARIES_64)
clean:
$(RM) $(BINARIES_32) $(BINARIES_64)
-run_tests:
- ./run_x86_tests.sh
-
$(TARGETS_C_BOTHBITS:%=%_32): %_32: %.c
$(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl
$(TARGETS_C_BOTHBITS:%=%_64): %_64: %.c
$(CC) -m64 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl
-check_build32:
- @if ! $(CC) -m32 -o /dev/null trivial_32bit_program.c; then \
- echo "Warning: you seem to have a broken 32-bit build" 2>&1; \
- echo "environment. If you are using a Debian-like"; \
- echo " distribution, try:"; \
- echo ""; \
- echo " apt-get install gcc-multilib libc6-i386 libc6-dev-i386"; \
- echo ""; \
- echo "If you are using a Fedora-like distribution, try:"; \
- echo ""; \
- echo " yum install glibc-devel.*i686"; \
- exit 1; \
- fi
+# x86_64 users should be encouraged to install 32-bit libraries
+ifeq ($(CAN_BUILD_I386)$(CAN_BUILD_X86_64),01)
+all: warn_32bit_failure
+
+warn_32bit_failure:
+ @echo "Warning: you seem to have a broken 32-bit build" 2>&1; \
+ echo "environment. This will reduce test coverage of 64-bit" 2>&1; \
+ echo "kernels. If you are using a Debian-like distribution," 2>&1; \
+ echo "try:"; 2>&1; \
+ echo ""; \
+ echo " apt-get install gcc-multilib libc6-i386 libc6-dev-i386"; \
+ echo ""; \
+ echo "If you are using a Fedora-like distribution, try:"; \
+ echo ""; \
+ echo " yum install glibc-devel.*i686"; \
+ exit 0;
+endif