1# This mimics the top-level Makefile. We do it explicitly here so that this 2# Makefile can operate with or without the kbuild infrastructure. 3CC := $(CROSS_COMPILE)gcc 4 5ifeq (0,$(MAKELEVEL)) 6 ifneq ($(O),) 7 OUTPUT := $(O) 8 else 9 ifneq ($(KBUILD_OUTPUT),) 10 OUTPUT := $(KBUILD_OUTPUT) 11 else 12 OUTPUT := $(shell pwd) 13 DEFAULT_INSTALL_HDR_PATH := 1 14 endif 15 endif 16endif 17 18# The following are built by lib.mk common compile rules. 19# TEST_CUSTOM_PROGS should be used by tests that require 20# custom build rule and prevent common build rule use. 21# TEST_PROGS are for test shell scripts. 22# TEST_CUSTOM_PROGS and TEST_PROGS will be run by common run_tests 23# and install targets. Common clean doesn't touch them. 24TEST_GEN_PROGS := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_PROGS)) 25TEST_GEN_PROGS_EXTENDED := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_PROGS_EXTENDED)) 26TEST_GEN_FILES := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_FILES)) 27 28ifdef KSFT_KHDR_INSTALL 29top_srcdir ?= ../../../.. 30include $(top_srcdir)/scripts/subarch.include 31ARCH ?= $(SUBARCH) 32 33# set default goal to all, so make without a target runs all, even when 34# all isn't the first target in the file. 35.DEFAULT_GOAL := all 36 37# Invoke headers install with --no-builtin-rules to avoid circular 38# dependency in "make kselftest" case. In this case, second level 39# make inherits builtin-rules which will use the rule generate 40# Makefile.o and runs into 41# "Circular Makefile.o <- prepare dependency dropped." 42# and headers_install fails and test compile fails. 43# O= KBUILD_OUTPUT cases don't run into this error, since main Makefile 44# invokes them as sub-makes and --no-builtin-rules is not necessary, 45# but doesn't cause any failures. Keep it simple and use the same 46# flags in both cases. 47# Note that the support to install headers from lib.mk is necessary 48# when test Makefile is run directly with "make -C". 49# When local build is done, headers are installed in the default 50# INSTALL_HDR_PATH usr/include. 51.PHONY: khdr 52khdr: 53ifndef KSFT_KHDR_INSTALL_DONE 54ifeq (1,$(DEFAULT_INSTALL_HDR_PATH)) 55 make --no-builtin-rules ARCH=$(ARCH) -C $(top_srcdir) headers_install 56else 57 make --no-builtin-rules INSTALL_HDR_PATH=$$OUTPUT/usr \ 58 ARCH=$(ARCH) -C $(top_srcdir) headers_install 59endif 60endif 61 62all: khdr $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) 63else 64all: $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) 65endif 66 67.ONESHELL: 68define RUN_TEST_PRINT_RESULT 69 TEST_HDR_MSG="selftests: "`basename $$PWD`:" $$BASENAME_TEST"; \ 70 echo $$TEST_HDR_MSG; \ 71 echo "========================================"; \ 72 if [ ! -x $$TEST ]; then \ 73 echo "$$TEST_HDR_MSG: Warning: file $$BASENAME_TEST is not executable, correct this.";\ 74 echo "not ok 1..$$test_num $$TEST_HDR_MSG [FAIL]"; \ 75 else \ 76 cd `dirname $$TEST` > /dev/null; \ 77 if [ "X$(summary)" != "X" ]; then \ 78 (./$$BASENAME_TEST > /tmp/$$BASENAME_TEST 2>&1 && \ 79 echo "ok 1..$$test_num $$TEST_HDR_MSG [PASS]") || \ 80 (if [ $$? -eq $$skip ]; then \ 81 echo "not ok 1..$$test_num $$TEST_HDR_MSG [SKIP]"; \ 82 else echo "not ok 1..$$test_num $$TEST_HDR_MSG [FAIL]"; \ 83 fi;) \ 84 else \ 85 (./$$BASENAME_TEST && \ 86 echo "ok 1..$$test_num $$TEST_HDR_MSG [PASS]") || \ 87 (if [ $$? -eq $$skip ]; then \ 88 echo "not ok 1..$$test_num $$TEST_HDR_MSG [SKIP]"; \ 89 else echo "not ok 1..$$test_num $$TEST_HDR_MSG [FAIL]"; \ 90 fi;) \ 91 fi; \ 92 cd - > /dev/null; \ 93 fi; 94endef 95 96define RUN_TESTS 97 @export KSFT_TAP_LEVEL=`echo 1`; \ 98 test_num=`echo 0`; \ 99 skip=`echo 4`; \ 100 echo "TAP version 13"; \ 101 for TEST in $(1); do \ 102 BASENAME_TEST=`basename $$TEST`; \ 103 test_num=`echo $$test_num+1 | bc`; \ 104 $(call RUN_TEST_PRINT_RESULT,$(TEST),$(BASENAME_TEST),$(test_num),$(skip)) \ 105 done; 106endef 107 108run_tests: all 109ifneq ($(KBUILD_SRC),) 110 @if [ "X$(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES)" != "X" ]; then 111 @rsync -aq $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES) $(OUTPUT) 112 fi 113 @if [ "X$(TEST_PROGS)" != "X" ]; then 114 $(call RUN_TESTS, $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) $(OUTPUT)/$(TEST_PROGS)) 115 else 116 $(call RUN_TESTS, $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS)) 117 fi 118else 119 $(call RUN_TESTS, $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) $(TEST_PROGS)) 120endif 121 122define INSTALL_RULE 123 @if [ "X$(TEST_PROGS)$(TEST_PROGS_EXTENDED)$(TEST_FILES)" != "X" ]; then \ 124 mkdir -p ${INSTALL_PATH}; \ 125 echo "rsync -a $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES) $(INSTALL_PATH)/"; \ 126 rsync -a $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES) $(INSTALL_PATH)/; \ 127 fi 128 @if [ "X$(TEST_GEN_PROGS)$(TEST_CUSTOM_PROGS)$(TEST_GEN_PROGS_EXTENDED)$(TEST_GEN_FILES)" != "X" ]; then \ 129 mkdir -p ${INSTALL_PATH}; \ 130 echo "rsync -a $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) $(INSTALL_PATH)/"; \ 131 rsync -a $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) $(INSTALL_PATH)/; \ 132 fi 133endef 134 135install: all 136ifdef INSTALL_PATH 137 $(INSTALL_RULE) 138else 139 $(error Error: set INSTALL_PATH to use install) 140endif 141 142define EMIT_TESTS 143 @test_num=`echo 0`; \ 144 for TEST in $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) $(TEST_PROGS); do \ 145 BASENAME_TEST=`basename $$TEST`; \ 146 test_num=`echo $$test_num+1 | bc`; \ 147 TEST_HDR_MSG="selftests: "`basename $$PWD`:" $$BASENAME_TEST"; \ 148 echo "echo $$TEST_HDR_MSG"; \ 149 if [ ! -x $$TEST ]; then \ 150 echo "echo \"$$TEST_HDR_MSG: Warning: file $$BASENAME_TEST is not executable, correct this.\""; \ 151 echo "echo \"not ok 1..$$test_num $$TEST_HDR_MSG [FAIL]\""; \ 152 else 153 echo "(./$$BASENAME_TEST >> \$$OUTPUT 2>&1 && echo \"ok 1..$$test_num $$TEST_HDR_MSG [PASS]\") || (if [ \$$? -eq \$$skip ]; then echo \"not ok 1..$$test_num $$TEST_HDR_MSG [SKIP]\"; else echo \"not ok 1..$$test_num $$TEST_HDR_MSG [FAIL]\"; fi;)"; \ 154 fi; \ 155 done; 156endef 157 158emit_tests: 159 $(EMIT_TESTS) 160 161# define if isn't already. It is undefined in make O= case. 162ifeq ($(RM),) 163RM := rm -f 164endif 165 166define CLEAN 167 $(RM) -r $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) $(EXTRA_CLEAN) 168endef 169 170clean: 171 $(CLEAN) 172 173# When make O= with kselftest target from main level 174# the following aren't defined. 175# 176ifneq ($(KBUILD_SRC),) 177LINK.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH) 178COMPILE.S = $(CC) $(ASFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c 179LINK.S = $(CC) $(ASFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH) 180endif 181 182# Selftest makefiles can override those targets by setting 183# OVERRIDE_TARGETS = 1. 184ifeq ($(OVERRIDE_TARGETS),) 185$(OUTPUT)/%:%.c 186 $(LINK.c) $^ $(LDLIBS) -o $@ 187 188$(OUTPUT)/%.o:%.S 189 $(COMPILE.S) $^ -o $@ 190 191$(OUTPUT)/%:%.S 192 $(LINK.S) $^ $(LDLIBS) -o $@ 193endif 194 195.PHONY: run_tests all clean install emit_tests 196