tools/testing/selftests/lib.mk

   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.
   3 ifneq ($(LLVM),)
   4 CC := clang
   5 else
   6 CC := $(CROSS_COMPILE)gcc
   7 endif
   8
   9 ifeq (0,$(MAKELEVEL))
  10 OUTPUT := $(shell pwd)
  11 endif
  12
  13 # The following are built by lib.mk common compile rules.
  14 # TEST_CUSTOM_PROGS should be used by tests that require
  15 # custom build rule and prevent common build rule use.
  16 # TEST_PROGS are for test shell scripts.
  17 # TEST_CUSTOM_PROGS and TEST_PROGS will be run by common run_tests
  18 # and install targets. Common clean doesn't touch them.
  19 TEST_GEN_PROGS := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_PROGS))
  20 TEST_GEN_PROGS_EXTENDED := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_PROGS_EXTENDED))
  21 TEST_GEN_FILES := $(patsubst %,$(OUTPUT)/%,$(TEST_GEN_FILES))
  22
  23 all: $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES)
  24
  25 .ONESHELL:
  26 define RUN_TESTS
  27         @test_num=`echo 0`;
  28         @echo "TAP version 13";
  29         @for TEST in $(1); do                           \
  30                 BASENAME_TEST=`basename $$TEST`;        \
  31                 test_num=`echo $$test_num+1 | bc`;      \
  32                 echo "selftests: $$BASENAME_TEST";      \
  33                 echo "========================================";        \
  34                 if [ ! -x $$TEST ]; then        \
  35                         echo "selftests: Warning: file $$BASENAME_TEST is not executable, correct this.";\
  36                         echo "not ok 1..$$test_num selftests: $$BASENAME_TEST [FAIL]"; \
  37                 else                                    \
  38                 if [ "X$(summary)" != "X" ]; then               \
  39                                 cd `dirname $$TEST` > /dev/null; (./$$BASENAME_TEST > /tmp/$$BASENAME_TEST 2>&1 && echo "ok 1..$$test_num selftests: $$BASENAME_TEST [PASS]") || echo "not ok 1..$$test_num selftests:  $$BASENAME_TEST [FAIL]"; cd - > /dev/null;\
  40                         else                            \
  41                                 cd `dirname $$TEST` > /dev/null; (./$$BASENAME_TEST && echo "ok 1..$$test_num selftests: $$BASENAME_TEST [PASS]") || echo "not ok 1..$$test_num selftests:  $$BASENAME_TEST [FAIL]"; cd - > /dev/null;\
  42                         fi;                             \
  43                 fi;                                     \
  44         done;
  45 endef
  46
  47 run_tests: all
  48 ifneq ($(KBUILD_SRC),)
  49         @if [ "X$(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES)" != "X" ]; then
  50                 @rsync -aq $(TEST_PROGS) $(TEST_PROGS_EXTENDED) $(TEST_FILES) $(OUTPUT)
  51         fi
  52         @if [ "X$(TEST_PROGS)" != "X" ]; then
  53                 $(call RUN_TESTS, $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) $(OUTPUT)/$(TEST_PROGS))
  54         else
  55                 $(call RUN_TESTS, $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS))
  56         fi
  57 else
  58         $(call RUN_TESTS, $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) $(TEST_PROGS))
  59 endif
  60
  61 define INSTALL_SINGLE_RULE
  62         $(if $(INSTALL_LIST),@mkdir -p $(INSTALL_PATH))
  63         $(if $(INSTALL_LIST),@echo rsync -a $(INSTALL_LIST) $(INSTALL_PATH)/)
  64         $(if $(INSTALL_LIST),@rsync -a $(INSTALL_LIST) $(INSTALL_PATH)/)
  65 endef
  66
  67 define INSTALL_RULE
  68         $(eval INSTALL_LIST = $(TEST_PROGS)) $(INSTALL_SINGLE_RULE)
  69         $(eval INSTALL_LIST = $(TEST_PROGS_EXTENDED)) $(INSTALL_SINGLE_RULE)
  70         $(eval INSTALL_LIST = $(TEST_FILES)) $(INSTALL_SINGLE_RULE)
  71         $(eval INSTALL_LIST = $(TEST_GEN_PROGS)) $(INSTALL_SINGLE_RULE)
  72         $(eval INSTALL_LIST = $(TEST_CUSTOM_PROGS)) $(INSTALL_SINGLE_RULE)
  73         $(eval INSTALL_LIST = $(TEST_GEN_PROGS_EXTENDED)) $(INSTALL_SINGLE_RULE)
  74         $(eval INSTALL_LIST = $(TEST_GEN_FILES)) $(INSTALL_SINGLE_RULE)
  75 endef
  76
  77 install: all
  78 ifdef INSTALL_PATH
  79         $(INSTALL_RULE)
  80 else
  81         $(error Error: set INSTALL_PATH to use install)
  82 endif
  83
  84 define EMIT_TESTS
  85         @for TEST in $(TEST_GEN_PROGS) $(TEST_CUSTOM_PROGS) $(TEST_PROGS); do \
  86                 BASENAME_TEST=`basename $$TEST`;        \
  87                 echo "(./$$BASENAME_TEST > /tmp/$$BASENAME_TEST 2>&1 && echo \"selftests: $$BASENAME_TEST [PASS]\") || echo \"selftests: $$BASENAME_TEST [FAIL]\""; \
  88         done;
  89 endef
  90
  91 emit_tests:
  92         $(EMIT_TESTS)
  93
  94 # define if isn't already. It is undefined in make O= case.
  95 ifeq ($(RM),)
  96 RM := rm -f
  97 endif
  98
  99 define CLEAN
 100         $(RM) -r $(TEST_GEN_PROGS) $(TEST_GEN_PROGS_EXTENDED) $(TEST_GEN_FILES) $(EXTRA_CLEAN)
 101 endef
 102
 103 clean:
 104         $(CLEAN)
 105
 106 # Enables to extend CFLAGS and LDFLAGS from command line, e.g.
 107 # make USERCFLAGS=-Werror USERLDFLAGS=-static
 108 CFLAGS += $(USERCFLAGS)
 109 LDFLAGS += $(USERLDFLAGS)
 110
 111 # When make O= with kselftest target from main level
 112 # the following aren't defined.
 113 #
 114 ifneq ($(KBUILD_SRC),)
 115 LINK.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)
 116 COMPILE.S = $(CC) $(ASFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c
 117 LINK.S = $(CC) $(ASFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH)
 118 endif
 119
 120 $(OUTPUT)/%:%.c
 121         $(LINK.c) $^ $(LDLIBS) -o $@
 122
 123 $(OUTPUT)/%.o:%.S
 124         $(COMPILE.S) $^ -o $@
 125
 126 $(OUTPUT)/%:%.S
 127         $(LINK.S) $^ $(LDLIBS) -o $@
 128
 129 .PHONY: run_tests all clean install emit_tests