# SPDX-License-Identifier: BSD-2-Clause-Patent
#
# test.mk - makefile to make local test programs
#

.SUFFIXES:

include Make.defaults

CC = gcc
VALGRIND ?=
DEBUG_PRINTS ?= 0
OPTIMIZATIONS=-O2 -ggdb
CFLAGS_LTO =
CFLAGS_GCOV =
CFLAGS = $(OPTIMIZATIONS) -std=gnu11 \
	 -isystem $(TOPDIR)/include/system \
	 $(EFI_INCLUDES) \
	 -Iinclude -iquote . \
	 -isystem /usr/include \
	 -isystem $(shell $(CC) $(ARCH_CFLAGS) -print-file-name=include) \
	 $(ARCH_CFLAGS) \
	 $(CFLAGS_LTO) \
	 $(CFLAGS_GCOV) \
	 -fshort-wchar \
	 -fno-builtin \
	 -rdynamic \
	 -fno-inline \
	 -fno-eliminate-unused-debug-types \
	 -fno-eliminate-unused-debug-symbols \
	 -gpubnames \
	 -grecord-gcc-switches \
	 $(if $(findstring clang,$(CC)),-Wno-unknown-warning-option) \
	 $(DEFAULT_WARNFLAGS) \
	 -Wsign-compare \
	 -Wno-deprecated-declarations \
	 $(if $(findstring gcc,$(CC)),-Wno-unused-but-set-variable) \
	 -Wno-unused-variable \
	 -Wno-pointer-sign \
	 $(DEFAULT_WERRFLAGS) \
	 -Werror=nonnull \
	 $(shell $(CC) -Werror=nonnull-compare -E -x c /dev/null >/dev/null 2>&1 && echo -Werror=nonnull-compare) \
	 $(ARCH_DEFINES) \
	 -DEFI_FUNCTION_WRAPPER \
	 -DGNU_EFI_USE_MS_ABI -DPAGE_SIZE=4096 \
	 -DSHIM_UNIT_TEST \
	 "-DDEFAULT_DEBUG_PRINT_STATE=$(DEBUG_PRINTS)"

# On some systems (e.g. Arch Linux), limits.h is in the "include-fixed" instead
# of the "include" directory
CFLAGS += -isystem $(shell $(CC) $(ARCH_CFLAGS) -print-file-name=include-fixed)

# And on Debian also check the multi-arch include path
CFLAGS += -isystem /usr/include/$(shell $(CC) $(ARCH_CFLAGS) -print-multiarch)

export CFLAGS_LTO CFLAGS_GCOV

libefi-test.a :
	$(MAKE) -C gnu-efi \
		COMPILER="$(COMPILER)" \
		CC="$(CC)" \
		ARCH=$(ARCH_GNUEFI) \
		TOPDIR=$(TOPDIR)/gnu-efi \
		CFLAGS_LTO="$(CFLAGS_LTO)" \
		CFLAGS_GCOV="$(CFLAGS_GCOV)" \
		-f $(TOPDIR)/gnu-efi/Makefile \
		clean lib
	mv gnu-efi/$(ARCH)/lib/libefi.a $@
	$(MAKE) -C gnu-efi \
		COMPILER="$(COMPILER)" \
		ARCH=$(ARCH_GNUEFI) \
		TOPDIR=$(TOPDIR)/gnu-efi \
		CFLAGS_LTO="$(CFLAGS_LTO)" \
		CFLAGS_GCOV="$(CFLAGS_GCOV)" \
		-f $(TOPDIR)/gnu-efi/Makefile \
		clean

test-random.h:
	dd if=/dev/urandom bs=512 count=17 status=none | ( \
		echo "unsigned char random_bin[] = {" ; \
		xxd -i - ; \
		echo "};" ; \
		echo "unsigned int random_bin_len = 8704;" ; \
	) > test-random.h

$(wildcard test-*.c) :: %.c : test-random.h
$(patsubst %.c,%,$(wildcard test-*.c)) :: | test-random.h
$(patsubst %.c,%.o,$(wildcard test-*.c)) : | test-random.h

test-load-options_FILES = lib/guid.c
test-load-options : CFLAGS+=-DHAVE_SHIM_LOCK_GUID

test-mock-variables_FILES = mok.c globals.c tpm.c lib/guid.c lib/variables.c mock-variables.c
test-mock-variables: CFLAGS+=-DHAVE_SHIM_LOCK_GUID

test-mok-mirror_FILES = mok.c globals.c tpm.c lib/guid.c lib/variables.c mock-variables.c
test-mok-mirror: CFLAGS+=-DHAVE_START_IMAGE -DHAVE_SHIM_LOCK_GUID

test-sbat_FILES = csv.c lib/variables.c lib/guid.c sbat_var.S mock-variables.c
test-sbat :: CFLAGS+=-DHAVE_GET_VARIABLE -DHAVE_GET_VARIABLE_ATTR -DHAVE_SHIM_LOCK_GUID

test-pe-relocate_FILES = globals.c
test-pe-relocate :: CFLAGS+=-DHAVE_SHIM_LOCK_GUID

test-str_FILES = lib/string.c

tests := $(patsubst %.c,%,$(wildcard test-*.c))

$(tests) :: test-% : | libefi-test.a

$(tests) :: test-% : test.c test-%.c $(test-%_FILES)
	$(CC) $(CFLAGS) -o $@ $(sort $^ $(wildcard $*.c) $(test-$*_FILES)) libefi-test.a -lefivar
	$(VALGRIND) ./$@

test : $(tests)
	$(MAKE) -f include/test.mk test-clean

test-lto : CFLAGS_LTO+=-flto
test-lto : $(tests)
	$(MAKE) -f include/test.mk test-clean

test-coverage : CFLAGS_GCOV+=--coverage
test-coverage : $(tests)

test-clean :
	@rm -vf test-random.h libefi-test.a
	@rm -vf *.gcda *.gcno *.gcov vgcore.*

clean : test-clean

all : test-clean test

.PHONY: $(tests) all test clean

# vim:ft=make