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mirror of https://review.coreboot.org/flashrom.git synced 2025-04-27 07:02:34 +02:00

Makefile: Revise C compiler check

Clean up the compiler target by outsourcing the test to an own variable.
Change the print output and don't write to the build-details file.

This is in preparation for further changes.

Change-Id: I3d6f08ef030744c772b4ec0dc2c9e614fb90461d
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/58616
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
This commit is contained in:
Thomas Heijligen 2021-10-26 11:26:32 +02:00 committed by Nico Huber
parent fac2bfe54c
commit 36fa20d176
3 changed files with 14 additions and 15 deletions

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@ -158,6 +158,8 @@ ifeq ($(findstring MINGW, $(HOST_OS)), MINGW)
CC = gcc
endif
CC_WORKING := $(call c_compile_test, Makefile.d/cc_test.c)
# Determine the destination OS, architecture and endian
# IMPORTANT: The following lines must be placed before TARGET_OS, ARCH or ENDIAN
# is ever used (of course), but should come after any lines setting CC because
@ -887,13 +889,10 @@ strip: $(PROGRAM)$(EXEC_SUFFIX)
# to environment variables and are referenced with $$<varname> later
compiler: featuresavailable
@printf "Checking for a C compiler... " | tee -a $(BUILD_DETAILS_FILE)
@echo "$$COMPILER_TEST" > .test.c
@printf "\nexec: %s\n" "$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) .test.c -o .test$(EXEC_SUFFIX)" >>$(BUILD_DETAILS_FILE)
@{ { { { { $(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) .test.c -o .test$(EXEC_SUFFIX) >&2 && \
echo "found." || { echo "not found."; \
rm -f .test.c .test$(EXEC_SUFFIX); exit 1; }; } 2>>$(BUILD_DETAILS_FILE); echo $? >&3 ; } | tee -a $(BUILD_DETAILS_FILE) >&4; } 3>&1;} | { read rc ; exit ${rc}; } } 4>&1
@rm -f .test.c .test$(EXEC_SUFFIX)
@echo -n "C compiler found: "
@if [ $(CC_WORKING) = yes ]; \
then $(CC) --version 2>/dev/null | head -1; \
else echo no; echo Aborting.; exit 1; fi
@echo Target arch is $(ARCH)
@if [ $(ARCH) = unknown ]; then echo Aborting.; exit 1; fi
@echo Target OS is $(TARGET_OS)

6
Makefile.d/cc_test.c Normal file
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@ -0,0 +1,6 @@
int main(int argc, char **argv)
{
(void)argc;
(void)argv;
return 0;
}

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@ -36,15 +36,9 @@ define c_macro_test
$(strip $(shell $(CC) -E $1 2>/dev/null | tail -1 | tr -d '"'))
endef
define COMPILER_TEST
int main(int argc, char **argv)
{
(void) argc;
(void) argv;
return 0;
}
define c_compile_test
$(shell $(CC) -c -Wall -Werror -o /dev/null $1 2>/dev/null && echo yes || echo no)
endef
export COMPILER_TEST
define LIBPCI_TEST
/* Avoid a failing test due to libpci header symbol shadowing breakage */