[thirdparty/man-pages.git] / share / mk / configure / build-depends / gcc / cc.mk

# Copyright 2024, Alejandro Colomar <alx@kernel.org>
# SPDX-License-Identifier: LGPL-3.0-only WITH LGPL-3.0-linking-exception


ifndef MAKEFILE_CONFIGURE_BUILD_DEPENDS_GCC_CC_INCLUDED
MAKEFILE_CONFIGURE_BUILD_DEPENDS_GCC_CC_INCLUDED := 1


include $(MAKEFILEDIR)/configure/build-depends/coreutils/echo.mk
include $(MAKEFILEDIR)/configure/build-depends/grep/grep.mk
include $(MAKEFILEDIR)/configure/build-depends/sed/sed.mk


CC := gcc


CC_VENDOR := \
	$(shell \
		$(CC) -v 2>&1 \
		| $(SED) -n '1p;$$p' \
		| $(SED) '/gcc version/s/.*/gcc/' \
		| $(SED) '/clang version/s/.*/clang/' \
		| $(SED) '/Apple LLVM version/s/.*/clang/' \
		| $(GREP) -e '^gcc$$' -e '^clang$$' \
		|| $(ECHO) unknown; \
	)


COMMON_CFLAGS := \
	-O3 \
	-flto \
	-Wall \
	-Wextra \
	-Werror \
	-Wstrict-prototypes \
	-Wdeclaration-after-statement \
	-Wno-error=unused-parameter \
	-Wno-error=sign-compare \
	-Wno-error=format \
	-Wno-error=uninitialized


GCC_CFLAGS := -fanalyzer


CLANG_CFLAGS := \
	-Weverything \
	-Wno-unsafe-buffer-usage


DEFAULT_CFLAGS := $(COMMON_CFLAGS)

ifeq ($(CC_VENDOR),gcc)
DEFAULT_CFLAGS += $(GCC_CFLAGS)
else ifeq ($(CC_VENDOR),clang)
DEFAULT_CFLAGS += $(CLANG_CFLAGS)
endif

EXTRA_CFLAGS   :=
CFLAGS         := $(DEFAULT_CFLAGS) $(EXTRA_CFLAGS)


endif  # include guard
Commit	Line	Data
b00b746f	1	# Copyright 2024, Alejandro Colomar <alx@kernel.org>
546141e1 AC	2	# SPDX-License-Identifier: LGPL-3.0-only WITH LGPL-3.0-linking-exception
	3
	4
16322535 AC	5	ifndef MAKEFILE_CONFIGURE_BUILD_DEPENDS_GCC_CC_INCLUDED
16322535 AC	6	MAKEFILE_CONFIGURE_BUILD_DEPENDS_GCC_CC_INCLUDED := 1
546141e1 AC	7
546141e1 AC	8
16322535 AC	9	include $(MAKEFILEDIR)/configure/build-depends/coreutils/echo.mk
	10	include $(MAKEFILEDIR)/configure/build-depends/grep/grep.mk
	11	include $(MAKEFILEDIR)/configure/build-depends/sed/sed.mk
546141e1 AC	12
	13
	14	CC := gcc
	15
	16
	17	CC_VENDOR := \
	18	$(shell \
	19	$(CC) -v 2>&1 \
	20	\| $(SED) -n '1p;$$p' \
	21	\| $(SED) '/gcc version/s/.*/gcc/' \
	22	\| $(SED) '/clang version/s/.*/clang/' \
	23	\| $(SED) '/Apple LLVM version/s/.*/clang/' \
	24	\| $(GREP) -e '^gcc$$' -e '^clang$$' \
	25	\|\| $(ECHO) unknown; \
	26	)
	27
	28
	29	COMMON_CFLAGS := \
	30	-O3 \
	31	-flto \
	32	-Wall \
	33	-Wextra \
	34	-Werror \
	35	-Wstrict-prototypes \
	36	-Wdeclaration-after-statement \
	37	-Wno-error=unused-parameter \
	38	-Wno-error=sign-compare \
	39	-Wno-error=format \
	40	-Wno-error=uninitialized
	41
	42
	43	GCC_CFLAGS := -fanalyzer
	44
	45
4d1b426e AC	46	CLANG_CFLAGS := \
	47	-Weverything \
	48	-Wno-unsafe-buffer-usage
546141e1 AC	49
	50
	51	DEFAULT_CFLAGS := $(COMMON_CFLAGS)
	52
	53	ifeq ($(CC_VENDOR),gcc)
	54	DEFAULT_CFLAGS += $(GCC_CFLAGS)
	55	else ifeq ($(CC_VENDOR),clang)
	56	DEFAULT_CFLAGS += $(CLANG_CFLAGS)
	57	endif
	58
	59	EXTRA_CFLAGS :=
	60	CFLAGS := $(DEFAULT_CFLAGS) $(EXTRA_CFLAGS)
	61
	62
	63	endif # include guard