123 lines
2.7 KiB
Makefile
123 lines
2.7 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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include ../../scripts/Makefile.include
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include ../../scripts/utilities.mak # QUIET_CLEAN
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ifeq ($(srctree),)
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srctree := $(patsubst %/,%,$(dir $(CURDIR)))
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srctree := $(patsubst %/,%,$(dir $(srctree)))
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srctree := $(patsubst %/,%,$(dir $(srctree)))
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#$(info Determined 'srctree' to be $(srctree))
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endif
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CC ?= $(CROSS_COMPILE)gcc
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AR ?= $(CROSS_COMPILE)ar
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LD ?= $(CROSS_COMPILE)ld
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MAKEFLAGS += --no-print-directory
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INSTALL = install
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# Use DESTDIR for installing into a different root directory.
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# This is useful for building a package. The program will be
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# installed in this directory as if it was the root directory.
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# Then the build tool can move it later.
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DESTDIR ?=
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DESTDIR_SQ = '$(subst ','\'',$(DESTDIR))'
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LIBFILE = $(OUTPUT)libsymbol.a
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CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
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CFLAGS += -ggdb3 -Wall -Wextra -std=gnu11 -U_FORTIFY_SOURCE -fPIC
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ifeq ($(DEBUG),0)
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ifeq ($(CC_NO_CLANG), 0)
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CFLAGS += -O3
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else
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CFLAGS += -O6
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endif
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endif
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ifeq ($(DEBUG),0)
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CFLAGS += -D_FORTIFY_SOURCE
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endif
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# Treat warnings as errors unless directed not to
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ifneq ($(WERROR),0)
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CFLAGS += -Werror
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endif
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CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
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CFLAGS += -I$(srctree)/tools/lib
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CFLAGS += -I$(srctree)/tools/include
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RM = rm -f
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SYMBOL_IN := $(OUTPUT)libsymbol-in.o
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ifeq ($(LP64), 1)
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libdir_relative = lib64
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else
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libdir_relative = lib
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endif
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prefix ?=
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libdir = $(prefix)/$(libdir_relative)
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# Shell quotes
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libdir_SQ = $(subst ','\'',$(libdir))
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all:
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export srctree OUTPUT CC LD CFLAGS V
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include $(srctree)/tools/build/Makefile.include
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include $(srctree)/tools/scripts/Makefile.include
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all: fixdep $(LIBFILE)
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$(SYMBOL_IN): FORCE
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@$(MAKE) $(build)=libsymbol
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$(LIBFILE): $(SYMBOL_IN)
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$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(SYMBOL_IN)
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define do_install_mkdir
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if [ ! -d '$(DESTDIR_SQ)$1' ]; then \
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$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$1'; \
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fi
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endef
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define do_install
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if [ ! -d '$2' ]; then \
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$(INSTALL) -d -m 755 '$2'; \
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fi; \
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$(INSTALL) $1 $(if $3,-m $3,) '$2'
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endef
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install_lib: $(LIBFILE)
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$(call QUIET_INSTALL, $(LIBFILE)) \
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$(call do_install_mkdir,$(libdir_SQ)); \
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cp -fpR $(LIBFILE) $(DESTDIR)$(libdir_SQ)
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HDRS := kallsyms.h
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INSTALL_HDRS_PFX := $(DESTDIR)$(prefix)/include/symbol
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INSTALL_HDRS := $(addprefix $(INSTALL_HDRS_PFX)/, $(HDRS))
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$(INSTALL_HDRS): $(INSTALL_HDRS_PFX)/%.h: %.h
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$(call QUIET_INSTALL, $@) \
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$(call do_install,$<,$(INSTALL_HDRS_PFX)/,644)
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install_headers: $(INSTALL_HDRS)
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$(call QUIET_INSTALL, libsymbol_headers)
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install: install_lib install_headers
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clean:
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$(call QUIET_CLEAN, libsymbol) $(RM) $(LIBFILE); \
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find $(or $(OUTPUT),.) -name \*.o -or -name \*.o.cmd -or -name \*.o.d | xargs $(RM)
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FORCE:
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.PHONY: clean FORCE
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