tools/lib/subcmd/Makefile

Source file repositories/reference/linux-study-clean/tools/lib/subcmd/Makefile

File Facts

System
Linux kernel
Corpus path
tools/lib/subcmd/Makefile
Extension
[no extension]
Size
2798 bytes
Lines
121
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: build/configuration rule
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: GPL-2.0
include ../../scripts/Makefile.include
include ../../scripts/utilities.mak		# QUIET_CLEAN

ifeq ($(srctree),)
srctree := $(patsubst %/,%,$(dir $(CURDIR)))
srctree := $(patsubst %/,%,$(dir $(srctree)))
srctree := $(patsubst %/,%,$(dir $(srctree)))
#$(info Determined 'srctree' to be $(srctree))
endif

CC ?= $(CROSS_COMPILE)gcc
LD ?= $(CROSS_COMPILE)ld
AR ?= $(CROSS_COMPILE)ar

RM = rm -f

MAKEFLAGS += --no-print-directory

INSTALL = install

# Use DESTDIR for installing into a different root directory.
# This is useful for building a package. The program will be
# installed in this directory as if it was the root directory.
# Then the build tool can move it later.
DESTDIR ?=
DESTDIR_SQ = '$(subst ','\'',$(DESTDIR))'

LIBFILE = $(OUTPUT)libsubcmd.a

CFLAGS := -ggdb3 -Wall -Wextra -std=gnu99 -fPIC

ifeq ($(DEBUG),0)
  ifeq ($(feature-fortify-source), 1)
    CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
  endif
endif

ifeq ($(DEBUG),1)
  CFLAGS += -O0
else
  CFLAGS += -O3
endif

# Treat warnings as errors unless directed not to
ifneq ($(WERROR),0)
  CFLAGS += -Werror
endif

CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE

CFLAGS += -I$(srctree)/tools/include/

CFLAGS += $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)

SUBCMD_IN := $(OUTPUT)libsubcmd-in.o

ifeq ($(LP64), 1)
  libdir_relative = lib64
else
  libdir_relative = lib
endif

prefix ?=
libdir = $(prefix)/$(libdir_relative)

# Shell quotes
libdir_SQ = $(subst ','\'',$(libdir))

all:

Annotation

Implementation Notes