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Makefile
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Makefile
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# Makefile - Makefile for a Linux module for reading sensor data.
# Copyright (c) 1998, 1999 Frodo Looijaard <[email protected]>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA.
# Everything you may want to change is in the top of this file. Usually, you
# can just use the defaults, fortunately.
# You need a full complement of GNU utilities to run this Makefile
# successfully; most notably, you need GNU make, flex (>= 2.5.1)
# and bison.
# Uncomment the second line if you are a developer. This will enable many
# additional warnings at compile-time
#WARN := 0
WARN := 1
# Uncomment the second line if you want to get (loads of) debug information
# at run-time.
# Not recommended, unless you are actually debugging the code
DEBUG := 0
#DEBUG := 1
# Note that all the installation paths below can also be set on the make
# command line (e.g. "make PREFIX=/usr").
# If you want to install at some other place then at from which you will run
# everything, set DESTDIR to the extra prefix.
DESTDIR :=
# This is the prefix that will be used for almost all directories below.
PREFIX := /usr/local
# Your C compiler
CC := gcc
# This is the directory where sensors3.conf will be installed, if no other
# configuration file is found
ETCDIR := /etc
# You should not need to change this. It is the directory into which the
# library files (both static and shared) will be installed.
LIBDIR := $(PREFIX)/lib
# You should not need to change this. It is the directory into which the
# data files will be installed.
DATADIR := $(PREFIX)/share
# You should not need to change this. It is the directory into which the
# ZSH completion files will be installed.
ZSHCOMPDIR := $(DATADIR)/zsh/site-functions
# You should not need to change this. It is the directory into which the
# executable program files will be installed. BINDIR for programs that are
# also useful for normal users, SBINDIR for programs that can only be run
# by the superuser.
# Note that not all programs in this package are really installed;
# some are just examples. You can always install them by hand, of
# course.
BINDIR := $(PREFIX)/bin
SBINDIR := $(PREFIX)/sbin
# You should not need to change this. It is the basic directory into which
# include files will be installed. The actual directory will be
# $(INCLUDEDIR)/sensors for library include files.
INCLUDEDIR := $(PREFIX)/include
LIBINCLUDEDIR := $(INCLUDEDIR)/sensors
# You should not need to change this. It is the base directory under which the
# manual pages will be installed.
MANDIR := $(PREFIX)/man
ARCH := $(firstword $(subst -, ,$(shell $(CC) -dumpmachine)))
# Extra non-default programs to build; e.g., sensord
#PROG_EXTRA := sensord
# Build and install static library
BUILD_STATIC_LIB := 1
# Build and install shared library
BUILD_SHARED_LIB := 1
# Set these to add preprocessor or compiler flags, or use
# environment variables
# CFLAGS :=
# CPPFLAGS :=
##################################################
# Below this, nothing should need to be changed. #
##################################################
# Note that this is a monolithic Makefile; it calls no sub-Makefiles,
# but instead, it compiles everything right from here. Yes, there are
# some distinct advantages to this; see the following paper for more info:
# http://www.tip.net.au/~millerp/rmch/recu-make-cons-harm.html
# Note that is still uses Makefile fragments in sub-directories; these
# are called 'Module.mk'.
# Within each Module.mk, rules and dependencies can be added to targets
# all, install and clean. Use double colons instead of single ones
# to do this.
# The subdirectories we need to build things in
SRCDIRS := lib prog/debug prog/detect prog/pwm \
prog/sensors ${PROG_EXTRA:%=prog/%} etc
# Only build isadump and isaset on x86 machines.
ifneq (,$(findstring $(ARCH), i386 i486 i586 i686 x86_64))
SRCDIRS += prog/dump
endif
SRCDIRS += lib/test
# Some often-used commands with default options
MKDIR := mkdir -p
RMDIR := rmdir
RM := rm -f
MV := mv -f
BISON := bison
FLEX := flex
AR := ar
INSTALL := install
LN := ln -sf
GREP := grep
AWK := awk
SED := sed
# Determine the default compiler flags
# Set CFLAGS or CPPFLAGS above to add your own flags to all.
# ALLCPPFLAGS/ALLCFLAGS are common flags, plus any user-specified overrides from the environment or make command line.
# PROGCPPFLAGS/PROGCFLAGS is to create regular object files (which are linked into executables).
# ARCPPFLAGS/ARCFLAGS are used to create archive object files (static libraries).
# LIBCPPFLAGS/LIBCFLAGS are for shared library objects.
ALL_CPPFLAGS := -I.
ALL_CFLAGS := -Wall
ifeq ($(DEBUG),1)
ALL_CPPFLAGS += -DDEBUG
ALL_CFLAGS += -O -g
else
ALL_CFLAGS += -O2
endif
ifeq ($(WARN),1)
ALL_CFLAGS += -Wstrict-prototypes -Wshadow -Wpointer-arith -Wcast-qual \
-Wcast-align -Wwrite-strings -Wnested-externs -Winline -W \
-Wmissing-prototypes -Wundef
endif
ALL_CPPFLAGS += $(CPPFLAGS)
ALL_CFLAGS += $(CFLAGS)
PROGCPPFLAGS := -DETCDIR="\"$(ETCDIR)\"" $(ALL_CPPFLAGS)
PROGCFLAGS := $(ALL_CFLAGS)
ARCPPFLAGS := -DETCDIR="\"$(ETCDIR)\"" $(ALL_CPPFLAGS)
ARCFLAGS := $(ALL_CFLAGS)
LIBCPPFLAGS := -DETCDIR="\"$(ETCDIR)\"" $(ALL_CPPFLAGS)
LIBCFLAGS := -fpic -D_REENTRANT $(ALL_CFLAGS)
ALL_LDFLAGS := $(LDFLAGS)
EXLDFLAGS := -Wl,-rpath,$(LIBDIR) $(ALL_LDFLAGS)
.PHONY: all user clean install user_install uninstall user_uninstall
# Make all the default rule
all::
# Include all makefiles for sub-modules
INCLUDEFILES :=
include $(patsubst %,%/Module.mk,$(SRCDIRS))
ifneq ($(MAKECMDGOALS),clean)
ifneq ($(MAKECMDGOALS),uninstall)
ifneq ($(MAKECMDGOALS),user_uninstall)
ifneq ($(MAKECMDGOALS),help)
include $(INCLUDEFILES)
endif
endif
endif
endif
# Man pages
MANPAGES := $(LIBMAN3FILES) $(LIBMAN5FILES) $(PROGDETECTMAN8FILES) $(PROGDUMPMAN8FILES) \
$(PROGSENSORSMAN1FILES) $(PROGPWMMAN8FILES) prog/sensord/sensord.8
check:: test
test:: shellcheck perlcheck test-sensors test-lib
shellcheck::
shellcheck $(SHELLCHECKFILES)
perlcheck::
for i in $(PERL_SOURCES) ; do perl -c $$i ; done
test-lib:: lib/test/test-scanner
cd lib/test ; ./test-scanner.pl
test-sensors:: prog/sensors/sensors
LD_LIBRARY_PATH=lib SENSORS_SYSFS_ROOT=prog/sensors/test/data/laptop prog/sensors/sensors -c /dev/null -J | jq -S | diff -u prog/sensors/test/data/laptop.json -
LD_LIBRARY_PATH=lib SENSORS_SYSFS_ROOT=prog/sensors/test/data/laptop prog/sensors/sensors -c /dev/null -J -f | jq -S | diff -u prog/sensors/test/data/laptop.f.json -
user ::
user_install::
@echo "*** Important notes:"
@echo "*** * The libsensors configuration file ($(ETCDIR)/sensors3.conf) is never"
@echo "*** overwritten by our installation process, so that you won't lose"
@echo "*** your personal settings in that file. You still can get our latest"
@echo "*** default config file in etc/sensors.conf.default and manually copy"
@echo "*** it to $(ETCDIR)/sensors3.conf if you want. You will then want to"
@echo "*** edit it to fit your needs again."
@echo "*** * The format of $(ETCDIR)/sensors3.conf changed with lm-sensors 3.0.0."
@echo "*** If you have a custom configuration file using the old format, you"
@echo "*** can convert it using the sensors-conf-convert script. Otherwise just"
@echo "*** overwrite your old configuration file with the new default one."
@echo "*** * As of lm-sensors 3.1.0, the default configuration file only"
@echo "*** contains statements which do not depend on how chips are wired."
@echo "*** If you miss parts of the bigger configuration file that used to be"
@echo "*** the default, copy the relevant parts from etc/sensors.conf.eg to"
@echo "*** $(ETCDIR)/sensors3.conf."
all :: user
install :: all user_install
clean::
$(RM) lm_sensors-* lex.backup
user_uninstall::
uninstall :: user_uninstall
help:
@echo 'Make targets are:'
@echo ' all (default): build library and userspace programs'
@echo ' install: install library and userspace programs'
@echo ' uninstall: uninstall library and userspace programs'
@echo ' clean: cleanup'
# Generate html man pages to be copied to the lm_sensors website.
# This uses the man2html from here
# http://ftp.math.utah.edu/pub/sgml/
# which works directly from the nroff source
manhtml:
$(MKDIR) html
cp $(MANPAGES) html
cd html ; \
export LOGNAME=sensors ; \
export HOSTNAME=hwmon.wiki.kernel.org ; \
man2html *.[1-8] ; \
$(RM) *.[1-8]
# Here, we define all implicit rules we want to use.
.SUFFIXES:
# We need to create dependency files. Tricky. The sed rule puts dir/file.d and
# dir/file.c in front of the dependency file rule.
# .ro files are used for programs (as opposed to modules)
%.ro: %.c
$(CC) $(PROGCPPFLAGS) $(PROGCFLAGS) -c $< -o $@
%.rd: %.c
$(CC) -M -MG $(PROGCPPFLAGS) $(PROGCFLAGS) $< | \
$(SED) -e 's@^\(.*\)\.o:@$*.rd $*.ro: Makefile '`dirname $*.rd`/Module.mk' @' > $@
# .ao files are used for static archives
%.ao: %.c
$(CC) $(ARCPPFLAGS) $(ARCFLAGS) -c $< -o $@
%.ad: %.c
$(CC) -M -MG $(ARCPPFLAGS) $(ARCFLAGS) $< | \
$(SED) -e 's@^\(.*\)\.o:@$*.ad $*.ao: Makefile '`dirname $*.ad`/Module.mk' @' > $@
# .lo files are used for shared libraries
%.lo: %.c
$(CC) $(LIBCPPFLAGS) $(LIBCFLAGS) -c $< -o $@
%.ld: %.c
$(CC) -M -MG $(LIBCPPFLAGS) $(LIBCFLAGS) $< | \
$(SED) -e 's@^\(.*\)\.o:@$*.ld $*.lo: Makefile '`dirname $*.ld`/Module.mk' @' > $@
# Flex and Bison
%.c: %.y
@if ! command -v $(BISON) 2> /dev/null ; then \
echo "Please install $(BISON), then run \"make clean\" and try again" ; \
false ; \
fi
$(BISON) -p sensors_yy -d $< -o $@
ifeq ($(DEBUG),1)
FLEX_FLAGS := -Psensors_yy -b -Cfe -8
else
FLEX_FLAGS := -Psensors_yy -Cfe -8
endif
%.c: %.l
@if ! command -v $(FLEX) 2> /dev/null ; then \
echo "Please install $(FLEX), then run \"make clean\" and try again" ; \
false ; \
fi
$(FLEX) $(FLEX_FLAGS) -o $@ $<