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# Copying and distribution of this file, with or without modification,
# are permitted in any medium without royalty provided the copyright
# notice and this notice are preserved. This file is offered as-is,
# without any warranty.
# The package path prefix, if you want to install to another root, set DESTDIR to that root.
PREFIX ?= /usr
# The library path excluding prefix.
LIB ?= /lib
# The resource path excluding prefix.
DATA ?= /share
# The library path including prefix.
LIBDIR ?= $(PREFIX)$(LIB)
# The resource path including prefix.
DATADIR ?= $(PREFIX)$(DATA)
# The generic documentation path including prefix.
DOCDIR ?= $(DATADIR)/doc
# The info manual documentation path including prefix.
INFODIR ?= $(DATADIR)/info
# The license base path including prefix.
LICENSEDIR ?= $(DATADIR)/licenses
# The name of the package as it should be installed.
PKGNAME ?= libgamma
# Enabled warnings.
WARN = -Wall -Wextra -pedantic -Wdouble-promotion -Wformat=2 -Winit-self \
-Wmissing-include-dirs -Wtrampolines -Wfloat-equal -Wshadow \
-Wmissing-prototypes -Wmissing-declarations -Wredundant-decls \
-Wnested-externs -Winline -Wno-variadic-macros -Wsign-conversion \
-Wswitch-default -Wconversion -Wsync-nand -Wunsafe-loop-optimizations \
-Wcast-align -Wstrict-overflow -Wdeclaration-after-statement -Wundef \
-Wbad-function-cast -Wcast-qual -Wwrite-strings -Wlogical-op \
-Waggregate-return -Wstrict-prototypes -Wold-style-definition -Wpacked \
-Wvector-operation-performance -Wunsuffixed-float-constants \
-Wsuggest-attribute=const -Wsuggest-attribute=noreturn \
-Wsuggest-attribute=pure -Wsuggest-attribute=format -Wnormalized=nfkc
# The C standard used in the code.
STD = c99
# Library linking flags for the linker.
LIBS_LD =
# Library linking flags for the C compiler.
LIBS_C =
# Object files for the library.
LIBOBJ = libgamma-facade libgamma-method libgamma-error gamma-helper edid
# Object files for the test.
TESTOBJ = test
# The version of the library.
LIB_MAJOR = 1
LIB_MINOR = 0
LIB_VERSION = $(LIB_MAJOR).$(LIB_MINOR)
# Include configurations from `./configure`.
include .config.mk
# Optimisation level (and debug flags.)
ifeq ($(DEBUG),y)
OPTIMISE = -Og -g
else
OPTIMISE = -Ofast
endif
# C compiler debug flags.
DEBUG_FLAGS =
ifeq ($(DEBUG),y)
DEBUG_FLAGS += -D'DEBUG'
endif
# Options for the C compiler for the test.
TEST_FLAGS = $(OPTIMISE) $(WARN) -std=$(STD) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) \
-ftree-vrp -fstrict-aliasing -fipa-pure-const -fstack-usage \
-fstrict-overflow -funsafe-loop-optimizations -fno-builtin
# Options for the C compiler for the library.
LIB_FLAGS = $(TEST_FLAGS) $(DEBUG_FLAGS) $(DEFINITIONS) -DLIBGAMMA_CONFIG_H
# Build rules.
.PHONY: default
default: lib test info
.PHONY: all
all: lib test doc
.PHONY: lib
lib: bin/libgamma.so.$(LIB_VERSION) bin/libgamma.so.$(LIB_MAJOR) bin/libgamma.so
.PHONY: test
test: bin/test
.PHONY: doc
doc: info pdf dvi ps
bin/libgamma.so.$(LIB_VERSION): $(foreach O,$(LIBOBJ),obj/$(O).o)
mkdir -p $(shell dirname $@)
$(CC) $(LIB_FLAGS) $(LIBS_LD) -shared -Wl,-soname,libgamma.so.$(LIB_MAJOR) -o $@ $^
bin/libgamma.so.$(LIB_MAJOR):
mkdir -p $(shell dirname $@)
ln -s libgamma.so.$(LIB_VERSION) $@
bin/libgamma.so:
mkdir -p $(shell dirname $@)
ln -s libgamma.so.$(LIB_VERSION) $@
obj/%.o: src/%.c src/*.h
mkdir -p $(shell dirname $@)
$(CC) $(LIB_FLAGS) $(LIBS_C) -fPIC -c -o $@ $<
bin/test: $(foreach O,$(TESTOBJ),obj/$(O).o) bin/libgamma.so.$(LIB_VERSION) bin/libgamma.so
mkdir -p $(shell dirname $@)
$(CC) $(TEST_FLAGS) $(LIBS_LD) -Lbin -lgamma -o $@ $(foreach O,$(TESTOBJ),obj/$(O).o)
obj/%.o: test/%.c
mkdir -p $(shell dirname $@)
$(CC) $(TEST_FLAGS) -Isrc -c -o $@ $<
.PHONY: info
info: libgamma.info
%.info: info/%.texinfo info/fdl.texinfo
makeinfo $<
.PHONY: pdf
pdf: libgamma.pdf
%.pdf: info/%.texinfo info/fdl.texinfo
mkdir -p obj
cd obj ; yes X | texi2pdf ../$<
mv obj/$@ $@
.PHONY: dvi
dvi: libgamma.dvi
%.dvi: info/%.texinfo info/fdl.texinfo
mkdir -p obj
cd obj ; yes X | $(TEXI2DVI) ../$<
mv obj/$@ $@
.PHONY: ps
ps: libgamma.ps
%.ps: info/%.texinfo info/fdl.texinfo
mkdir -p obj
cd obj ; yes X | texi2pdf --ps ../$<
mv obj/$@ $@
# Clean rules.
.PHONY: clean
clean:
-rm -rf obj bin libgamma.{info,pdf,ps,dvi}
.PHONY: distclean
distclean: clean
-rm -f .config.mk src/libgamma-config.h
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