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|
# GMPAda, binding to the Ada Language for the GNU MultiPrecision library.
# Copyright (C) 2007-2022 Nicolas Boulenguez <nicolas.boulenguez@free.fr>
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
########################
# Global configuration #
########################
LIB_NAME := gmpada
################################
# Build and test configuration #
################################
# For build flags:
# * settings from the environment are appended and take precedence.
# * Settings from the command line fully replace the default.
# Option for the Ada compiler
ADAFLAGS := -g -O2 -gnataEfnoqQ -gnatVa -Wall -Wextra -gnatw.eH.Y \
-gnatyBdIoOSuxy $(ADAFLAGS)
# Options for the C and C++ preprocessors
CPPFLAGS ?=
# Options for the C compiler
CFLAGS := -g -O2 -Wall -Wextra -pedantic $(CFLAGS)
# Options for the C++ compiler
CXXFLAGS := -Wall -Wextra $(CXXFLAGS)
# Options for the linker
LDFLAGS := -Wl,--as-needed -Wl,--no-allow-shlib-undefined \
-Wl,--no-copy-dt-needed-entries -Wl,--no-undefined $(LDFLAGS)
# Options for gnatmake
GNATMAKE_OPTIONS ?=
# A -j option in GNATMAKEFLAGS will be more efficient and produce
# readable logs. Never allow make -j to interfer.
.NOTPARALLEL:
# We want the same compiler for C, C++ and Ada, so the default value
# from Make is not sufficient. The following works on Debian but will
# probably require a command line override in other contexts.
GNATMAKE := gnatmake
gnat_version := $(shell $(GNATMAKE) --version | sed 's/.* \([0-9]\+\).*/\1/;q')
CC := gcc-$(gnat_version)
CXX := g++-$(gnat_version)
# Objects for the linker (FOO.o, libFOO.a, libFOO.so or -lFOO)
# The order may matter with --as-needed.
LDLIBS := -lgmp $(LDLIBS)
##############################
# Installation configuration #
##############################
prefix := /usr
datarootdir := $(prefix)/share
libdir := $(prefix)/lib
# The sources files are installed into a LIB_NAME subdirectory of
SRC_DIR := $(datarootdir)/ada/adainclude
# A LIB_NAME.gpr project convenient for library usage is installed into
gnat_project := $(LIB_NAME).gpr
GPR_DIR := $(datarootdir)/gpr
# The content of this file ignores DESTDIR.
# The GNAT ALI files are installed into a LIB_NAME subdirectory of
ALI_DIR := $(libdir)/ada/adalib
# The static archive is installed into
static_library := lib$(LIB_NAME).a
A_DIR := $(libdir)
# The shared library is installed into
SOVERSION := 2
shared_object_name := lib$(LIB_NAME).so.$(SOVERSION)
shared_library := $(shared_object_name)
development_link := lib$(LIB_NAME).so
SO_DIR := $(libdir)
# DESTDIR allows staged installs. It is prefixed to actual
# installation paths but ignored otherwise.
#########
# Rules #
#########
ada_units := $(wildcard src/*.adb) \
src/gmp.ads \
src/gmp-h.ads \
src/gnu_multiple_precision-text_io.ads \
src/gnu_multiple_precision-wide_text_io.ads \
src/gnu_multiple_precision-wide_wide_text_io.ads
# Default target is:
.PHONY: build
build: obj/$(shared_library) obj/$(static_library) obj/$(gnat_project)
# Phony so that GNATMAKE deals with Ada dependencies, not MAKE.
.PHONY: obj/$(shared_library)
obj/$(shared_library): src/gmp-h.ads obj-dynamic/gmp_macros.o | obj obj-dynamic
$(GNATMAKE) -c $(ada_units) -D obj-dynamic $(GNATMAKE_OPTIONS) \
-cargs $(ADAFLAGS) -fPIC
$(CC) -shared -o $@ -Wl,-soname,$(shared_object_name) \
obj-dynamic/*.o $(LDFLAGS) -lgnat-$(gnat_version) $(LDLIBS)
.PHONY: obj/$(static_library)
obj/$(static_library): src/gmp-h.ads obj-static/gmp_macros.o | obj obj-static
$(GNATMAKE) -c $(ada_units) -D obj-static $(GNATMAKE_OPTIONS) \
-cargs $(ADAFLAGS)
ar cr $@ obj-static/*.o
ranlib $@
obj-dynamic/gmp_macros.o: src/gmp_macros.c | obj-dynamic
$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@ -fPIC
obj-static/gmp_macros.o: src/gmp_macros.c | obj-static
$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
obj/$(gnat_project): template_for_installed_project | obj
sed \
-e '/@LDLIBS@/{s||$(patsubst %,"%",$(LDLIBS))|;s/" "/", "/g}' \
$(foreach v,ALI_DIR LIB_NAME SO_DIR SRC_DIR,-e "s|@$(v)@|$($(v))|") \
$< > $@
src/gmp-h.ads: gmp-h.ads.sed | obj
echo '#include <gmp.h>' > obj/tmp.h
cd obj && $(CXX) $(CPPFLAGS) $(CXXFLAGS) --dump-ada-spec tmp.h
sed -f $< obj/*_gmp_h.ads > $@
# Uncomment this when debugging a new version
# diff -u obj/*_gmp_h.ads $@ | less
obj obj-dynamic obj-static:
mkdir $@
clean::
rm -f src/gmp-h.ads
rm -fr obj obj-dynamic obj-static
find -name "*~" -delete
######################################################################
.PHONY: test
test: | demo-dynamic demo-static
$(MAKE) install DESTDIR=demo-install
$(GNATMAKE) demo.adb \
-o demo-dynamic/demo -D demo-dynamic $(GNATMAKE_OPTIONS) \
-aIdemo-install$(SRC_DIR)/$(LIB_NAME) \
-aOdemo-install$(ALI_DIR)/$(LIB_NAME) \
-cargs $(ADAFLAGS) -gnata \
-largs $(LDFLAGS) demo-install$(SO_DIR)/$(development_link) $(LDLIBS)
LD_LIBRARY_PATH=demo-install$(SO_DIR) demo-dynamic/demo
$(GNATMAKE) demo.adb \
-o demo-static/demo -D demo-static $(GNATMAKE_OPTIONS) \
-aIdemo-install$(SRC_DIR)/$(LIB_NAME) \
-aOdemo-install$(ALI_DIR)/$(LIB_NAME) \
-cargs $(ADAFLAGS) -gnata \
-largs $(LDFLAGS) demo-install$(A_DIR)/$(static_library) $(LDLIBS)
demo-static/demo
$(MAKE) uninstall DESTDIR=demo-install
test `find demo-install -type f | wc -l` = 0
demo-dynamic demo-static:
mkdir $@
clean::
rm -f b~demo.adb b~demo.ads b~demo.ali b~demo.o
rm -fr demo-dynamic demo-install demo-static
######################################################################
.PHONY: install
install: build
install -m644 -Dt$(DESTDIR)$(SRC_DIR)/$(LIB_NAME) src/*
install -m644 -Dt$(DESTDIR)$(GPR_DIR) obj/$(gnat_project)
install -m444 -Dt$(DESTDIR)$(ALI_DIR)/$(LIB_NAME) obj-dynamic/*.ali
install -m644 -Dt$(DESTDIR)$(A_DIR) obj/$(static_library)
install -m644 -Dt$(DESTDIR)$(SO_DIR) obj/$(shared_library)
ln -fs $(shared_library) $(DESTDIR)$(SO_DIR)/$(development_link)
.PHONY: uninstall
uninstall:
rm -fr $(DESTDIR)$(SRC_DIR)/$(LIB_NAME) \
$(DESTDIR)$(ALI_DIR)/$(LIB_NAME)
rm -f $(DESTDIR)$(GPR_DIR)/$(gnat_project) \
$(DESTDIR)$(A_DIR)/$(static_library) \
$(DESTDIR)$(SO_DIR)/$(shared_library) \
$(DESTDIR)$(SO_DIR)/$(development_link)
######################################################################
.PHONY: clean
|
