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#
# Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
# (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
#
# This file is part of lsp-dsp-units
#
# lsp-dsp-units is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# any later version.
#
# lsp-dsp-units 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with lsp-dsp-units. If not, see <https://www.gnu.org/licenses/>.
#
# Determine tools
X_PHP_TOOL := php
ifeq ($(PLATFORM),OpenBSD)
X_CC_TOOL := egcc
X_CXX_TOOL := eg++
X_AS_TOOL := gas
X_AR_TOOL := ar
X_LD_TOOL := ld
X_PKG_CONFIG := pkg-config
else
X_CC_TOOL := gcc
X_CXX_TOOL := g++
X_AS_TOOL := as
X_AR_TOOL := ar
X_LD_TOOL := ld
X_PKG_CONFIG := pkg-config
endif
X_GIT_TOOL := git
X_INSTALL_TOOL := install
# Define tool variables for (cross) build
CC ?= $(X_CC_TOOL)
CXX ?= $(X_CXX_TOOL)
AS ?= $(X_AS_TOOL)
AR ?= $(X_AR_TOOL)
LD ?= $(X_LD_TOOL)
PHP ?= $(X_PHP_TOOL)
PKG_CONFIG ?= $(X_PKG_CONFIG)
# Define tool variables for host build
HOST_CC ?= $(CC)
HOST_CXX ?= $(CXX)
HOST_AS ?= $(AS)
HOST_AR ?= $(AR)
HOST_LD ?= $(LD)
HOST_PHP ?= $(PHP)
HOST_PKG_CONFIG ?= $(PKG_CONFIG)
# Miscellaneous tools
GIT ?= $(X_GIT_TOOL)
INSTALL ?= $(X_INSTALL_TOOL)
# Patch flags and tools for (cross) build
FLAG_RELRO = -Wl,-z,relro,-z,now
FLAG_STDLIB =
CFLAGS_EXT = $(ARCHITECTURE_CFLAGS)
CXXFLAGS_EXT = $(ARCHITECTURE_CFLAGS)
EXE_FLAGS_EXT = $(ARCHITECTURE_CFLAGS)
SO_FLAGS_EXT = $(ARCHITECTURE_CFLAGS)
LDFLAGS_EXT = $(ARCHITECTURE_LDFLAGS)
ifeq ($(PLATFORM),Solaris)
FLAG_RELRO =
LD = gld
else ifeq ($(PLATFORM),Windows)
FLAG_RELRO =
FLAG_STDLIB =
EXE_FLAGS_EXT += -static-libgcc -static-libstdc++
SO_FLAGS_EXT += -static-libgcc -static-libstdc++
LDFLAGS_EXT += -T $(CURDIR)/make/ld-windows.script
else ifeq ($(PLATFORM),BSD)
EXE_FLAGS_EXT += -L/usr/local/lib
SO_FLAGS_EXT += -L/usr/local/lib
endif
ifeq ($(DEBUG),1)
CFLAGS_EXT += -Og -g3 -DLSP_DEBUG
CXXFLAGS_EXT += -Og -g3 -DLSP_DEBUG
else
CFLAGS_EXT += -O2
CXXFLAGS_EXT += -O2
endif
ifeq ($(PROFILE),1)
CFLAGS_EXT += -pg -DLSP_PROFILE
CXXFLAGS_EXT += -pg -DLSP_PROFILE
endif
ifeq ($(TRACE),1)
CFLAGS_EXT += -DLSP_TRACE
CXXFLAGS_EXT += -DLSP_TRACE
endif
ifeq ($(TEST),1)
CFLAGS_EXT += -DLSP_TESTING
CXXFLAGS_EXT += -DLSP_TESTING
EXPORT_SYMBOLS ?= 1
else
ifeq ($(ARTIFACT_EXPORT_SYMBOLS),1)
EXPORT_SYMBOLS ?= 1
else
EXPORT_SYMBOLS ?= 0
endif
endif
ifneq ($(EXPORT_SYMBOLS),1)
CFLAGS_EXT += -fvisibility=hidden
CXXFLAGS_EXT += -fvisibility=hidden
endif
ifneq ($(ARTIFACT_EXPORT_HEADERS),0)
INSTALL_HEADERS ?= 1
else
INSTALL_HEADERS ?= 0
endif
# Define flags for (cross) build
CFLAGS += \
$(CFLAGS_EXT) \
-fdata-sections \
-ffunction-sections \
-fno-asynchronous-unwind-tables \
-pipe \
-Wall
CDEFS += -DLSP_INSTALL_PREFIX=\\\"$(PREFIX)\\\"
CXXFLAGS += \
$(CXXFLAGS_EXT) \
-fno-exceptions \
-fno-rtti \
-fdata-sections \
-ffunction-sections \
-fno-asynchronous-unwind-tables \
-pipe \
-Wall
CXXDEFS += -DLSP_INSTALL_PREFIX=\\\"$(PREFIX)\\\"
INCLUDE :=
LDFLAGS := $(LDFLAGS_EXT) -r
EXE_FLAGS := $(EXE_FLAGS_EXT) $(FLAG_RELRO) -Wl,--gc-sections
SO_FLAGS := $(SO_FLAGS_EXT) $(FLAG_RELRO) -Wl,--gc-sections -shared $(FLAG_STDLIB) -fPIC
# Define flags for host build
HOST_CFLAGS := $(CFLAGS)
HOST_CDEFS := $(CDEFS)
HOST_CXXFLAGS := $(CXXFLAGS)
HOST_CXXDEFS := $(CXXDEFS)
HOST_LDFLAGS := $(LDFLAGS)
HOST_EXE_FLAGS := $(EXE_FLAGS)
HOST_SO_FLAGS := $(SO_FLAGS)
# The overall list of exported variables
TOOL_VARS := \
GIT INSTALL \
PKG_CONFIG AS AR CC CXX LD PHP \
CFLAGS CDEFS CXXFLAGS CXXDEFS LDFLAGS EXE_FLAGS SO_FLAGS \
INCLUDE \
HOST_PKG_CONFIG HOST_AS HOST_AR HOST_CC HOST_CXX HOST_LD HOST_PHP \
HOST_CFLAGS HOST_CDEFS HOST_CXXFLAGS HOST_CXXDEFS HOST_LDFLAGS HOST_EXE_FLAGS HOST_SO_FLAGS \
.PHONY: toolvars
toolvars:
echo "List of tool variables:"
echo " AR Archiver tool for target build"
echo " AS Assembler tool for target build"
echo " CC C compiler execution command line for target build"
echo " CDEFS C compiler build macro definitions for target build"
echo " CFLAGS C compiler build flags for target build"
echo " CXX C++ compiler execution command line for target build"
echo " CXXDEFS C++ compiler build defiintions for target build"
echo " CXXFLAGS C++ compiler build flags for target build"
echo " EXE_FLAGS Flags to link executable files for target build"
echo " GIT The name of the Git version control tool"
echo " HOST_AR Archiver tool for host build"
echo " HOST_AS Assembler tool for host build"
echo " HOST_CC C compiler execution command line for host build"
echo " HOST_CDEFS C compiler macro definitions for host build"
echo " HOST_CFLAGS C compiler build flags for host build"
echo " HOST_CXX C++ compiler execution command line for target build"
echo " HOST_CXXDEFS C++ compiler macro definitions for host build"
echo " HOST_CXXFLAGS C++ compiler build flags for host build"
echo " HOST_EXE_FLAGS Flags to link executable files for target build"
echo " HOST_CXX C++ compiler execution command line for host build"
echo " HOST_LD Linker execution command line for host build "
echo " HOST_LDFLAGS Linker flags for merging object files for host build"
echo " HOST_PKG_CONFIG Installed package management tool for host build"
echo " HOST_SO_FLAGS Flags to link shared object/library files for host build"
echo " INCLUDE Additional paths for include files"
echo " LD Linker execution command line for target build"
echo " LDFLAGS Linker flags for merging object files for target build"
echo " PHP Installed PHP interpreter tool for building documentation"
echo " PKG_CONFIG Installed package management tool for target build"
echo " SO_FLAGS Flags to link shared object/library files for target build"
echo ""
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