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Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000..8f416f5 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,224 @@ +# Copyright 2012 Intel Corporation +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +project(waffle C) +set(waffle_version 0.0) +cmake_minimum_required(VERSION 2.8) + +# ------------------------------------------------------------------------------ +# Find Libraries +# ------------------------------------------------------------------------------ + +function(waffle_find_library var name) + find_library("${var}" "${name}") + + if("${var}") + message(STATUS "Library ${name} found: ${${var}}") + else("${var}") + message(STATUS "Library ${name} not found") + endif("${var}") +endfunction(waffle_find_library) + +if(CMAKE_SYSTEM_NAME STREQUAL "Linux") + waffle_find_library(waffle_EGL_library EGL) + waffle_find_library(waffle_X11-xcb_library X11-xcb) +endif(CMAKE_SYSTEM_NAME STREQUAL "Linux") + +# ------------------------------------------------------------------------------ +# Waffle Options +# ------------------------------------------------------------------------------ + +# All options here are prefixed with `waffle_`. Most options are cache +# variables set by the user. + +# ---------------------------------------------- +# Set waffle options +# ---------------------------------------------- + +option(waffle_build_tests "Build tests" ON) +option(waffle_build_examples "Build examples" ON) + +# +# Set waffle_default_platform. +# + +if(CMAKE_SYSTEM_NAME STREQUAL "Linux") + set(waffle_default_platform_choices "x11_egl (just one choice for now)") + set(waffle_default_platform_regex "x11_egl") + set(waffle_default_platform "NOTFOUND" + CACHE STRING "One of ${waffle_default_platform_choices}") +endif(CMAKE_SYSTEM_NAME STREQUAL "Linux") + +# +# Set waffle_default_gl_api. +# + +set(waffle_default_gl_api_choices "gl, gles1, gles2") +set(waffle_default_gl_api_regex "gl|gles1|gles2") +set(waffle_default_gl_api "NOTFOUND" + CACHE STRING "One of ${waffle_default_gl_api_choices}") + +# +# Set waffle_has_{platform}. +# + +if(CMAKE_SYSTEM_NAME STREQUAL "Linux") + # Set waffle_has_x11_egl. + set(waffle_has_x11_egl_default OFF) + if(waffle_EGL_library AND waffle_X11-xcb_library) + set(waffle_has_x11_egl_default ON) + endif(waffle_EGL_library AND waffle_X11-xcb_library) + option(waffle_has_x11_egl + "Build support for X11/EGL" + ${waffle_has_x11_egl_default}) +endif(CMAKE_SYSTEM_NAME STREQUAL "Linux") + + +# ---------------------------------------------- +# Validate waffle options +# ---------------------------------------------- + +# +# Validate waffle_default_platform. +# + +if(NOT DEFINED waffle_default_platform) + message(FATAL_ERROR "Option waffle_default_platform is not defined. Must be one of ${waffle_default_platform_choices}.") +endif(NOT DEFINED waffle_default_platform) + +if(NOT waffle_default_platform MATCHES ${waffle_default_platform_regex}) + message(FATAL_ERROR "Option waffle_default_platform has bad value '${waffle_default_platform}'. Must be one of ${waffle_default_platform_choices}.") +endif(NOT waffle_default_platform MATCHES ${waffle_default_platform_regex}) + +# +# Validate waffle_default_gl_api. +# + +if(NOT DEFINED waffle_default_gl_api) + message(FATAL_ERROR "Option waffle_default_gl_api is not defined. Must be one of ${waffle_default_gl_api_choices}.") +endif(NOT DEFINED waffle_default_gl_api) + +if(NOT waffle_default_gl_api MATCHES ${waffle_default_gl_api_regex}) + message(FATAL_ERROR "Option waffle_default_gl_api has bad value '${waffle_default_gl_api}'. Must be one of ${waffle_default_gl_api_choices}.") +endif(NOT waffle_default_gl_api MATCHES ${waffle_default_gl_api_regex}) + +# ------------------------------------------------------------------------------ +# Compiler Flags +# ------------------------------------------------------------------------------ + +# FIXME: Only enable c99 if compiler supports it. +set(CMAKE_C_FLAGS "--std=c99 -Wall -Werror") + +set(CMAKE_C_FLAGS_DEBUG "-g3 -O0 -DDEBUG") + +# Produce enough debug info for generating backtraces, but not +# single-stepping. +set(CMAKE_C_FLAGS_RELEASE "-g1 -02 -DNDEBUG") + +# +# Define WAFFLE_PLATFORM_DEFAULT. +# + +if(waffle_default_platform STREQUAL "glx") + add_definitions(-DWAFFLE_PLATFORM_DEFAULT=WAFFLE_PLATFORM_GLX) +elseif(waffle_default_platform STREQUAL "wayland") + add_definitions(-DWAFFLE_PLATFORM_DEFAULT=WAFFLE_PLATFORM_WAYLAND) +elseif(waffle_default_platform STREQUAL "x11_egl") + add_definitions(-DWAFFLE_PLATFORM_DEFAULT=WAFFLE_PLATFORM_X11_EGL) +endif(waffle_default_platform STREQUAL "glx") + +# +# Define macro WAFFLE_GL_API_DEFAULT. +# + +if(waffle_default_gl_api STREQUAL "gl") + add_definitions(-DWAFFLE_GL_API_DEFAULT=WAFFLE_GL) +elseif(waffle_default_gl_api STREQUAL "gles1") + add_definitions(-DWAFFLE_GL_API_DEFAULT=WAFFLE_GLES1) +elseif(waffle_default_gl_api STREQUAL "gles2") + add_definitions(-DWAFFLE_GL_API_DEFAULT=WAFFLE_GLES2) +endif(waffle_default_gl_api STREQUAL "gl") + +# +# Define macros WAFFLE_HAS_{PLATFORM}. +# +# Android is not in this list because it uses a separate build system. +# + +if(waffle_has_x11_egl) + add_definitions(-DWAFFLE_HAS_X11_EGL) +endif(waffle_has_x11_egl) + +# ------------------------------------------------------------------------------ +# Target: check +# ------------------------------------------------------------------------------ + +if(waffle_build_tests) + # Subdirectories should add dependencies. + add_custom_target(check) +endif(waffle_build_tests) + +# ------------------------------------------------------------------------------ +# Add subdirectories +# ------------------------------------------------------------------------------ + +include_directories(include src) + +add_subdirectory(src) + +if(waffle_build_tests) + add_subdirectory(tests) +endif(waffle_build_tests) + +if(waffle_build_examples) + add_subdirectory(examples) +endif(waffle_build_examples) + +# ------------------------------------------------------------------------------ +# Print summary +# ------------------------------------------------------------------------------ + +# CMake is annoyingly silent compared to autoconf. The user wants to know what +# was configured how. + +message("-----------------------------------------------") +message("") +message("Waffle configuration summary") +message("") +message("Supported platforms: ") +if(waffle_has_x11_egl) + message(" x11_egl") +endif(waffle_has_x11_egl) +message("") +message("Libraries:") +if(DEFINED waffle_EGL_library) + message(" EGL: ${waffle_EGL_library}") +endif(DEFINED waffle_EGL_library) +if(DEFINED waffle_X11-xcb_library) + message(" X11-xcb: ${waffle_X11-xcb_library}") +endif(DEFINED waffle_X11-xcb_library) +message("") +message("Defaults:") +message(" default platform: ${waffle_default_platform}") +message(" default GL API: ${waffle_default_gl_api}") +message("") +message("Build type:") +message(" ${CMAKE_BUILD_TYPE}") +message("") +message("Tools:") +message(" cc: ${CMAKE_C_COMPILER}") +message(" CFLAGS_base: ${CMAKE_C_FLAGS}") +message(" CFLAGS_debug: ${CMAKE_C_FLAGS_DEBUG}") +message(" CFLAGS_release: ${CMAKE_C_FLAGS_RELEASE}") +message("-----------------------------------------------") |