diff --git a/FindSDL2_net.cmake b/FindSDL2_net.cmake new file mode 100644 index 0000000..c1b37c2 --- /dev/null +++ b/FindSDL2_net.cmake @@ -0,0 +1,100 @@ +# Locate SDL_NET library +# +# This module defines: +# +# :: +# +# SDL2_NET_LIBRARIES, the name of the library to link against +# SDL2_NET_INCLUDE_DIRS, where to find the headers +# SDL2_NET_FOUND, if false, do not try to link against +# SDL2_NET_VERSION_STRING - human-readable string containing the version of SDL_NET +# +# +# +# For backward compatibility the following variables are also set: +# +# :: +# +# SDLNET_LIBRARY (same value as SDL2_NET_LIBRARIES) +# SDLNET_INCLUDE_DIR (same value as SDL2_NET_INCLUDE_DIRS) +# SDLNET_FOUND (same value as SDL2_NET_FOUND) +# +# +# +# $SDLDIR is an environment variable that would correspond to the +# ./configure --prefix=$SDLDIR used in building SDL. +# +# Created by Eric Wing. This was influenced by the FindSDL.cmake +# module, but with modifications to recognize OS X frameworks and +# additional Unix paths (FreeBSD, etc). + +#============================================================================= +# Copyright 2005-2009 Kitware, Inc. +# Copyright 2012 Benjamin Eikel +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= +# (To distribute this file outside of CMake, substitute the full +# License text for the above reference.) + +find_path(SDL2_NET_INCLUDE_DIR SDL_net.h + HINTS + ENV SDL2NETDIR + ENV SDL2DIR + PATH_SUFFIXES SDL2 + # path suffixes to search inside ENV{SDLDIR} + include/SDL2 include + PATHS ${SDL2_NET_PATH} + ) + +if(CMAKE_SIZEOF_VOID_P EQUAL 8) + set(VC_LIB_PATH_SUFFIX lib/x64) +else() + set(VC_LIB_PATH_SUFFIX lib/x86) +endif() + +find_library(SDL2_NET_LIBRARY + NAMES SDL2_net + HINTS + ENV SDL2NETDIR + ENV SDL2DIR + PATH_SUFFIXES lib bin ${VC_LIB_PATH_SUFFIX} + PATHS ${SDL2_NET_PATH} + ) + +if(SDL2_NET_INCLUDE_DIR AND EXISTS "${SDL2_NET_INCLUDE_DIR}/SDL_net.h") + file(STRINGS "${SDL2_NET_INCLUDE_DIR}/SDL_net.h" SDL2_NET_VERSION_MAJOR_LINE REGEX "^#define[ \t]+SDL_NET_MAJOR_VERSION[ \t]+[0-9]+$") + file(STRINGS "${SDL2_NET_INCLUDE_DIR}/SDL_net.h" SDL2_NET_VERSION_MINOR_LINE REGEX "^#define[ \t]+SDL_NET_MINOR_VERSION[ \t]+[0-9]+$") + file(STRINGS "${SDL2_NET_INCLUDE_DIR}/SDL_net.h" SDL2_NET_VERSION_PATCH_LINE REGEX "^#define[ \t]+SDL_NET_PATCHLEVEL[ \t]+[0-9]+$") + string(REGEX REPLACE "^#define[ \t]+SDL_NET_MAJOR_VERSION[ \t]+([0-9]+)$" "\\1" SDL2_NET_VERSION_MAJOR "${SDL2_NET_VERSION_MAJOR_LINE}") + string(REGEX REPLACE "^#define[ \t]+SDL_NET_MINOR_VERSION[ \t]+([0-9]+)$" "\\1" SDL2_NET_VERSION_MINOR "${SDL2_NET_VERSION_MINOR_LINE}") + string(REGEX REPLACE "^#define[ \t]+SDL_NET_PATCHLEVEL[ \t]+([0-9]+)$" "\\1" SDL2_NET_VERSION_PATCH "${SDL2_NET_VERSION_PATCH_LINE}") + set(SDL2_NET_VERSION_STRING ${SDL2_NET_VERSION_MAJOR}.${SDL2_NET_VERSION_MINOR}.${SDL2_NET_VERSION_PATCH}) + unset(SDL2_NET_VERSION_MAJOR_LINE) + unset(SDL2_NET_VERSION_MINOR_LINE) + unset(SDL2_NET_VERSION_PATCH_LINE) + unset(SDL2_NET_VERSION_MAJOR) + unset(SDL2_NET_VERSION_MINOR) + unset(SDL2_NET_VERSION_PATCH) +endif() + +set(SDL2_NET_LIBRARIES ${SDL2_NET_LIBRARY}) +set(SDL2_NET_INCLUDE_DIRS ${SDL2_NET_INCLUDE_DIR}) + +include(FindPackageHandleStandardArgs) + +FIND_PACKAGE_HANDLE_STANDARD_ARGS(SDL2_net + REQUIRED_VARS SDL2_NET_LIBRARIES SDL2_NET_INCLUDE_DIRS + VERSION_VAR SDL2_NET_VERSION_STRING) + +# for backward compatibility +set(SDLNET_LIBRARY ${SDL2_NET_LIBRARIES}) +set(SDLNET_INCLUDE_DIR ${SDL2_NET_INCLUDE_DIRS}) +set(SDLNET_FOUND ${SDL2_NET_FOUND}) + +mark_as_advanced(SDL2_NET_LIBRARY SDL2_NET_INCLUDE_DIR) diff --git a/readme.md b/readme.md index 0e016b5..5d5c02a 100755 --- a/readme.md +++ b/readme.md @@ -1,6 +1,6 @@ -This repository contains CMake scripts for finding the `SDL2`, `SDL2_image` and -`SDL2_ttf` libraries and headers. +This repository contains CMake scripts for finding the `SDL2`, `SDL2_image`, +`SDL2_ttf`, and `SDL2_net` libraries and headers. CMake itself comes with corresponding scripts for SDL 1.2, which hopefully in time will be updated for SDL2 and make this repo redundant. In the mean @@ -31,13 +31,16 @@ themselves by adding find_package(SDL2 REQUIRED) find_package(SDL2_image REQUIRED) find_package(SDL2_ttf REQUIRED) +find_package(SDL2_net REQUIRED) include_directories(${SDL2_INCLUDE_DIR} ${SDL2_IMAGE_INCLUDE_DIR} - ${SDL2_TTF_INCLUDE_DIR}) + ${SDL2_TTF_INCLUDE_DIR} + ${SDL2_NET_INCLUDE_DIR}) target_link_libraries(target ${SDL2_LIBRARY} ${SDL2_IMAGE_LIBRARIES} - ${SDL2_TTF_LIBRARIES}) + ${SDL2_TTF_LIBRARIES} + ${SDL2_NET_LIBRARIES}) ```