mirror of
https://github.com/wesnoth/wesnoth
synced 2024-09-21 20:05:49 +00:00
128 lines
4.0 KiB
Python
128 lines
4.0 KiB
Python
# vi: syntax=python:et:ts=4
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import os
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from SCons.Script import *
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from config_check_utils import *
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def CheckSDL(context, sdl_lib = "SDL", require_version = None):
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if require_version:
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version = require_version.split(".", 2)
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major_version = int(version[0])
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minor_version = int(version[1])
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try:
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patchlevel = int(version[2])
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except (ValueError, IndexError):
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patch_level = 0
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backup = backup_env(context.env, ["CPPPATH", "LIBPATH", "LIBS"])
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sdldir = context.env.get("sdldir", "")
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if sdl_lib == "SDL":
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if require_version:
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context.Message("Checking for Simple DirectMedia Layer library version >= %d.%d.%d... " % (major_version, minor_version, patchlevel))
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else:
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context.Message("Checking for Simple DirectMedia Layer library... ")
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env = context.env
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if sdldir:
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env.AppendUnique(CPPPATH = [os.path.join(sdldir, "include/SDL")], LIBPATH = [os.path.join(sdldir, "lib")])
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else:
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for foo_config in [
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"pkg-config --cflags --libs sdl",
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"sdl-config --cflags --libs"
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]:
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try:
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env.ParseConfig(foo_config)
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except OSError:
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pass
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else:
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break
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if env["PLATFORM"] == "win32":
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env.AppendUnique(CCFLAGS = ["-D_GNU_SOURCE"])
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env.AppendUnique(LIBS = Split("mingw32 SDLmain SDL"))
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env.AppendUnique(LINKFLAGS = ["-mwindows"])
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else:
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if require_version:
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context.Message("Checking for %s library version >= %d.%d.%d... " % (sdl_lib, major_version, minor_version, patchlevel))
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else:
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context.Message("Checking for %s library... " % sdl_lib)
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context.env.AppendUnique(LIBS = [sdl_lib])
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test_program = """
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#include <%s.h>
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\n""" % sdl_lib
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if require_version:
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test_program += "#if SDL_VERSIONNUM(%s, %s, %s) < SDL_VERSIONNUM(%d, %d, %d)\n#error Library is too old!\n#endif\n" % \
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(sdl_lib.upper() + "_MAJOR_VERSION", \
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sdl_lib.upper() + "_MINOR_VERSION", \
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sdl_lib.upper() + "_PATCHLEVEL", \
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major_version, minor_version, patchlevel)
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test_program += """
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int main(int argc, char** argv)
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{
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}
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\n"""
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if context.TryLink(test_program, ".c"):
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context.Result("yes")
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return True
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else:
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context.Result("no")
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restore_env(context.env, backup)
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return False
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def CheckOgg(context):
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test_program = '''
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#include <SDL_mixer.h>
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#include <stdlib.h>
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int main(int argc, char **argv)
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{
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Mix_Music* music = Mix_LoadMUS("data/core/music/main_menu.ogg");
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if (music == NULL) {
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exit(1);
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}
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exit(0);
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}
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\n
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'''
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#context.env.AppendUnique(LIBS = "SDL_mixer")
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context.Message("Checking for Ogg Vorbis support in SDL... ")
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if context.env["host"]:
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context.Result("n/a (cross-compile)")
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return True
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(result, output) = context.TryRun(test_program, ".c")
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if result:
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context.Result("yes")
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return True
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else:
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context.Result("no")
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return False
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def CheckPNG(context):
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test_program = '''
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#include <SDL_image.h>
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#include <stdlib.h>
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int main(int argc, char **argv)
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{
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SDL_RWops *src;
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char *testimage = "images/buttons/button-pressed.png";
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src = SDL_RWFromFile(testimage, "rb");
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if (src == NULL) {
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exit(2);
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}
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exit(!IMG_isPNG(src));
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}
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\n
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'''
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context.Message("Checking for PNG support in SDL... ")
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(result, output) = context.TryRun(test_program, ".c")
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if result:
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context.Result("yes")
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return True
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else:
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context.Result("no")
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return False
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config_checks = { 'CheckSDL' : CheckSDL,
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'CheckOgg' : CheckOgg,
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'CheckPNG' : CheckPNG }
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