Moved all custom config checks to separate files.
This commit is contained in:
Sergey Popov
parent
a09fb63227
commit
5610e7f241
4 changed files with 220 additions and 245 deletions
247
SConstruct
247
SConstruct
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@ -130,240 +130,6 @@ for example, to point scons at non-default library locations.
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if env["cachedir"]:
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CacheDir(env["cachedir"])
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#
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# Generic pkg-config support is not presentluy used, but might be in the future
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#
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def CheckPKGConfig(context, version):
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context.Message( 'Checking for pkg-config... ' )
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ret = context.TryAction('pkg-config --atleast-pkgconfig-version=%s' % version)[0]
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context.Result( ret )
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return ret
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def CheckPKG(context, name):
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context.Message( 'Checking for %s... ' % name )
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ret = context.TryAction('pkg-config --exists \'%s\'' % name)[0]
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context.Result( ret )
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return ret
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#
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# Most of our required runtime support is from Boost SDL.
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#
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def backup_env(env, vars):
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backup = dict()
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for var in vars:
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backup[var] = env.get(var, [])
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return backup
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def restore_env(env, backup):
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for var in backup.keys():
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env[var] = backup[var]
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def CheckCPlusPlus(context, gcc_version = None):
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message = "Checking whether C++ compiler works "
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test_program = """
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#include <iostream>
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int main()
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{
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std::cout << "Hello, world\\n";
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}
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"""
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if gcc_version and "gcc" in context.env["TOOLS"]:
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message += "(g++ version >= %s required)" % gcc_version
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import operator
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version = gcc_version.split(".", 3)
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version = map(int, version)
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version = map(lambda x,y: x or y, version, (0,0,0))
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multipliers = (10000, 100, 1)
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version_num = sum(map(operator.mul, version, multipliers))
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test_program += """
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#define GCC_VERSION (__GNUC__ * 10000 \\
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+ __GNUC_MINOR__ * 100 \\
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+ __GNUC_PATCHLEVEL__)
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#if GCC_VERSION < %d
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#error Compiler version is too old!
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#endif
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\n""" % version_num
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message += "... "
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context.Message(message)
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if context.TryBuild(context.env.Program, test_program, ".cpp") == 1 and context.lastTarget.get_contents() != "":
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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 CheckBoostLib(context, boost_lib, require_version = None):
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env = context.env
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boostdir = env.get("boostdir", "/usr/include")
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boostlibdir = env.get("boostlibdir", "/usr/lib")
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backup = backup_env(env, ["CPPPATH", "LIBPATH", "LIBS"])
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boost_headers = { "regex" : "regex/config.hpp",
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"iostreams" : "iostreams/constants.hpp",
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"unit_test_framework" : "test/unit_test.hpp" }
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header_name = boost_headers.get(boost_lib, boost_lib + ".hpp")
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libname = "boost_" + boost_lib + env.get("boost_suffix", "")
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env.AppendUnique(CPPPATH = [boostdir], LIBPATH = [boostlibdir])
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env.AppendUnique(LIBS = [libname])
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test_program = """
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#include <boost/%s>
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\n""" % header_name
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if require_version:
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version = require_version.split(".", 2)
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major = int(version[0])
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minor = int(version[1])
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try:
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sub_minor = int(version[2])
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except (ValueError, IndexError):
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sub_minor = 0
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test_program += "#include <boost/version.hpp>\n"
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test_program += \
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"#if BOOST_VERSION < %d\n#error Boost version is too old!\n#endif\n" \
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% (major * 100000 + minor * 100 + sub_minor)
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test_program += """
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int main()
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{
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}
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\n"""
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if context.TryLink(test_program, ".cpp"):
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return True
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else:
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restore_env(env, backup)
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return False
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def CheckBoost(context, boost_lib, require_version = None):
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if require_version:
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context.Message("Checking for Boost %s library version >= %s... " % (boost_lib, require_version))
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else:
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context.Message("Checking for Boost %s library... " % boost_lib)
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check_result = CheckBoostLib(context, boost_lib, require_version)
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if not check_result and not context.env.get("boost_suffix"):
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context.env["boost_suffix"] = "-mt"
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check_result = CheckBoostLib(context, boost_lib, require_version)
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if check_result:
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context.Result("yes")
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else:
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context.Result("no")
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return check_result
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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 > $TARGET",
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"sdl-config --cflags --libs > $TARGET"
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]:
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result, output = context.TryAction(foo_config)
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if result == 1:
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env.MergeFlags(output)
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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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(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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#
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# Check some preconditions
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#
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@ -378,16 +144,7 @@ def Warning(message):
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sys.path.append("./scons")
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from metasconf import init_metasconf
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custom_checks = { 'CheckCPlusPlus' : CheckCPlusPlus,
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'CheckPKGConfig' : CheckPKGConfig,
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'CheckPKG' : CheckPKG,
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'CheckSDL' : CheckSDL,
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'CheckOgg' : CheckOgg,
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'CheckPNG' : CheckPNG,
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'CheckBoost' : CheckBoost }
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custom_checks.update(init_metasconf(env, ["python_devel"]))
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conf = Configure(env, custom_tests = custom_checks)
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conf = Configure(env, custom_tests = init_metasconf(env, ["cplusplus", "python_devel", "sdl", "boost"]))
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if env["prereqs"]:
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if env["gettextdir"]:
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@ -442,7 +199,7 @@ env = conf.Finish()
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# Implement configuration switches
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#
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# FIXME: Unix-specific.
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# FIXME: gcc-specific.
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# Link only on demand, so we don't need separate link lists for each binary
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env.Append(LINKFLAGS = "-Wl,--as-needed")
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60
scons/boost.py
Normal file
60
scons/boost.py
Normal file
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@ -0,0 +1,60 @@
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# vi: syntax=python:et:ts=4
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from config_check_utils import *
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def CheckBoostLib(context, boost_lib, require_version = None):
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env = context.env
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boostdir = env.get("boostdir", "/usr/include")
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boostlibdir = env.get("boostlibdir", "/usr/lib")
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backup = backup_env(env, ["CPPPATH", "LIBPATH", "LIBS"])
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boost_headers = { "regex" : "regex/config.hpp",
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"iostreams" : "iostreams/constants.hpp",
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"unit_test_framework" : "test/unit_test.hpp" }
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header_name = boost_headers.get(boost_lib, boost_lib + ".hpp")
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libname = "boost_" + boost_lib + env.get("boost_suffix", "")
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env.AppendUnique(CPPPATH = [boostdir], LIBPATH = [boostlibdir])
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env.AppendUnique(LIBS = [libname])
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test_program = """
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#include <boost/%s>
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\n""" % header_name
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if require_version:
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version = require_version.split(".", 2)
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major = int(version[0])
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minor = int(version[1])
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try:
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sub_minor = int(version[2])
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except (ValueError, IndexError):
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sub_minor = 0
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test_program += "#include <boost/version.hpp>\n"
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test_program += \
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"#if BOOST_VERSION < %d\n#error Boost version is too old!\n#endif\n" \
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% (major * 100000 + minor * 100 + sub_minor)
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test_program += """
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int main()
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{
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}
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\n"""
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if context.TryLink(test_program, ".cpp"):
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return True
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else:
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restore_env(env, backup)
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return False
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def CheckBoost(context, boost_lib, require_version = None):
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if require_version:
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context.Message("Checking for Boost %s library version >= %s... " % (boost_lib, require_version))
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else:
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context.Message("Checking for Boost %s library... " % boost_lib)
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check_result = CheckBoostLib(context, boost_lib, require_version)
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if not check_result and not context.env.get("boost_suffix"):
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context.env["boost_suffix"] = "-mt"
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check_result = CheckBoostLib(context, boost_lib, require_version)
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if check_result:
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context.Result("yes")
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else:
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context.Result("no")
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return check_result
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config_checks = { "CheckBoost" : CheckBoost }
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38
scons/cplusplus.py
Normal file
38
scons/cplusplus.py
Normal file
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@ -0,0 +1,38 @@
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# vi: syntax=python:et:ts=4
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from config_check_utils import *
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def CheckCPlusPlus(context, gcc_version = None):
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message = "Checking whether C++ compiler works "
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test_program = """
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#include <iostream>
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int main()
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{
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std::cout << "Hello, world\\n";
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}
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"""
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if gcc_version and "gcc" in context.env["TOOLS"]:
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message += "(g++ version >= %s required)" % gcc_version
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import operator
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version = gcc_version.split(".", 3)
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version = map(int, version)
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version = map(lambda x,y: x or y, version, (0,0,0))
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multipliers = (10000, 100, 1)
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version_num = sum(map(operator.mul, version, multipliers))
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test_program += """
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#define GCC_VERSION (__GNUC__ * 10000 \\
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+ __GNUC_MINOR__ * 100 \\
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+ __GNUC_PATCHLEVEL__)
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#if GCC_VERSION < %d
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#error Compiler version is too old!
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#endif
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\n""" % version_num
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message += "... "
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context.Message(message)
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if context.TryBuild(context.env.Program, test_program, ".cpp") == 1 and context.lastTarget.get_contents() != "":
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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 = { "CheckCPlusPlus" : CheckCPlusPlus }
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120
scons/sdl.py
Normal file
120
scons/sdl.py
Normal file
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@ -0,0 +1,120 @@
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# vi: syntax=python:et:ts=4
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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 > $TARGET",
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"sdl-config --cflags --libs > $TARGET"
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]:
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result, output = context.TryAction(foo_config)
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if result == 1:
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env.MergeFlags(output)
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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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(result, output) = context.TryRun(test_program, ".c")
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if result:
|
||||
context.Result("yes")
|
||||
return True
|
||||
else:
|
||||
context.Result("no")
|
||||
return False
|
||||
|
||||
def CheckPNG(context):
|
||||
test_program = '''
|
||||
#include <SDL_image.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
SDL_RWops *src;
|
||||
char *testimage = "images/buttons/button-pressed.png";
|
||||
|
||||
src = SDL_RWFromFile(testimage, "rb");
|
||||
if (src == NULL) {
|
||||
exit(2);
|
||||
}
|
||||
exit(!IMG_isPNG(src));
|
||||
}
|
||||
\n
|
||||
'''
|
||||
context.Message("Checking for PNG support in SDL... ")
|
||||
(result, output) = context.TryRun(test_program, ".c")
|
||||
if result:
|
||||
context.Result("yes")
|
||||
return True
|
||||
else:
|
||||
context.Result("no")
|
||||
return False
|
||||
|
||||
config_checks = { 'CheckSDL' : CheckSDL,
|
||||
'CheckOgg' : CheckOgg,
|
||||
'CheckPNG' : CheckPNG }
|
||||
Loading…
Add table
Reference in a new issue