diff options
Diffstat (limited to 'SConstruct')
| -rw-r--r-- | SConstruct | 62 |
1 files changed, 41 insertions, 21 deletions
diff --git a/SConstruct b/SConstruct index 57fa305a15..1271156a28 100644 --- a/SConstruct +++ b/SConstruct @@ -2,11 +2,13 @@ EnsureSConsVersion(0, 98, 1) -import string -import os -import os.path +# System import glob +import os +import string import sys + +# Local import methods import gles_builders from platform_methods import run_in_subprocess @@ -27,7 +29,7 @@ for x in sorted(glob.glob("platform/*")): continue tmppath = "./" + x - sys.path.append(tmppath) + sys.path.insert(0, tmppath) import detect if (os.path.exists(x + "/export/export.cpp")): @@ -86,13 +88,6 @@ env_base.split_modules = False env_base.module_version_string = "" env_base.msvc = False -# To decide whether to rebuild a file, use the MD5 sum only if the timestamp has changed. -# http://scons.org/doc/production/HTML/scons-user/ch06.html#idm139837621851792 -env_base.Decider('MD5-timestamp') -# Use cached implicit dependencies by default. Can be overridden by specifying `--implicit-deps-changed` in the command line. -# http://scons.org/doc/production/HTML/scons-user/ch06s04.html -env_base.SetOption('implicit_cache', 1) - env_base.__class__.android_add_maven_repository = methods.android_add_maven_repository env_base.__class__.android_add_flat_dir = methods.android_add_flat_dir env_base.__class__.android_add_dependency = methods.android_add_dependency @@ -130,7 +125,6 @@ customs = ['custom.py'] profile = ARGUMENTS.get("profile", False) if profile: - import os.path if os.path.isfile(profile): customs.append(profile) elif os.path.isfile(profile + ".py"): @@ -147,6 +141,7 @@ opts.Add(EnumVariable('target', "Compilation target", 'debug', ('debug', 'releas opts.Add(EnumVariable('optimize', "Optimization type", 'speed', ('speed', 'size'))) opts.Add(BoolVariable('tools', "Build the tools (a.k.a. the Godot editor)", True)) opts.Add(BoolVariable('use_lto', 'Use link-time optimization', False)) +opts.Add(BoolVariable('use_precise_math_checks', 'Math checks use very precise epsilon (useful to debug the engine)', False)) # Components opts.Add(BoolVariable('deprecated', "Enable deprecated features", True)) @@ -210,7 +205,7 @@ for k in platform_opts.keys(): for x in module_list: module_enabled = True tmppath = "./modules/" + x - sys.path.append(tmppath) + sys.path.insert(0, tmppath) import config enabled_attr = getattr(config, "is_enabled", None) if (callable(enabled_attr) and not config.is_enabled()): @@ -230,9 +225,22 @@ env_base.Append(CPPPATH=['#editor', '#']) env_base.platform_exporters = platform_exporters env_base.platform_apis = platform_apis +if (env_base["use_precise_math_checks"]): + env_base.Append(CPPDEFINES=['PRECISE_MATH_CHECKS']) + if (env_base['target'] == 'debug'): env_base.Append(CPPDEFINES=['DEBUG_MEMORY_ALLOC','DISABLE_FORCED_INLINE']) + # The two options below speed up incremental builds, but reduce the certainty that all files + # will properly be rebuilt. As such, we only enable them for debug (dev) builds, not release. + + # To decide whether to rebuild a file, use the MD5 sum only if the timestamp has changed. + # http://scons.org/doc/production/HTML/scons-user/ch06.html#idm139837621851792 + env_base.Decider('MD5-timestamp') + # Use cached implicit dependencies by default. Can be overridden by specifying `--implicit-deps-changed` in the command line. + # http://scons.org/doc/production/HTML/scons-user/ch06s04.html + env_base.SetOption('implicit_cache', 1) + if (env_base['no_editor_splash']): env_base.Append(CPPDEFINES=['NO_EDITOR_SPLASH']) @@ -250,8 +258,8 @@ elif env_base['p'] != "": env_base["platform"] = selected_platform if selected_platform in platform_list: - - sys.path.append("./platform/" + selected_platform) + tmppath = "./platform/" + selected_platform + sys.path.insert(0, tmppath) import detect if "create" in dir(detect): env = detect.create(env_base) @@ -331,13 +339,25 @@ if selected_platform in platform_list: if (env["werror"]): env.Append(CCFLAGS=['/WX']) else: # Rest of the world - disable_nonessential_warnings = ['-Wno-sign-compare'] + shadow_local_warning = [] + all_plus_warnings = ['-Wwrite-strings'] + + if methods.using_gcc(env): + version = methods.get_compiler_version(env) + if version != None and version[0] >= '7': + shadow_local_warning = ['-Wshadow-local'] + if (env["warnings"] == 'extra'): - env.Append(CCFLAGS=['-Wall', '-Wextra']) + # FIXME: enable -Wclobbered once #26351 is fixed + # Note: enable -Wimplicit-fallthrough for Clang (already part of -Wextra for GCC) + # once we switch to C++11 or later (necessary for our FALLTHROUGH macro). + env.Append(CCFLAGS=['-Wall', '-Wextra', '-Wno-unused-parameter'] + all_plus_warnings + shadow_local_warning) + if methods.using_gcc(env): + env['CCFLAGS'] += ['-Wno-clobbered'] elif (env["warnings"] == 'all'): - env.Append(CCFLAGS=['-Wall'] + disable_nonessential_warnings) + env.Append(CCFLAGS=['-Wall'] + shadow_local_warning) elif (env["warnings"] == 'moderate'): - env.Append(CCFLAGS=['-Wall', '-Wno-unused'] + disable_nonessential_warnings) + env.Append(CCFLAGS=['-Wall', '-Wno-unused'] + shadow_local_warning) else: # 'no' env.Append(CCFLAGS=['-w']) if (env["werror"]): @@ -377,7 +397,7 @@ if selected_platform in platform_list: suffix += env.extra_suffix - sys.path.remove("./platform/" + selected_platform) + sys.path.remove(tmppath) sys.modules.pop('detect') env.module_list = [] @@ -387,7 +407,7 @@ if selected_platform in platform_list: if not env['module_' + x + '_enabled']: continue tmppath = "./modules/" + x - sys.path.append(tmppath) + sys.path.insert(0, tmppath) env.current_module = x import config # can_build changed number of arguments between 3.0 (1) and 3.1 (2), |