diff --git a/SConstruct b/SConstruct index 6516b42e59..2efa71767e 100644 --- a/SConstruct +++ b/SConstruct @@ -409,14 +409,27 @@ if selected_platform in platform_list: env.Prepend(CCFLAGS=["/std:c++17"]) # Enforce our minimal compiler version requirements - cc_version = methods.get_compiler_version(env) or [-1, -1] - cc_version_major = cc_version[0] - cc_version_minor = cc_version[1] + cc_version = methods.get_compiler_version(env) or { + "major": None, + "minor": None, + "patch": None, + "metadata1": None, + "metadata2": None, + "date": None, + } + cc_version_major = int(cc_version["major"] or -1) + cc_version_minor = int(cc_version["minor"] or -1) + cc_version_metadata1 = cc_version["metadata1"] or "" if methods.using_gcc(env): + if cc_version_major == -1: + print( + "Couldn't detect compiler version, skipping version checks. " + "Build may fail if the compiler doesn't support C++17 fully." + ) # GCC 8 before 8.4 has a regression in the support of guaranteed copy elision # which causes a build failure: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86521 - if cc_version_major == 8 and cc_version_minor < 4: + elif cc_version_major == 8 and cc_version_minor < 4: print( "Detected GCC 8 version < 8.4, which is not supported due to a " "regression in its C++17 guaranteed copy elision support. Use a " @@ -432,10 +445,23 @@ if selected_platform in platform_list: "SCons command line." ) Exit(255) + elif cc_version_metadata1 == "win32": + print( + "Detected mingw version is not using posix threads. Only posix " + "version of mingw is supported. " + 'Use "update-alternatives --config -w64-mingw32-[gcc|g++]" ' + "to switch to posix threads." + ) + Exit(255) elif methods.using_clang(env): + if cc_version_major == -1: + print( + "Couldn't detect compiler version, skipping version checks. " + "Build may fail if the compiler doesn't support C++17 fully." + ) # Apple LLVM versions differ from upstream LLVM version \o/, compare # in https://en.wikipedia.org/wiki/Xcode#Toolchain_versions - if env["platform"] == "osx" or env["platform"] == "iphone": + elif env["platform"] == "osx" or env["platform"] == "iphone": vanilla = methods.is_vanilla_clang(env) if vanilla and cc_version_major < 6: print( diff --git a/methods.py b/methods.py index 6f1e7a7279..1afd1ca0d4 100644 --- a/methods.py +++ b/methods.py @@ -787,9 +787,18 @@ def get_compiler_version(env): return None else: # TODO: Implement for MSVC return None - match = re.search("[0-9]+\.[0-9.]+", version) + match = re.search( + "(?:(?<=version )|(?<=\) )|(?<=^))" + "(?P\d+)" + "(?:\.(?P\d*))?" + "(?:\.(?P\d*))?" + "(?:-(?P[0-9a-zA-Z-]*))?" + "(?:\+(?P[0-9a-zA-Z-]*))?" + "(?: (?P[0-9]{8}|[0-9]{6})(?![0-9a-zA-Z]))?", + version, + ) if match is not None: - return list(map(int, match.group().split("."))) + return match.groupdict() else: return None