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_compilers.py
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_compilers.py
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from conans.client.tools.apple import to_apple_arch
from conans.model.version import Version
def architecture_flag(settings):
"""
returns flags specific to the target architecture and compiler
"""
compiler = settings.get_safe("compiler")
compiler_base = settings.get_safe("compiler.base")
arch = settings.get_safe("arch")
the_os = settings.get_safe("os")
subsystem = settings.get_safe("os.subsystem")
if not compiler or not arch:
return ""
if the_os == "Android":
return ""
if str(compiler) in ['gcc', 'apple-clang', 'clang', 'sun-cc']:
if str(the_os) == 'Macos' and str(subsystem) == 'catalyst':
# FIXME: This might be conflicting with Autotools --target cli arg
apple_arch = to_apple_arch(arch)
if apple_arch:
return '--target=%s-apple-ios-macabi' % apple_arch
elif str(arch) in ['x86_64', 'sparcv9', 's390x']:
return '-m64'
elif str(arch) in ['x86', 'sparc']:
return '-m32'
elif str(arch) in ['s390']:
return '-m31'
elif str(the_os) == 'AIX':
if str(arch) in ['ppc32']:
return '-maix32'
elif str(arch) in ['ppc64']:
return '-maix64'
elif str(compiler) == "intel":
# https://software.intel.com/en-us/cpp-compiler-developer-guide-and-reference-m32-m64-qm32-qm64
if str(arch) == "x86":
return "/Qm32" if str(compiler_base) == "Visual Studio" else "-m32"
elif str(arch) == "x86_64":
return "/Qm64" if str(compiler_base) == "Visual Studio" else "-m64"
elif str(compiler) == "mcst-lcc":
return {"e2k-v2": "-march=elbrus-v2",
"e2k-v3": "-march=elbrus-v3",
"e2k-v4": "-march=elbrus-v4",
"e2k-v5": "-march=elbrus-v5",
"e2k-v6": "-march=elbrus-v6",
"e2k-v7": "-march=elbrus-v7"}.get(str(arch), "")
return ""
def build_type_flags(settings):
"""
returns flags specific to the build type (Debug, Release, etc.)
(-s, -g, /Zi, etc.)
"""
compiler = settings.get_safe("compiler.base") or settings.get_safe("compiler")
build_type = settings.get_safe("build_type")
vs_toolset = settings.get_safe("compiler.toolset")
if not compiler or not build_type:
return ""
# https://github.com/Kitware/CMake/blob/d7af8a34b67026feaee558433db3a835d6007e06/
# Modules/Platform/Windows-MSVC.cmake
if str(compiler) == 'Visual Studio':
if vs_toolset and "clang" in str(vs_toolset):
flags = {"Debug": ["-gline-tables-only", "-fno-inline", "-O0"],
"Release": ["-O2"],
"RelWithDebInfo": ["-gline-tables-only", "-O2", "-fno-inline"],
"MinSizeRel": []
}.get(build_type, ["-O2", "-Ob2"])
else:
flags = {"Debug": ["-Zi", "-Ob0", "-Od"],
"Release": ["-O2", "-Ob2"],
"RelWithDebInfo": ["-Zi", "-O2", "-Ob1"],
"MinSizeRel": ["-O1", "-Ob1"],
}.get(build_type, [])
return flags
else:
# https://github.com/Kitware/CMake/blob/f3bbb37b253a1f4a26809d6f132b3996aa2e16fc/
# Modules/Compiler/GNU.cmake
# clang include the gnu (overriding some things, but not build type) and apple clang
# overrides clang but it doesn't touch clang either
if str(compiler) in ["clang", "gcc", "apple-clang", "qcc", "mcst-lcc"]:
# FIXME: It is not clear that the "-s" is something related with the build type
# cmake is not adjusting it
# -s: Remove all symbol table and relocation information from the executable.
flags = {"Debug": ["-g"],
"Release": ["-O3", "-s"] if str(compiler) == "gcc" else ["-O3"],
"RelWithDebInfo": ["-O2", "-g"],
"MinSizeRel": ["-Os"],
}.get(build_type, [])
return flags
elif str(compiler) == "sun-cc":
# https://github.com/Kitware/CMake/blob/f3bbb37b253a1f4a26809d6f132b3996aa2e16fc/
# Modules/Compiler/SunPro-CXX.cmake
flags = {"Debug": ["-g"],
"Release": ["-xO3"],
"RelWithDebInfo": ["-xO2", "-g"],
"MinSizeRel": ["-xO2", "-xspace"],
}.get(build_type, [])
return flags
return ""
def use_win_mingw(conanfile):
if hasattr(conanfile, 'settings_build'):
os_build = conanfile.settings_build.get_safe('os')
else:
os_build = conanfile.settings.get_safe('os_build')
if os_build is None: # Assume is the same specified in host settings, not cross-building
os_build = conanfile.settings.get_safe("os")
if os_build == "Windows":
compiler = conanfile.settings.get_safe("compiler")
sub = conanfile.settings.get_safe("os.subsystem")
if sub in ("cygwin", "msys2", "msys") or compiler == "qcc":
return False
else:
return True
return False
def cppstd_flag(settings):
compiler = settings.get_safe("compiler")
compiler_version = settings.get_safe("compiler.version")
compiler_base = settings.get_safe("compiler.base")
cppstd = settings.get_safe("compiler.cppstd")
if not compiler or not compiler_version or not cppstd:
return ""
cppstd_intel = _cppstd_intel_visualstudio if compiler_base == "Visual Studio" else \
_cppstd_intel_gcc
func = {"gcc": _cppstd_gcc,
"clang": _cppstd_clang,
"apple-clang": _cppstd_apple_clang,
"Visual Studio": _cppstd_visualstudio,
"msvc": _cppstd_msvc,
"intel": cppstd_intel,
"mcst-lcc": _cppstd_mcst_lcc}.get(str(compiler), None)
flag = None
if func:
flag = func(str(compiler_version), str(cppstd))
return flag
def _cppstd_visualstudio(visual_version, cppstd):
# https://docs.microsoft.com/en-us/cpp/build/reference/std-specify-language-standard-version
v14 = None
v17 = None
v20 = None
v23 = None
if Version(visual_version) >= "14":
v14 = "c++14"
v17 = "c++latest"
if Version(visual_version) >= "15":
v17 = "c++17"
v20 = "c++latest"
if Version(visual_version) >= "17":
v20 = "c++20"
v23 = "c++latest"
flag = {"14": v14, "17": v17, "20": v20, "23": v23}.get(str(cppstd), None)
return "/std:%s" % flag if flag else None
def _cppstd_msvc(visual_version, cppstd):
# https://docs.microsoft.com/en-us/cpp/build/reference/std-specify-language-standard-version
v14 = None
v17 = None
v20 = None
v23 = None
if Version(visual_version) >= "19.0":
v14 = "c++14"
v17 = "c++latest"
if Version(visual_version) >= "19.1":
v17 = "c++17"
v20 = "c++latest"
if Version(visual_version) >= "19.3":
v20 = "c++20"
v23 = "c++latest"
flag = {"14": v14, "17": v17, "20": v20, "23": v23}.get(str(cppstd), None)
return "/std:%s" % flag if flag else None
def _cppstd_apple_clang(clang_version, cppstd):
"""
Inspired in:
https://github.com/Kitware/CMake/blob/master/Modules/Compiler/AppleClang-CXX.cmake
"""
v98 = vgnu98 = v11 = vgnu11 = v14 = vgnu14 = v17 = vgnu17 = v20 = vgnu20 = None
if Version(clang_version) >= "4.0":
v98 = "c++98"
vgnu98 = "gnu++98"
v11 = "c++11"
vgnu11 = "gnu++11"
if Version(clang_version) >= "6.1":
v14 = "c++14"
vgnu14 = "gnu++14"
elif Version(clang_version) >= "5.1":
v14 = "c++1y"
vgnu14 = "gnu++1y"
if Version(clang_version) >= "6.1":
v17 = "c++1z"
vgnu17 = "gnu++1z"
if Version(clang_version) >= "9.1":
# Not confirmed that it didn't work before 9.1 but 1z is still valid, so we are ok
v17 = "c++17"
vgnu17 = "gnu++17"
if Version(clang_version) >= "10.0":
v20 = "c++2a"
vgnu20 = "gnu++2a"
flag = {"98": v98, "gnu98": vgnu98,
"11": v11, "gnu11": vgnu11,
"14": v14, "gnu14": vgnu14,
"17": v17, "gnu17": vgnu17,
"20": v20, "gnu20": vgnu20}.get(cppstd, None)
return "-std=%s" % flag if flag else None
def _cppstd_clang(clang_version, cppstd):
"""
Inspired in:
https://github.com/Kitware/CMake/blob/
1fe2dc5ef2a1f262b125a2ba6a85f624ce150dd2/Modules/Compiler/Clang-CXX.cmake
https://clang.llvm.org/cxx_status.html
"""
v98 = vgnu98 = v11 = vgnu11 = v14 = vgnu14 = v17 = vgnu17 = v20 = vgnu20 = v23 = vgnu23 = None
if Version(clang_version) >= "2.1":
v98 = "c++98"
vgnu98 = "gnu++98"
if Version(clang_version) >= "3.1":
v11 = "c++11"
vgnu11 = "gnu++11"
elif Version(clang_version) >= "2.1":
v11 = "c++0x"
vgnu11 = "gnu++0x"
if Version(clang_version) >= "3.5":
v14 = "c++14"
vgnu14 = "gnu++14"
elif Version(clang_version) >= "3.4":
v14 = "c++1y"
vgnu14 = "gnu++1y"
if Version(clang_version) >= "5":
v17 = "c++17"
vgnu17 = "gnu++17"
elif Version(clang_version) >= "3.5":
v17 = "c++1z"
vgnu17 = "gnu++1z"
if Version(clang_version) >= "6":
v20 = "c++2a"
vgnu20 = "gnu++2a"
if Version(clang_version) >= "12":
v20 = "c++20"
vgnu20 = "gnu++20"
v23 = "c++2b"
vgnu23 = "gnu++2b"
flag = {"98": v98, "gnu98": vgnu98,
"11": v11, "gnu11": vgnu11,
"14": v14, "gnu14": vgnu14,
"17": v17, "gnu17": vgnu17,
"20": v20, "gnu20": vgnu20,
"23": v23, "gnu23": vgnu23}.get(cppstd, None)
return "-std=%s" % flag if flag else None
def _cppstd_gcc(gcc_version, cppstd):
"""https://github.com/Kitware/CMake/blob/master/Modules/Compiler/GNU-CXX.cmake"""
# https://gcc.gnu.org/projects/cxx-status.html
v98 = vgnu98 = v11 = vgnu11 = v14 = vgnu14 = v17 = vgnu17 = v20 = vgnu20 = v23 = vgnu23 = None
if Version(gcc_version) >= "3.4":
v98 = "c++98"
vgnu98 = "gnu++98"
if Version(gcc_version) >= "4.7":
v11 = "c++11"
vgnu11 = "gnu++11"
elif Version(gcc_version) >= "4.3":
v11 = "c++0x"
vgnu11 = "gnu++0x"
if Version(gcc_version) >= "4.9":
v14 = "c++14"
vgnu14 = "gnu++14"
elif Version(gcc_version) >= "4.8":
v14 = "c++1y"
vgnu14 = "gnu++1y"
if Version(gcc_version) >= "5":
v17 = "c++1z"
vgnu17 = "gnu++1z"
if Version(gcc_version) >= "5.2": # Not sure if even in 5.1 gnu17 is valid, but gnu1z is
v17 = "c++17"
vgnu17 = "gnu++17"
if Version(gcc_version) >= "8":
v20 = "c++2a"
vgnu20 = "gnu++2a"
if Version(gcc_version) >= "11":
v23 = "c++2b"
vgnu23 = "gnu++2b"
flag = {"98": v98, "gnu98": vgnu98,
"11": v11, "gnu11": vgnu11,
"14": v14, "gnu14": vgnu14,
"17": v17, "gnu17": vgnu17,
"20": v20, "gnu20": vgnu20,
"23": v23, "gnu23": vgnu23}.get(cppstd)
return "-std=%s" % flag if flag else None
def _cppstd_intel_common(intel_version, cppstd, vgnu98, vgnu0x):
# https://software.intel.com/en-us/cpp-compiler-developer-guide-and-reference-std-qstd
# https://software.intel.com/en-us/articles/intel-cpp-compiler-release-notes
# NOTE: there are only gnu++98 and gnu++0x, and only for Linux/macOS
v98 = v11 = v14 = v17 = v20 = None
vgnu11 = vgnu14 = vgnu17 = vgnu20 = None
if Version(intel_version) >= "12":
v11 = "c++0x"
vgnu11 = vgnu0x
if Version(intel_version) >= "14":
v11 = "c++11"
vgnu11 = vgnu0x
if Version(intel_version) >= "16":
v14 = "c++14"
if Version(intel_version) >= "18":
v17 = "c++17"
if Version(intel_version) >= "19.1":
v20 = "c++20"
return {"98": v98, "gnu98": vgnu98,
"11": v11, "gnu11": vgnu11,
"14": v14, "gnu14": vgnu14,
"17": v17, "gnu17": vgnu17,
"20": v20, "gnu20": vgnu20}.get(cppstd)
def _cppstd_intel_gcc(intel_version, cppstd):
flag = _cppstd_intel_common(intel_version, cppstd, "gnu++98", "gnu++0x")
return "-std=%s" % flag if flag else None
def _cppstd_intel_visualstudio(intel_version, cppstd):
flag = _cppstd_intel_common(intel_version, cppstd, None, None)
return "/Qstd=%s" % flag if flag else None
def _cppstd_mcst_lcc(mcst_lcc_version, cppstd):
v11 = vgnu11 = v14 = vgnu14 = v17 = vgnu17 = v20 = vgnu20 = None
if Version(mcst_lcc_version) >= "1.21":
v11 = "c++11"
vgnu11 = "gnu++11"
v14 = "c++14"
vgnu14 = "gnu++14"
if Version(mcst_lcc_version) >= "1.24":
v17 = "c++17"
vgnu17 = "gnu++17"
if Version(mcst_lcc_version) >= "1.25":
v20 = "c++2a"
vgnu20 = "gnu++2a"
flag = {"98": "c++98", "gnu98": "gnu++98",
"03": "c++03", "gnu03": "gnu++03",
"11": v11, "gnu11": vgnu11,
"14": v14, "gnu14": vgnu14,
"17": v17, "gnu17": vgnu17,
"20": v20, "gnu20": vgnu20}.get(cppstd)
return "-std=%s" % flag if flag else None