def _sun_cc_compiler(output, compiler_exe="cc"):
try:
_, out = detect_runner('%s -V' % compiler_exe)
compiler = "sun-cc"
installed_version = re.search("([0-9]+\.[0-9]+)", out).group()
if installed_version:
output.success("Found %s %s" % (compiler, installed_version))
return compiler, installed_version
except Exception:
return None
def _detect_gcc_libcxx(executable, version, output, profile_name,
profile_path):
# Assumes a working g++ executable
new_abi_available = Version(version) >= Version("5.1")
if not new_abi_available:
return "libstdc++"
if not get_env(CONAN_V2_MODE_ENVVAR, False):
msg = textwrap.dedent("""
Conan detected a GCC version > 5 but has adjusted the 'compiler.libcxx' setting to
'libstdc++' for backwards compatibility.
Your compiler is likely using the new CXX11 ABI by default (libstdc++11).
If you want Conan to use the new ABI for the {profile} profile, run:
$ conan profile update settings.compiler.libcxx=libstdc++11 {profile}
Or edit '{profile_path}' and set compiler.libcxx=libstdc++11
""".format(profile=profile_name, profile_path=profile_path))
output.writeln(
"\n************************* WARNING: GCC OLD ABI COMPATIBILITY "
"***********************\n %s\n************************************"
"************************************************\n\n\n" % msg,
Color.BRIGHT_RED)
return "libstdc++"
main = textwrap.dedent("""
#include <string>
using namespace std;
static_assert(sizeof(std::string) != sizeof(void*), "using libstdc++");
int main(){}
""")
t = tempfile.mkdtemp()
filename = os.path.join(t, "main.cpp")
save(filename, main)
old_path = os.getcwd()
os.chdir(t)
try:
error, out_str = detect_runner("%s main.cpp -std=c++11" % executable)
if error:
if "using libstdc++" in out_str:
output.info("gcc C++ standard library: libstdc++")
return "libstdc++"
# Other error, but can't know, lets keep libstdc++11
output.warn("compiler.libcxx check error: %s" % out_str)
output.warn(
"Couldn't deduce compiler.libcxx for gcc>=5.1, assuming libstdc++11"
)
else:
output.info("gcc C++ standard library: libstdc++11")
return "libstdc++11"
finally:
os.chdir(old_path)
def _gcc_compiler(output, compiler_exe="gcc"):
try:
if platform.system() == "Darwin":
# In Mac OS X check if gcc is a fronted using apple-clang
_, out = detect_runner("%s --version" % compiler_exe)
out = out.lower()
if "clang" in out:
return None
ret, out = detect_runner('%s -dumpversion' % compiler_exe)
if ret != 0:
return None
compiler = "gcc"
installed_version = re.search("([0-9]+(\.[0-9])?)", out).group()
# Since GCC 7.1, -dumpversion return the major version number
# only ("7"). We must use -dumpfullversion to get the full version
# number ("7.1.1").
if installed_version:
output.success("Found %s %s" % (compiler, installed_version))
return compiler, installed_version
except Exception:
return None
def _clang_compiler(output, compiler_exe="clang"):
try:
ret, out = detect_runner('%s --version' % compiler_exe)
if ret != 0:
return None
if "Apple" in out:
compiler = "apple-clang"
elif "clang version" in out:
compiler = "clang"
installed_version = re.search("([0-9]+\.[0-9])", out).group()
if installed_version:
output.success("Found %s %s" % (compiler, installed_version))
return compiler, installed_version
except Exception:
return None
