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meson/mesonbuild/compilers.py

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# Copyright 2012-2014 The Meson development team
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import subprocess, os.path
import tempfile
from .import mesonlib
from . import mlog
from .mesonlib import MesonException
from . import coredata
"""This file contains the data files of all compilers Meson knows
about. To support a new compiler, add its information below.
Also add corresponding autodetection code in environment.py."""
header_suffixes = ['h', 'hh', 'hpp', 'hxx', 'H', 'ipp', 'moc', 'vapi']
cpp_suffixes = ['cc', 'cpp', 'cxx', 'h', 'hh', 'hpp', 'ipp', 'hxx', 'c++']
c_suffixes = ['c']
clike_suffixes = c_suffixes + cpp_suffixes
obj_suffixes = ['o', 'obj', 'res']
lib_suffixes = ['a', 'lib', 'dll', 'dylib', 'so']
def is_header(fname):
if hasattr(fname, 'fname'):
fname = fname.fname
suffix = fname.split('.')[-1]
return suffix in header_suffixes
def is_source(fname):
if hasattr(fname, 'fname'):
fname = fname.fname
suffix = fname.split('.')[-1]
return suffix in clike_suffixes
def is_object(fname):
if hasattr(fname, 'fname'):
fname = fname.fname
suffix = fname.split('.')[-1]
return suffix in obj_suffixes
def is_library(fname):
if hasattr(fname, 'fname'):
fname = fname.fname
suffix = fname.split('.')[-1]
return suffix in lib_suffixes
gnulike_buildtype_args = {'plain' : [],
# -O0 is passed for improved debugging information with gcc
# See https://github.com/mesonbuild/meson/pull/509
'debug' : ['-O0', '-g'],
'debugoptimized' : ['-O2', '-g'],
'release' : ['-O3'],
'minsize' : ['-Os', '-g']}
msvc_buildtype_args = {'plain' : [],
'debug' : ["/MDd", "/ZI", "/Ob0", "/Od", "/RTC1"],
'debugoptimized' : ["/MD", "/Zi", "/O2", "/Ob1"],
'release' : ["/MD", "/O2", "/Ob2"],
'minsize' : ["/MD", "/Zi", "/Os", "/Ob1"],
}
gnulike_buildtype_linker_args = {}
if mesonlib.is_osx():
gnulike_buildtype_linker_args.update({'plain' : [],
'debug' : [],
'debugoptimized' : [],
'release' : [],
'minsize' : [],
})
else:
gnulike_buildtype_linker_args.update({'plain' : [],
'debug' : [],
'debugoptimized' : [],
'release' : ['-Wl,-O1'],
'minsize' : [],
})
msvc_buildtype_linker_args = {'plain' : [],
'debug' : [],
'debugoptimized' : [],
'release' : [],
'minsize' : ['/INCREMENTAL:NO'],
}
java_buildtype_args = {'plain' : [],
'debug' : ['-g'],
'debugoptimized' : ['-g'],
'release' : [],
'minsize' : [],
}
rust_buildtype_args = {'plain' : [],
'debug' : ['-g'],
'debugoptimized' : ['-g', '--opt-level', '2'],
'release' : ['--opt-level', '3'],
'minsize' : [],
}
mono_buildtype_args = {'plain' : [],
'debug' : ['-debug'],
'debugoptimized': ['-debug', '-optimize+'],
'release' : ['-optimize+'],
'minsize' : [],
}
swift_buildtype_args = {'plain' : [],
'debug' : ['-g'],
'debugoptimized': ['-g', '-O'],
'release' : ['-O'],
'minsize' : [],
}
gnu_winlibs = ['-lkernel32', '-luser32', '-lgdi32', '-lwinspool', '-lshell32',
'-lole32', '-loleaut32', '-luuid', '-lcomdlg32', '-ladvapi32']
msvc_winlibs = ['kernel32.lib', 'user32.lib', 'gdi32.lib',
'winspool.lib', 'shell32.lib', 'ole32.lib', 'oleaut32.lib',
'uuid.lib', 'comdlg32.lib', 'advapi32.lib']
gnu_color_args = {'auto' : ['-fdiagnostics-color=auto'],
'always': ['-fdiagnostics-color=always'],
'never' : ['-fdiagnostics-color=never'],
}
base_options = {
'b_pch': coredata.UserBooleanOption('b_pch', 'Use precompiled headers', True),
'b_lto': coredata.UserBooleanOption('b_lto', 'Use link time optimization', False),
'b_sanitize': coredata.UserComboOption('b_sanitize',
'Code sanitizer to use',
['none', 'address', 'thread', 'undefined', 'memory'],
'none'),
'b_lundef': coredata.UserBooleanOption('b_lundef', 'Use -Wl,--no-undefined when linking', True),
'b_pgo': coredata.UserComboOption('b_pgo', 'Use profile guide optimization',
['off', 'generate', 'use'],
'off'),
'b_coverage': coredata.UserBooleanOption('b_coverage',
'Enable coverage tracking.',
False),
'b_colorout' : coredata.UserComboOption('b_colorout', 'Use colored output',
['auto', 'always', 'never'],
'always'),
}
def sanitizer_compile_args(value):
if value == 'none':
return []
args = ['-fsanitize=' + value]
if value == 'address':
args.append('-fno-omit-frame-pointer')
return args
def sanitizer_link_args(value):
if value == 'none':
return []
args = ['-fsanitize=' + value]
return args
def get_base_compile_args(options, compiler):
args = []
# FIXME, gcc/clang specific.
try:
if options['b_lto'].value:
args.append('-flto')
except KeyError:
pass
try:
args += compiler.get_colorout_args(options['b_colorout'].value)
except KeyError:
pass
try:
args += sanitizer_compile_args(options['b_sanitize'].value)
except KeyError:
pass
try:
pgo_val = options['b_pgo'].value
if pgo_val == 'generate':
args.append('-fprofile-generate')
elif pgo_val == 'use':
args.append('-fprofile-use')
except KeyError:
pass
try:
if options['b_coverage'].value:
args += compiler.get_coverage_args()
except KeyError:
pass
return args
def get_base_link_args(options, linker):
args = []
# FIXME, gcc/clang specific.
try:
if options['b_lto'].value:
args.append('-flto')
except KeyError:
pass
try:
args += sanitizer_link_args(options['b_sanitize'].value)
except KeyError:
pass
try:
pgo_val = options['b_pgo'].value
if pgo_val == 'generate':
args.append('-fprofile-generate')
elif pgo_val == 'use':
args.append('-fprofile-use')
except KeyError:
pass
try:
if options['b_lundef'].value:
args.append('-Wl,--no-undefined')
except KeyError:
pass
try:
if options['b_coverage'].value:
args += linker.get_coverage_link_args()
except KeyError:
pass
return args
def build_unix_rpath_args(build_dir, rpath_paths, install_rpath):
if len(rpath_paths) == 0 and len(install_rpath) == 0:
return []
paths = ':'.join([os.path.join(build_dir, p) for p in rpath_paths])
if len(paths) < len(install_rpath):
padding = 'X'*(len(install_rpath) - len(paths))
if len(paths) == 0:
paths = padding
else:
paths = paths + ':' + padding
return ['-Wl,-rpath,' + paths]
class EnvironmentException(MesonException):
def __init(self, *args, **kwargs):
Exception.__init__(self, *args, **kwargs)
class CrossNoRunException(MesonException):
def __init(self, *args, **kwargs):
Exception.__init__(self, *args, **kwargs)
class RunResult():
def __init__(self, compiled, returncode=999, stdout='UNDEFINED', stderr='UNDEFINED'):
self.compiled = compiled
self.returncode = returncode
self.stdout = stdout
self.stderr = stderr
class Compiler():
def __init__(self, exelist, version):
if type(exelist) == type(''):
self.exelist = [exelist]
elif type(exelist) == type([]):
self.exelist = exelist
else:
raise TypeError('Unknown argument to Compiler')
self.version = version
self.base_options = []
def get_always_args(self):
return []
def get_linker_always_args(self):
return []
def gen_import_library_args(self, implibname):
"""
Used only on Windows for libraries that need an import library.
This currently means C, C++, Fortran.
"""
return []
def get_options(self):
return {} # build afresh every time
def get_option_compile_args(self, options):
return []
def get_option_link_args(self, options):
return []
def has_header(self, *args, **kwargs):
raise EnvironmentException('Language %s does not support header checks.' % self.language)
def has_header_symbol(self, *args, **kwargs):
raise EnvironmentException('Language %s does not support header symbol checks.' % self.language)
def compiles(self, *args, **kwargs):
raise EnvironmentException('Language %s does not support compile checks.' % self.language)
def links(self, *args, **kwargs):
raise EnvironmentException('Language %s does not support link checks.' % self.language)
def run(self, *args, **kwargs):
raise EnvironmentException('Language %s does not support run checks.' % self.language)
def sizeof(self, *args, **kwargs):
raise EnvironmentException('Language %s does not support sizeof checks.' % self.language)
def alignment(self, *args, **kwargs):
raise EnvironmentException('Language %s does not support alignment checks.' % self.language)
def has_function(self, *args, **kwargs):
raise EnvironmentException('Language %s does not support function checks.' % self.language)
def unix_link_flags_to_native(self, args):
"Always returns a copy that can be independently mutated"
return args[:]
def unix_compile_flags_to_native(self, args):
"Always returns a copy that can be independently mutated"
return args[:]
def find_library(self, *args, **kwargs):
raise EnvironmentException('Language {} does not support library finding.'.format(self.language))
def get_library_dirs(self):
return []
def has_argument(self, arg):
raise EnvironmentException('Language {} does not support has_arg.'.format(self.language))
def get_cross_extra_flags(self, environment, *, compile, link):
extra_flags = []
if self.is_cross and environment:
if 'properties' in environment.cross_info.config:
lang_args_key = self.language + '_args'
if compile:
extra_flags += environment.cross_info.config['properties'].get(lang_args_key, [])
lang_link_args_key = self.language + '_link_args'
if link:
extra_flags += environment.cross_info.config['properties'].get(lang_link_args_key, [])
return extra_flags
def get_colorout_args(self, colortype):
return []
class CCompiler(Compiler):
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
super().__init__(exelist, version)
self.language = 'c'
self.default_suffix = 'c'
self.id = 'unknown'
self.is_cross = is_cross
if isinstance(exe_wrapper, str):
self.exe_wrapper = [exe_wrapper]
else:
self.exe_wrapper = exe_wrapper
def needs_static_linker(self):
return True # When compiling static libraries, so yes.
def get_always_args(self):
return []
def get_linker_debug_crt_args(self):
"""
Arguments needed to select a debug crt for the linker
This is only needed for MSVC
"""
return []
def get_no_stdinc_args(self):
return ['-nostdinc']
def get_no_stdlib_link_args(self):
return ['-nostdlib']
def get_warn_args(self, level):
return self.warn_args[level]
def get_soname_args(self, shlib_name, path, soversion):
return []
def split_shlib_to_parts(self, fname):
return (None, fname)
# The default behaviour is this, override in
# OSX and MSVC.
def build_rpath_args(self, build_dir, rpath_paths, install_rpath):
return build_unix_rpath_args(build_dir, rpath_paths, install_rpath)
def get_id(self):
return self.id
def get_dependency_gen_args(self, outtarget, outfile):
return ['-MMD', '-MQ', outtarget, '-MF', outfile]
def depfile_for_object(self, objfile):
return objfile + '.' + self.get_depfile_suffix()
def get_depfile_suffix(self):
return 'd'
def get_language(self):
return self.language
def get_default_suffix(self):
return self.default_suffix
def get_exelist(self):
return self.exelist[:]
def get_linker_exelist(self):
return self.exelist[:]
def get_compile_only_args(self):
return ['-c']
def get_no_optimization_args(self):
return ['-O0']
def get_output_args(self, target):
return ['-o', target]
def get_linker_output_args(self, outputname):
return ['-o', outputname]
def get_coverage_args(self):
return ['--coverage']
def get_coverage_link_args(self):
return ['-lgcov']
def get_werror_args(self):
return ['-Werror']
def get_std_exe_link_args(self):
return []
def get_include_args(self, path, is_system):
if path == '':
path = '.'
if is_system:
return ['-isystem', path]
return ['-I' + path]
def get_std_shared_lib_link_args(self):
return ['-shared']
def get_library_dirs(self):
output = subprocess.Popen(self.exelist + ['--print-search-dirs'], stdout=subprocess.PIPE, stderr=subprocess.DEVNULL)
(stdo, _) = output.communicate()
stdo = stdo.decode('utf-8')
for line in stdo.split('\n'):
if line.startswith('libraries:'):
libstr = line.split('=', 1)[1]
return libstr.split(':')
return []
def can_compile(self, filename):
suffix = filename.split('.')[-1]
if suffix == 'c' or suffix == 'h':
return True
return False
def get_pic_args(self):
return ['-fPIC']
def name_string(self):
return ' '.join(self.exelist)
def get_pch_use_args(self, pch_dir, header):
return ['-include', os.path.split(header)[-1]]
def get_pch_name(self, header_name):
return os.path.split(header_name)[-1] + '.' + self.get_pch_suffix()
def get_linker_search_args(self, dirname):
return ['-L'+dirname]
def gen_import_library_args(self, implibname):
"""
The name of the outputted import library
This implementation is used only on Windows by compilers that use GNU ld
"""
return ['-Wl,--out-implib=' + implibname]
def sanity_check_impl(self, work_dir, environment, sname, code):
mlog.debug('Sanity testing ' + self.language + ' compiler:', ' '.join(self.exelist))
mlog.debug('Is cross compiler: %s.' % str(self.is_cross))
extra_flags = []
source_name = os.path.join(work_dir, sname)
binname = sname.rsplit('.', 1)[0]
if self.is_cross:
binname += '_cross'
if self.exe_wrapper is None:
# Linking cross built apps is painful. You can't really
# tell if you should use -nostdlib or not and for example
# on OSX the compiler binary is the same but you need
# a ton of compiler flags to differentiate between
# arm and x86_64. So just compile.
extra_flags += self.get_cross_extra_flags(environment, compile=True, link=False)
extra_flags += self.get_compile_only_args()
else:
extra_flags += self.get_cross_extra_flags(environment, compile=True, link=True)
# Is a valid executable output for all toolchains and platforms
binname += '.exe'
# Write binary check source
binary_name = os.path.join(work_dir, binname)
ofile = open(source_name, 'w')
ofile.write(code)
ofile.close()
# Compile sanity check
cmdlist = self.exelist + extra_flags + [source_name] + self.get_output_args(binary_name)
pc = subprocess.Popen(cmdlist, stdout=subprocess.PIPE, stderr=subprocess.PIPE, cwd=work_dir)
(stdo, stde) = pc.communicate()
stdo = stdo.decode()
stde = stde.decode()
mlog.debug('Sanity check compiler command line:', ' '.join(cmdlist))
mlog.debug('Sanity check compile stdout:')
mlog.debug(stdo)
mlog.debug('-----\nSanity check compile stderr:')
mlog.debug(stde)
mlog.debug('-----')
if pc.returncode != 0:
raise EnvironmentException('Compiler {0} can not compile programs.'.format(self.name_string()))
# Run sanity check
if self.is_cross:
if self.exe_wrapper is None:
# Can't check if the binaries run so we have to assume they do
return
cmdlist = self.exe_wrapper + [binary_name]
else:
cmdlist = [binary_name]
mlog.debug('Running test binary command: ' + ' '.join(cmdlist))
pe = subprocess.Popen(cmdlist)
pe.wait()
if pe.returncode != 0:
raise EnvironmentException('Executables created by {0} compiler {1} are not runnable.'.format(self.language, self.name_string()))
def sanity_check(self, work_dir, environment):
code = 'int main(int argc, char **argv) { int class=0; return class; }\n'
return self.sanity_check_impl(work_dir, environment, 'sanitycheckc.c', code)
def has_header(self, hname, env, extra_args=None):
if extra_args is None:
extra_args = []
templ = '''#include<%s>
int someSymbolHereJustForFun;
'''
return self.compiles(templ % hname, env, extra_args)
def has_header_symbol(self, hname, symbol, prefix, env, extra_args=None):
if extra_args is None:
extra_args = []
templ = '''{2}
#include <{0}>
int main () {{ {1}; }}'''
# Pass -O0 to ensure that the symbol isn't optimized away
args = extra_args + self.get_no_optimization_args()
return self.compiles(templ.format(hname, symbol, prefix), env, args)
def compile(self, code, srcname, extra_args=None):
if extra_args is None:
extra_args = []
commands = self.get_exelist()
commands.append(srcname)
commands += extra_args
mlog.debug('Running compile:')
mlog.debug('Command line: ', ' '.join(commands), '\n')
mlog.debug('Code:\n', code)
p = subprocess.Popen(commands, cwd=os.path.split(srcname)[0], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
(stde, stdo) = p.communicate()
stde = stde.decode()
stdo = stdo.decode()
mlog.debug('Compiler stdout:\n', stdo)
mlog.debug('Compiler stderr:\n', stde)
os.remove(srcname)
return p
def compiles(self, code, env, extra_args=None):
if extra_args is None:
extra_args = []
if isinstance(extra_args, str):
extra_args = [extra_args]
suflen = len(self.default_suffix)
(fd, srcname) = tempfile.mkstemp(suffix='.'+self.default_suffix)
os.close(fd)
ofile = open(srcname, 'w')
ofile.write(code)
ofile.close()
# Convert flags to the native type of the selected compiler
args = self.unix_link_flags_to_native(extra_args)
# Read c_args/cpp_args/etc from the cross-info file (if needed)
args += self.get_cross_extra_flags(env, compile=True, link=False)
# We only want to compile; not link
args += self.get_compile_only_args()
p = self.compile(code, srcname, args)
try:
trial = srcname[:-suflen] + 'o'
os.remove(trial)
except FileNotFoundError:
pass
try:
os.remove(srcname[:-suflen] + 'obj')
except FileNotFoundError:
pass
return p.returncode == 0
def links(self, code, env, extra_args=None):
if extra_args is None:
extra_args = []
elif isinstance(extra_args, str):
extra_args = [extra_args]
(fd, srcname) = tempfile.mkstemp(suffix='.'+self.default_suffix)
os.close(fd)
(fd, dstname) = tempfile.mkstemp()
os.close(fd)
ofile = open(srcname, 'w')
ofile.write(code)
ofile.close()
# Convert flags to the native type of the selected compiler
args = self.unix_link_flags_to_native(extra_args)
# Select a CRT if needed since we're linking
args += self.get_linker_debug_crt_args()
# Read c_args/c_link_args/cpp_args/cpp_link_args/etc from the cross-info file (if needed)
args += self.get_cross_extra_flags(env, compile=True, link=True)
# Arguments specifying the output filename
args += self.get_output_args(dstname)
p = self.compile(code, srcname, args)
try:
os.remove(dstname)
except FileNotFoundError:
pass
return p.returncode == 0
def run(self, code, env, extra_args=None):
if extra_args is None:
extra_args = []
if self.is_cross and self.exe_wrapper is None:
raise CrossNoRunException('Can not run test applications in this cross environment.')
(fd, srcname) = tempfile.mkstemp(suffix='.'+self.default_suffix)
os.close(fd)
ofile = open(srcname, 'w')
ofile.write(code)
ofile.close()
# Convert flags to the native type of the selected compiler
args = self.unix_link_flags_to_native(extra_args)
# Select a CRT if needed since we're linking
args += self.get_linker_debug_crt_args()
# Read c_link_args/cpp_link_args/etc from the cross-info file
args += self.get_cross_extra_flags(env, compile=True, link=True)
# Create command list
exename = srcname + '.exe' # Is guaranteed to be executable on every platform.
commands = self.get_exelist() + args
commands.append(srcname)
commands += self.get_output_args(exename)
mlog.debug('Running code:\n\n', code)
mlog.debug('Command line:', ' '.join(commands))
p = subprocess.Popen(commands, cwd=os.path.split(srcname)[0], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
(stdo, stde) = p.communicate()
stde = stde.decode()
stdo = stdo.decode()
mlog.debug('Compiler stdout:\n')
mlog.debug(stdo)
mlog.debug('Compiler stderr:\n')
mlog.debug(stde)
os.remove(srcname)
if p.returncode != 0:
return RunResult(False)
if self.is_cross:
cmdlist = self.exe_wrapper + [exename]
else:
cmdlist = exename
try:
pe = subprocess.Popen(cmdlist, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
except Exception as e:
mlog.debug('Could not run: %s (error: %s)\n' % (cmdlist, e))
return RunResult(False)
(so, se) = pe.communicate()
so = so.decode()
se = se.decode()
mlog.debug('Program stdout:\n')
mlog.debug(so)
mlog.debug('Program stderr:\n')
mlog.debug(se)
try:
os.remove(exename)
except PermissionError:
# On Windows antivirus programs and the like hold
# on to files so they can't be deleted. There's not
# much to do in this case.
pass
return RunResult(True, pe.returncode, so, se)
def cross_sizeof(self, element, prefix, env, extra_args=None):
if extra_args is None:
extra_args = []
element_exists_templ = '''#include <stdio.h>
{0}
int main(int argc, char **argv) {{
{1} something;
}}
'''
templ = '''#include <stdio.h>
%s
int temparray[%d-sizeof(%s)];
'''
args = extra_args + self.get_no_optimization_args()
if not self.compiles(element_exists_templ.format(prefix, element), env, args):
return -1
for i in range(1, 1024):
code = templ % (prefix, i, element)
if self.compiles(code, env, args):
if self.id == 'msvc':
# MSVC refuses to construct an array of zero size, so
# the test only succeeds when i is sizeof(element) + 1
return i - 1
return i
raise EnvironmentException('Cross checking sizeof overflowed.')
def sizeof(self, element, prefix, env, extra_args=None):
if extra_args is None:
extra_args = []
if self.is_cross:
return self.cross_sizeof(element, prefix, env, extra_args)
templ = '''#include<stdio.h>
%s
int main(int argc, char **argv) {
printf("%%ld\\n", (long)(sizeof(%s)));
return 0;
};
'''
res = self.run(templ % (prefix, element), env, extra_args)
if not res.compiled:
return -1
if res.returncode != 0:
raise EnvironmentException('Could not run sizeof test binary.')
return int(res.stdout)
def cross_alignment(self, typename, env, extra_args=None):
if extra_args is None:
extra_args = []
type_exists_templ = '''#include <stdio.h>
int main(int argc, char **argv) {{
{0} something;
}}
'''
templ = '''#include<stddef.h>
struct tmp {
char c;
%s target;
};
int testarray[%d-offsetof(struct tmp, target)];
'''
args = extra_args + self.get_no_optimization_args()
if not self.compiles(type_exists_templ.format(typename), env, args):
return -1
for i in range(1, 1024):
code = templ % (typename, i)
if self.compiles(code, env, args):
if self.id == 'msvc':
# MSVC refuses to construct an array of zero size, so
# the test only succeeds when i is sizeof(element) + 1
return i - 1
return i
raise EnvironmentException('Cross checking offsetof overflowed.')
def alignment(self, typename, env, extra_args=None):
if extra_args is None:
extra_args = []
if self.is_cross:
return self.cross_alignment(typename, env, extra_args)
templ = '''#include<stdio.h>
#include<stddef.h>
struct tmp {
char c;
%s target;
};
int main(int argc, char **argv) {
printf("%%d", (int)offsetof(struct tmp, target));
return 0;
}
'''
res = self.run(templ % typename, env, extra_args)
if not res.compiled:
raise EnvironmentException('Could not compile alignment test.')
if res.returncode != 0:
raise EnvironmentException('Could not run alignment test binary.')
align = int(res.stdout)
if align == 0:
raise EnvironmentException('Could not determine alignment of %s. Sorry. You might want to file a bug.' % typename)
return align
def has_function(self, funcname, prefix, env, extra_args=None):
"""
First, this function looks for the symbol in the default libraries
provided by the compiler (stdlib + a few others usually). If that
fails, it checks if any of the headers specified in the prefix provide
an implementation of the function, and if that fails, it checks if it's
implemented as a compiler-builtin.
"""
if extra_args is None:
extra_args = []
# Define the symbol to something else in case it is defined by the
# includes or defines listed by the user `{0}` or by the compiler.
# Then, undef the symbol to get rid of it completely.
templ = '''
#define {1} meson_disable_define_of_{1}
#include <limits.h>
{0}
#undef {1}
'''
# Override any GCC internal prototype and declare our own definition for
# the symbol. Use char because that's unlikely to be an actual return
# value for a function which ensures that we override the definition.
templ += '''
#ifdef __cplusplus
extern "C"
#endif
char {1} ();
'''
# glibc defines functions that are not available on Linux as stubs that
# fail with ENOSYS (such as e.g. lchmod). In this case we want to fail
# instead of detecting the stub as a valid symbol.
# We always include limits.h above to ensure that these are defined for
# stub functions.
stubs_fail = '''
#if defined __stub_{1} || defined __stub___{1}
fail fail fail this function is not going to work
#endif
'''
templ += stubs_fail
# And finally the actual function call
templ += '''
int
main ()
{{
return {1} ();
}}'''
varname = 'has function ' + funcname
varname = varname.replace(' ', '_')
if self.is_cross:
val = env.cross_info.config['properties'].get(varname, None)
if val is not None:
if isinstance(val, bool):
return val
raise EnvironmentException('Cross variable {0} is not a boolean.'.format(varname))
if self.links(templ.format(prefix, funcname), env, extra_args):
return True
# Add -O0 to ensure that the symbol isn't optimized away by the compiler
args = extra_args + self.get_no_optimization_args()
# Sometimes the implementation is provided by the header, or the header
# redefines the symbol to be something else. In that case, we want to
# still detect the function. We still want to fail if __stub_foo or
# _stub_foo are defined, of course.
header_templ = '#include <limits.h>\n{0}\n' + stubs_fail + '\nint main() {{ {1}; }}'
if self.links(header_templ.format(prefix, funcname), env, args):
return True
# Some functions like alloca() are defined as compiler built-ins which
# are inlined by the compiler, so test for that instead. Built-ins are
# special functions that ignore all includes and defines, so we just
# directly try to link via main().
return self.links('int main() {{ {0}; }}'.format('__builtin_' + funcname), env, args)
def has_member(self, typename, membername, prefix, env, extra_args=None):
if extra_args is None:
extra_args = []
templ = '''%s
void bar() {
%s foo;
foo.%s;
};
'''
return self.compiles(templ % (prefix, typename, membername), env, extra_args)
def has_type(self, typename, prefix, env, extra_args):
templ = '''%s
void bar() {
sizeof(%s);
};
'''
return self.compiles(templ % (prefix, typename), env, extra_args)
def find_library(self, libname, env, extra_dirs):
# First try if we can just add the library as -l.
code = '''int main(int argc, char **argv) {
return 0;
}
'''
if extra_dirs and isinstance(extra_dirs, str):
extra_dirs = [extra_dirs]
# Gcc + co seem to prefer builtin lib dirs to -L dirs.
# Only try to find std libs if no extra dirs specified.
if len(extra_dirs) == 0:
args = ['-l' + libname]
if self.links(code, env, extra_args=args):
return args
# Not found? Try to find the library file itself.
extra_dirs += self.get_library_dirs()
suffixes = ['so', 'dylib', 'lib', 'dll', 'a']
for d in extra_dirs:
for suffix in suffixes:
trial = os.path.join(d, 'lib' + libname + '.' + suffix)
if os.path.isfile(trial):
return trial
trial2 = os.path.join(d, libname + '.' + suffix)
if os.path.isfile(trial2):
return trial2
return None
def thread_flags(self):
return ['-pthread']
def thread_link_flags(self):
return ['-pthread']
def has_argument(self, arg, env):
return self.compiles('int i;\n', env, extra_args=arg)
class CPPCompiler(CCompiler):
def __init__(self, exelist, version, is_cross, exe_wrap):
CCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
self.language = 'cpp'
self.default_suffix = 'cpp'
def can_compile(self, filename):
suffix = filename.split('.')[-1]
if suffix in cpp_suffixes:
return True
return False
def sanity_check(self, work_dir, environment):
code = 'class breakCCompiler;int main(int argc, char **argv) { return 0; }\n'
return self.sanity_check_impl(work_dir, environment, 'sanitycheckcpp.cc', code)
class ObjCCompiler(CCompiler):
def __init__(self, exelist, version, is_cross, exe_wrap):
CCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
self.language = 'objc'
self.default_suffix = 'm'
def can_compile(self, filename):
suffix = filename.split('.')[-1]
if suffix == 'm' or suffix == 'h':
return True
return False
def sanity_check(self, work_dir, environment):
# TODO try to use sanity_check_impl instead of duplicated code
source_name = os.path.join(work_dir, 'sanitycheckobjc.m')
binary_name = os.path.join(work_dir, 'sanitycheckobjc')
extra_flags = self.get_cross_extra_flags(environment, compile=True, link=False)
if self.is_cross:
extra_flags += self.get_compile_only_args()
ofile = open(source_name, 'w')
ofile.write('#import<stdio.h>\nint main(int argc, char **argv) { return 0; }\n')
ofile.close()
pc = subprocess.Popen(self.exelist + extra_flags + [source_name, '-o', binary_name])
pc.wait()
if pc.returncode != 0:
raise EnvironmentException('ObjC compiler %s can not compile programs.' % self.name_string())
if self.is_cross:
# Can't check if the binaries run so we have to assume they do
return
pe = subprocess.Popen(binary_name)
pe.wait()
if pe.returncode != 0:
raise EnvironmentException('Executables created by ObjC compiler %s are not runnable.' % self.name_string())
class ObjCPPCompiler(CPPCompiler):
def __init__(self, exelist, version, is_cross, exe_wrap):
CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
self.language = 'objcpp'
self.default_suffix = 'mm'
def can_compile(self, filename):
suffix = filename.split('.')[-1]
if suffix == 'mm' or suffix == 'h':
return True
return False
def sanity_check(self, work_dir, environment):
# TODO try to use sanity_check_impl instead of duplicated code
source_name = os.path.join(work_dir, 'sanitycheckobjcpp.mm')
binary_name = os.path.join(work_dir, 'sanitycheckobjcpp')
extra_flags = self.get_cross_extra_flags(environment, compile=True, link=False)
if self.is_cross:
extra_flags += self.get_compile_only_args()
ofile = open(source_name, 'w')
ofile.write('#import<stdio.h>\nclass MyClass;int main(int argc, char **argv) { return 0; }\n')
ofile.close()
pc = subprocess.Popen(self.exelist + extra_flags + [source_name, '-o', binary_name])
pc.wait()
if pc.returncode != 0:
raise EnvironmentException('ObjC++ compiler %s can not compile programs.' % self.name_string())
if self.is_cross:
# Can't check if the binaries run so we have to assume they do
return
pe = subprocess.Popen(binary_name)
pe.wait()
if pe.returncode != 0:
raise EnvironmentException('Executables created by ObjC++ compiler %s are not runnable.' % self.name_string())
class MonoCompiler(Compiler):
def __init__(self, exelist, version):
super().__init__(exelist, version)
self.language = 'cs'
self.default_suffix = 'cs'
self.id = 'mono'
self.monorunner = 'mono'
def get_output_args(self, fname):
return ['-out:' + fname]
def get_link_args(self, fname):
return ['-r:' + fname]
def get_soname_args(self, shlib_name, path, soversion):
return []
def get_werror_args(self):
return ['-warnaserror']
def split_shlib_to_parts(self, fname):
return (None, fname)
def build_rpath_args(self, build_dir, rpath_paths, install_rpath):
return []
def get_id(self):
return self.id
def get_dependency_gen_args(self, outtarget, outfile):
return []
def get_language(self):
return self.language
def get_default_suffix(self):
return self.default_suffix
def get_exelist(self):
return self.exelist[:]
def get_linker_exelist(self):
return self.exelist[:]
def get_compile_only_args(self):
return []
def get_linker_output_args(self, outputname):
return []
def get_coverage_args(self):
return []
def get_coverage_link_args(self):
return []
def get_std_exe_link_args(self):
return []
def get_include_args(self, path):
return []
def get_std_shared_lib_link_args(self):
return []
def can_compile(self, filename):
suffix = filename.split('.')[-1]
if suffix == 'cs':
return True
return False
def get_pic_args(self):
return []
def name_string(self):
return ' '.join(self.exelist)
def get_pch_use_args(self, pch_dir, header):
return []
def get_pch_name(self, header_name):
return ''
def sanity_check(self, work_dir, environment):
src = 'sanity.cs'
obj = 'sanity.exe'
source_name = os.path.join(work_dir, src)
ofile = open(source_name, 'w')
ofile.write('''public class Sanity {
static public void Main () {
}
}
''')
ofile.close()
pc = subprocess.Popen(self.exelist + [src], cwd=work_dir)
pc.wait()
if pc.returncode != 0:
raise EnvironmentException('Mono compiler %s can not compile programs.' % self.name_string())
cmdlist = [self.monorunner, obj]
pe = subprocess.Popen(cmdlist, cwd=work_dir)
pe.wait()
if pe.returncode != 0:
raise EnvironmentException('Executables created by Mono compiler %s are not runnable.' % self.name_string())
def needs_static_linker(self):
return False
def get_buildtype_args(self, buildtype):
return mono_buildtype_args[buildtype]
class JavaCompiler(Compiler):
def __init__(self, exelist, version):
super().__init__(exelist, version)
self.language = 'java'
self.default_suffix = 'java'
self.id = 'unknown'
self.javarunner = 'java'
def get_soname_args(self, shlib_name, path, soversion):
return []
def get_werror_args(self):
return ['-Werror']
def split_shlib_to_parts(self, fname):
return (None, fname)
def build_rpath_args(self, build_dir, rpath_paths, install_rpath):
return []
def get_id(self):
return self.id
def get_dependency_gen_args(self, outtarget, outfile):
return []
def get_language(self):
return self.language
def get_default_suffix(self):
return self.default_suffix
def get_exelist(self):
return self.exelist[:]
def get_linker_exelist(self):
return self.exelist[:]
def get_compile_only_args(self):
return []
def get_output_args(self, subdir):
if subdir == '':
subdir = './'
return ['-d', subdir, '-s', subdir]
def get_linker_output_args(self, outputname):
return []
def get_coverage_args(self):
return []
def get_coverage_link_args(self):
return []
def get_std_exe_link_args(self):
return []
def get_include_args(self, path):
return []
def get_std_shared_lib_link_args(self):
return []
def can_compile(self, filename):
suffix = filename.split('.')[-1]
if suffix == 'java':
return True
return False
def get_pic_args(self):
return []
def name_string(self):
return ' '.join(self.exelist)
def get_pch_use_args(self, pch_dir, header):
return []
def get_pch_name(self, header_name):
return ''
def get_buildtype_args(self, buildtype):
return java_buildtype_args[buildtype]
def sanity_check(self, work_dir, environment):
src = 'SanityCheck.java'
obj = 'SanityCheck'
source_name = os.path.join(work_dir, src)
ofile = open(source_name, 'w')
ofile.write('''class SanityCheck {
public static void main(String[] args) {
int i;
}
}
''')
ofile.close()
pc = subprocess.Popen(self.exelist + [src], cwd=work_dir)
pc.wait()
if pc.returncode != 0:
raise EnvironmentException('Java compiler %s can not compile programs.' % self.name_string())
cmdlist = [self.javarunner, obj]
pe = subprocess.Popen(cmdlist, cwd=work_dir)
pe.wait()
if pe.returncode != 0:
raise EnvironmentException('Executables created by Java compiler %s are not runnable.' % self.name_string())
def needs_static_linker(self):
return False
class ValaCompiler(Compiler):
def __init__(self, exelist, version):
super().__init__(exelist, version)
self.version = version
self.id = 'unknown'
self.language = 'vala'
self.is_cross = False
def name_string(self):
return ' '.join(self.exelist)
def needs_static_linker(self):
return False # Because compiles into C.
def get_exelist(self):
return self.exelist
def get_werror_args(self):
return ['--fatal-warnings']
def get_language(self):
return self.language
def sanity_check(self, work_dir, environment):
src = 'valatest.vala'
source_name = os.path.join(work_dir, src)
ofile = open(source_name, 'w')
ofile.write('''class SanityCheck : Object {
}
''')
ofile.close()
extra_flags = self.get_cross_extra_flags(environment, compile=True, link=False)
pc = subprocess.Popen(self.exelist + extra_flags + ['-C', '-c', src], cwd=work_dir)
pc.wait()
if pc.returncode != 0:
raise EnvironmentException('Vala compiler %s can not compile programs.' % self.name_string())
def can_compile(self, filename):
suffix = filename.split('.')[-1]
return suffix in ('vala', 'vapi')
def get_buildtype_args(self, buildtype):
if buildtype == 'debug' or buildtype == 'debugoptimized' or buildtype == 'minsize':
return ['--debug']
return []
class RustCompiler(Compiler):
def __init__(self, exelist, version):
super().__init__(exelist, version)
self.id = 'unknown'
self.language = 'rust'
def needs_static_linker(self):
return False
def name_string(self):
return ' '.join(self.exelist)
def get_exelist(self):
return self.exelist
def get_id(self):
return self.id
def get_language(self):
return self.language
def sanity_check(self, work_dir, environment):
source_name = os.path.join(work_dir, 'sanity.rs')
output_name = os.path.join(work_dir, 'rusttest')
ofile = open(source_name, 'w')
ofile.write('''fn main() {
}
''')
ofile.close()
pc = subprocess.Popen(self.exelist + ['-o', output_name, source_name], cwd=work_dir)
pc.wait()
if pc.returncode != 0:
raise EnvironmentException('Rust compiler %s can not compile programs.' % self.name_string())
if subprocess.call(output_name) != 0:
raise EnvironmentException('Executables created by Rust compiler %s are not runnable.' % self.name_string())
def can_compile(self, fname):
return fname.endswith('.rs')
def get_dependency_gen_args(self, outfile):
return ['--dep-info', outfile]
def get_buildtype_args(self, buildtype):
return rust_buildtype_args[buildtype]
class SwiftCompiler(Compiler):
def __init__(self, exelist, version):
super().__init__(exelist, version)
self.version = version
self.id = 'llvm'
self.language = 'swift'
self.is_cross = False
def get_id(self):
return self.id
def get_linker_exelist(self):
return self.exelist
def name_string(self):
return ' '.join(self.exelist)
def needs_static_linker(self):
return True
def get_exelist(self):
return self.exelist
def get_werror_args(self):
return ['--fatal-warnings']
def get_language(self):
return self.language
def get_dependency_gen_args(self, outtarget, outfile):
return ['-emit-dependencies']
def depfile_for_object(self, objfile):
return os.path.splitext(objfile)[0] + '.' + self.get_depfile_suffix()
def get_depfile_suffix(self):
return 'd'
def get_output_args(self, target):
return ['-o', target]
def get_linker_output_args(self, target):
return ['-o', target]
def get_header_import_args(self, headername):
return ['-import-objc-header', headername]
def get_warn_args(self, level):
return []
def get_buildtype_args(self, buildtype):
return swift_buildtype_args[buildtype]
def get_buildtype_linker_args(self, buildtype):
return []
def get_std_exe_link_args(self):
return ['-emit-executable']
def get_module_args(self, modname):
return ['-module-name', modname]
def get_mod_gen_args(self):
return ['-emit-module']
def build_rpath_args(self, *args):
return [] # FIXME
def get_include_args(self, dirname):
return ['-I' + dirname]
def get_compile_only_args(self):
return ['-c']
def sanity_check(self, work_dir, environment):
src = 'swifttest.swift'
source_name = os.path.join(work_dir, src)
output_name = os.path.join(work_dir, 'swifttest')
ofile = open(source_name, 'w')
ofile.write('''1 + 2
''')
ofile.close()
extra_flags = self.get_cross_extra_flags(environment, compile=True, link=True)
pc = subprocess.Popen(self.exelist + extra_flags + ['-emit-executable', '-o', output_name, src], cwd=work_dir)
pc.wait()
if pc.returncode != 0:
raise EnvironmentException('Swift compiler %s can not compile programs.' % self.name_string())
if subprocess.call(output_name) != 0:
raise EnvironmentException('Executables created by Swift compiler %s are not runnable.' % self.name_string())
def can_compile(self, filename):
suffix = filename.split('.')[-1]
return suffix in ('swift')
class VisualStudioCCompiler(CCompiler):
std_warn_args = ['/W3']
std_opt_args= ['/O2']
vs2010_always_args = ['/nologo', '/showIncludes']
vs2013_always_args = ['/nologo', '/showIncludes', '/FS']
def __init__(self, exelist, version, is_cross, exe_wrap):
CCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
self.id = 'msvc'
if int(version.split('.')[0]) > 17:
self.always_args = VisualStudioCCompiler.vs2013_always_args
else:
self.always_args = VisualStudioCCompiler.vs2010_always_args
self.warn_args = {'1': ['/W2'],
'2': ['/W3'],
'3': ['/w4']}
self.base_options = ['b_pch'] # FIXME add lto, pgo and the like
def get_always_args(self):
return self.always_args
def get_linker_debug_crt_args(self):
"""
Arguments needed to select a debug crt for the linker
Sometimes we need to manually select the CRT (C runtime) to use with
MSVC. One example is when trying to link with static libraries since
MSVC won't auto-select a CRT for us in that case and will error out
asking us to select one.
"""
return ['/MDd']
def get_buildtype_args(self, buildtype):
return msvc_buildtype_args[buildtype]
def get_buildtype_linker_args(self, buildtype):
return msvc_buildtype_linker_args[buildtype]
def get_pch_suffix(self):
return 'pch'
def get_pch_name(self, header):
chopped = os.path.split(header)[-1].split('.')[:-1]
chopped.append(self.get_pch_suffix())
pchname = '.'.join(chopped)
return pchname
def get_pch_use_args(self, pch_dir, header):
base = os.path.split(header)[-1]
pchname = self.get_pch_name(header)
return ['/FI' + base, '/Yu' + base, '/Fp' + os.path.join(pch_dir, pchname)]
def get_compile_only_args(self):
return ['/c']
def get_no_optimization_args(self):
return ['/Od']
def get_output_args(self, target):
if target.endswith('.exe'):
return ['/Fe' + target]
return ['/Fo' + target]
def get_dependency_gen_args(self, outtarget, outfile):
return []
def get_linker_exelist(self):
return ['link'] # FIXME, should have same path as compiler.
def get_linker_always_args(self):
return ['/nologo']
def get_linker_output_args(self, outputname):
return ['/OUT:' + outputname]
def get_linker_search_args(self, dirname):
return ['/LIBPATH:' + dirname]
def get_pic_args(self):
return [] # PIC is handled by the loader on Windows
def get_std_shared_lib_link_args(self):
return ['/DLL']
def gen_vs_module_defs_args(self, defsfile):
if not isinstance(defsfile, str):
raise RuntimeError('Module definitions file should be str')
# With MSVC, DLLs only export symbols that are explicitly exported,
# so if a module defs file is specified, we use that to export symbols
return ['/DEF:' + defsfile]
def gen_pch_args(self, header, source, pchname):
objname = os.path.splitext(pchname)[0] + '.obj'
return (objname, ['/Yc' + header, '/Fp' + pchname, '/Fo' + objname ])
def gen_import_library_args(self, implibname):
"The name of the outputted import library"
return ['/IMPLIB:' + implibname]
def build_rpath_args(self, build_dir, rpath_paths, install_rpath):
return []
# FIXME, no idea what these should be.
def thread_flags(self):
return []
def thread_link_flags(self):
return []
def get_options(self):
return {'c_winlibs' : coredata.UserStringArrayOption('c_winlibs',
'Windows libs to link against.',
msvc_winlibs)
}
def get_option_link_args(self, options):
return options['c_winlibs'].value[:]
def unix_link_flags_to_native(self, args):
result = []
for i in args:
if i.startswith('-L'):
i = '/LIBPATH:' + i[2:]
# Translate GNU-style -lfoo library name to the import library
elif i.startswith('-l'):
name = i[2:]
if name in ('m', 'c'):
# With MSVC, these are provided by the C runtime which is
# linked in by default
continue
else:
i = name + '.lib'
result.append(i)
return result
def unix_compile_flags_to_native(self, args):
result = []
for i in args:
# -mms-bitfields is specific to MinGW-GCC
if i == '-mms-bitfields':
continue
result.append(i)
return result
def get_include_args(self, path, is_system):
if path == '':
path = '.'
# msvc does not have a concept of system header dirs.
return ['-I' + path]
# Visual Studio is special. It ignores arguments it does not
# understand and you can't tell it to error out on those.
# http://stackoverflow.com/questions/15259720/how-can-i-make-the-microsoft-c-compiler-treat-unknown-flags-as-errors-rather-t
def has_argument(self, arg, env):
warning_text = b'9002'
code = 'int i;\n'
(fd, srcname) = tempfile.mkstemp(suffix='.'+self.default_suffix)
os.close(fd)
ofile = open(srcname, 'w')
ofile.write(code)
ofile.close()
# Read c_args/cpp_args/etc from the cross-info file (if needed)
extra_args = self.get_cross_extra_flags(env, compile=True, link=False)
extra_args += self.get_compile_only_args()
commands = self.exelist + [arg] + extra_args + [srcname]
mlog.debug('Running VS compile:')
mlog.debug('Command line: ', ' '.join(commands))
mlog.debug('Code:\n', code)
p = subprocess.Popen(commands, cwd=os.path.split(srcname)[0], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
(stde, stdo) = p.communicate()
if p.returncode != 0:
raise MesonException('Compiling test app failed.')
return not(warning_text in stde or warning_text in stdo)
class VisualStudioCPPCompiler(VisualStudioCCompiler):
def __init__(self, exelist, version, is_cross, exe_wrap):
VisualStudioCCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
self.language = 'cpp'
self.default_suffix = 'cpp'
self.base_options = ['b_pch'] # FIXME add lto, pgo and the like
def can_compile(self, filename):
suffix = filename.split('.')[-1]
if suffix in cpp_suffixes:
return True
return False
def get_options(self):
return {'cpp_eh' : coredata.UserComboOption('cpp_eh',
'C++ exception handling type.',
['none', 'a', 's', 'sc'],
'sc'),
'cpp_winlibs' : coredata.UserStringArrayOption('cpp_winlibs',
'Windows libs to link against.',
msvc_winlibs)
}
def get_option_compile_args(self, options):
args = []
std = options['cpp_eh']
if std.value != 'none':
args.append('/EH' + std.value)
return args
def get_option_link_args(self, options):
return options['cpp_winlibs'].value[:]
GCC_STANDARD = 0
GCC_OSX = 1
GCC_MINGW = 2
CLANG_STANDARD = 0
CLANG_OSX = 1
CLANG_WIN = 2
# Possibly clang-cl?
def get_gcc_soname_args(gcc_type, shlib_name, path, soversion):
if soversion is None:
sostr = ''
else:
sostr = '.' + soversion
if gcc_type == GCC_STANDARD or gcc_type == GCC_MINGW:
# Might not be correct for mingw but seems to work.
return ['-Wl,-soname,lib%s.so%s' % (shlib_name, sostr)]
elif gcc_type == GCC_OSX:
return ['-install_name', os.path.join(path, 'lib' + shlib_name + '.dylib')]
else:
raise RuntimeError('Not implemented yet.')
class GnuCCompiler(CCompiler):
def __init__(self, exelist, version, gcc_type, is_cross, exe_wrapper=None):
CCompiler.__init__(self, exelist, version, is_cross, exe_wrapper)
self.id = 'gcc'
self.gcc_type = gcc_type
self.warn_args = {'1': ['-Wall', '-Winvalid-pch'],
'2': ['-Wall', '-Wextra', '-Winvalid-pch'],
'3' : ['-Wall', '-Wpedantic', '-Wextra', '-Winvalid-pch']}
self.base_options = ['b_pch', 'b_lto', 'b_pgo', 'b_sanitize', 'b_coverage',
'b_colorout']
if self.gcc_type != GCC_OSX:
self.base_options.append('b_lundef')
def get_colorout_args(self, colortype):
if mesonlib.version_compare(self.version, '>=4.9.0'):
return gnu_color_args[colortype][:]
return []
def get_pic_args(self):
if self.gcc_type == GCC_MINGW:
return [] # On Window gcc defaults to fpic being always on.
return ['-fPIC']
def get_always_args(self):
return ['-pipe']
def get_buildtype_args(self, buildtype):
return gnulike_buildtype_args[buildtype]
def get_buildtype_linker_args(self, buildtype):
return gnulike_buildtype_linker_args[buildtype]
def get_pch_suffix(self):
return 'gch'
def split_shlib_to_parts(self, fname):
return (os.path.split(fname)[0], fname)
def get_soname_args(self, shlib_name, path, soversion):
return get_gcc_soname_args(self.gcc_type, shlib_name, path, soversion)
def can_compile(self, filename):
return super().can_compile(filename) or filename.split('.')[-1].lower() == 's' # Gcc can do asm, too.
def get_options(self):
opts = {'c_std' : coredata.UserComboOption('c_std', 'C language standard to use',
['none', 'c89', 'c99', 'c11', 'gnu89', 'gnu99', 'gnu11'],
'none')}
if self.gcc_type == GCC_MINGW:
opts.update({
'c_winlibs': coredata.UserStringArrayOption('c_winlibs', 'Standard Win libraries to link against',
gnu_winlibs),
})
return opts
def get_option_compile_args(self, options):
args = []
std = options['c_std']
if std.value != 'none':
args.append('-std=' + std.value)
return args
def get_option_link_args(self, options):
if self.gcc_type == GCC_MINGW:
return options['c_winlibs'].value
return []
class GnuObjCCompiler(ObjCCompiler):
std_opt_args = ['-O2']
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
ObjCCompiler.__init__(self, exelist, version, is_cross, exe_wrapper)
self.id = 'gcc'
# Not really correct, but GNU objc is only used on non-OSX non-win. File a bug
# if this breaks your use case.
self.gcc_type = GCC_STANDARD
self.warn_args = {'1': ['-Wall', '-Winvalid-pch'],
'2': ['-Wall', '-Wextra', '-Winvalid-pch'],
'3' : ['-Wall', '-Wpedantic', '-Wextra', '-Winvalid-pch']}
self.base_options = ['b_pch', 'b_lto', 'b_pgo', 'b_sanitize', 'b_coverage']
if self.gcc_type != GCC_OSX:
self.base_options.append('b_lundef')
def get_buildtype_args(self, buildtype):
return gnulike_buildtype_args[buildtype]
def get_buildtype_linker_args(self, buildtype):
return gnulike_buildtype_linker_args[buildtype]
def get_pch_suffix(self):
return 'gch'
def get_soname_args(self, shlib_name, path, soversion):
return get_gcc_soname_args(self.gcc_type, shlib_name, path, soversion)
class GnuObjCPPCompiler(ObjCPPCompiler):
std_opt_args = ['-O2']
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
ObjCCompiler.__init__(self, exelist, version, is_cross, exe_wrapper)
self.id = 'gcc'
# Not really correct, but GNU objc is only used on non-OSX non-win. File a bug
# if this breaks your use case.
self.gcc_type = GCC_STANDARD
self.warn_args = {'1': ['-Wall', '-Winvalid-pch', '-Wnon-virtual-dtor'],
'2': ['-Wall', '-Wextra', '-Winvalid-pch', '-Wnon-virtual-dtor'],
'3' : ['-Wall', '-Wpedantic', '-Wextra', '-Winvalid-pch', '-Wnon-virtual-dtor']}
self.base_options = ['b_pch', 'b_lto', 'b_pgo', 'b_sanitize', 'b_coverage']
if self.gcc_type != GCC_OSX:
self.base_options.append('b_lundef')
def get_buildtype_args(self, buildtype):
return gnulike_buildtype_args[buildtype]
def get_buildtype_linker_args(self, buildtype):
return gnulike_buildtype_linker_args[buildtype]
def get_pch_suffix(self):
return 'gch'
def get_soname_args(self, shlib_name, path, soversion):
return get_gcc_soname_args(self.gcc_type, shlib_name, path, soversion)
class ClangObjCCompiler(GnuObjCCompiler):
def __init__(self, exelist, version, cltype, is_cross, exe_wrapper=None):
super().__init__(exelist, version, is_cross, exe_wrapper)
self.id = 'clang'
self.base_options = ['b_pch', 'b_lto', 'b_pgo', 'b_sanitize', 'b_coverage']
self.clang_type = cltype
if self.clang_type != CLANG_OSX:
self.base_options.append('b_lundef')
class ClangObjCPPCompiler(GnuObjCPPCompiler):
def __init__(self, exelist, version, cltype, is_cross, exe_wrapper=None):
super().__init__(exelist, version, is_cross, exe_wrapper)
self.id = 'clang'
self.clang_type = cltype
self.base_options = ['b_pch', 'b_lto', 'b_pgo', 'b_sanitize', 'b_coverage']
if self.clang_type != CLANG_OSX:
self.base_options.append('b_lundef')
class ClangCCompiler(CCompiler):
def __init__(self, exelist, version, clang_type, is_cross, exe_wrapper=None):
CCompiler.__init__(self, exelist, version, is_cross, exe_wrapper)
self.id = 'clang'
self.clang_type = clang_type
self.warn_args = {'1': ['-Wall', '-Winvalid-pch'],
'2': ['-Wall', '-Wextra', '-Winvalid-pch'],
'3' : ['-Wall', '-Wpedantic', '-Wextra', '-Winvalid-pch']}
self.base_options = ['b_pch', 'b_lto', 'b_pgo', 'b_sanitize', 'b_coverage']
if self.clang_type != CLANG_OSX:
self.base_options.append('b_lundef')
def get_buildtype_args(self, buildtype):
return gnulike_buildtype_args[buildtype]
def get_buildtype_linker_args(self, buildtype):
return gnulike_buildtype_linker_args[buildtype]
def get_pch_suffix(self):
return 'pch'
def can_compile(self, filename):
return super().can_compile(filename) or filename.split('.')[-1].lower() == 's' # Clang can do asm, too.
def get_pch_use_args(self, pch_dir, header):
# Workaround for Clang bug http://llvm.org/bugs/show_bug.cgi?id=15136
# This flag is internal to Clang (or at least not documented on the man page)
# so it might change semantics at any time.
return ['-include-pch', os.path.join (pch_dir, self.get_pch_name (header))]
def get_options(self):
return {'c_std' : coredata.UserComboOption('c_std', 'C language standard to use',
['none', 'c89', 'c99', 'c11'],
'none')}
def get_option_compile_args(self, options):
args = []
std = options['c_std']
if std.value != 'none':
args.append('-std=' + std.value)
return args
def get_option_link_args(self, options):
return []
class GnuCPPCompiler(CPPCompiler):
# may need to separate the latter to extra_debug_args or something
std_debug_args = ['-g']
def __init__(self, exelist, version, gcc_type, is_cross, exe_wrap):
CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrap)
self.id = 'gcc'
self.gcc_type = gcc_type
self.warn_args = {'1': ['-Wall', '-Winvalid-pch', '-Wnon-virtual-dtor'],
'2': ['-Wall', '-Wextra', '-Winvalid-pch', '-Wnon-virtual-dtor'],
'3': ['-Wall', '-Wpedantic', '-Wextra', '-Winvalid-pch', '-Wnon-virtual-dtor']}
self.base_options = ['b_pch', 'b_lto', 'b_pgo', 'b_sanitize', 'b_coverage',
'b_colorout']
if self.gcc_type != GCC_OSX:
self.base_options.append('b_lundef')
def get_colorout_args(self, colortype):
if mesonlib.version_compare(self.version, '>=4.9.0'):
return gnu_color_args[colortype][:]
return []
def get_always_args(self):
return ['-pipe']
def get_buildtype_args(self, buildtype):
return gnulike_buildtype_args[buildtype]
def get_buildtype_linker_args(self, buildtype):
return gnulike_buildtype_linker_args[buildtype]
def get_pch_suffix(self):
return 'gch'
def get_soname_args(self, shlib_name, path, soversion):
return get_gcc_soname_args(self.gcc_type, shlib_name, path, soversion)
def get_options(self):
opts = {'cpp_std' : coredata.UserComboOption('cpp_std', 'C++ language standard to use',
['none', 'c++03', 'c++11', 'c++14', 'c++1z',
'gnu++03', 'gnu++11', 'gnu++14', 'gnu++1z'],
'none'),
'cpp_debugstl': coredata.UserBooleanOption('cpp_debugstl',
'STL debug mode',
False)}
if self.gcc_type == GCC_MINGW:
opts.update({
'cpp_winlibs': coredata.UserStringArrayOption('c_winlibs', 'Standard Win libraries to link against',
gnu_winlibs),
})
return opts
def get_option_compile_args(self, options):
args = []
std = options['cpp_std']
if std.value != 'none':
args.append('-std=' + std.value)
if options['cpp_debugstl'].value:
args.append('-D_GLIBCXX_DEBUG=1')
return args
def get_option_link_args(self, options):
if self.gcc_type == GCC_MINGW:
return options['cpp_winlibs'].value
return []
class ClangCPPCompiler(CPPCompiler):
def __init__(self, exelist, version, cltype, is_cross, exe_wrapper=None):
CPPCompiler.__init__(self, exelist, version, is_cross, exe_wrapper)
self.id = 'clang'
self.warn_args = {'1': ['-Wall', '-Winvalid-pch', '-Wnon-virtual-dtor'],
'2': ['-Wall', '-Wextra', '-Winvalid-pch', '-Wnon-virtual-dtor'],
'3': ['-Wall', '-Wpedantic', '-Wextra', '-Winvalid-pch', '-Wnon-virtual-dtor']}
self.clang_type = cltype
self.base_options = ['b_pch', 'b_lto', 'b_pgo', 'b_sanitize', 'b_coverage']
if self.clang_type != CLANG_OSX:
self.base_options.append('b_lundef')
def get_buildtype_args(self, buildtype):
return gnulike_buildtype_args[buildtype]
def get_buildtype_linker_args(self, buildtype):
return gnulike_buildtype_linker_args[buildtype]
def get_pch_suffix(self):
return 'pch'
def get_pch_use_args(self, pch_dir, header):
# Workaround for Clang bug http://llvm.org/bugs/show_bug.cgi?id=15136
# This flag is internal to Clang (or at least not documented on the man page)
# so it might change semantics at any time.
return ['-include-pch', os.path.join (pch_dir, self.get_pch_name (header))]
def get_options(self):
return {'cpp_std' : coredata.UserComboOption('cpp_std', 'C++ language standard to use',
['none', 'c++03', 'c++11', 'c++14', 'c++1z'],
'none')}
def get_option_compile_args(self, options):
args = []
std = options['cpp_std']
if std.value != 'none':
args.append('-std=' + std.value)
return args
def get_option_link_args(self, options):
return []
class FortranCompiler(Compiler):
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
super().__init__(exelist, version)
self.is_cross = is_cross
self.exe_wrapper = exe_wrapper
self.language = 'fortran'
# Not really correct but I don't have Fortran compilers to test with. Sorry.
self.gcc_type = GCC_STANDARD
self.id = "IMPLEMENTATION CLASSES MUST SET THIS"
def get_id(self):
return self.id
def name_string(self):
return ' '.join(self.exelist)
def get_exelist(self):
return self.exelist
def get_language(self):
return self.language
def get_pic_args(self):
if self.gcc_type == GCC_MINGW:
return [] # On Windows gcc defaults to fpic being always on.
return ['-fPIC']
def get_std_shared_lib_link_args(self):
return ['-shared']
def needs_static_linker(self):
return True
def sanity_check(self, work_dir, environment):
source_name = os.path.join(work_dir, 'sanitycheckf.f90')
binary_name = os.path.join(work_dir, 'sanitycheckf')
ofile = open(source_name, 'w')
ofile.write('''program prog
print *, "Fortran compilation is working."
end program prog
''')
ofile.close()
extra_flags = self.get_cross_extra_flags(environment, compile=True, link=True)
pc = subprocess.Popen(self.exelist + extra_flags + [source_name, '-o', binary_name])
pc.wait()
if pc.returncode != 0:
raise EnvironmentException('Compiler %s can not compile programs.' % self.name_string())
if self.is_cross:
if self.exe_wrapper is None:
# Can't check if the binaries run so we have to assume they do
return
cmdlist = self.exe_wrapper + [binary_name]
else:
cmdlist = [binary_name]
pe = subprocess.Popen(cmdlist, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
pe.wait()
if pe.returncode != 0:
raise EnvironmentException('Executables created by Fortran compiler %s are not runnable.' % self.name_string())
def get_std_warn_args(self, level):
return FortranCompiler.std_warn_args
def get_buildtype_args(self, buildtype):
return gnulike_buildtype_args[buildtype]
def get_buildtype_linker_args(self, buildtype):
return gnulike_buildtype_linker_args[buildtype]
def split_shlib_to_parts(self, fname):
return (os.path.split(fname)[0], fname)
def get_soname_args(self, shlib_name, path, soversion):
return get_gcc_soname_args(self.gcc_type, shlib_name, path, soversion)
def get_dependency_gen_args(self, outtarget, outfile):
# Disabled until this is fixed:
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62162
#return ['-cpp', '-MMD', '-MQ', outtarget]
return []
def get_output_args(self, target):
return ['-o', target]
def get_compile_only_args(self):
return ['-c']
def get_linker_exelist(self):
return self.exelist[:]
def get_linker_output_args(self, outputname):
return ['-o', outputname]
def can_compile(self, src):
if hasattr(src, 'fname'):
src = src.fname
suffix = os.path.splitext(src)[1].lower()
if suffix == '.f' or suffix == '.f95' or suffix == '.f90':
return True
return False
def get_include_args(self, path, is_system):
return ['-I' + path]
def get_module_outdir_args(self, path):
return ['-J' + path]
def depfile_for_object(self, objfile):
return objfile + '.' + self.get_depfile_suffix()
def get_depfile_suffix(self):
return 'd'
def get_std_exe_link_args(self):
return []
def build_rpath_args(self, build_dir, rpath_paths, install_rpath):
return build_unix_rpath_args(build_dir, rpath_paths, install_rpath)
def module_name_to_filename(self, module_name):
return module_name.lower() + '.mod'
def get_warn_args(self, level):
return ['-Wall']
class GnuFortranCompiler(FortranCompiler):
def __init__(self, exelist, version, gcc_type, is_cross, exe_wrapper=None):
super().__init__(exelist, version, is_cross, exe_wrapper=None)
self.gcc_type = gcc_type
self.id = 'gcc'
def get_always_args(self):
return ['-pipe']
def gen_import_library_args(self, implibname):
"""
The name of the outputted import library
Used only on Windows
"""
return ['-Wl,--out-implib=' + implibname]
class G95FortranCompiler(FortranCompiler):
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
super().__init__(exelist, version, is_cross, exe_wrapper=None)
self.id = 'g95'
def get_module_outdir_args(self, path):
return ['-fmod='+path]
def get_always_args(self):
return ['-pipe']
def gen_import_library_args(self, implibname):
"""
The name of the outputted import library
Used only on Windows
"""
return ['-Wl,--out-implib=' + implibname]
class SunFortranCompiler(FortranCompiler):
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
super().__init__(exelist, version, is_cross, exe_wrapper=None)
self.id = 'sun'
def get_dependency_gen_args(self, outtarget, outfile):
return ['-fpp']
def get_always_args(self):
return []
def get_warn_args(self):
return []
def get_module_outdir_args(self, path):
return ['-moddir='+path]
class IntelFortranCompiler(FortranCompiler):
std_warn_args = ['-warn', 'all']
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
super().__init__(exelist, version, is_cross, exe_wrapper=None)
self.id = 'intel'
def get_module_outdir_args(self, path):
return ['-module', path]
def can_compile(self, src):
suffix = os.path.splitext(src)[1].lower()
if suffix == '.f' or suffix == '.f90':
return True
return False
def get_warn_args(self, level):
return IntelFortranCompiler.std_warn_args
class PathScaleFortranCompiler(FortranCompiler):
std_warn_args = ['-fullwarn']
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
super().__init__(exelist, version, is_cross, exe_wrapper=None)
self.id = 'pathscale'
def get_module_outdir_args(self, path):
return ['-module', path]
def can_compile(self, src):
suffix = os.path.splitext(src)[1].lower()
if suffix == '.f' or suffix == '.f90' or suffix == '.f95':
return True
return False
def get_std_warn_args(self, level):
return PathScaleFortranCompiler.std_warn_args
class PGIFortranCompiler(FortranCompiler):
std_warn_args = ['-Minform=inform']
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
super().__init__(exelist, version, is_cross, exe_wrapper=None)
self.id = 'pgi'
def get_module_outdir_args(self, path):
return ['-module', path]
def can_compile(self, src):
suffix = os.path.splitext(src)[1].lower()
if suffix == '.f' or suffix == '.f90' or suffix == '.f95':
return True
return False
def get_warn_args(self, level):
return PGIFortranCompiler.std_warn_args
class Open64FortranCompiler(FortranCompiler):
std_warn_args = ['-fullwarn']
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
super().__init__(exelist, version, is_cross, exe_wrapper=None)
self.id = 'open64'
def get_module_outdir_args(self, path):
return ['-module', path]
def can_compile(self, src):
suffix = os.path.splitext(src)[1].lower()
if suffix == '.f' or suffix == '.f90' or suffix == '.f95':
return True
return False
def get_warn_args(self, level):
return Open64FortranCompiler.std_warn_args
class NAGFortranCompiler(FortranCompiler):
std_warn_args = []
def __init__(self, exelist, version, is_cross, exe_wrapper=None):
super().__init__(exelist, version, is_cross, exe_wrapper=None)
self.id = 'nagfor'
def get_module_outdir_args(self, path):
return ['-mdir', path]
def get_always_args(self):
return []
def can_compile(self, src):
suffix = os.path.splitext(src)[1].lower()
if suffix == '.f' or suffix == '.f90' or suffix == '.f95':
return True
return False
def get_warn_args(self, level):
return NAGFortranCompiler.std_warn_args
class VisualStudioLinker():
always_args = ['/NOLOGO']
def __init__(self, exelist):
self.exelist = exelist
def get_exelist(self):
return self.exelist
def get_std_link_args(self):
return []
def get_buildtype_linker_args(self, buildtype):
return []
def get_output_args(self, target):
return ['/OUT:' + target]
def get_coverage_link_args(self):
return []
def get_always_args(self):
return VisualStudioLinker.always_args
def get_linker_always_args(self):
return VisualStudioLinker.always_args
def build_rpath_args(self, build_dir, rpath_paths, install_rpath):
return []
def thread_link_flags(self):
return []
def get_option_link_args(self, options):
return []
def unix_link_flags_to_native(self, args):
return args[:]
def unix_compile_flags_to_native(self, args):
return args[:]
class ArLinker():
def __init__(self, exelist):
self.exelist = exelist
self.id = 'ar'
pc = subprocess.Popen(self.exelist + ['-h'], stdout=subprocess.PIPE, stderr=subprocess.DEVNULL)
(stdo, _) = pc.communicate()
# Enable deterministic builds if they are available.
if b'[D]' in stdo:
self.std_args = ['csrD']
else:
self.std_args = ['csr']
def build_rpath_args(self, build_dir, rpath_paths, install_rpath):
return []
def get_exelist(self):
return self.exelist
def get_std_link_args(self):
return self.std_args
def get_output_args(self, target):
return [target]
def get_buildtype_linker_args(self, buildtype):
return []
def get_linker_always_args(self):
return []
def get_coverage_link_args(self):
return []
def get_always_args(self):
return []
def thread_link_flags(self):
return []
def get_option_link_args(self, options):
return []
def unix_link_flags_to_native(self, args):
return args[:]
def unix_compile_flags_to_native(self, args):
return args[:]