diff options
Diffstat (limited to 'mesonbuild/dependencies/base.py')
| -rw-r--r-- | mesonbuild/dependencies/base.py | 55 |
1 files changed, 47 insertions, 8 deletions
diff --git a/mesonbuild/dependencies/base.py b/mesonbuild/dependencies/base.py index a720232..cdeaf5e 100644 --- a/mesonbuild/dependencies/base.py +++ b/mesonbuild/dependencies/base.py @@ -22,6 +22,7 @@ import shlex import shutil import textwrap from enum import Enum +from pathlib import PurePath from .. import mlog from .. import mesonlib @@ -156,9 +157,6 @@ class ExternalDependency(Dependency): self.name = type_name # default self.is_found = False self.language = language - if language and language not in self.env.coredata.compilers: - m = self.name.capitalize() + ' requires a {} compiler' - raise DependencyException(m.format(language.capitalize())) self.version_reqs = kwargs.get('version', None) self.required = kwargs.get('required', True) self.silent = kwargs.get('silent', False) @@ -176,7 +174,20 @@ class ExternalDependency(Dependency): compilers = self.env.coredata.cross_compilers else: compilers = self.env.coredata.compilers - self.compiler = compilers.get(self.language or 'c', None) + # Set the compiler for this dependency if a language is specified, + # else try to pick something that looks usable. + if self.language: + if self.language not in compilers: + m = self.name.capitalize() + ' requires a {} compiler' + raise DependencyException(m.format(self.language.capitalize())) + self.compiler = compilers[self.language] + else: + # Try to find a compiler that this dependency can use for compiler + # checks. It's ok if we don't find one. + for lang in ('c', 'cpp', 'objc', 'objcpp', 'fortran', 'd'): + self.compiler = compilers.get(lang, None) + if self.compiler: + break def get_compiler(self): return self.compiler @@ -308,8 +319,8 @@ class PkgConfigDependency(ExternalDependency): # multiple times in the same Meson invocation. class_pkgbin = None - def __init__(self, name, environment, kwargs): - super().__init__('pkgconfig', environment, None, kwargs) + def __init__(self, name, environment, kwargs, language=None): + super().__init__('pkgconfig', environment, language, kwargs) self.name = name self.is_libtool = False # Store a copy of the pkg-config path on the object itself so it is @@ -401,12 +412,40 @@ class PkgConfigDependency(ExternalDependency): p, out = Popen_safe([self.pkgbin] + args, env=env)[0:2] return p.returncode, out.strip() + def _convert_mingw_paths(self, args): + ''' + Both MSVC and native Python on Windows cannot handle MinGW-esque /c/foo + paths so convert them to C:/foo. We cannot resolve other paths starting + with / like /home/foo so leave them as-is so that the user gets an + error/warning from the compiler/linker. + ''' + if not mesonlib.is_windows(): + return args + converted = [] + for arg in args: + pargs = [] + # Library search path + if arg.startswith('-L/'): + pargs = PurePath(arg[2:]).parts + tmpl = '-L{}:/{}' + elif arg.startswith('-I/'): + pargs = PurePath(arg[2:]).parts + tmpl = '-I{}:/{}' + # Full path to library or .la file + elif arg.startswith('/'): + pargs = PurePath(arg).parts + tmpl = '{}:/{}' + if len(pargs) > 1 and len(pargs[1]) == 1: + arg = tmpl.format(pargs[1], '/'.join(pargs[2:])) + converted.append(arg) + return converted + def _set_cargs(self): ret, out = self._call_pkgbin(['--cflags', self.name]) if ret != 0: raise DependencyException('Could not generate cargs for %s:\n\n%s' % (self.name, out)) - self.compile_args = shlex.split(out) + self.compile_args = self._convert_mingw_paths(shlex.split(out)) def _set_libs(self): env = None @@ -423,7 +462,7 @@ class PkgConfigDependency(ExternalDependency): (self.name, out)) self.link_args = [] libpaths = [] - for lib in shlex.split(out): + for lib in self._convert_mingw_paths(shlex.split(out)): # If we want to use only static libraries, we have to look for the # file ourselves instead of depending on the compiler to find it # with -lfoo or foo.lib. However, we can only do this if we already |