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prefix.py
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prefix.py
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import os, shutil, shlex, six, inspect, click, contextlib, sys, functools
from cget.builder import Builder
from cget.package import fname_to_pkg
from cget.package import PackageSource
from cget.package import PackageBuild
from cget.package import parse_pkg_build_tokens
import cget.util as util
from cget.types import returns
from cget.types import params
__CGET_DIR__ = os.path.dirname(os.path.realpath(__file__))
__CGET_CMAKE_DIR__ = os.path.join(__CGET_DIR__, 'cmake')
@params(s=six.string_types)
def parse_deprecated_alias(s):
i = s.find(':', 0, max(s.find('://'), s.find(':\\')))
if i > 0:
click.echo("WARNING: Using ':' for aliases is now deprecated.")
return s[0:i], s[i+1:]
else: return None, s
@params(s=six.string_types)
def parse_alias(s):
i = s.find(',')
if i > 0: return s[0:i], s[i+1:]
else: return parse_deprecated_alias(s)
@params(s=six.string_types)
def parse_src_name(url, default=None):
x = url.split('@')
p = x[0]
# If the same name is used, then reduce to the same name
if '/' in p:
ps = p.split('/')
if functools.reduce(lambda x, y: x == y, ps):
p = ps[0]
v = default
if len(x) > 1: v = x[1]
return (p, v)
def cmake_set(var, val, quote=True, cache=None, description=None):
x = val
if quote: x = util.quote(val)
if cache is None or cache.lower() == 'none':
yield "set({0} {1})".format(var, x)
else:
yield 'set({0} {1} CACHE {2} "{3}")'.format(var, x, cache, description or '')
def cmake_append(var, *vals, **kwargs):
quote = True
if 'quote' in kwargs: quote = kwargs['quote']
x = ' '.join(vals)
if quote: x = ' '.join([util.quote(val) for val in vals])
yield 'list(APPEND {0} {1})'.format(var, x)
def cmake_if(cond, *args):
yield 'if ({})'.format(cond)
for arg in args:
for line in arg:
yield ' ' + line
yield 'endif()'
def cmake_else(*args):
yield 'else ()'
for arg in args:
for line in arg:
yield ' ' + line
def parse_cmake_var_type(key, value):
if ':' in key:
p = key.split(':')
return (p[0], p[1].upper(), value)
elif value.lower() in ['on', 'off', 'true', 'false']:
return (key, 'BOOL', value)
else:
return (key, 'STRING', value)
def find_cmake(p, start):
if p and not os.path.isabs(p):
absp = util.actual_path(p, start)
if os.path.exists(absp): return absp
else:
x = util.cget_dir('cmake', p)
if os.path.exists(x): return x
elif os.path.exists(x + '.cmake'): return x + '.cmake'
return p
PACKAGE_SOURCE_TYPES = (six.string_types, PackageSource, PackageBuild)
class CGetPrefix:
def __init__(self, prefix, verbose=False, build_path=None):
self.prefix = os.path.abspath(prefix or 'cget')
self.verbose = verbose
self.build_path_var = build_path
self.cmd = util.Commander(paths=[self.get_path('bin')], env=self.get_env(), verbose=self.verbose)
self.toolchain = self.write_cmake()
def log(self, *args):
if self.verbose: click.secho(' '.join([str(arg) for arg in args]), bold=True)
def check(self, f, *args):
if self.verbose and not f(*args):
raise util.BuildError('ASSERTION FAILURE: ', ' '.join([str(arg) for arg in args]))
def get_env(self):
return {
'LD_LIBRARY_PATH': self.get_path('lib'),
'PKG_CONFIG_PATH': self.pkg_config_path()
}
def write_cmake(self, always_write=False, **kwargs):
return util.mkfile(self.get_private_path(), 'cget.cmake', self.generate_cmake_toolchain(**kwargs), always_write=always_write)
@returns(inspect.isgenerator)
@util.yield_from
def generate_cmake_toolchain(self, toolchain=None, cc=None, cxx=None, cflags=None, cxxflags=None, ldflags=None, std=None, defines=None):
set_ = cmake_set
if_ = cmake_if
else_ = cmake_else
append_ = cmake_append
yield set_('CGET_PREFIX', self.prefix)
yield set_('CMAKE_PREFIX_PATH', self.prefix)
yield if_('${CMAKE_VERSION} VERSION_LESS "3.6.0"',
['include_directories(SYSTEM ${CGET_PREFIX}/include)'],
else_(
set_('CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES', '${CGET_PREFIX}/include'),
set_('CMAKE_C_STANDARD_INCLUDE_DIRECTORIES', '${CGET_PREFIX}/include')
)
)
if toolchain: yield ['include({})'.format(util.quote(os.path.abspath(toolchain)))]
yield if_('CMAKE_CROSSCOMPILING',
append_('CMAKE_FIND_ROOT_PATH', self.prefix)
)
yield if_('CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT',
set_('CMAKE_INSTALL_PREFIX', self.prefix)
)
if cxx: yield set_('CMAKE_CXX_COMPILER', cxx)
if cc: yield set_('CMAKE_C_COMPILER', cc)
if std:
yield if_('NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC"',
set_('CMAKE_CXX_STD_FLAG', "-std={}".format(std))
)
yield if_('"${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC"',
set_('CMAKE_CXX_ENABLE_PARALLEL_BUILD_FLAG', "/MP")
)
if cflags:
yield set_('CMAKE_C_FLAGS', "$ENV{{CFLAGS}} ${{CMAKE_C_FLAGS_INIT}} {}".format(cflags or ''), cache='STRING')
if cxxflags or std:
yield set_('CMAKE_CXX_FLAGS', "$ENV{{CXXFLAGS}} ${{CMAKE_CXX_FLAGS_INIT}} ${{CMAKE_CXX_STD_FLAG}} {}".format(cxxflags or ''), cache='STRING')
if ldflags:
for link_type in ['STATIC', 'SHARED', 'MODULE', 'EXE']:
yield set_('CMAKE_{}_LINKER_FLAGS'.format(link_type), "$ENV{{LDFLAGS}} {0}".format(ldflags), cache='STRING')
for dkey in defines or {}:
name, vtype, value = parse_cmake_var_type(dkey, defines[dkey])
yield set_(name, value, cache=vtype, quote=(vtype != 'BOOL'))
yield if_('BUILD_SHARED_LIBS',
set_('CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS', 'ON', cache='BOOL')
)
yield set_('CMAKE_FIND_FRAMEWORK', 'LAST', cache='STRING')
yield set_('CMAKE_INSTALL_RPATH', '${CGET_PREFIX}/lib', cache='STRING')
def get_path(self, *paths):
return os.path.join(self.prefix, *paths)
def get_private_path(self, *paths):
return self.get_path('cget', *paths)
def get_public_path(self, *paths):
return self.get_path('etc', 'cget', *paths)
def get_recipe_paths(self):
return [self.get_public_path('recipes')]
def get_builder_path(self, *paths):
if self.build_path_var: return os.path.join(self.build_path_var, *paths)
else: return self.get_private_path('build', *paths)
@contextlib.contextmanager
def create_builder(self, name, tmp=False):
pre = ''
if tmp: pre = 'tmp-'
d = self.get_builder_path(pre + name)
exists = os.path.exists(d)
util.mkdir(d)
yield Builder(self, d, exists)
if tmp: shutil.rmtree(d, ignore_errors=True)
def get_package_directory(self, *dirs):
return self.get_private_path('pkg', *dirs)
def get_unlink_directory(self, *dirs):
return self.get_private_path('unlink', *dirs)
def get_deps_directory(self, name, *dirs):
return self.get_package_directory(name, 'deps', *dirs)
def get_unlink_deps_directory(self, name, *dirs):
return self.get_unlink_directory(name, 'deps', *dirs)
def parse_src_file(self, name, url, start=None):
f = util.actual_path(url, start)
self.log('parse_src_file actual_path:', start, f)
if os.path.exists(f): return PackageSource(name=name, url='file://' + f)
return None
def parse_src_recipe(self, name, url):
p, v = parse_src_name(url)
for rpath in self.get_recipe_paths():
rp = os.path.normcase(os.path.join(rpath, p, v or ''))
if os.path.exists(rp):
return PackageSource(name=name or p, recipe=rp)
return None
def parse_src_github(self, name, url):
p, v = parse_src_name(url, 'HEAD')
if '/' in p: url = 'https://github.com/{0}/archive/{1}.tar.gz'.format(p, v)
else: url = 'https://github.com/{0}/{0}/archive/{1}.tar.gz'.format(p, v)
if name is None: name = p
return PackageSource(name=name, url=url)
@returns(PackageSource)
@params(pkg=PACKAGE_SOURCE_TYPES)
def parse_pkg_src(self, pkg, start=None, no_recipe=False):
if isinstance(pkg, PackageSource): return pkg
if isinstance(pkg, PackageBuild): return self.parse_pkg_src(pkg.pkg_src, start)
name, url = parse_alias(pkg)
self.log('parse_pkg_src:', name, url, pkg)
if '://' not in url:
return self.parse_src_file(name, url, start) or \
(None if no_recipe else self.parse_src_recipe(name, url)) or \
self.parse_src_github(name, url)
return PackageSource(name=name, url=url)
@returns(PackageBuild)
@params(pkg=PACKAGE_SOURCE_TYPES)
def parse_pkg_build(self, pkg, start=None, no_recipe=False):
if isinstance(pkg, PackageBuild):
pkg.pkg_src = self.parse_pkg_src(pkg.pkg_src, start, no_recipe)
if pkg.pkg_src.recipe: pkg = self.from_recipe(pkg.pkg_src.recipe, pkg)
if pkg.cmake: pkg.cmake = find_cmake(pkg.cmake, start)
return pkg
else:
pkg_src = self.parse_pkg_src(pkg, start, no_recipe)
if pkg_src.recipe: return self.from_recipe(pkg_src.recipe, pkg_src.name)
else: return PackageBuild(pkg_src)
def from_recipe(self, recipe, pkg=None, name=None):
recipe_pkg = os.path.join(recipe, "package.txt")
util.ensure_exists(recipe_pkg)
p = next(iter(self.from_file(recipe_pkg, no_recipe=True)))
self.check(lambda:p.pkg_src is not None)
requirements = os.path.join(recipe, "requirements.txt")
if os.path.exists(requirements): p.requirements = requirements
p.pkg_src.recipe = None
# Use original name
if pkg: p.pkg_src.name = pkg.pkg_src.name
elif name: p.pkg_src.name = name
if pkg: return p.merge(pkg)
else: return p
def from_file(self, file, url=None, no_recipe=False):
if file is None:
return
if not os.path.exists(file):
self.log("file not found: " + file)
return
start = os.path.dirname(file)
if url is not None and url.startswith('file://'):
start = url[7:]
with open(file) as f:
self.log("parse file: " + file)
for line in f.readlines():
tokens = shlex.split(line, comments=True)
if len(tokens) > 0:
pb = parse_pkg_build_tokens(tokens)
ps = self.from_file(util.actual_path(pb.file, start), no_recipe=no_recipe) if pb.file else [self.parse_pkg_build(pb, start=start, no_recipe=no_recipe)]
for p in ps: yield p
def write_parent(self, pb, track=True):
if track and pb.parent is not None: util.mkfile(self.get_deps_directory(pb.to_fname()), pb.parent, pb.parent)
def install_deps(self, pb, d, test=False, test_all=False, generator=None, insecure=False, ignore_requirements=False):
req_txt = os.path.join(d, 'requirements.txt') if not ignore_requirements else None
for dependent in self.from_file(pb.requirements or req_txt, pb.pkg_src.url):
transient = dependent.test or dependent.build
testing = test or test_all
installable = not dependent.test or dependent.test == testing
if installable:
self.install(dependent.of(pb), test_all=test_all, generator=generator, track=not transient, insecure=insecure)
@returns(six.string_types)
@params(pb=PACKAGE_SOURCE_TYPES, test=bool, test_all=bool, update=bool, track=bool)
def install(self, pb, test=False, test_all=False, generator=None, update=False, track=True, insecure=False):
pb = self.parse_pkg_build(pb)
pkg_dir = self.get_package_directory(pb.to_fname())
unlink_dir = self.get_unlink_directory(pb.to_fname())
install_dir = self.get_package_directory(pb.to_fname(), 'install')
# If its been unlinked, then link it in
if os.path.exists(unlink_dir):
if update: shutil.rmtree(unlink_dir)
else:
self.link(pb)
self.write_parent(pb, track=track)
return "Linking package {}".format(pb.to_name())
if os.path.exists(pkg_dir):
self.write_parent(pb, track=track)
if update: self.remove(pb)
else: return "Package {} already installed".format(pb.to_name())
with self.create_builder(pb.pkg_src.get_hash(), tmp=True) as builder:
# Fetch package
src_dir = builder.fetch(pb.pkg_src.url, pb.hash, (pb.cmake != None), insecure=insecure)
# Install any dependencies first
self.install_deps(pb, src_dir, test=test, test_all=test_all, generator=generator, insecure=insecure, ignore_requirements=pb.ignore_requirements)
# Setup cmake file
if pb.cmake:
target = os.path.join(src_dir, 'CMakeLists.txt')
if os.path.exists(target):
os.rename(target, os.path.join(src_dir, builder.cmake_original_file))
shutil.copyfile(pb.cmake, target)
# Configure and build
builder.configure(src_dir, defines=pb.define, generator=generator, install_prefix=install_dir, test=test, variant=pb.variant)
builder.build(variant=pb.variant)
# Run tests if enabled
if test or test_all: builder.test(variant=pb.variant)
# Install
builder.build(target='install', variant=pb.variant)
if util.USE_SYMLINKS: util.symlink_dir(install_dir, self.prefix)
else: util.copy_dir(install_dir, self.prefix)
self.write_parent(pb, track=track)
return "Successfully installed {}".format(pb.to_name())
@returns(six.string_types)
@params(pb=PACKAGE_SOURCE_TYPES)
def ignore(self, pb):
pb = self.parse_pkg_build(pb)
pkg_dir = self.get_package_directory(pb.to_fname())
# If package doesn't exist
if not os.path.exists(pkg_dir):
util.mkfile(pkg_dir, "ignore", "ignore")
return "Ignore package {}".format(pb.to_name())
else:
return "Package {} already installed".format(pb.to_name())
@params(pb=PACKAGE_SOURCE_TYPES, test=bool)
def build(self, pb, test=False, target=None, generator=None):
pb = self.parse_pkg_build(pb)
src_dir = pb.pkg_src.get_src_dir()
if os.path.exists(os.path.join(src_dir, 'dev-requirements.txt')):
pb.requirements = os.path.join(src_dir, 'dev-requirements.txt')
elif os.path.exists(os.path.join(src_dir, 'requirements.txt')):
pb.requirements = os.path.join(src_dir, 'requirements.txt')
with self.create_builder(pb.to_fname()) as builder:
# Install any dependencies first
self.install_deps(pb, src_dir, generator=generator, test=test)
# Configure and build
if not builder.exists: builder.configure(src_dir, defines=pb.define, generator=generator, test=test, variant=pb.variant)
builder.build(variant=pb.variant, target=target)
# Run tests if enabled
if test: builder.test(variant=pb.variant)
@params(pb=PACKAGE_SOURCE_TYPES)
def build_path(self, pb):
pb = self.parse_pkg_build(pb)
return self.get_builder_path(pb.to_fname(), 'build')
@params(pb=PACKAGE_SOURCE_TYPES)
def build_clean(self, pb):
pb = self.parse_pkg_build(pb)
p = self.get_builder_path(pb.to_fname())
if os.path.exists(p): shutil.rmtree(p)
@params(pb=PACKAGE_SOURCE_TYPES)
def build_configure(self, pb):
pb = self.parse_pkg_build(pb)
src_dir = pb.pkg_src.get_src_dir()
if 'ccmake' in self.cmd:
self.cmd.ccmake([src_dir], cwd=self.build_path(pb))
elif 'cmake-gui' in self.cmd:
self.cmd.cmake_gui([src_dir], cwd=self.build_path(pb))
@params(pkg=PACKAGE_SOURCE_TYPES)
def remove(self, pkg):
self.unlink(pkg, delete=True)
@params(pkg=PACKAGE_SOURCE_TYPES)
def unlink(self, pkg, delete=False):
pkg = self.parse_pkg_src(pkg)
pkg_dir = self.get_package_directory(pkg.to_fname())
unlink_dir = self.get_unlink_directory(pkg.to_fname())
self.log("Unlink:", pkg_dir)
if os.path.exists(pkg_dir):
if util.USE_SYMLINKS:
util.rm_symlink_from(os.path.join(pkg_dir, 'install'), self.prefix)
else:
util.rm_dup_dir(os.path.join(pkg_dir, 'install'), self.prefix, remove_both=False)
util.rm_empty_dirs(self.prefix)
if delete: util.delete_dir(pkg_dir)
else:
util.mkdir(self.get_unlink_directory())
os.rename(pkg_dir, unlink_dir)
@params(pkg=PACKAGE_SOURCE_TYPES)
def link(self, pkg):
pkg = self.parse_pkg_src(pkg)
pkg_dir = self.get_package_directory(pkg.to_fname())
unlink_dir = self.get_unlink_directory(pkg.to_fname())
if os.path.exists(unlink_dir):
util.mkdir(self.get_package_directory())
os.rename(unlink_dir, pkg_dir)
if util.USE_SYMLINKS: util.symlink_dir(os.path.join(pkg_dir, 'install'), self.prefix)
else: util.copy_dir(os.path.join(pkg_dir, 'install'), self.prefix)
# Relink dependencies
for dep in util.ls(self.get_unlink_directory(), os.path.isdir):
ls = util.ls(self.get_unlink_deps_directory(dep), os.path.isfile)
if pkg.to_fname() in ls: self.link(dep)
def _list_files(self, pkg=None, top=True):
if pkg is None:
return util.ls(self.get_package_directory(), os.path.isdir)
else:
p = self.parse_pkg_src(pkg)
ls = util.ls(self.get_deps_directory(p.to_fname()), os.path.isfile)
if top: return [p.to_fname()]+list(ls)
else: return ls
def list(self, pkg=None, recursive=False, top=True):
for d in self._list_files(pkg, top):
p = fname_to_pkg(d)
if os.path.exists(self.get_package_directory(d)): yield p
if recursive:
for child in self.list(p, recursive=recursive, top=False):
yield child
def clean(self):
if util.USE_SYMLINKS:
util.delete_dir(self.get_private_path())
util.rm_symlink_dir(self.prefix)
util.rm_empty_dirs(self.prefix)
else:
for p in self.list():
self.remove(p)
util.delete_dir(self.get_private_path())
def clean_cache(self):
p = util.get_cache_path()
if os.path.exists(p): shutil.rmtree(util.get_cache_path())
def pkg_config_path(self):
libs = []
for p in ['lib', 'lib64', 'share']:
libs.append(self.get_path(p, 'pkgconfig'))
return os.pathsep.join(libs)
@contextlib.contextmanager
def try_(self, msg=None, on_fail=None):
try:
yield
except util.BuildError as err:
if err.msg: click.echo(err.msg)
if msg: click.echo(msg)
if on_fail: on_fail()
if self.verbose:
if err.data: click.echo(err.data)
raise
sys.exit(1)
except:
extype, exvalue, extraceback = sys.exc_info()
click.echo("Unexpected error: " + str(extype))
click.echo(str(exvalue))
if msg: click.echo(msg)
if on_fail: on_fail()
if self.verbose: raise
sys.exit(1)