def get_snapcraft_build_environment(part: "PluginHandler") -> Dict[str, str]:
"""Return Snapcraft provided build environment."""
part_environment = get_snapcraft_global_environment(part._project)
part_environment.update(get_snapcraft_part_environment(part))
paths = [part.part_install_dir, part._project.stage_dir]
include_paths = list()
for path in paths:
include_paths.extend(
common.get_include_paths(path, part._project.arch_triplet))
if include_paths:
for envvar in ["CPPFLAGS", "CFLAGS", "CXXFLAGS"]:
part_environment[envvar] = formatting_utils.combine_paths(
paths=include_paths, prepend="-isystem", separator=" ")
library_paths = list()
for path in paths:
library_paths.extend(
common.get_library_paths(path, part._project.arch_triplet))
if library_paths:
part_environment["LDFLAGS"] = formatting_utils.combine_paths(
paths=library_paths, prepend="-L", separator=" ")
pkg_config_paths = common.get_pkg_config_paths(path,
part._project.arch_triplet)
if pkg_config_paths:
part_environment["PKG_CONFIG_PATH"] = formatting_utils.combine_paths(
pkg_config_paths, prepend="", separator=":")
return part_environment
def build_env(root: str, snap_name: str, arch_triplet: str) -> List[str]:
"""Set the environment variables required for building.
This is required for the current parts installdir due to stage-packages
and also to setup the stagedir.
"""
env = []
paths = common.get_include_paths(root, arch_triplet)
if paths:
for envvar in ['CPPFLAGS', 'CFLAGS', 'CXXFLAGS']:
env.append(
formatting_utils.format_path_variable(envvar,
paths,
prepend='-I',
separator=' '))
paths = common.get_library_paths(root, arch_triplet)
if paths:
env.append(
formatting_utils.format_path_variable('LDFLAGS',
paths,
prepend='-L',
separator=' '))
paths = common.get_pkg_config_paths(root, arch_triplet)
if paths:
env.append(
formatting_utils.format_path_variable('PKG_CONFIG_PATH',
paths,
prepend='',
separator=':'))
return env
def build_env(root: str, snap_name: str, arch_triplet: str) -> List[str]:
"""Set the environment variables required for building.
This is required for the current parts installdir due to stage-packages
and also to setup the stagedir.
"""
env = []
paths = common.get_include_paths(root, arch_triplet)
if paths:
for envvar in ["CPPFLAGS", "CFLAGS", "CXXFLAGS"]:
env.append(
formatting_utils.format_path_variable(
envvar, paths, prepend="-I", separator=" "
)
)
paths = common.get_library_paths(root, arch_triplet)
if paths:
env.append(
formatting_utils.format_path_variable(
"LDFLAGS", paths, prepend="-L", separator=" "
)
)
paths = common.get_pkg_config_paths(root, arch_triplet)
if paths:
env.append(
formatting_utils.format_path_variable(
"PKG_CONFIG_PATH", paths, prepend="", separator=":"
)
)
return env
def _build_env(root, snap_name, confinement, arch_triplet,
core_dynamic_linker=None):
"""Set the environment variables required for building.
This is required for the current parts installdir due to stage-packages
and also to setup the stagedir.
"""
env = []
paths = common.get_include_paths(root, arch_triplet)
if paths:
for envvar in ['CPPFLAGS', 'CFLAGS', 'CXXFLAGS']:
env.append(formatting_utils.format_path_variable(
envvar, paths, prepend='-I', separator=' '))
if confinement == 'classic':
if not core_dynamic_linker:
raise EnvironmentError(
'classic confinement requires the core snap to be installed. '
'Install it by running `snap install core`.')
core_path = common.get_core_path()
core_rpaths = common.get_library_paths(core_path, arch_triplet,
existing_only=False)
snap_path = os.path.join('/snap', snap_name, 'current')
snap_rpaths = common.get_library_paths(snap_path, arch_triplet,
existing_only=False)
# snap_rpaths before core_rpaths to prefer libraries from the snap.
rpaths = formatting_utils.combine_paths(
snap_rpaths + core_rpaths, prepend='', separator=':')
env.append('LDFLAGS="$LDFLAGS '
# Building tools to continue the build becomes problematic
# with nodefaultlib.
# '-Wl,-z,nodefaultlib '
'-Wl,--dynamic-linker={0} '
'-Wl,-rpath,{1}"'.format(core_dynamic_linker, rpaths))
paths = common.get_library_paths(root, arch_triplet)
if paths:
env.append(formatting_utils.format_path_variable(
'LDFLAGS', paths, prepend='-L', separator=' '))
paths = common.get_pkg_config_paths(root, arch_triplet)
if paths:
env.append(formatting_utils.format_path_variable(
'PKG_CONFIG_PATH', paths, prepend='', separator=':'))
return env
def _build_env(root, snap_name, confinement, arch_triplet,
core_dynamic_linker=None):
"""Set the environment variables required for building.
This is required for the current parts installdir due to stage-packages
and also to setup the stagedir.
"""
env = []
paths = common.get_include_paths(root, arch_triplet)
if paths:
for envvar in ['CPPFLAGS', 'CFLAGS', 'CXXFLAGS']:
env.append(formatting_utils.format_path_variable(
envvar, paths, prepend='-I', separator=' '))
if confinement == 'classic':
if not core_dynamic_linker:
raise EnvironmentError(
'classic confinement requires the core snap to be installed. '
'Install it by running `snap install core`.')
core_path = common.get_core_path()
core_rpaths = common.get_library_paths(core_path, arch_triplet,
existing_only=False)
snap_path = os.path.join('/snap', snap_name, 'current')
snap_rpaths = common.get_library_paths(snap_path, arch_triplet,
existing_only=False)
# snap_rpaths before core_rpaths to prefer libraries from the snap.
rpaths = formatting_utils.combine_paths(
snap_rpaths + core_rpaths, prepend='', separator=':')
env.append('LDFLAGS="$LDFLAGS '
# Building tools to continue the build becomes problematic
# with nodefaultlib.
# '-Wl,-z,nodefaultlib '
'-Wl,--dynamic-linker={0} '
'-Wl,-rpath,{1}"'.format(core_dynamic_linker, rpaths))
paths = common.get_library_paths(root, arch_triplet)
if paths:
env.append(formatting_utils.format_path_variable(
'LDFLAGS', paths, prepend='-L', separator=' '))
paths = common.get_pkg_config_paths(root, arch_triplet)
if paths:
env.append(formatting_utils.format_path_variable(
'PKG_CONFIG_PATH', paths, prepend='', separator=':'))
return env
def get_snapcraft_part_environment(
part: "PluginHandler", *, step: steps.Step
) -> Dict[str, str]:
"""Return Snapcraft provided part environment."""
part_environment = get_snapcraft_global_environment(
part._project, include_prime=step == steps.PRIME
)
part_environment.update(get_snapcraft_part_directory_environment(part, step=step))
paths = [part.part_install_dir, part._project.stage_dir]
bin_paths = list()
for path in paths:
bin_paths.extend(common.get_bin_paths(root=path, existing_only=True))
if bin_paths:
bin_paths.append("$PATH")
part_environment["PATH"] = formatting_utils.combine_paths(
paths=bin_paths, prepend="", separator=":"
)
include_paths = list()
for path in paths:
include_paths.extend(common.get_include_paths(path, part._project.arch_triplet))
if include_paths:
for envvar in ["CPPFLAGS", "CFLAGS", "CXXFLAGS"]:
part_environment[envvar] = formatting_utils.combine_paths(
paths=include_paths, prepend="-isystem", separator=" "
)
library_paths = list()
for path in paths:
library_paths.extend(common.get_library_paths(path, part._project.arch_triplet))
if library_paths:
part_environment["LDFLAGS"] = formatting_utils.combine_paths(
paths=library_paths, prepend="-L", separator=" "
)
pkg_config_paths = common.get_pkg_config_paths(path, part._project.arch_triplet)
if pkg_config_paths:
part_environment["PKG_CONFIG_PATH"] = formatting_utils.combine_paths(
pkg_config_paths, prepend="", separator=":"
)
return part_environment
def _build_env(root, arch_triplet):
"""Set the environment variables required for building.
This is required for the current parts installdir due to stage-packages
and also to setup the stagedir.
"""
env = []
paths = common.get_include_paths(root, arch_triplet)
if paths:
for envvar in ['CPPFLAGS', 'CFLAGS', 'CXXFLAGS']:
env.append(common.format_path_variable(
envvar, paths, prepend='-I', separator=' '))
paths = common.get_library_paths(root, arch_triplet)
if paths:
env.append(common.format_path_variable(
'LDFLAGS', paths, prepend='-L', separator=' '))
return env
