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--- a/setuptools/command/easy_install.py
+++ b/setuptools/command/easy_install.py
@@ -143,6 +143,8 @@ class easy_install(Command):
('allow-hosts=', 'H', "pattern(s) that hostnames must match"),
('local-snapshots-ok', 'l', "allow building eggs from local checkouts"),
('version', None, "print version information and exit"),
+ ('install-layout=', None, "installation layout to choose (known values: deb)"),
+ ('force-installation-into-system-dir', '0', "force installation into /usr"),
(
'no-find-links',
None,
@@ -157,7 +159,7 @@ class easy_install(Command):
'upgrade',
'always-copy',
'editable',
- 'no-deps',
+ 'no-deps', 'local-snapshots-ok', 'force-installation-into-system-dir'
'local-snapshots-ok',
'version',
'user',
@@ -200,6 +202,10 @@ class easy_install(Command):
self.pth_file = self.always_copy_from = None
self.site_dirs = None
self.installed_projects = {}
+ # enable custom installation, known values: deb
+ self.install_layout = None
+ self.force_installation_into_system_dir = None
+
# Always read easy_install options, even if we are subclassed, or have
# an independent instance created. This ensures that defaults will
# always come from the standard configuration file(s)' "easy_install"
@@ -282,6 +288,11 @@ class easy_install(Command):
self.expand_basedirs()
self.expand_dirs()
+ if self.install_layout:
+ if not self.install_layout.lower() in ['deb']:
+ raise DistutilsOptionError("unknown value for --install-layout")
+ self.install_layout = self.install_layout.lower()
+
self._expand(
'install_dir',
'script_dir',
@@ -306,6 +317,15 @@ class easy_install(Command):
if self.user and self.install_purelib:
self.install_dir = self.install_purelib
self.script_dir = self.install_scripts
+
+ if self.prefix == '/usr' and not self.force_installation_into_system_dir:
+ raise DistutilsOptionError("""installation into /usr
+
+Trying to install into the system managed parts of the file system. Please
+consider to install to another location, or use the option
+--force-installation-into-system-dir to overwrite this warning.
+""")
+
# default --record from the install command
self.set_undefined_options('install', ('record', 'record'))
self.all_site_dirs = get_site_dirs()
@@ -1377,11 +1397,28 @@ class easy_install(Command):
self.debug_print(f"os.makedirs('{path}', 0o700)")
os.makedirs(path, 0o700)
+ if sys.version[:3] in ('2.3', '2.4', '2.5') or 'real_prefix' in sys.__dict__:
+ sitedir_name = 'site-packages'
+ else:
+ sitedir_name = 'dist-packages'
+
INSTALL_SCHEMES = dict(
posix=dict(
install_dir='$base/lib/python$py_version_short/site-packages',
script_dir='$base/bin',
),
+ unix_local = dict(
+ install_dir = '$base/local/lib/python$py_version_short/%s' % sitedir_name,
+ script_dir = '$base/local/bin',
+ ),
+ posix_local = dict(
+ install_dir = '$base/local/lib/python$py_version_short/%s' % sitedir_name,
+ script_dir = '$base/local/bin',
+ ),
+ deb_system = dict(
+ install_dir = '$base/lib/python3/%s' % sitedir_name,
+ script_dir = '$base/bin',
+ ),
)
DEFAULT_SCHEME = dict(
@@ -1392,11 +1429,18 @@ class easy_install(Command):
def _expand(self, *attrs):
config_vars = self.get_finalized_command('install').config_vars
- if self.prefix:
+ if self.prefix or self.install_layout:
+ if self.install_layout and self.install_layout in ['deb']:
+ scheme_name = "deb_system"
+ self.prefix = '/usr'
+ elif self.prefix or 'real_prefix' in sys.__dict__:
+ scheme_name = os.name
+ else:
+ scheme_name = "posix_local"
# Set default install_dir/scripts from --prefix
config_vars = dict(config_vars)
config_vars['base'] = self.prefix
- scheme = self.INSTALL_SCHEMES.get(os.name, self.DEFAULT_SCHEME)
+ scheme = self.INSTALL_SCHEMES.get(scheme_name,self.DEFAULT_SCHEME)
for attr, val in scheme.items():
if getattr(self, attr, None) is None:
setattr(self, attr, val)
@@ -1440,9 +1484,15 @@ def get_site_dirs():
sitedirs.extend([
os.path.join(
prefix,
+ "local/lib",
+ f"python{sys.version_info.major}.{sys.version_info.minor}",
+ "dist-packages",
+ ),
+ os.path.join(
+ prefix,
"lib",
f"python{sys.version_info.major}.{sys.version_info.minor}",
- "site-packages",
+ "dist-packages",
),
os.path.join(prefix, "lib", "site-python"),
])
--- a/setuptools/command/install_egg_info.py
+++ b/setuptools/command/install_egg_info.py
@@ -1,4 +1,4 @@
-import os
+import os, sys
from setuptools import Command, namespaces
from setuptools.archive_util import unpack_archive
@@ -19,11 +19,28 @@ class install_egg_info(namespaces.Instal
def initialize_options(self):
self.install_dir = None
+ self.install_layout = None
+ self.prefix_option = None
def finalize_options(self) -> None:
self.set_undefined_options('install_lib', ('install_dir', 'install_dir'))
+ self.set_undefined_options('install',('install_layout','install_layout'))
+ if sys.hexversion > 0x2060000:
+ self.set_undefined_options('install',('prefix_option','prefix_option'))
ei_cmd = self.get_finalized_command("egg_info")
basename = f"{ei_cmd._get_egg_basename()}.egg-info"
+
+ if self.install_layout:
+ if not self.install_layout.lower() in ['deb']:
+ raise DistutilsOptionError("unknown value for --install-layout")
+ self.install_layout = self.install_layout.lower()
+ basename = basename.replace('-py%s' % sys.version[:4], '')
+ elif self.prefix_option or 'real_prefix' in sys.__dict__:
+ # don't modify for virtualenv
+ pass
+ else:
+ basename = basename.replace('-py%s' % sys.version[:4], '')
+
self.source = ei_cmd.egg_info
self.target = os.path.join(self.install_dir, basename)
self.outputs: list[str] = []
|
