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Allow fake installations (just make the directory).

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- Use for debugging.
This commit is contained in:
Todd Gamblin 2014-12-18 13:32:06 -08:00
parent f1c5e64c23
commit 08f1701e35
2 changed files with 19 additions and 7 deletions
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6
lib/spack/spack/cmd/install.py
View File

@ -43,6 +43,9 @@ def setup_parser(subparser):
subparser.add_argument(
'-n', '--no-checksum', action='store_true', dest='no_checksum',
help="Do not check packages against checksum")
subparser.add_argument(
'--fake', action='store_true', dest='fake',
help="Fake install. Just remove the prefix and touch a fake file in it.")
subparser.add_argument(
'packages', nargs=argparse.REMAINDER, help="specs of packages to install")
@ -59,4 +62,5 @@ def install(parser, args):
package = spack.db.get(spec)
package.do_install(keep_prefix=args.keep_prefix,
keep_stage=args.keep_stage,
ignore_deps=args.ignore_deps)
ignore_deps=args.ignore_deps,
fake=args.fake)

20
lib/spack/spack/package.py
View File

@ -709,9 +709,10 @@ def do_install(self, **kwargs):
Package implementations should override install().
"""
# whether to keep the prefix on failure. Default is to destroy it.
keep_prefix = kwargs.get('keep_prefix', False)
keep_stage = kwargs.get('keep_stage', False)
ignore_deps = kwargs.get('ignore_deps', False)
keep_prefix = kwargs.get('keep_prefix', False)
keep_stage = kwargs.get('keep_stage', False)
ignore_deps = kwargs.get('ignore_deps', False)
fake_install = kwargs.get('fake', False)
if not self.spec.concrete:
raise ValueError("Can only install concrete packages.")
@ -725,7 +726,8 @@ def do_install(self, **kwargs):
if not ignore_deps:
self.do_install_dependencies()
self.do_patch()
if not fake_install:
self.do_patch()
# Fork a child process to do the build. This allows each
# package authors to have full control over their environment,
@ -750,8 +752,14 @@ def do_install(self, **kwargs):
build_env.set_build_environment_variables(self)
build_env.set_module_variables_for_package(self)
# Subclasses implement install() to do the real work.
self.install(self.spec, self.prefix)
if fake_install:
mkdirp(self.prefix.bin)
touch(join_path(self.prefix.bin, 'fake'))
mkdirp(self.prefix.lib)
mkdirp(self.prefix.man1)
else:
# Subclasses implement install() to do the real work.
self.install(self.spec, self.prefix)
# Ensure that something was actually installed.
if not os.listdir(self.prefix):