def edit(parser, args):
name = args.name
# By default open the directory where packages live.
if not name:
path = spack.packages_path
else:
path = packages.filename_for_package_name(name)
if os.path.exists(path):
if not os.path.isfile(path):
tty.die("Something's wrong. '%s' is not a file!" % path)
if not os.access(path, os.R_OK|os.W_OK):
tty.die("Insufficient permissions on '%s'!" % path)
elif not args.force:
tty.die("No package '%s'. Use spack create, or supply -f/--force "
"to edit a new file." % name)
else:
class_name = packages.class_name_for_package_name(name)
with closing(open(path, "w")) as pkg_file:
pkg_file.write(
package_template.substitute(name=name, class_name=class_name))
# If everything checks out, go ahead and edit.
spack.editor(path)
def create(parser, args):
url = args.url
# Try to deduce name and version of the new package from the URL
name, version = spack.url.parse_name_and_version(url)
if not name:
tty.msg("Couldn't guess a name for this package.")
while not name:
new_name = raw_input("Name: ")
if packages.valid_name(name):
name = new_name
else:
print "Package name can only contain A-Z, a-z, 0-9, '_' and '-'"
if not version:
tty.die("Couldn't guess a version string from %s." % url)
tty.msg("Creating template for package %s" % name)
pkg_path = packages.filename_for_package_name(name)
if os.path.exists(pkg_path) and not args.force:
tty.die("%s already exists." % pkg_path)
class_name = packages.class_name_for_package_name(name)
versions = list(reversed(spack.package.find_versions_of_archive(url)))
archives_to_fetch = 1
if not versions:
# If the fetch failed for some reason, revert to what the user provided
versions = [version]
urls = [url]
else:
urls = [spack.url.substitute_version(url, v) for v in versions]
if len(urls) > 1:
tty.msg("Found %s versions of %s." % (len(urls), name),
*spack.cmd.elide_list(
["%-10s%s" % (v,u) for v, u in zip(versions, urls)]))
print
archives_to_fetch = tty.get_number(
"Include how many checksums in the package file?",
default=5, abort='q')
if not archives_to_fetch:
tty.msg("Aborted.")
return
guesser = ConfigureGuesser()
ver_hash_tuples = spack.cmd.checksum.get_checksums(
versions[:archives_to_fetch], urls[:archives_to_fetch],
first_stage_function=guesser)
if not ver_hash_tuples:
tty.die("Could not fetch any tarballs for %s." % name)
# Write out a template for the file
with closing(open(pkg_path, "w")) as pkg_file:
pkg_file.write(
package_template.substitute(
name=name,
configure=guesser.configure,
class_name=class_name,
url=url,
versions=make_version_dict(ver_hash_tuples)))
# If everything checks out, go ahead and edit.
spack.editor(pkg_path)
tty.msg("Created package %s." % pkg_path)