pkgin: Support multiple matching packages
pkgin searches for packages such as 'emacs' can return multiple matches, the first of which is not guaranteed to match. So, iterate through found packages until we have an appropriate match. Should we *not* find a match, then return False indicating match failure.
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1 changed files with 37 additions and 23 deletions
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@ -68,6 +68,7 @@ import shlex
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import os
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import sys
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import pipes
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import re
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def query_package(module, pkgin_path, name):
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"""Search for the package by name.
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@ -95,33 +96,46 @@ def query_package(module, pkgin_path, name):
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# rc will not be 0 unless the search was a success
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if rc == 0:
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# Get first line
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line = out.split('\n')[0]
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# Search results may contain more than one line (e.g., 'emacs'), so iterate
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# through each line to see if we have a match.
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packages = out.split('\n')
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# Break up line at spaces. The first part will be the package with its
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# version (e.g. 'gcc47-libs-4.7.2nb4'), and the second will be the state
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# of the package:
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# '' - not installed
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# '<' - installed but out of date
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# '=' - installed and up to date
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# '>' - installed but newer than the repository version
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pkgname_with_version, raw_state = out.split(splitchar)[0:2]
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for package in packages:
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# Strip version
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# (results in sth like 'gcc47-libs')
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pkgname_without_version = '-'.join(pkgname_with_version.split('-')[:-1])
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# Break up line at spaces. The first part will be the package with its
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# version (e.g. 'gcc47-libs-4.7.2nb4'), and the second will be the state
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# of the package:
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# '' - not installed
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# '<' - installed but out of date
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# '=' - installed and up to date
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# '>' - installed but newer than the repository version
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pkgname_with_version, raw_state = package.split(splitchar)[0:2]
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if name != pkgname_without_version:
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return False
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# no fall-through
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# Search for package, stripping version
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# (results in sth like 'gcc47-libs' or 'emacs24-nox11')
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pkg_search_obj = re.search(r'^([a-zA-Z]+[0-9]*[\-]*\w*)-[0-9]', pkgname_with_version, re.M)
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# The package was found; now return its state
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if raw_state == '<':
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return 'outdated'
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elif raw_state == '=' or raw_state == '>':
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return 'present'
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else:
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return False
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# Do not proceed unless we have a match
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if not pkg_search_obj:
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continue
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# Grab matched string
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pkgname_without_version = pkg_search_obj.group(1)
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if name != pkgname_without_version:
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continue
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# The package was found; now return its state
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if raw_state == '<':
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return 'outdated'
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elif raw_state == '=' or raw_state == '>':
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return 'present'
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else:
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return False
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# no fall-through
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# No packages were matched, so return False
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return False
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def format_action_message(module, action, count):
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