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| author | Sebastian Koslowski <koslowski@kit.edu> | 2016-09-16 09:50:33 -0600 |
|---|---|---|
| committer | Sebastian Koslowski <koslowski@kit.edu> | 2016-09-23 21:12:03 +0200 |
| commit | 554ccb816cfaad5650513837f820a408105a87f2 (patch) | |
| tree | b1b55aa55de1d8be88c11a1a78c79f02782ee7fd /grc/core/utils/shlex.py | |
| parent | 5109369d705109ece91ad983cfdc17210749d1c0 (diff) | |
grc: move run command getter to core
Diffstat (limited to 'grc/core/utils/shlex.py')
| -rw-r--r-- | grc/core/utils/shlex.py | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/grc/core/utils/shlex.py b/grc/core/utils/shlex.py new file mode 100644 index 0000000000..6b620fa396 --- /dev/null +++ b/grc/core/utils/shlex.py @@ -0,0 +1,47 @@ +# Copyright 2016 Free Software Foundation, Inc. +# +# This file is part of GNU Radio +# +# GNU Radio is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3, or (at your option) +# any later version. +# +# GNU Radio is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with GNU Radio; see the file COPYING. If not, write to +# the Free Software Foundation, Inc., 51 Franklin Street, +# Boston, MA 02110-1301, USA. + +from __future__ import absolute_import + +import re +import shlex + +# back port from python3 + +_find_unsafe = re.compile(r'[^\w@%+=:,./-]').search + + +def _shlex_quote(s): + """Return a shell-escaped version of the string *s*.""" + if not s: + return "''" + if _find_unsafe(s) is None: + return s + + # use single quotes, and put single quotes into double quotes + # the string $'b is then quoted as '$'"'"'b' + return "'" + s.replace("'", "'\"'\"'") + "'" + + +if not hasattr(shlex, 'quote'): + quote = _shlex_quote +else: + quote = shlex.quote + +split = shlex.split |