Mercurial > hg > config
annotate python/tmpbuffer.py @ 508:9b69ce4e50a4
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author | Jeff Hammel <jhammel@mozilla.com> |
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date | Sun, 01 Sep 2013 19:38:34 -0700 |
parents | dc20e1fa93d0 |
children | e07b99607d27 |
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1 #!/usr/bin/env python |
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2 |
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3 # from http://k0s.org/hg/bitsyblog/file/5c04cf601aba/bitsyblog/blogme.py |
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4 |
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5 import os |
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6 import subprocess |
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7 import tempfile |
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8 |
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9 def tmpbuffer(editor=None): |
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10 """open an editor and retreive the resulting editted buffer""" |
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11 |
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12 if not editor: |
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13 editor = os.environ.get('EDITOR') |
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14 if not editor: |
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15 raise Exception("tmpbuffer: editor not supplied and EDITOR not defined") |
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16 tmpfile = tempfile.mktemp(suffix='.txt') |
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17 cmdline = editor.split() # XXX shlex would be more powerful |
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18 cmdline.append(tmpfile) |
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19 edit = subprocess.call(cmdline) |
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20 buffer = file(tmpfile).read().strip() |
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21 os.remove(tmpfile) |
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22 return buffer |
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23 |
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24 if __name__ == '__main__': |
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25 # purely for testing/illustration purposes |
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26 contents = tmpbuffer() |
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27 print contents |
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28 |