Mercurial > cpython-lru_cache-weakref

annotate Tools/scripts/which.py @ 6719:faebc1940432 legacy-trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Understand -Xlinker option.
author Guido van Rossum <guido@python.org>
date Tue, 02 Dec 1997 20:38:11 +0000
parents df6dfaac2d0b
children 14a27acc755a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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73758db2f464 /usr/local/bin/python -> /usr/bin/env python
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1 #! /usr/bin/env python
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2
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3 # Variant of "which".
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4 # On stderr, near and total misses are reported.
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5 # '-l<flags>' argument adds ls -l<flags> of each file found.
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6
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7 import sys
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8 if sys.path[0] in (".", ""): del sys.path[0]
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9
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10 import sys, os, string
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11 from stat import *
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12
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13 def msg(str):
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14 sys.stderr.write(str + '\n')
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15
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16 pathlist = string.splitfields(os.environ['PATH'], ':')
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17
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18 sts = 0
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19 longlist = ''
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20
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21 if sys.argv[1:] and sys.argv[1][:2] == '-l':
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22 longlist = sys.argv[1]
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23 del sys.argv[1]
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24
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25 for prog in sys.argv[1:]:
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26 ident = ()
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27 for dir in pathlist:
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28 file = os.path.join(dir, prog)
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29 try:
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30 st = os.stat(file)
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31 except os.error:
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32 continue
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33 if not S_ISREG(st[ST_MODE]):
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34 msg(file + ': not a disk file')
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35 else:
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36 mode = S_IMODE(st[ST_MODE])
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37 if mode & 0111:
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38 if not ident:
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39 print file
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40 ident = st[:3]
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41 else:
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42 if st[:3] == ident:
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43 s = 'same as: '
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44 else:
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45 s = 'also: '
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46 msg(s + file)
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47 else:
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48 msg(file + ': not executable')
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49 if longlist:
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50 sts = os.system('ls ' + longlist + ' ' + file)
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51 if sts: msg('"ls -l" exit status: ' + `sts`)
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52 if not ident:
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53 msg(prog + ': not found')
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54 sts = 1
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55
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56 sys.exit(sts)