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61 lines
1.7 KiB
61 lines
1.7 KiB
#! /usr/bin/env python3
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# Variant of "which".
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# On stderr, near and total misses are reported.
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# '-l<flags>' argument adds ls -l<flags> of each file found.
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import sys
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if sys.path[0] in (".", ""): del sys.path[0]
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import sys, os
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from stat import *
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def msg(str):
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sys.stderr.write(str + '\n')
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def main():
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pathlist = os.environ['PATH'].split(os.pathsep)
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sts = 0
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longlist = ''
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if sys.argv[1:] and sys.argv[1][:2] == '-l':
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longlist = sys.argv[1]
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del sys.argv[1]
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for prog in sys.argv[1:]:
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ident = ()
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for dir in pathlist:
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filename = os.path.join(dir, prog)
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try:
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st = os.stat(filename)
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except OSError:
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continue
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if not S_ISREG(st[ST_MODE]):
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msg(filename + ': not a disk file')
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else:
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mode = S_IMODE(st[ST_MODE])
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if mode & 0o111:
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if not ident:
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print(filename)
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ident = st[:3]
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else:
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if st[:3] == ident:
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s = 'same as: '
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else:
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s = 'also: '
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msg(s + filename)
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else:
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msg(filename + ': not executable')
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if longlist:
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sts = os.system('ls ' + longlist + ' ' + filename)
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if sts: msg('"ls -l" exit status: ' + repr(sts))
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if not ident:
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msg(prog + ': not found')
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sts = 1
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sys.exit(sts)
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if __name__ == '__main__':
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main()
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