Staging
v0.8.1
v0.8.1
https://github.com/python/cpython
Tip revision: 74f4bd53e03ded8408bcc2de67cf0f5a4ac5b1a1 authored by Barry Warsaw on 23 February 2012, 15:59:38 UTC
Bump some more copyright years (as per PEP 101), since this is the first
Bump some more copyright years (as per PEP 101), since this is the first
Tip revision: 74f4bd5
which.py
#! /usr/bin/env python
# Variant of "which".
# On stderr, near and total misses are reported.
# '-l<flags>' argument adds ls -l<flags> of each file found.
import sys
if sys.path[0] in (".", ""): del sys.path[0]
import sys, os
from stat import *
def msg(str):
sys.stderr.write(str + '\n')
def main():
pathlist = os.environ['PATH'].split(os.pathsep)
sts = 0
longlist = ''
if sys.argv[1:] and sys.argv[1][:2] == '-l':
longlist = sys.argv[1]
del sys.argv[1]
for prog in sys.argv[1:]:
ident = ()
for dir in pathlist:
filename = os.path.join(dir, prog)
try:
st = os.stat(filename)
except os.error:
continue
if not S_ISREG(st[ST_MODE]):
msg(filename + ': not a disk file')
else:
mode = S_IMODE(st[ST_MODE])
if mode & 0111:
if not ident:
print filename
ident = st[:3]
else:
if st[:3] == ident:
s = 'same as: '
else:
s = 'also: '
msg(s + filename)
else:
msg(filename + ': not executable')
if longlist:
sts = os.system('ls ' + longlist + ' ' + filename)
if sts: msg('"ls -l" exit status: ' + repr(sts))
if not ident:
msg(prog + ': not found')
sts = 1
sys.exit(sts)
if __name__ == '__main__':
main()