| 14 | sys.stderr.write(str + '\n') |
| 15 | |
| 16 | def main(): |
| 17 | pathlist = os.environ['PATH'].split(os.pathsep) |
| 18 | |
| 19 | sts = 0 |
| 20 | longlist = '' |
| 21 | |
| 22 | if sys.argv[1:] and sys.argv[1][:2] == '-l': |
| 23 | longlist = sys.argv[1] |
| 24 | del sys.argv[1] |
| 25 | |
| 26 | for prog in sys.argv[1:]: |
| 27 | ident = () |
| 28 | for dir in pathlist: |
| 29 | filename = os.path.join(dir, prog) |
| 30 | try: |
| 31 | st = os.stat(filename) |
| 32 | except OSError: |
| 33 | continue |
| 34 | if not S_ISREG(st[ST_MODE]): |
| 35 | msg(filename + ': not a disk file') |
| 36 | else: |
| 37 | mode = S_IMODE(st[ST_MODE]) |
| 38 | if mode & 0o111: |
| 39 | if not ident: |
| 40 | print(filename) |
| 41 | ident = st[:3] |
| 42 | else: |
| 43 | if st[:3] == ident: |
| 44 | s = 'same as: ' |
| 45 | else: |
| 46 | s = 'also: ' |
| 47 | msg(s + filename) |
| 48 | else: |
| 49 | msg(filename + ': not executable') |
| 50 | if longlist: |
| 51 | sts = os.system('ls ' + longlist + ' ' + filename) |
| 52 | sts = os.waitstatus_to_exitcode(sts) |
| 53 | if sts: msg('"ls -l" exit status: ' + repr(sts)) |
| 54 | if not ident: |
| 55 | msg(prog + ': not found') |
| 56 | sts = 1 |
| 57 | |
| 58 | sys.exit(sts) |
| 59 | |
| 60 | if __name__ == '__main__': |
| 61 | main() |