Path: utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!mailrus!iuvax!bsu-cs!ibmbin From: acornrc!bob@ames.arc.nasa.gov (Bob Weissman) Newsgroups: comp.binaries.ibm.pc Subject: "which" program for MS-DOS Summary: which.arc, "which" program for MS-DOS Message-ID: <4035@bsu-cs.UUCP> Date: 21 Sep 88 05:00:16 GMT Sender: ibmbin@bsu-cs.UUCP Followup-To: comp.binaries.ibm.pc.d Organization: Acorn Research Center, Palo Alto, CA Lines: 291 Approved: dhesi@bsu-cs.UUCP This is the equivalent of the UNIX "which" program for MS-DOS computers which use COMMAND.COM for command dispatch. I.e., typing "which foo" will tell the user which program called "foo" would have been executed had the user typed "foo". Uses the PATH environment variable and the known fact that COMMAND.COM searches in the order .COM, .EXE, .BAT for executable files. This program is released into the public domain. Enjoy. Bob Weissman Internet: bob@acornrc.uucp UUCP: ...!{ ames | decwrl | oliveb | pyramid }!acornrc!bob Arpanet: bob%acornrc.uucp@ames.arc.nasa.gov [ Comments: (a) PC-DOS 3.1 will accept the command "sdir.xxx" and give you sdir.exe, sdir.com, or sdir.bat, but "which sdir.xxx" won't. (b) If you give the command "which \bin\junk" or "which /bin/junk" the output is badly formatted. The executable program (which seems to be compiled with some version of Microsoft C) and C source (probably specific to Microsoft C) are supplied. 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