diff options
Diffstat (limited to 'shell_cmds/which/which.1')
| -rw-r--r-- | shell_cmds/which/which.1 | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/shell_cmds/which/which.1 b/shell_cmds/which/which.1 new file mode 100644 index 0000000..d0f2fcb --- /dev/null +++ b/shell_cmds/which/which.1 @@ -0,0 +1,85 @@ +.\" Manpage Copyright (c) 1995, Jordan Hubbard <jkh@FreeBSD.org> +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the FreeBSD Project +.\" its contributors. +.\" 4. Neither the name of the FreeBSD Project nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTOR ``AS IS'' AND ANY EXPRESS OR +.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +.\" IN NO EVENT SHALL THE CONTRIBUTOR BE LIABLE FOR ANY DIRECT, INDIRECT, +.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +.\" OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +.\" +.\" $FreeBSD: head/usr.bin/which/which.1 267773 2014-06-23 08:23:05Z bapt $ +.\" +.Dd December 13, 2006 +.Dt WHICH 1 +.Os +.Sh NAME +.Nm which +.Nd "locate a program file in the user's path" +.Sh SYNOPSIS +.Nm +.Op Fl as +.Ar program ... +.Sh DESCRIPTION +The +.Nm +utility +takes a list of command names and searches the path for each executable +file that would be run had these commands actually been invoked. +.Pp +The following options are available: +.Bl -tag -width indent +.It Fl a +List all instances of executables found (instead of just the first one +of each). +.It Fl s +No output, just return 0 if all of the executables are found, or 1 if +some were not found. +.El +.Pp +Some shells may provide a builtin +.Nm +command which is similar or identical to this utility. +Consult the +.Xr builtin 1 +manual page. +.Sh SEE ALSO +.Xr builtin 1 , +.Xr csh 1 , +.Xr find 1 , +.Xr locate 1 , +.Xr whereis 1 +.Sh HISTORY +The +.Nm +command first appeared in +.Fx 2.1 . +.Sh AUTHORS +.An -nosplit +The +.Nm +utility was originally written in Perl and was contributed by +.An Wolfram Schneider Aq Mt wosch@FreeBSD.org . +The current version of +.Nm +was rewritten in C by +.An Daniel Papasian Aq Mt dpapasia@andrew.cmu.edu . |