Linux and UNIX Man Pages

Linux & Unix Commands - Search Man Pages

which(1) [osx man page]

WHICH(1)						    BSD General Commands Manual 						  WHICH(1)

which -- locate a program file in the user's path SYNOPSIS
which [-as] program ... DESCRIPTION
The which 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. The following options are available: -a List all instances of executables found (instead of just the first one of each). -s No output, just return 0 if any of the executables are found, or 1 if none are found. Some shells may provide a builtin which command which is similar or identical to this utility. Consult the builtin(1) manual page. SEE ALSO
builtin(1), csh(1), find(1), locate(1), whereis(1) HISTORY
The which command first appeared in FreeBSD 2.1. AUTHORS
The which utility was originally written in Perl and was contributed by Wolfram Schneider <>. The current version of which was rewritten in C by Daniel Papasian <>. BSD
June 21, 2002 BSD
Man Page

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

Is a simple one command to find a file?

Hi All, I have did a search in the whole forum about Find, but get too many results, so I hope my message not annoying anyone. How do I do a find for a specific file in the whole machine? I am hoping for something like this. find . -name thanks (11 Replies)
Discussion started by: E-Quality
11 Replies

2. UNIX for Dummies Questions & Answers

BDS Commands

Just wondering where i can find a list of BSD 4.5 Commands. Thanks BB (3 Replies)
Discussion started by: bbutler3295
3 Replies

3. UNIX for Dummies Questions & Answers

search and remove command

I want to run the 'locate' command and then remove what the command finds. My guess was, locate blahblah |rm -f but this does not work. Thanks! (3 Replies)
Discussion started by: jasonr
3 Replies

4. Programming

function call in executable

Hi, I want to write a program in C or in Perl which will tell me that a function is called in which executables. I tried to use the unix command like 'nm', 'strings' and so on to find out whether a function is called in that executable or not but could not able to find a clue. The whole... (1 Reply)
Discussion started by: rocky_74
1 Replies

5. UNIX for Dummies Questions & Answers

CC Solution Required Urgently

Hi there, My question is: If the command cc is executed on obelix, what executable file will be run? Using the results of whereis, which and any other commands you consider necessary, explain why this file is executed. Please help as soon as possible thanks (5 Replies)
Discussion started by: satty
5 Replies

6. UNIX for Dummies Questions & Answers

difference of find,locate and whereis

hi guys, may i know the difference of find,locate and whereis ? (3 Replies)
Discussion started by: cromohawk
3 Replies

7. Homework & Coursework Questions

Can someone please help me? (An example of how not to post homework.)

Hi, when I run ls -l I get the following command (I already know ls) : Code: rwxrwxrwx 2 andrew andrew 4096 2010-01-25 22:00 test.txt rwxrwxrwx 2 andrew andrew 4096 2010-01-25 21:01 test1.txt rwxrwxrwx 3 andrew andrew 4096 2010-01-25 20:45 test2.txt rwxrwxrwx 1 andrew andrew 4096... (1 Reply)
Discussion started by: andrew1400
1 Replies

8. UNIX for Advanced & Expert Users

Writing Custom Builtins for KSH93

I am looking to create some ksh93 extensions using the custom builtin feature. I can successfully create a builtin function, load it using the builtin -f command and get an output. However, I want to get/set values of KSH variables from within my built-in. For example, lets say I am creating... (2 Replies)
Discussion started by: a_programmer
2 Replies

9. UNIX for Dummies Questions & Answers

Using the find command

Hi all, 1). Is is possible to use the date builtin and subtract a literal e.g 1 day in bash alongwith the find command from the command line: e.g find . -name --date %Y-%m-%d - 1 2). I want to search for files in the pwd but not search any subdirectories and exclude any hidden files... (2 Replies)
Discussion started by: daveu7
2 Replies

10. Shell Programming and Scripting

Outputting Results to Indexed List

I'm looking for some suggestions on a command line utility I am making. I would like to use 'find' to locate some files and index the results so the user can choose the correct results from the list and push that input into an open command. A simple example below: ... (2 Replies)
Discussion started by: sudo
2 Replies