help on most efficient search Post: 302182141

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whereis

whereis(1)						      General Commands Manual							whereis(1)

NAME

       whereis - locate source, binary, and/or manual for program

SYNOPSIS

       dir... name...

DESCRIPTION

       locates	source,  binary,  and manuals sections for specified files.  The supplied names are first stripped of leading path name components
       and any (single) trailing extension of the form (such as Prefixes of resulting from use of SCCS are also  dealt	with.	then  attempts	to
       locate the desired program in a list of standard places.

   Options
       recognizes the following command-line options:

	      Limit search to binary files.
			     Can be used in conjunction with or

	      Limit search to source-code files.
			     Can be used in conjunction with or

	      Limit search to manual entry files.
			     Can be used in conjunction with or

	      Search for unusual entries.
			     A file is said to be unusual if it does not have one entry of each requested type.  Thus, searches for those files in
			     the current directory that have no corresponding manual entry.

	      Limit search to binaries located in one or more specified directories.
			     Can be used in conjunction with or

	      Limit search to source files located in one or more specified directories.
			     Can be used in conjunction with or

	      Limit search to manual entry files
			     located in one or more specified directories.  Can be used in conjunction with or

	      Terminates the last directory list
			     or options) and identifies the start of file names.

EXTERNAL INFLUENCES

   International Code Set Support
       Single- and multi-byte character code sets are supported.

EXAMPLES

       Find all the files in that are not documented in with source files in

WARNINGS

       uses the system call (see chdir(2)) to run faster.  Therefore, path names given with the and options must be absolute path names.

AUTHOR

       was developed by the University of California, Berkeley.

FILES

																	whereis(1)

10 More Discussions You Might Find Interesting

1. UNIX for Advanced & Expert Users

Efficient Dispatching

Discussion started by: uchachra

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Is there a more efficient way?

Discussion started by: SelectSplat

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efficient search

Discussion started by: prvnrk

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efficient repace

Discussion started by: VGR