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Full Discussion: To quote or not
Top Forums UNIX for Dummies Questions & Answers To quote or not Post 302844098 by Scrutinizer on Friday 16th of August 2013 11:38:13 AM
Old 08-16-2013
It means that the shell will expand the pattern and pass the resulting file names as a parameter to find (so find will never "see" a pattern, just the expansion result), which will lead to a syntax error if the result is more than one file and and to the wrong result if it just one file:

A short illustration would be:
Code:
$ ls
$ mkdir dir1
$ touch fileA fileB dir1/fileC dir1/fileD
$ find . -name 'file*'              # the shell does not expand patterns within quotes, so the shell removes the quotes and file* gets passed to find
./dir1/fileC
./dir1/fileD
./fileA
./fileB
$ find . -name file*                # pattern get expanded to fileA fileB
find: fileB: unknown primary or operator
$ rm fileB
$ find . -name file*                # pattern get expanded to fileA
./fileA
$ rm fileA
$ find . -name file*                # pattern does not get expanded, since no files with that pattern are present in the current directory.
./dir1/fileC
./dir1/fileD


Last edited by Scrutinizer; 08-16-2013 at 12:45 PM..
 

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dircmp(1)							   User Commands							 dircmp(1)

NAME
dircmp - directory comparison SYNOPSIS
dircmp [-ds] [-w n] dir1 dir2 DESCRIPTION
The dircmp command examines dir1 and dir2 and generates various tabulated information about the contents of the directories. Listings of files that are unique to each directory are generated for all the options. If no option is entered, a list is output indicating whether the file names common to both directories have the same contents. OPTIONS
The following options are supported: -d Compares the contents of files with the same name in both directories and output a list telling what must be changed in the two files to bring them into agreement. The list format is described in diff(1). -s Suppresses messages about identical files. -w n Changes the width of the output line to n characters. The default width is 72. OPERANDS
The following operands are supported: dir1 A path name of a directory to be compared. dir2 USAGE
See largefile(5) for the description of the behavior of dircmp when encountering files greater than or equal to 2 Gbyte ( 2^31 bytes). ENVIRONMENT VARIABLES
See environ(5) for descriptions of the following environment variables that affect the execution of dircmp: LC_COLLATE, LC_CTYPE, LC_MES- SAGES, and NLSPATH. EXIT STATUS
The following exit values are returned: 0 Successful completion. >0 An error occurred. (Differences in directory contents are not considered errors.) ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWesu | +-----------------------------+-----------------------------+ SEE ALSO
cmp(1), diff(1), attributes(5), environ(5), largefile(5) SunOS 5.11 1 Feb 1995 dircmp(1)
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