1N/A/*********************************************************************** 1N/A* This software is part of the ast package * 1N/A* Copyright (c) 1982-2011 AT&T Intellectual Property * 1N/A* and is licensed under the * 1N/A* Common Public License, Version 1.0 * 1N/A* by AT&T Intellectual Property * 1N/A* A copy of the License is available at * 1N/A* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 1N/A* Information and Software Systems Research * 1N/A* David Korn <dgk@research.att.com> * 1N/A***********************************************************************/ 1N/A * tables for the test builin [[...]] and [...] 1N/A * This is the list of binary test and [[...]] operators 1N/A"[-1c?\n@(#)$Id: test (AT&T Research) 2003-03-18 $\n]" 1N/A"[+NAME?test - evaluate expression]" 1N/A"[+DESCRIPTION?\btest\b evaluates expressions and indicates its " 1N/A "results based on the exit status. Option parsing is not " 1N/A "performed so that all arguments, including \b--\b are processed " 1N/A " as operands. The evaluation of the " 1N/A "expression depends on the number of operands as follows:]{" 1N/A "[+0?Evaluates to false.]" 1N/A "[+1?True if argument is not an empty string.]" 1N/A "[+2?If first operand is \b!\b, the result is True if the second " 1N/A "operand an empty string. Otherwise, it is evaluated " 1N/A "as one of the unary expressions defined below. If the " 1N/A "unary operator is invalid and the second argument is \b--\b," 1N/A "then the first argument is processed as an option argument.]" 1N/A "[+3?If first operand is \b!\b, the result is True if the second " 1N/A "and third operand evaluated as a unary expression is False. " 1N/A "Otherwise, the three operands are evaluaged as one of the " 1N/A "binary expressions listed below.]" 1N/A "[+4?If first operand is \b!\b, the result is True if the next " 1N/A "three operands are a valid binary expression that is False.]" 1N/A"[If any \afile\a is of the form \b/dev/fd/\b\an\a, then file descriptor " 1N/A "\an\a is checked.]" 1N/A"[+?Unary expressions can be one of the following:]{" 1N/A "[+-a \afile\a?True if \afile\a exists, obsolete.]" 1N/A "[+-b \afile\a?True if \afile\a exists and is a block special file.]" 1N/A "[+-c \afile\a?True if \afile\a exists and is a character special " 1N/A "[+-d \afile\a?True if \afile\a exists and is a directory.]" 1N/A "[+-e \afile\a?True if \afile\a exists.]" 1N/A "[+-f \afile\a?True if \afile\a exists and is a regular file.]" 1N/A "[+-g \afile\a?True if \afile\a exists and has its set-group-id bit " 1N/A "[+-h \afile\a?True if \afile\a exists and is a symbolic link.]" 1N/A "[+-k \afile\a?True if \afile\a exists and has its sticky bit on.]" 1N/A "[+-l \afile\a?True if \afile\a exists and is a symbolic link.]" 1N/A "[+-n \astring\a?True if length of \astring\a is non-zero.]" 1N/A "[+-o \aoption\a?True if the shell option \aoption\a is enabled.]" 1N/A "[+-p \afile\a?True if \afile\a exists and is a pipe or fifo.]" 1N/A "[+-r \afile\a?True if \afile\a exists and is readable.]" 1N/A "[+-s \afile\a?True if \afile\a exists and has size > 0.]" 1N/A "[+-t \afildes\a?True if file descriptor number \afildes\a is " 1N/A "open and is associated with a terminal device.]" 1N/A "[+-u \afile\a?True if \afile\a exists and has its set-user-id bit " 1N/A "[+-v \avarname\a?True if \avarname\a is a valid variable name that is set.]" 1N/A "[+-w \afile\a?True if \afile\a exists and is writable.]" 1N/A "[+-x \afile\a?True if \afile\a exists and is executable. For a " 1N/A "directory it means that it can be searched.]" 1N/A "[+-z \astring\a?True if \astring\a is a zero length string.]" 1N/A "[+-G \afile\a?True if \afile\a exists and group is the effective " 1N/A "group id of the current process.]" 1N/A "[+-L \afile\a?True if \afile\a exists and is a symbolic link.]" 1N/A "[+-N \afile\a?True if \afile\a exists and has been modified since " 1N/A "it was last read.]" 1N/A "[+-O \afile\a?True if \afile\a exists and owner is the effective " 1N/A "user id of the current process.]" 1N/A "[+-R \avarname\a?True if \avarname\a is a name reference.]" 1N/A "[+-S \afile\a?True if \afile\a exists and is a socket.]" 1N/A "[+-V \afile\a?True if \afile\a exists and is a version " 1N/A#
endif /* SHOPT_FS_3D */ 1N/A"[+?Binary expressions can be one of the following:]{" 1N/A "[+\astring1\a = \astring2\a?True if \astring1\a is equal to " 1N/A "[+\astring1\a == \astring2\a?True if \astring1\a is equal to " 1N/A "[+\astring1\a != \astring2\a?True if \astring1\a is not equal to " 1N/A "[+\anum1\a -eq \anum2\a?True if numerical value of \anum1\a is " 1N/A "equal to \anum2\a.]" 1N/A "[+\anum1\a -ne \anum2\a?True if numerical value of \anum1\a is not " 1N/A "equal to \anum2\a.]" 1N/A "[+\anum1\a -lt \anum2\a?True if numerical value of \anum1\a is less " 1N/A "[+\anum1\a -le \anum2\a?True if numerical value of \anum1\a is less " 1N/A "than or equal to \anum2\a.]" 1N/A "[+\anum1\a -gt \anum2\a?True if numerical value of \anum1\a is " 1N/A "greater than \anum2\a.]" 1N/A "[+\anum1\a -ge \anum2\a?True if numerical value of \anum1\a is " 1N/A "greater than or equal to \anum2\a.]" 1N/A "[+\afile1\a -nt \afile2\a?True if \afile1\a is newer than \afile2\a " 1N/A "or \afile2\a does not exist.]" 1N/A "[+\afile1\a -ot \afile2\a?True if \afile1\a is older than \afile2\a " 1N/A "or \afile2\a does not exist.]" 1N/A "[+\afile1\a -ef \afile2\a?True if \afile1\a is another name for " 1N/A "\afile2\a. This will be true if \afile1\a is a hard link " 1N/A "or a symbolic link to \afile2\a.]" 1N/A "[+0?Indicates that the specified expression is True.]" 1N/A "[+1?Indicates that the specified expression is False.]" 1N/A "[+>1?An error occurred.]" 1N/A"[+SEE ALSO?\blet\b(1), \bexpr\b(1)]"