Qshell Interpreter (qsh) - FTP Directory Listing - IBM

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Notes Related Information Examples (expression) This evaluates to true if the parenthesized expression evaluates to true. !expression This is the unary NOT operator. It evaluates to true if the expression is false. expression -and expression The -and operator is the logical AND operator. As it is implied by the juxtaposition of two expressions it does not have to be specified. The expression evaluates to true if both expressions are true. The second expression is not evaluated if the first expression is false. expression -or expression The -or operator is the logical OR operator. The expression evaluates to true if either the first or the second expression is true. The second expression is not evaluated if the first expression is true. All operands and primaries must be separate arguments to the find utility. Primaries which themselves take arguments expect each argument to be a separate argument to find. 1. The special characters used by find are also special characters to many shell programs. In particular, the characters *, [, ], ?, (, ), !, and ; may have to be escaped from the shell. v file - Determine file type v xargs - Construct argument lists and invoke utility 1. Find all *.class files starting at the directory ”/project/java/class“. find /project/java/class -name '*.class' 2. Find all the *.java files that have the ”import java.awt;“ string in them starting at the directory, ”/project/java/code“. find /project/java/code -name '*.java' -exec grep 'import java.awt;' {} \; 3. Find all the files that belong to the user ”abbey“ starting at the directory, ”/project“. find /project -user abbey [ Legal | AS/400 Glossary ] head - Copy the first part of files Synopsis 56 Qshell Interpreter (qsh) head [-n count] [file ...]
Description Options Exit Status Related Information Examples The head utility displays the first count lines of each of the specified files, or of standard input if no files are specified. If -n is not specified, then the first 10 lines of the file are displayed. If more than one file is specified, each file is preceded by a header consisting of the string “==> XXX 0 if an error occurs. v cat - Concatenate and print files v tail - Copy the last part of a file 1. To display the first 20 lines in the file “myfile”. head -n 20 myfile [ Legal | AS/400 Glossary ] getconf - Get configuration values Synopsis Description Options getconf[ name [ pathname ]] You can use getconf to display POSIX configuration variables. If you specify name, qsh displays the value of the configuration variable on standard output. When the configuration variable depends on a path name you must specify pathname. When no arguments are specified, qsh displays a list of all the configuration variables and their values. For those configuration variables that depend on a path name, qsh uses /. None. Chapter 4. Utilities 57
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Page 28 and 29: Parameters Positional parameters Sp
Page 30 and 31: Variables used by qsh 14 Qshell Int
Page 32 and 33: Word expansions Tilde expansion Par
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Page 38 and 39: Here-documents Using commands [ n ]
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Page 42 and 43: then list4 ] ... [ else list5 ] cas
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Page 46 and 47: Utilities for defining aliases The
Page 48 and 49: command - Run a simple command Syno
Page 50 and 51: Options Operands Exit Status - Invo
Page 52 and 53: Options Operands Exit status None.
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Page 70 and 71: Primaries 54 Qshell Interpreter (qs
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Page 76 and 77: Description Options 60 Qshell Inter
Page 78 and 79: Environment Variables Exit Status R
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Page 92 and 93: Options Operands Exit status None.
Page 94 and 95: Description Actions Options 78 Qshe
Page 96 and 97: Exit Status Examples Notes 80 Qshel
Page 98 and 99: For more information about the java
Page 100 and 101: jar - Archive Java files Ignored op
Page 102 and 103: Description Options Operands Exit s
Page 104 and 105: kill - Terminate or signal processe
Page 106 and 107: Exit status Examples v 0 when succe
Page 108 and 109: wait - Wait for process completion
Page 110 and 111: Description Options Operands Exit s
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Page 114 and 115: unset - Unset values of variables a
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Page 118 and 119: Description Operands Exit Status Ex
Page 120 and 121: true - Return true value Synopsis D
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Exit Status Examples 106 Qshell Int
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expr 10 = 10 [ Legal | AS/400 Gloss
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Exit Status Examples -t Mark every
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Exit Status 112 Qshell Interpreter
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Error Conditions Related Informatio
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Authorities Return Value Error Cond
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126 Qshell Interpreter (qsh) /* 4.
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128 Qshell Interpreter (qsh) int c;
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USER(QSHSVR) AUT(*USE) GRTOBJAUT OB
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