Category:UNIX Shell: Difference between revisions
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{{language|UNIX Shell}}The '''UNIX Shell''' is a component of terminal-based UNIX-derived systems which offers both a command-line interface for running system commands, as well as programming interface for intelligently automating tasks which use system commands. |
{{language|UNIX Shell}}The '''UNIX Shell''' is a component of terminal-based [[UNIX]]-derived systems which offers both a command-line interface for running system commands, as well as programming interface for intelligently automating tasks which use system commands. |
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=Implementation= |
=Implementation= |
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=Language= |
=Language= |
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While UNIX Shells vary in the programming languages they support, such languages carry a minimum set of features. |
While UNIX Shells vary in the programming languages they support, such languages carry a minimum set of features. Each language allows the programmer to [[Execute a System Command|execute system commands]] as though he were typing the commands himself, and each language allows for a header line which specifies which shell implementation is used to interpret the script. |
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This one tells the operating system to use the [[Bourne Shell]]: |
This one tells the operating system to use the [[Bourne Shell]]: |
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#!/bin/ksh |
#!/bin/ksh |
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Each header line consists of a hash, a bang, and the path to the interpreter binary. |
Each header line consists of a hash, a bang, and the path to the [[interpreter]] binary. |
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