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Contents<br />

5.2.2 Shell Features ...................................................................................... 152<br />

5.2.3 Invoking Built-In Shell Routines ..................................................... 156<br />

Task Management .............................................................................. 157<br />

Task Information ................................................................................ 158<br />

System Information ........................................................................... 160<br />

System Modification and Debugging ............................................. 163<br />

C++ Development .............................................................................. 165<br />

Object Display .................................................................................... 165<br />

Network Status Display .................................................................... 167<br />

Resolving Name Conflicts between Host and Target ................... 168<br />

5.2.4 Running Target Routines from the Shell ........................................ 168<br />

5.2.5 Rebooting from the Shell .................................................................. 169<br />

5.2.6 Using the Shell for System Mode Debugging ................................ 170<br />

5.2.7 Interrupting a Shell Command ........................................................ 173<br />

5.3 The Shell C-Expression Interpreter ................................................................ 174<br />

5.3.1 I/O Redirection .................................................................................. 174<br />

5.3.2 Data Types ........................................................................................... 175<br />

5.3.3 Lines and Statements ......................................................................... 177<br />

5.3.4 Expressions ......................................................................................... 177<br />

Literals ................................................................................................. 177<br />

Variable References ............................................................................ 178<br />

Operators ............................................................................................. 178<br />

Function Calls ..................................................................................... 179<br />

Subroutines as Commands ............................................................... 180<br />

Arguments to Commands ................................................................ 180<br />

Task References .................................................................................. 181<br />

5.3.5 The “Current” Task and Address .................................................... 181<br />

5.3.6 Assignments ....................................................................................... 182<br />

Typing and Assignment .................................................................... 182<br />

Automatic Creation of New Variables ............................................ 182<br />

5.3.7 Comments ........................................................................................... 183<br />

5.3.8 Strings .................................................................................................. 183<br />

xi

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