popen function


popen is used to read and write to a unix pipe.

This function is NOT included in 'C Programming Language' (ANSI) but can be found in 'The Standard C Library' book.

Library:   stdio.h

Prototype: FILE *popen(const char *command, const char *type);

Syntax:    FILE *fp;
	   fp = popen( "ls -l", "r");

Notes:
	command - is the command to be issued.
	type    - r - read O/P from command.
                - w - Write data as I/P to command.


Examples:

example program.


Notes:


See Also:


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Martin Leslie

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