PEAR_Dependency::checkPHP (Previous) (Next) PEAR_Dependency::checkSAPI
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PEAR_Dependency::checkProgram()

PEAR_Dependency::checkProgram() -- Check external program

Synopsis

require_once 'PEAR/Dependency.php';

mixed PEAR_Dependency::checkProgram (mixed &$errmsg, string $program)

Description

External program check method. Looks for executable files in directories listed in the PATH environment variable.

Parameter

mixed &$errmsg

this variable will contains an error message, if check fail

string $program

which program to look for

Return value

mixed - FALSE if dependency could be resolved successfully(!); or an PEAR_DEPENDENCY_* constant in case of unresolved dependency.

Note

This function can not be called statically.

PEAR_Dependency::checkPHP (Previous) (Next) PEAR_Dependency::checkSAPI
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