PEAR Справочное руководство
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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)

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

mixed &$errmsg: this variable will contains an error message, if check fail
string $program: which program to look for

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

Эта функция не должна вызываться статически.

Пред.	Начало	След.
PEAR_Dependency::checkPHP()	Уровень выше	PEAR_Dependency::checkSAPI()

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