function Console_Getopt::_parseShortOption

Parse short option

Parameters

string $arg Argument:

string[] $short_options Available short options:

string[][] &$opts:

int &$argIdx:

string[] $args:

boolean $skip_unknown suppresses Console_Getopt: unrecognized option:

Return value

void

1 call to Console_Getopt::_parseShortOption()

Console_Getopt::doGetopt in vendor/pear/console_getopt/Console/Getopt.php

The actual implementation of the argument parsing code.

File

vendor/pear/console_getopt/Console/Getopt.php, line 186

Class

Console_Getopt

Command-line options parsing class.

Code

protected static function _parseShortOption($arg, $short_options, &$opts, &$argIdx, $args, $skip_unknown) {
    for ($i = 0; $i < strlen($arg); $i++) {
        $opt = $arg[$i];
        $opt_arg = null;
        
        /* Try to find the short option in the specifier string. */
        if (($spec = strstr($short_options, $opt)) === false || $arg[$i] == ':') {
            if ($skip_unknown === true) {
                break;
            }
            $msg = "Console_Getopt: unrecognized option -- {$opt}";
            return PEAR::raiseError($msg);
        }
        if (strlen($spec) > 1 && $spec[1] == ':') {
            if (strlen($spec) > 2 && $spec[2] == ':') {
                if ($i + 1 < strlen($arg)) {
                    
                    /* Option takes an optional argument. Use the remainder of
                       the arg string if there is anything left. */
                    $opts[] = array(
                        $opt,
                        substr($arg, $i + 1),
                    );
                    break;
                }
            }
            else {
                
                /* Option requires an argument. Use the remainder of the arg
                   string if there is anything left. */
                if ($i + 1 < strlen($arg)) {
                    $opts[] = array(
                        $opt,
                        substr($arg, $i + 1),
                    );
                    break;
                }
                else {
                    if (isset($args[++$argIdx])) {
                        $opt_arg = $args[$argIdx];
                        
                        /* Else use the next argument. */
                        if (Console_Getopt::_isShortOpt($opt_arg) || Console_Getopt::_isLongOpt($opt_arg)) {
                            $msg = "option requires an argument --{$opt}";
                            return PEAR::raiseError("Console_Getopt: " . $msg);
                        }
                    }
                    else {
                        $msg = "option requires an argument --{$opt}";
                        return PEAR::raiseError("Console_Getopt: " . $msg);
                    }
                }
            }
        }
        $opts[] = array(
            $opt,
            $opt_arg,
        );
    }
}