hgsprintf.php
50cd143e07caproduction

hgsprintf.php
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			<?php

			/**
			* Format a Mercurial revset expression. Supports the following conversions:
			*
			* %s Symbol
			* Escapes a Mercurial symbol, like a branch or bookmark name.
			*
			* %R Rrraw Rreferrrence / Rrrrevset
			* Passes text through unescaped (e.g., an already-escaped revset).
			*/
			function hgsprintf($pattern /* , ... */) {
			$args = func_get_args();
			return xsprintf('xsprintf_mercurial', null, $args);
			}

			/**
			* @{function:xsprintf} callback for Mercurial encoding.
			*/
			function xsprintf_mercurial($userdata, &$pattern, &$pos, &$value, &$length) {
			$type = $pattern[$pos];

			switch ($type) {
			case 's':
			$value = "'".addcslashes($value, "'\\")."'";
			break;
			case 'R':
			$type = 's';
			break;
			}

			$pattern[$pos] = $type;
			}