diff --git a/cmpUtil.php b/cmpUtil.php
index 5272429..cd64e18 100644
--- a/cmpUtil.php
+++ b/cmpUtil.php
@@ -250,6 +250,208 @@
 		}
 
 
+
+		function cmpSysExec($cmaRaw, $opt = []) {
+			$ttr = array(
+				"\t" => "\\\t", "\$" => "\\\$",
+				"\\" => "\\\\", "\"" => "\\\"",
+				" "  => "\\ " , "`"  => "\\`",
+				"#"  => "\\#" , "&"  => "\\&",
+				"("  => "\\(" , ")"  => "\\)",
+				"*"  => "\\*" , "|"  => "\\|",
+				"["  => "\\[" , "]"  => "\\]",
+				"{"  => "\\{" , "}"  => "\\}",
+				";"  => "\\;" , "'"  => "\\'",
+				"<"  => "\\<" , ">"  => "\\>",
+				"?"  => "\\?" , "!"  => "\\!"
+			);
+
+			$cmaEsc = array();
+
+			for($i = 0; $i < count($cmaRaw); $i++) {
+				if(@$cmaRaw[$i][0] == "asis") {
+					$cmaEsc[] = $cmaRaw[$i][1];
+					continue;
+				}
+
+				$cmaEsc[] = strtr($cmaRaw[$i], $ttr);
+			}
+
+			$cmdStr = join(" ", $cmaEsc);
+			if(!@$opt["silent"]) {
+				$this->d("cmpSysExec: " . $cmdStr);
+			}
+
+			$fdsAll = array(
+				0 => array("pipe", "r"),  // stdin
+				1 => array("pipe", "w"),  // stdout
+				2 => array("pipe", "w")   // stderr
+			);
+
+			$workDir = "/tmp";
+
+			if(@$opt["workDir"])
+				$workDir = $opt["workDir"];
+
+			$envAll = null;
+
+			$ppsAll = array();
+
+			$prcRes = proc_open($cmdStr, $fdsAll, $ppsAll, $workDir, $envAll);
+
+			if(!is_resource($prcRes)) {
+				$this->e("Can't create process");
+				return null;
+			}
+
+			$blk = 1;
+
+			if(isset($opt["blocking"])) {
+				$blk = $opt["blocking"];
+			}
+
+			stream_set_blocking($ppsAll[1], $blk);
+			stream_set_blocking($ppsAll[2], $blk);
+
+			$retVal = 255;
+			$out = "";
+			$err = "";
+
+			if($blk) {
+				if(@$opt["stdin"]) {
+					fwrite($ppsAll[0], $opt["stdin"]);
+					fclose($ppsAll[0]);
+				}
+
+				$out = stream_get_contents($ppsAll[1], 1048576);
+				$err = stream_get_contents($ppsAll[2], 1048576);
+
+				fclose($ppsAll[1]);
+				fclose($ppsAll[2]);
+			}
+			else {
+				// $this->d("Nonblock");
+
+				do {
+					if(!@$opt["stdInEventAdd"])
+						break;
+
+					if(!is_callable(@$opt["stdInEventAdd"]["call"])) {
+						$this->d("Invalid callable stdInEventAdd");
+						break;
+					}
+
+					if(!@$opt["silent"])
+						$this->d("Call stdInEventAdd");
+
+					($opt["stdInEventAdd"]["call"]) (
+						$ppsAll[0],
+						$opt["stdInEventAdd"]
+					);
+				} while(0);
+
+				do {
+					if(!@$opt["stdOutEventAdd"])
+						break;
+
+					if(!is_callable(@$opt["stdOutEventAdd"]["call"])) {
+						$this->d("Invalid callable stdOutEventAdd");
+						break;
+					}
+
+					if(!@$opt["silent"])
+						$this->d("Call stdOutEventAdd");
+
+					($opt["stdOutEventAdd" ]["call"]) (
+						$ppsAll[1],
+						$opt["stdOutEventAdd"]
+					);
+				} while(0);
+
+				do {
+					if(!@$opt["stdErrEventAdd"])
+						break;
+
+					if(!is_callable(@$opt["stdErrEventAdd"]["call"])) {
+						$this->d("Invalid callable stdErrEventAdd");
+						break;
+					}
+
+					if(!@$opt["silent"])
+						$this->d("Call stdErrEventAdd");
+
+					($opt["stdErrEventAdd"]["call"]) (
+						$ppsAll[2],
+						$opt["stdErrEventAdd"]
+					);
+				} while(0);
+
+				do {
+					if(!@$opt["eventWait"])
+						break;
+
+					if(!@$opt["silent"])
+						$this->d("Call eventWait");
+
+					if(!is_callable(@$opt["eventWait"]["call"])) {
+						$this->d("Invalid callable eventWait");
+						break;
+					}
+
+					($opt["eventWait"]["call"])();
+				} while(0);
+			}
+
+
+			$retVal = proc_close($prcRes);
+
+
+			if(!@$opt["return"] || @$opt["return"] == "full") {
+				return array(
+					"retval" => $retVal,
+					"stdout" => $out,
+					"stderr" => $err
+				);
+			}
+
+			$val = 0;
+
+			if(@$opt["retval"])
+				$val = $opt["retval"];
+
+			if(!@$opt["noerror"]) {
+				if($retVal !== $val) {
+					if(!@$opt["silent"]) {
+						$this->d($err);
+						$this->d("Return code: " . $retVal);
+					}
+
+					return null;
+				}
+
+				if($err) {
+					$this->d($err);
+				}
+			}
+
+
+			switch(@$opt["return"]) {
+				case "retval":
+					return $retVal;
+
+				case "outstr":
+					return $out;
+
+				case "outarr":
+				default:
+					return explode("\n", $out);
+			}
+
+			return explode("\n", $out);
+		}
+
+
+
 		function getGitStatus() {
 			$ret = $this->fgExec("git status");