forever.logFilePath utility. Treat paths that start with / as paths relative to the root, not the forever root.

Author: kpdecker

bin/forever

@@ -131,7 +131,8 @@ function tryStart (callback) {
   options.uid = uid;
   options.pidFile = 'forever' + uid + '.pid';
   options.logFile = argv.l || 'forever' + uid + '.log';
-  fullLog = path.join(forever.config.root, options.logFile);
+
+  fullLog = forever.logFilePath(options.logFile);
   fullScript = path.join(options.sourceDir, file);
 
   forever.stat(fullLog, fullScript, function (err) {

lib/forever.js

@@ -108,7 +108,7 @@ forever.start = function (script, options) {
 // Starts a script with forever as a daemon
 //
 forever.startDaemon = function (script, options) {
-  options.logFile = path.join(config.root, options.logFile || 'forever.log');
+  options.logFile = forever.logFilePath(options.logFile);
   options.pidFile = path.join(config.pidPath, options.pidFile);
   var runner = new forever.Monitor(script, options);
 
@@ -387,6 +387,19 @@ forever.randomString = function (bits) {
   return ret;
 };
 
+//
+// ### function logFilePath (logFile)
+// #### @logFile {string} Log file path
+// Determines the full logfile path name
+//
+forever.logFilePath = function(logFile) {
+  if (logFile && logFile[0] === "/") {
+    return logFile;
+  } else {
+    return path.join(forever.config.root, logFile || "forever.log");
+  }
+};
+
 //
 // ### function checkProcess (pid, callback) 
 // #### @pid {string} pid of the process to check