Description: Support /etc/fstab mounting
Forwarded: https://sourceforge.net/tracker/?func=detail&aid=3514280&group_id=142039&atid=751317
Bug-Debian: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=660098
Author: Kevin Vargo <vargok@yahoo.com>
Last-Update: 2012-04-02
--- djmount/fuse_main.c	2006-08-27 16:12:20.000000000 -0400
+++ djmount/fuse_main.c	2011-12-23 15:39:29.000000000 -0500
@@ -529,6 +529,7 @@
      "    --version              print version number, then exit\n"
      "    -o [options]           mount options (see below)\n"
      "    -d[levels]             enable debug output (implies -f)\n"
+     "    -s                     sloppy -- ignore unknown options\n"
      "    -f                     foreground operation (default: daemonized)\n"
      "\n"
      "Mount options (one or more comma separated options) :\n"
@@ -538,6 +539,7 @@
      "    playlists              use playlists for AV files, instead of plain files\n"
      "    search_history=<size>  number of remembered searches (default: %d)\n"
      "                           (set to 0 to disable search)\n"
+     "    sloppy                 ignore unknown options (e.g., for /etc/fstab)\n"
      "\n", DEFAULT_SEARCH_HISTORY_SIZE);
   fprintf 
     (stream,
@@ -635,6 +637,9 @@
 	Log_Printf (LOG_DEBUG, "  Fuse option = %s", fuse_argv[fuse_argc]); \
 	fuse_argc++
 
+	//Ignore unknown options "sloppy" -- mount -s
+	bool options_sloppy = false;
+
 	int opt = 1;
 	char* o;
 	while ((o = argv[opt++])) {
@@ -646,6 +651,9 @@
 			
 		} else if (strcmp(o, "-f") == 0) {
 			background = false;
+			
+		} else if (strcmp(o, "-s") == 0) {
+			options_sloppy = true;
 
 		} else if (*o != '-') { 
 			// mount point
@@ -657,6 +665,10 @@
 			char* options_copy = strdup (options);
 			char* tokptr = 0;
 			char* s;
+
+			char** unknown_options = talloc_size(tmp_ctx, sizeof(char) * strlen(options_copy));
+			int unknown_ptr = -1;
+
 			for (s = strtok_r (options_copy, ",", &tokptr); 
 			     s != NULL; 
 			     s = strtok_r (NULL, ",", &tokptr)) {
@@ -669,16 +681,39 @@
 				} else if (strncmp(s, "search_history=", 15)
 					   == 0) {
 					search_history_size = atoi (s+15);
+				//check for '-s|-o sloppy' -- ignore unknown options
+				} else if (strncmp(s, "sloppy", 15) == 0 ||
+						(strlen(s) == 1 && strncmp(s, "s", 1) == 0)) {
+					options_sloppy = true;
 				} else if (strncmp(s, "fsname=", 7) == 0 ||
 					   strstr (FUSE_ALLOWED_OPTIONS, s)) {
 					FUSE_ARG ("-o");
 					FUSE_ARG (talloc_strdup (tmp_ctx, s));
 				} else {
+					//Record unknown options for analysis, after we're sure
+					//we don't see '-o sloppy'
+					unknown_options[++unknown_ptr] = strdup(s);
+				}
+			}
+
+			//Now, we should know if we have invalid option(s), or can
+			//ignore:
+			if (unknown_ptr >= 0) {
+				//If debug...
+				int i = 0;
+				for (i = 0; i <= unknown_ptr; i++) {
+					Log_Printf (LOG_WARNING, "Found unknown option = %s%s",
+						unknown_options[i], (options_sloppy ? "; ignoring" : ""));
+				}
+				//If 'sloppy' is not enabled...
+				if (! options_sloppy) {
 					bad_usage (argv[0], 
-						   "unknown mount option '%s'",
-						   s); // ---------->
+						   "unknown mount option '%s' (and [-s|-o sloppy] not provided)",
+						   unknown_options[0]); // ---------->
 				}
 			}
+			talloc_free(unknown_options);
+
 			free (options_copy);
 			Log_Printf (LOG_INFO, "  Mount options = %s", options);