[asterisk-commits] mnicholson: trunk r231741 - in /trunk: ./ main/file.c

SVN commits to the Asterisk project asterisk-commits at lists.digium.com
Tue Dec 1 09:47:37 CST 2009


Author: mnicholson
Date: Tue Dec  1 09:47:36 2009
New Revision: 231741

URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=231741
Log:
Merged revisions 231740 via svnmerge from 
https://origsvn.digium.com/svn/asterisk/branches/1.4

........
  r231740 | mnicholson | 2009-12-01 09:34:57 -0600 (Tue, 01 Dec 2009) | 2 lines
  
  Ignore unknown formats in ast_format_str_reduce() and return an error if no know formats are found.
........

Modified:
    trunk/   (props changed)
    trunk/main/file.c

Propchange: trunk/
------------------------------------------------------------------------------
Binary property 'branch-1.4-merged' - no diff available.

Modified: trunk/main/file.c
URL: http://svnview.digium.com/svn/asterisk/trunk/main/file.c?view=diff&rev=231741&r1=231740&r2=231741
==============================================================================
--- trunk/main/file.c (original)
+++ trunk/main/file.c Tue Dec  1 09:47:36 2009
@@ -1354,7 +1354,7 @@
 	char *fmts_str[AST_MAX_FORMATS];
 	char *stringp, *type;
 	char *orig = fmts;
-	int i, j, x, found;
+	int i, j, x, first, found;
 	int len = strlen(fmts) + 1;
 
 	if (AST_RWLIST_RDLOCK(&formats)) {
@@ -1381,11 +1381,19 @@
 	}
 	AST_RWLIST_UNLOCK(&formats);
 
+	first = 1;
 	for (i = 0; i < x; i++) {
+		/* ignore invalid entries */
+		if (!fmts_ptr[i]) {
+			ast_log(LOG_WARNING, "ignoring unknown format '%s'\n", fmts_str[i]);
+			continue;
+		}
+
 		/* special handling for the first entry */
-		if (i == 0) {
+		if (first) {
 			fmts += snprintf(fmts, len, "%s", fmts_str[i]);
 			len -= (fmts - orig);
+			first = 0;
 			continue;
 		}
 
@@ -1402,6 +1410,11 @@
 			fmts += snprintf(fmts, len, "|%s", fmts_str[i]);
 			len -= (fmts - orig);
 		}
+	}
+
+	if (first) {
+		ast_log(LOG_WARNING, "no known formats found in format list (%s)\n", orig);
+		return NULL;
 	}
 
 	return orig;




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