Tweak return of xvasprintf() to make it match Linux & FreeBSD behaviour.

diff --git a/util.c b/util.c
index 2dc7ed9b9207c4e098911d04654d82b39e15b094..1849e9bd8a96b18677f06632642f549d542abc57 100644 (file)
--- a/util.c
+++ b/util.c
@@ -288,6 +288,11 @@ xfputs(const char *errtxt, const char *s, FILE *stream)
 
 /*
  * Allocate a string using a format list with optional arguments
+ * Returns -1 on error.
+ * If return value is anything else, *strp will be populated with an
+ * allocated string containging the formatted buffer.
+ * 
+ * Freeing that is the responsbility of the caller.
  */
 
 int
@@ -361,7 +366,7 @@ xasprintf(char **strp, const char *fmt, ...)
                }
        }
        *strp = buf;
-       return 0;
+       return outsize;
 }
 
 /*