Restore string after function call.

[wget] / src / retr.c

diff --git a/src/retr.c b/src/retr.c
index 857742979e397748f3932d566d77ecf0d89dcd7b..f081d83160e332275ad3231b6cdc2ab9cc5fd905 100644 (file)
--- a/src/retr.c
+++ b/src/retr.c
@@ -393,7 +393,7 @@ fd_read_hunk (int fd, hunk_terminator_t terminator, long sizehint, long maxsize)
   char *hunk = xmalloc (bufsize);
   int tail = 0;                 /* tail position in HUNK */
 
-  assert (maxsize >= bufsize);
+  assert (!maxsize || maxsize >= bufsize);
 
   while (1)
     {
@@ -1070,3 +1070,16 @@ no_proxy_match (const char *host, const char **no_proxy)
   else
     return sufmatch (no_proxy, host);
 }
+
+/* Set the file parameter to point to the local file string.  */
+void
+set_local_file (const char **file, const char *default_file)
+{
+  if (opt.output_document)
+    {
+      if (output_stream_regular)
+        *file = opt.output_document;
+    }
+  else
+    *file = default_file;
+}