input_curl: return 0 on error from read()

The read() method must not return a negative value. Make it return 0 on error, just like the file input stream. Also set the "error" attribute to -1.

input_curl: return 0 on error from read()
e2d7318a · Max Kellermann · a8e81326 · e2d7318a
Commit e2d7318a authored Nov 06, 2008 by Max Kellermann
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input_curl.c src/input_curl.c +2 -1

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--- a/src/input_curl.c
+++ b/src/input_curl.c
@@ -156,6 +156,7 @@ input_curl_multi_info_read(struct input_stream *is)
 		    msg->data.result != CURLE_OK) {
 			g_warning("curl failed: %s\n",
 				  curl_easy_strerror(msg->data.result));
+			is->error = -1;
 			c->eof = true;
 			return false;
 		}
@@ -262,7 +263,7 @@ input_curl_read(struct input_stream *is, void *ptr, size_t size)

 		bret = input_curl_multi_info_read(is);
 		if (!bret)
-			return -1;
+			return 0;

 		c->eof = running_handles == 0;
 	}