Fix OOM reading from slow-producing input buffers

(Such as pipes)
GrieferAtWork · May 25, 2024 · 8db71a8 · 8db71a8
1 parent d3b4938
commit 8db71a8
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/deemon/objects/file.c b/src/deemon/objects/file.c
@@ -844,7 +844,8 @@ DeeFile_ReadBytes(DeeObject *__restrict self,
 			if (!read_size || (!readall && read_size < bufsize))
 				break; /* EOF */
 			maxbytes -= read_size;
-			readtext_bufsize *= 2;
+			if (read_size >= bufsize)
+				readtext_bufsize *= 2;
 		}
 /*done_printer:*/
 		return bytes_printer_pack(&printer);
@@ -923,7 +924,8 @@ DeeFile_PReadBytes(DeeObject *__restrict self,
 				break; /* EOF */
 			maxbytes -= read_size;
 			pos += read_size;
-			readtext_bufsize *= 2;
+			if (read_size >= bufsize)
+				readtext_bufsize *= 2;
 		}
 /*done_printer:*/
 		return bytes_printer_pack(&printer);