Fix a readline bug. If a NUL is received, it would return end-of-file

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5633 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2013-02-10 00:46:27 +00:00
parent b8c07cfa53
commit 142c478747
8 changed files with 37 additions and 30 deletions

View File

@@ -1,7 +1,7 @@
/****************************************************************************
* examples/ftpc/ftpc_main.c
*
* Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
* Copyright (C) 2011-2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
@@ -431,14 +431,13 @@ int ftpc_main(int argc, char **argv, char **envp)
ret = readline(g_line, CONFIG_FTPC_LINELEN, stdin, stdout);
/* Readline normally returns the number of characters read,
* but will return 0 on end of file or a negative value
* if an error occurs. Either will cause the session to
* terminate.
* but will return EOF on end of file or if an error occurs.
* Either will cause the session to terminate.
*/
if (ret <= 0)
if (ret == EOF)
{
printf("ERROR: readline failed: %d\n", ret);
printf("ERROR: readline failed: %d\n", errno);
return 1;
}
#endif