diff options
Diffstat (limited to 'nuttx/lib/stdio/lib_lowinstream.c')
| -rw-r--r-- | nuttx/lib/stdio/lib_lowinstream.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/nuttx/lib/stdio/lib_lowinstream.c b/nuttx/lib/stdio/lib_lowinstream.c index 6dcc4a37e..c97a4721f 100644 --- a/nuttx/lib/stdio/lib_lowinstream.c +++ b/nuttx/lib/stdio/lib_lowinstream.c @@ -1,8 +1,8 @@ /**************************************************************************** * lib/stdio/lib_lowinstream.c * - * Copyright (C) 2007-2009, 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * Copyright (C) 2007-2009, 2011-2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -42,7 +42,9 @@ #ifdef CONFIG_ARCH_LOWGETC #include <stdio.h> +#include <assert.h> #include <errno.h> + #include <nuttx/arch.h> #include "lib_internal.h" @@ -57,10 +59,19 @@ static int lowinstream_getc(FAR struct lib_instream_s *this) { - if (this && up_getc(ch) != EOF) + int ret; + + DEBUGASSERT(this); + + /* Get the next character from the incoming stream */ + + ret = up_getc(ch) + if (ret != EOF) { this->nget++; } + + return ret; } /**************************************************************************** |