diff options
author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-07-13 01:35:15 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2009-07-13 01:35:15 +0000 |
commit | 1cb000c6f96d40ccbeb25069c1b939e915b79cba (patch) | |
tree | 74a0d516e1320be9f264880b3706e43ee1a45d7b /nuttx/lib | |
parent | e7a04578288c0d41c819cb051b7fa80977a92d27 (diff) | |
download | px4-nuttx-1cb000c6f96d40ccbeb25069c1b939e915b79cba.tar.gz px4-nuttx-1cb000c6f96d40ccbeb25069c1b939e915b79cba.tar.bz2 px4-nuttx-1cb000c6f96d40ccbeb25069c1b939e915b79cba.zip |
Add fileno()
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1985 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/lib')
-rw-r--r-- | nuttx/lib/Makefile | 2 | ||||
-rw-r--r-- | nuttx/lib/lib_fileno.c | 65 |
2 files changed, 66 insertions, 1 deletions
diff --git a/nuttx/lib/Makefile b/nuttx/lib/Makefile index 0255234ac..27fdd3b0c 100644 --- a/nuttx/lib/Makefile +++ b/nuttx/lib/Makefile @@ -53,7 +53,7 @@ STRING_SRCS = lib_checkbase.c lib_isbasedigit.c lib_memset.c lib_memcpy.c \ CTYPE_SRCS = -STDIO_SRCS = lib_printf.c lib_rawprintf.c lib_lowprintf.c \ +STDIO_SRCS = lib_fileno.c lib_printf.c lib_rawprintf.c lib_lowprintf.c \ lib_sprintf.c lib_snprintf.c lib_libsprintf.c lib_vsprintf.c \ lib_vsnprintf.c lib_libvsprintf.c lib_meminstream.c \ lib_memoutstream.c lib_lowinstream.c lib_lowoutstream.c \ diff --git a/nuttx/lib/lib_fileno.c b/nuttx/lib/lib_fileno.c new file mode 100644 index 000000000..b91798974 --- /dev/null +++ b/nuttx/lib/lib_fileno.c @@ -0,0 +1,65 @@ +/**************************************************************************** + * lib/lib_fileno.c + * + * Copyright (C) 2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> +#include <sys/types.h> + +#include <stdio.h> +#include <errno.h> + +/**************************************************************************** + * Global Functions + ****************************************************************************/ + +int ileno(FAR FILE *stream) +{ + int ret = -1; + if (stream) + { + ret = stream->fs_filedes; + } + + if (ret < 0) + { + errno = EBADF; + return ERROR; + } + return ret; +} + |