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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-11-10 16:19:12 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-11-10 16:19:12 +0000 |
commit | 0f11ac27b9b9dbdde216a700434b7fcdc47e1093 (patch) | |
tree | 65e310bdf9dd9db4886938931afdbeaa8d75aaff /nuttx/libc/signal/sig_addset.c | |
parent | f37278039ad4c2f0bfcfaed647b01aa70ae0b5d6 (diff) | |
download | px4-nuttx-0f11ac27b9b9dbdde216a700434b7fcdc47e1093.tar.gz px4-nuttx-0f11ac27b9b9dbdde216a700434b7fcdc47e1093.tar.bz2 px4-nuttx-0f11ac27b9b9dbdde216a700434b7fcdc47e1093.zip |
Still trying to recover directory contents
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5330 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/libc/signal/sig_addset.c')
-rw-r--r-- | nuttx/libc/signal/sig_addset.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/nuttx/libc/signal/sig_addset.c b/nuttx/libc/signal/sig_addset.c new file mode 100644 index 000000000..19ba0cb6b --- /dev/null +++ b/nuttx/libc/signal/sig_addset.c @@ -0,0 +1,100 @@ +/**************************************************************************** + * lib/signal/sig_addset.c + * + * Copyright (C) 2007, 2008, 2011 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 + * 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 <signal.h> + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Type Declarations + ****************************************************************************/ + +/**************************************************************************** + * Global Variables + ****************************************************************************/ + +/**************************************************************************** + * Private Variables + ****************************************************************************/ + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Function: sigaddset + * + * Description: + * This function adds the signal specified by signo to the signal set + * specified by set. + * + * Parameters: + * set - Signal set to add signal to + * signo - Signal to add + * + * Return Value: + * 0 (OK), or -1 (ERROR) if the signal number is invalid. + * + * Assumptions: + * + ****************************************************************************/ + +int sigaddset(FAR sigset_t *set, int signo) +{ + int ret = ERROR; + + /* Verify the signal */ + + if (GOOD_SIGNO(signo)) + { + /* Add the signal to the set */ + + *set |= SIGNO2SET(signo); + ret = OK; + } + + return ret; +} + |