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Diffstat (limited to 'nuttx/sched/task_starthook.c')
-rw-r--r-- | nuttx/sched/task_starthook.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/nuttx/sched/task_starthook.c b/nuttx/sched/task_starthook.c new file mode 100644 index 000000000..1cb29349f --- /dev/null +++ b/nuttx/sched/task_starthook.c @@ -0,0 +1,100 @@ +/**************************************************************************** + * sched/task_start.c + * + * Copyright (C) 2007-2010 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 <nuttx/config.h> + +#include <nuttx/sched.h> + +#ifdef CONFIG_SCHED_STARTHOOK + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Type Declarations + ****************************************************************************/ + +/**************************************************************************** + * Global Variables + ****************************************************************************/ + +/**************************************************************************** + * Private Variables + ****************************************************************************/ + +/**************************************************************************** + * Private Function Prototypes + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: task_starthook + * + * Description: + * Configure a start hook... a function that will be called on the thread + * of the new task before the new task's main entry point is called. + * The start hook is useful, for example, for setting up automatic + * configuration of C++ constructors. + * + * Inputs: + * tcb - The new, unstarted task task that needs the start hook + * starthook - The pointer to the start hook function + * arg - The argument to pass to the start hook function. + * + * Return: + * None + * + ****************************************************************************/ + +void task_starthook(FAR _TCB *tcb, starthook_t starthook, FAR void *arg) +{ + DEBUGASSERT(tcb); + tcb->starthook = starthook; + tcb->starthookarg = arg; +} + +#endif /* CONFIG_SCHED_STARTHOOK */ |