From 9fd51e9b0ad33a89a83fdbbb66bd20d85f7893fb Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Fri, 4 Feb 2000 03:21:18 +0000 Subject: Import of Linux 2.2.12 subset (ipv4 stack and related) --- pfinet/linux-src/include/linux/wait.h | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 pfinet/linux-src/include/linux/wait.h (limited to 'pfinet/linux-src/include/linux/wait.h') diff --git a/pfinet/linux-src/include/linux/wait.h b/pfinet/linux-src/include/linux/wait.h new file mode 100644 index 00000000..6514693c --- /dev/null +++ b/pfinet/linux-src/include/linux/wait.h @@ -0,0 +1,33 @@ +#ifndef _LINUX_WAIT_H +#define _LINUX_WAIT_H + +#define WNOHANG 0x00000001 +#define WUNTRACED 0x00000002 + +#define __WCLONE 0x80000000 + +#ifdef __KERNEL__ + +#include + +struct wait_queue { + struct task_struct * task; + struct wait_queue * next; +}; + +#define WAIT_QUEUE_HEAD(x) ((struct wait_queue *)((x)-1)) + +static inline void init_waitqueue(struct wait_queue **q) +{ + *q = WAIT_QUEUE_HEAD(q); +} + +static inline int waitqueue_active(struct wait_queue **q) +{ + struct wait_queue *head = *q; + return head && head != WAIT_QUEUE_HEAD(q); +} + +#endif /* __KERNEL__ */ + +#endif -- cgit v1.2.3