2 * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
3 * Licensed under the GPL
6 #include "linux/errno.h"
7 #include "linux/slab.h"
8 #include "asm/semaphore.h"
11 #include "kern_util.h"
22 static void xterm_interrupt(int irq, void *data, struct pt_regs *regs)
24 struct xterm_wait *xterm = data;
27 fd = os_rcv_fd(xterm->fd, &xterm->pid);
35 int xterm_fd(int socket, int *pid_out)
37 struct xterm_wait *data;
40 data = kmalloc(sizeof(*data), GFP_KERNEL);
42 printk(KERN_ERR "xterm_fd : failed to allocate xterm_wait\n");
45 *data = ((struct xterm_wait)
46 { .sem = __SEMAPHORE_INITIALIZER(data->sem, 0),
51 err = um_request_irq(XTERM_IRQ, socket, IRQ_READ, xterm_interrupt,
52 SA_INTERRUPT | SA_SHIRQ | SA_SAMPLE_RANDOM,
55 printk(KERN_ERR "xterm_fd : failed to get IRQ for xterm, "
61 free_irq(XTERM_IRQ, data);
71 * Overrides for Emacs so that we follow Linus's tabbing style.
72 * Emacs will notice this stuff at the end of the file and automatically
73 * adjust the settings for this buffer only. This must remain at the end
75 * ---------------------------------------------------------------------------
77 * c-file-style: "linux"