/*
* Copyright (C) 2006 Andre Noll <maan@systemlinux.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Licensed under the GPL v2. For licencing details see COPYING.
*/
/** \file stdin.c functions that deal with reading from stdin */
+#include <dirent.h> /* readdir() */
+#include <assert.h>
+
+
#include "para.h"
#include "string.h"
#include "list.h"
* buffer of the stdin task, it adds \p STDIN_FILENO to the read fd set
* of \a s.
*/
-void stdin_pre_select(struct sched *s, struct task *t)
+static void stdin_pre_select(struct sched *s, struct task *t)
{
struct stdin_task *sit = t->private_data;
t->ret = 1;
static void stdin_default_event_handler(struct task *t)
{
- PARA_NOTICE_LOG("%p: %s\n", t, PARA_STRERROR(-t->ret));
+ PARA_NOTICE_LOG("%p: %s\n", t, para_strerror(-t->ret));
unregister_task(t);
}
* appeears to be readable, data is read from stdin into the buffer of the
* stdin task.
*/
-void stdin_post_select(struct sched *s, struct task *t)
+static void stdin_post_select(struct sched *s, struct task *t)
{
struct stdin_task *sit = t->private_data;
ssize_t ret;
} else
t->ret = -E_STDIN_EOF;
if (t->ret < 0)
- sit->eof = 1;
+ sit->error = t->ret;
}
/**
- * initialize a stdin task structure with default values
+ * Initialize a stdin task structure with default values.
*
- * \param sit the stdin task structure
+ * \param sit The stdin task structure.
*
* This fills in the pre/post select function poinzters of the task structure
- * given by \a sot. It also sets up a default error handler which unregisters
+ * given by \a sit. It also sets up a default error handler which unregisters
* the task. Moreover, \a loaded and \a eof are set to zero and \a bufsize is
* initialized to 16 KB (but no buffer is allocated).
*/
void stdin_set_defaults(struct stdin_task *sit)
{
+ int ret;
+
sit->bufsize = 16 * 1024,
sit->loaded = 0,
- sit->eof = 0,
+ sit->error = 0,
sit->task.pre_select = stdin_pre_select;
sit->task.post_select = stdin_post_select;
sit->task.event_handler = stdin_default_event_handler;
sit->task.private_data = sit;
- mark_fd_nonblock(STDIN_FILENO);
sprintf(sit->task.status, "stdin reader");
+ ret = mark_fd_nonblocking(STDIN_FILENO);
+ if (ret >= 0)
+ return;
+ PARA_EMERG_LOG("%s\n", para_strerror(-ret));
+ exit(EXIT_FAILURE);
}