file.c

来自「嵌入式系统设计与实例开发实验教材二源码 多线程应用程序设计 串行端口程序设计」· C语言 代码 · 共 44 行

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/* * QNX4 file system, Linux implementation. * * Version : 0.2.1 * * Using parts of the xiafs filesystem. * * History : * * 25-05-1998 by Richard Frowijn : first release. * 21-06-1998 by Frank Denis : wrote qnx4_readpage to use generic_file_read. * 27-06-1998 by Frank Denis : file overwriting. */#include <linux/config.h>#include <linux/types.h>#include <linux/fs.h>#include <linux/sched.h>#include <linux/qnx4_fs.h>/* * We have mostly NULL's here: the current defaults are ok for * the qnx4 filesystem. */struct file_operations qnx4_file_operations ={	llseek:			generic_file_llseek,	read:			generic_file_read,#ifdef CONFIG_QNX4FS_RW	write:			generic_file_write,#endif	mmap:			generic_file_mmap,#ifdef CONFIG_QNX4FS_RW	fsync:			qnx4_sync_file,#endif};struct inode_operations qnx4_file_inode_operations ={#ifdef CONFIG_QNX4FS_RW	truncate:		qnx4_truncate,#endif};

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