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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libc/] [imfs_mknod.c] - Rev 227
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/* * IMFS_mknod * * Routine to create a node in the IMFS file system. * * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: imfs_mknod.c,v 1.2 2001-09-27 12:01:15 chris Exp $ */ #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> #include <unistd.h> #include <errno.h> #include <stdlib.h> #include "imfs.h" #include "libio_.h" int IMFS_mknod( const char *token, /* IN */ mode_t mode, /* IN */ dev_t dev, /* IN */ rtems_filesystem_location_info_t *pathloc /* IN/OUT */ ) { IMFS_token_types type = 0; IMFS_jnode_t *new_node; int result; char new_name[ IMFS_NAME_MAX + 1 ]; IMFS_types_union info; IMFS_get_token( token, new_name, &result ); /* * Figure out what type of IMFS node this is. */ if ( S_ISDIR(mode) ) type = IMFS_DIRECTORY; else if ( S_ISREG(mode) ) type = IMFS_MEMORY_FILE; else if ( S_ISBLK(mode) || S_ISCHR(mode) ) { type = IMFS_DEVICE; rtems_filesystem_split_dev_t( dev, info.device.major, info.device.minor ); } else { set_errno_and_return_minus_one( EINVAL ); } /* * Allocate and fill in an IMFS jnode */ new_node = IMFS_create_node( pathloc, type, new_name, mode, &info ); if ( !new_node ) set_errno_and_return_minus_one( ENOMEM ); return 0; }
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