+++ /dev/null
-/*
- * This Cplant(TM) source code is the property of Sandia National
- * Laboratories.
- *
- * This Cplant(TM) source code is copyrighted by Sandia National
- * Laboratories.
- *
- * The redistribution of this Cplant(TM) source code is subject to the
- * terms of the GNU Lesser General Public License
- * (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
- *
- * Cplant(TM) Copyright 1998-2003 Sandia Corporation.
- * Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
- * license for use of this work by or on behalf of the US Government.
- * Export of this program may require a license from the United States
- * Government.
- */
-
-/*
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * Questions or comments about this library should be sent to:
- *
- * Lee Ward
- * Sandia National Laboratories, New Mexico
- * P.O. Box 5800
- * Albuquerque, NM 87185-1110
- *
- * lee@sandia.gov
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <sys/uio.h>
-#include <sys/queue.h>
-#include <getopt.h>
-
-#if defined(SYSIO_LABEL_NAMES)
-#include "sysio.h"
-#endif
-#include "xtio.h"
-#include "test.h"
-
-/*
- * Copy one file to another.
- *
- * Usage: test_copy [-o] <src> <dest>
- *
- * Destination will not be overwritten if it already exist.
- */
-
-static int overwrite = 0; /* over-write? */
-
-void usage(void);
-int copy_file(const char *spath, const char *dpath);
-
-int
-main(int argc, char * const argv[])
-{
- int i;
- int err;
- const char *spath, *dpath;
-
- /*
- * Parse command-line args.
- */
- while ((i = getopt(argc,
- argv,
- "o"
- )) != -1)
- switch (i) {
-
- case 'o':
- overwrite = 1;
- break;
- default:
- usage();
- }
-
- if (!(argc - optind))
- usage();
- err = _test_sysio_startup();
- if (err) {
- errno = -err;
- perror("sysio startup");
- exit(1);
- }
-
- /*
- * Source
- */
- spath = argv[optind++];
- if (!(argc - optind))
- usage();
- /*
- * Destination
- */
- dpath = argv[optind++];
- if (argc - optind)
- usage();
-
- err = copy_file(spath, dpath);
-
- _test_sysio_shutdown();
-
- return err;
-}
-
-void
-usage()
-{
-
- (void )fprintf(stderr,
- "Usage: test_copy "
- " source destination\n");
- exit(1);
-}
-
-int
-open_file(const char *path, int flags, mode_t mode)
-{
- int fd;
-
- fd = SYSIO_INTERFACE_NAME(open)(path, flags, mode);
- if (fd < 0)
- perror(path);
-
- return fd;
-}
-
-int
-copy_file(const char *spath, const char *dpath)
-{
- int sfd, dfd;
- int flags;
- int rtn;
- struct stat stat;
- char *buf;
- size_t bufsiz;
- ssize_t cc, wcc;
-
- sfd = dfd = -1;
- rtn = -1;
- buf = NULL;
-
- sfd = open_file(spath, O_RDONLY, 0);
- if (sfd < 0)
- goto out;
- flags = O_CREAT|O_WRONLY;
- if (!overwrite)
- flags |= O_EXCL;
- dfd = open_file(dpath, flags, 0666);
- if (dfd < 0)
- goto out;
-
- rtn = SYSIO_INTERFACE_NAME(fstat)(dfd, &stat);
- if (rtn != 0) {
- perror(dpath);
- goto out;
- }
- bufsiz = stat.st_blksize;
- if (bufsiz < (64 * 1024))
- bufsiz =
- (((64 * 1024) / stat.st_blksize - 1) + 1) * (64 * 1024);
- buf = malloc(bufsiz);
- if (!buf) {
- perror(dpath);
- goto out;
- }
-
- while ((cc = SYSIO_INTERFACE_NAME(read)(sfd, buf, bufsiz)) > 0)
- if ((wcc = SYSIO_INTERFACE_NAME(write)(dfd, buf, cc)) != cc) {
- if (wcc < 0) {
- perror(dpath);
- break;
- }
- (void )fprintf(stderr,
- "%s: short write (%u/%u)\n",
- dpath,
- (unsigned )wcc,
- (unsigned )cc);
- break;
- }
- if (cc < 0) {
- perror(spath);
- rtn = -1;
- }
-
-out:
- if (buf)
- free(buf);
- if (sfd >= 0 && SYSIO_INTERFACE_NAME(close)(sfd) != 0)
- perror(spath);
- if (dfd >= 0 &&
- (SYSIO_INTERFACE_NAME(fsync)(dfd) != 0 ||
- SYSIO_INTERFACE_NAME(close)(dfd) != 0))
- perror(dpath);
-
- return rtn;
-}
git://git.whamcloud.com / fs / lustre-release.git / blobdiff