File: [local] / prex / usr / bin / mv / mv.c (download)
Revision 1.1.1.1 (vendor branch), Tue Aug 19 12:46:57 2008 UTC (16 years ago) by nbrk
Branch: MAIN, KOHSUKE
CVS Tags: PREX_0_8_BASE, HEAD Changes since 1.1: +0 -0 lines
Initial import of Prex, Portable Real-time Embedded POSIX microkernel system.
I have totally new directions in my development (more focused on real hardware, not virtual one).
Old hacks are available in prex-old module. They will be carefully re-designed and merged soon.
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/*
* Copyright (c) 2005-2006, Kohsuke Ohtani
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/stat.h>
#include <errno.h>
#include <err.h>
#include <string.h>
#include <stdio.h>
#include <limits.h>
#include <stdlib.h>
#ifdef CMDBOX
#define main(argc, argv) mv_main(argc, argv)
#endif
int
main(int argc, char *argv[])
{
char path[PATH_MAX];
char *src, *dest, *p;
struct stat st1, st2;
int rc;
if (argc != 3) {
fprintf(stderr, "usage: mv src dest\n");
exit(1);
}
src = argv[1];
dest = argv[2];
/* Check if source exists and it's regular file. */
if (stat(src, &st1) < 0)
err(1,"mv");
if (!S_ISREG(st1.st_mode)) {
fprintf(stderr, "mv: invalid file type\n");
exit(1);
}
/* Check if target is a directory. */
rc = stat(dest, &st2);
if (!rc && S_ISDIR(st2.st_mode)) {
p = strrchr(src, '/');
p = p ? p + 1 : src;
strcpy(path, dest);
if (strcmp(dest, "/"))
strcat(path, "/");
strcat(path, p);
dest = path;
}
if (rename(src, dest) < 0)
err(1,"rename");
return 0;
}