usr/src/usr.bin/uucp/libuu/cpmv.c

#ifndef lint
static char sccsid[] = "@(#)cpmv.c      5.1 (Berkeley) %G%";
#endif

#include "uucp.h"
#include <sys/types.h>
#include <sys/stat.h>


/***
 *      xcp(f1, f2)     copy f1 to f2
 *      char *f1, *f2;
 *
 *      return - 0 ok  |  FAIL failed
 */

xcp(f1, f2)
char *f1, *f2;
{
        char buf[BUFSIZ];
        register int len;
        register FILE *fp1, *fp2;
        char *lastpart();
        char full[100];
        struct stat s;

        if ((fp1 = fopen(subfile(f1), "r")) == NULL)
                return(FAIL);
        strcpy(full, f2);
        if (stat(subfile(f2), &s) == 0) {
                /* check for directory */
                if ((s.st_mode & S_IFMT) == S_IFDIR) {
                        strcat(full, "/");
                        strcat(full, lastpart(f1));
                }
        }
        DEBUG(4, "full %s\n", full);
        if ((fp2 = fopen(subfile(full), "w")) == NULL) {
                fclose(fp1);
                return(FAIL);
        }
        while((len = fread(buf, sizeof (char), BUFSIZ, fp1)) > 0)
                fwrite(buf, sizeof (char), len, fp2);
        fclose(fp1);
        fclose(fp2);
        return(0);
}


/*
 *      xmv(f1, f2)     move f1 to f2
 *      char * f1, *f2;
 *
 *      return  0 ok  |  FAIL failed
 */

xmv(f1, f2)
register char *f1, *f2;
{
        register int ret;

        if (link(subfile(f1), subfile(f2)) < 0) {
                /*  copy file  */
                ret = xcp(f1, f2);
                if (ret == 0)
                        unlink(subfile(f1));
                return(ret);
        }
        unlink(subfile(f1));
        return(0);
}