4.3BSD - /usr/src/usr.bin/uucp/cpmv.c

   1: #ifndef lint
   2: static char sccsid[] = "@(#)cpmv.c	5.5 (Berkeley) 10/9/85";
   3: #endif
   4: 
   5: #include "uucp.h"
   6: #include <sys/stat.h>
   7: 
   8: /*LINTLIBRARY*/
   9: 
  10: /*
  11:  *	copy f1 to f2
  12:  *
  13:  *	return - SUCCESS | FAIL
  14:  */
  15: xcp(f1, f2)
  16: char *f1, *f2;
  17: {
  18:     char buf[BUFSIZ];
  19:     register int len;
  20:     register int fp1, fp2;
  21:     char *lastpart();
  22:     char full[MAXFULLNAME];
  23:     struct stat s;
  24: 
  25:     if ((fp1 = open(subfile(f1), 0)) < 0)
  26:         return FAIL;
  27:     strcpy(full, f2);
  28:     if (stat(subfile(f2), &s) == 0) {
  29:         /* check for directory */
  30:         if ((s.st_mode & S_IFMT) == S_IFDIR) {
  31:             strcat(full, "/");
  32:             strcat(full, lastpart(f1));
  33:         }
  34:     }
  35:     DEBUG(4, "full %s\n", full);
  36:     if ((fp2 = creat(subfile(full), 0666)) < 0) {
  37:         close(fp1);
  38:         return FAIL;
  39:     }
  40:     while((len = read(fp1, buf, BUFSIZ)) > 0)
  41:          if (write(fp2, buf, len) != len) {
  42:             len = -1;
  43:             break;
  44:         }
  45: 
  46:     close(fp1);
  47:     close(fp2);
  48:     return len < 0 ? FAIL: SUCCESS;
  49: }
  50: 
  51: 
  52: /*
  53:  *	move f1 to f2
  54:  *
  55:  *	return  0 ok  |  FAIL failed
  56:  */
  57: xmv(f1, f2)
  58: register char *f1, *f2;
  59: {
  60:     register int ret;
  61: 
  62:     (void) unlink(subfile(f2));
  63:     if (link(subfile(f1), subfile(f2)) < 0) {
  64:         /*  copy file  */
  65:         ret = xcp(f1, f2);
  66:         if (ret == 0)
  67:             unlink(subfile(f1));
  68:         return ret;
  69:     }
  70:     (void) unlink(subfile(f1));
  71:     return 0;
  72: }

Defined functions

Defined variables