UNIX 7th Ed. - /usr/src/cmd/uucp/cpmv.c

   1: #include "uucp.h"
   2: 
   3: /***
   4:  *	xcp(f1, f2)	copy f1 to f2
   5:  *	char *f1, *f2;
   6:  *
   7:  *	return - 0 ok  |  FAIL failed
   8:  */
   9: 
  10: xcp(f1, f2)
  11: char *f1, *f2;
  12: {
  13:     char buf[BUFSIZ];
  14:     int len;
  15:     FILE *fp1, *fp2;
  16: 
  17:     if ((fp1 = fopen(f1, "r")) == NULL)
  18:         return(FAIL);
  19:     if ((fp2 = fopen(f2, "w")) == NULL) {
  20:         fclose(fp1);
  21:         return(FAIL);
  22:     }
  23:     while((len = fread(buf, sizeof (char), BUFSIZ, fp1)) > 0)
  24:         fwrite(buf, sizeof (char), len, fp2);
  25:     fclose(fp1);
  26:     fclose(fp2);
  27:     chmod(f2, 0666);
  28:     return(0);
  29: }
  30: 
  31: 
  32: /*
  33:  *	xmv(f1, f2)	move f1 to f2
  34:  *	char * f1, *f2;
  35:  *
  36:  *	return  0 ok  |  FAIL failed
  37:  */
  38: 
  39: xmv(f1, f2)
  40: char *f1, *f2;
  41: {
  42:     int ret;
  43: 
  44:     if (link(f1, f2) < 0) {
  45:         /*  copy file  */
  46:         ret = xcp(f1, f2);
  47:         if (ret == 0)
  48:             unlink(f1);
  49:         return(ret);
  50:     }
  51:     unlink(f1);
  52:     return(0);
  53: }

Defined functions