src/config/touch.c

   1 /* touch.c : Defines the entry point for the console application.*/
   2 /* Copyright 2000, International Business Machines Corporation and others.
   3         All Rights Reserved.
   4
   5         This software has been released under the terms of the IBM Public
   6         License.  For details, see the LICENSE file in the top-level source
   7         directory or online at http://www.openafs.org/dl/license10.html
   8 */
   9
  10 #include <windows.h>
  11 #include "io.h"
  12 #include <stdio.h>
  13 #include <fcntl.h>
  14 #include <sys/stat.h>
  15 #include <process.h>
  16
  17 #ifndef intptr_t
  18 #define intptr_t INT_PTR
  19 #endif
  20
  21 void
  22 usage()
  23 {
  24     printf("touch filename/Wildcard \n");
  25     exit(1);
  26 }
  27
  28 /*
  29  * Construct the mask explicitly.  Later versions of windows start filling
  30  * in higher bits and that doesn't affect the operation
  31  */
  32
  33 #define ATTRIBUTE_MASK (_A_RDONLY | _A_HIDDEN | _A_SYSTEM | _A_SUBDIR)
  34
  35
  36 int
  37 main(int argc, char *argv[])
  38 {
  39     int fh;
  40     intptr_t fs;
  41     long pos;
  42     char buffer[1];
  43     struct _finddata_t finfo;
  44     if (argc < 2)
  45         usage();
  46     fs = _findfirst(argv[1], &finfo);
  47     if (fs == -1)
  48         return 0;
  49     do {
  50
  51         if ((finfo.attrib & ATTRIBUTE_MASK) != _A_NORMAL)
  52             continue;
  53         fh = _open(finfo.name, _S_IWRITE | _O_BINARY | _S_IREAD | _O_RDWR);
  54         pos = _lseek(fh, 0L, SEEK_END);
  55         buffer[0] = 0;
  56         _write(fh, buffer, 1);
  57         _chsize(fh, pos);
  58         _close(fh);
  59     } while (_findnext(fs, &finfo) == 0);
  60     return 0;
  61 }