libgloss/m68k/io-unlink.c

   1 /*
   2  * io-unlink.c --
   3  *
   4  * Copyright (c) 2006 CodeSourcery Inc
   5  *
   6  * The authors hereby grant permission to use, copy, modify, distribute,
   7  * and license this software and its documentation for any purpose, provided
   8  * that existing copyright notices are retained in all copies and that this
   9  * notice is included verbatim in any distributions. No written agreement,
  10  * license, or royalty fee is required for any of the authorized uses.
  11  * Modifications to this software may be copyrighted by their authors
  12  * and need not follow the licensing terms described here, provided that
  13  * the new terms are clearly indicated on the first page of each file where
  14  * they apply.
  15  */
  16
  17 #include <stdio.h>
  18 #include <string.h>
  19 #include <errno.h>
  20 #define IO unlink
  21 #include "io.h"
  22
  23 /*
  24  * unlink -- unlink (delete) a file
  25  * input parameters:
  26  *   0 : filename ptr
  27  *   1 : filename length
  28  * output parameters:
  29  *   0 : result
  30  *   1 : errno
  31  */
  32
  33 int unlink (const char *path)
  34 {
  35 #if HOSTED
  36   gdb_parambuf_t parameters;
  37   parameters[0] = (uint32_t) path;
  38   parameters[1] = (uint32_t) strlen (path) + 1;
  39   __hosted (HOSTED_UNLINK, parameters);
  40   errno = __hosted_from_gdb_errno (parameters[1]);
  41   return parameters[0];
  42 #else
  43   errno = ENOSYS;
  44   return -1;
  45 #endif
  46 }