Loading...
Searching...
No Matches
system_specific_win32.c
/*************************************************************************/
/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1994,1995,1996 */
/* All Rights Reserved. */
/* */
/* Permission is hereby granted, free of charge, to use and distribute */
/* this software and its documentation without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of this work, and to */
/* permit persons to whom this work is furnished to do so, subject to */
/* the following conditions: */
/* 1. The code must retain the above copyright notice, this list of */
/* conditions and the following disclaimer. */
/* 2. Any modifications must be clearly marked as such. */
/* 3. Original authors' names are not deleted. */
/* 4. The authors' names are not used to endorse or promote products */
/* derived from this software without specific prior written */
/* permission. */
/* */
/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
/* THIS SOFTWARE. */
/* */
/*************************************************************************/
/* functions which mimic unix system calls */
#include <stdlib.h>
#include <stdio.h>
#include "EST_unix.h"
#include "EST_socket.h"
int unix_access(const char *file, int mode)
{
DWORD flags = GetFileAttributes(file);
if (flags == 0xffffffff)
{
if (ERROR_FILE_NOT_FOUND == GetLastError())
return -1;
else return 1;
}
if (mode==F_OK)
return 0;
if (mode==R_OK)
return 0;
if (mode==W_OK)
{
/* When referring to a directory, FILE_ATTRIBUTE_READONLY means the directory can't be
deleted. It does not mean a file can't be written to the directory.
*/
if (flags|FILE_ATTRIBUTE_DIRECTORY)
return 0;
else
return (flags|FILE_ATTRIBUTE_READONLY) != 0;
}
return 1;
}
int unix_read(HANDLE fd, char *buffer, int n)
{
int howmany;
if (ReadFile(fd, buffer, n, &howmany, NULL))
return howmany;
return -1;
}
char *unix_getcwd(char *buffer, int maxlength)
{
static char lbuffer[1024];
if (buffer==NULL)
{
buffer = lbuffer;
maxlength=1023;
}
if (GetCurrentDirectory(maxlength, buffer) >=0)
return buffer;
return NULL;
}
int unix_waitpid(int pid, int *statusp, int flags)
{
fprintf(stderr, "waitpid not yet implemented\n");
return 0;
}
int unix_fork(void)
{
fprintf(stderr," FORK NOT YET IMPLEMENTED\n");
return -1;
}
static int sockets_initialised =0;
int socket_initialise(void)
{
WORD wVersionRequested;
WSADATA wsaData;
int err;
if (sockets_initialised)
return 1;
wVersionRequested = MAKEWORD( 2, 0 );
err = WSAStartup( wVersionRequested, &wsaData );
if ( err != 0 )
{
printf("Socket Initialisation failed\n");
return 0;
}
sockets_initialised=1;
return 1;
}