lldb/tools/driver/Platform.cpp

   1 //===-- Platform.cpp --------------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // this file is only relevant for Visual C++
  10 #if defined(_WIN32)
  11
  12 #include <cassert>
  13 #include <cstdlib>
  14 #include <process.h>
  15
  16 #include "Platform.h"
  17 #include "llvm/Support/ErrorHandling.h"
  18
  19 int ioctl(int d, int request, ...) {
  20   switch (request) {
  21   // request the console windows size
  22   case (TIOCGWINSZ): {
  23     va_list vl;
  24     va_start(vl, request);
  25     // locate the window size structure on stack
  26     winsize *ws = va_arg(vl, winsize *);
  27     // get screen buffer information
  28     CONSOLE_SCREEN_BUFFER_INFO info;
  29     if (GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &info) ==
  30         TRUE)
  31       // fill in the columns
  32       ws->ws_col = info.dwMaximumWindowSize.X;
  33     va_end(vl);
  34     return 0;
  35   } break;
  36   default:
  37     llvm_unreachable("Not implemented!");
  38   }
  39 }
  40
  41 int kill(pid_t pid, int sig) {
  42   // is the app trying to kill itself
  43   if (pid == getpid())
  44     exit(sig);
  45   //
  46   llvm_unreachable("Not implemented!");
  47 }
  48
  49 int tcsetattr(int fd, int optional_actions, const struct termios *termios_p) {
  50   llvm_unreachable("Not implemented!");
  51 }
  52
  53 int tcgetattr(int fildes, struct termios *termios_p) {
  54   //  assert( !"Not implemented!" );
  55   // error return value (0=success)
  56   return -1;
  57 }
  58
  59 #endif