Blame test/runner-win.c

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/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy
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 * of this software and associated documentation files (the "Software"), to
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 * deal in the Software without restriction, including without limitation the
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 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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 * sell copies of the Software, and to permit persons to whom the Software is
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 * furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in
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 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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 * IN THE SOFTWARE.
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 */
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#include <fcntl.h>
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#include <io.h>
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#include <malloc.h>
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#include <stdio.h>
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#include <process.h>
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#if !defined(__MINGW32__)
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# include <crtdbg.h>
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#endif
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#include "task.h"
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#include "runner.h"
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/*
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 * Define the stuff that MinGW doesn't have
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 */
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#ifndef GetFileSizeEx
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  WINBASEAPI BOOL WINAPI GetFileSizeEx(HANDLE hFile,
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                                       PLARGE_INTEGER lpFileSize);
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#endif
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/* Do platform-specific initialization. */
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void platform_init(int argc, char **argv) {
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  /* Disable the "application crashed" popup. */
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  SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX |
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      SEM_NOOPENFILEERRORBOX);
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#if !defined(__MINGW32__)
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  _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_DEBUG);
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  _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_DEBUG);
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#endif
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  _setmode(0, _O_BINARY);
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  _setmode(1, _O_BINARY);
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  _setmode(2, _O_BINARY);
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#ifdef _MSC_VER
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  _set_fmode(_O_BINARY);
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#else
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  _fmode = _O_BINARY;
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#endif
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  /* Disable stdio output buffering. */
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  setvbuf(stdout, NULL, _IONBF, 0);
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  setvbuf(stderr, NULL, _IONBF, 0);
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  strcpy(executable_path, argv[0]);
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}
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int process_start(char *name, char *part, process_info_t *p, int is_helper) {
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  HANDLE file = INVALID_HANDLE_VALUE;
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  HANDLE nul = INVALID_HANDLE_VALUE;
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  WCHAR path[MAX_PATH], filename[MAX_PATH];
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  WCHAR image[MAX_PATH + 1];
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  WCHAR args[MAX_PATH * 2];
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  STARTUPINFOW si;
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  PROCESS_INFORMATION pi;
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  DWORD result;
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  if (!is_helper) {
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    /* Give the helpers time to settle. Race-y, fix this. */
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    uv_sleep(250);
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  }
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  if (GetTempPathW(sizeof(path) / sizeof(WCHAR), (WCHAR*)&path) == 0)
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    goto error;
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  if (GetTempFileNameW((WCHAR*)&path, L"uv", 0, (WCHAR*)&filename) == 0)
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    goto error;
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  file = CreateFileW((WCHAR*)filename,
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                     GENERIC_READ | GENERIC_WRITE,
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                     0,
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                     NULL,
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                     CREATE_ALWAYS,
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                     FILE_ATTRIBUTE_TEMPORARY | FILE_FLAG_DELETE_ON_CLOSE,
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                     NULL);
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  if (file == INVALID_HANDLE_VALUE)
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    goto error;
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  if (!SetHandleInformation(file, HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT))
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    goto error;
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  nul = CreateFileA("nul",
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                    GENERIC_READ,
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                    FILE_SHARE_READ | FILE_SHARE_WRITE,
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                    NULL,
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                    OPEN_EXISTING,
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                    FILE_ATTRIBUTE_NORMAL,
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                    NULL);
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  if (nul == INVALID_HANDLE_VALUE)
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    goto error;
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  if (!SetHandleInformation(nul, HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT))
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    goto error;
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  result = GetModuleFileNameW(NULL,
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                              (WCHAR*) &image,
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                              sizeof(image) / sizeof(WCHAR));
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  if (result == 0 || result == sizeof(image))
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    goto error;
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  if (part) {
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    if (_snwprintf((WCHAR*)args,
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                   sizeof(args) / sizeof(WCHAR),
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                   L"\"%s\" %S %S",
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                   image,
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                   name,
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                   part) < 0) {
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      goto error;
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    }
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  } else {
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    if (_snwprintf((WCHAR*)args,
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                   sizeof(args) / sizeof(WCHAR),
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                   L"\"%s\" %S",
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                   image,
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                   name) < 0) {
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      goto error;
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    }
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  }
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  memset((void*)&si, 0, sizeof(si));
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  si.cb = sizeof(si);
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  si.dwFlags = STARTF_USESTDHANDLES;
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  si.hStdInput = nul;
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  si.hStdOutput = file;
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  si.hStdError = file;
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  if (!CreateProcessW(image, args, NULL, NULL, TRUE,
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                      0, NULL, NULL, &si, &pi))
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    goto error;
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  CloseHandle(pi.hThread);
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  SetHandleInformation(nul, HANDLE_FLAG_INHERIT, 0);
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  SetHandleInformation(file, HANDLE_FLAG_INHERIT, 0);
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  p->stdio_in = nul;
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  p->stdio_out = file;
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  p->process = pi.hProcess;
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  p->name = part;
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  return 0;
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error:
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  if (file != INVALID_HANDLE_VALUE)
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    CloseHandle(file);
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  if (nul != INVALID_HANDLE_VALUE)
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    CloseHandle(nul);
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  return -1;
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}
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/* Timeout is in msecs. Set timeout < 0 to never time out. Returns 0 when all
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 * processes are terminated, -2 on timeout. */
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int process_wait(process_info_t *vec, int n, int timeout) {
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  int i;
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  HANDLE handles[MAXIMUM_WAIT_OBJECTS];
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  DWORD timeout_api, result;
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  /* If there's nothing to wait for, return immediately. */
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  if (n == 0)
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    return 0;
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  ASSERT(n <= MAXIMUM_WAIT_OBJECTS);
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  for (i = 0; i < n; i++)
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    handles[i] = vec[i].process;
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  if (timeout >= 0) {
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    timeout_api = (DWORD)timeout;
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  } else {
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    timeout_api = INFINITE;
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  }
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  result = WaitForMultipleObjects(n, handles, TRUE, timeout_api);
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  if (result < WAIT_OBJECT_0 + n) {
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    /* All processes are terminated. */
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    return 0;
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  }
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  if (result == WAIT_TIMEOUT) {
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    return -2;
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  }
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  return -1;
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}
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long int process_output_size(process_info_t *p) {
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  LARGE_INTEGER size;
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  if (!GetFileSizeEx(p->stdio_out, &size))
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    return -1;
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  return (long int)size.QuadPart;
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}
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int process_copy_output(process_info_t* p, FILE* stream) {
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  char buf[1024];
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  int fd, r;
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  fd = _open_osfhandle((intptr_t)p->stdio_out, _O_RDONLY | _O_TEXT);
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  if (fd == -1)
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    return -1;
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  r = _lseek(fd, 0, SEEK_SET);
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  if (r < 0)
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    return -1;
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  while ((r = _read(fd, buf, sizeof(buf))) != 0)
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    print_lines(buf, r, stream);
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  _close(fd);
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  return 0;
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}
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int process_read_last_line(process_info_t *p,
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                           char * buffer,
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                           size_t buffer_len) {
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  DWORD size;
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  DWORD read;
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  DWORD start;
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  OVERLAPPED overlapped;
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  ASSERT(buffer_len > 0);
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  size = GetFileSize(p->stdio_out, NULL);
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  if (size == INVALID_FILE_SIZE)
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    return -1;
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  if (size == 0) {
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    buffer[0] = '\0';
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    return 1;
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  }
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  memset(&overlapped, 0, sizeof overlapped);
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  if (size >= buffer_len)
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    overlapped.Offset = size - buffer_len - 1;
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  if (!ReadFile(p->stdio_out, buffer, buffer_len - 1, &read, &overlapped))
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    return -1;
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  start = read;
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  while (start-- > 0) {
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    if (buffer[start] == '\n' || buffer[start] == '\r')
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      break;
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  }
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  if (start > 0)
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    memmove(buffer, buffer + start, read - start);
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  buffer[read - start] = '\0';
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  return 0;
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}
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char* process_get_name(process_info_t *p) {
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  return p->name;
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}
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int process_terminate(process_info_t *p) {
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  if (!TerminateProcess(p->process, 1))
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    return -1;
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  return 0;
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}
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int process_reap(process_info_t *p) {
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  DWORD exitCode;
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  if (!GetExitCodeProcess(p->process, &exitCode))
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    return -1;
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  return (int)exitCode;
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}
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void process_cleanup(process_info_t *p) {
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  CloseHandle(p->process);
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  CloseHandle(p->stdio_in);
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}
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static int clear_line(void) {
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  HANDLE handle;
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  CONSOLE_SCREEN_BUFFER_INFO info;
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  COORD coord;
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  DWORD written;
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  handle = (HANDLE)_get_osfhandle(fileno(stderr));
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  if (handle == INVALID_HANDLE_VALUE)
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    return -1;
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  if (!GetConsoleScreenBufferInfo(handle, &info))
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    return -1;
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  coord = info.dwCursorPosition;
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  if (coord.Y <= 0)
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    return -1;
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  coord.X = 0;
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  if (!SetConsoleCursorPosition(handle, coord))
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    return -1;
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  if (!FillConsoleOutputCharacterW(handle,
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                                   0x20,
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                                   info.dwSize.X,
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                                   coord,
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                                   &written)) {
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    return -1;
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  }
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  return 0;
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}
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void rewind_cursor() {
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  if (clear_line() == -1) {
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    /* If clear_line fails (stdout is not a console), print a newline. */
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    fprintf(stderr, "\n");
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  }
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}