thodg/libgit2/src/cli/win32/sighandler.c

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• Hash : 7babe76f
  Author :
  Date : 2020-05-12T08:56:55
  

  cli: introduce signal handler Provide a mechanism to add a signal handler for Unix or Win32.

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• src/cli/win32/sighandler.c

• /*
   * Copyright (C) the libgit2 contributors. All rights reserved.
   *
   * This file is part of libgit2, distributed under the GNU GPL v2 with
   * a Linking Exception. For full terms see the included COPYING file.
   */
  
  #include "git2_util.h"
  #include <windows.h>
  
  #include "cli.h"
  
  static void (*interrupt_handler)(void) = NULL;
  
  static BOOL WINAPI interrupt_proxy(DWORD signal)
  {
  	GIT_UNUSED(signal);
  	interrupt_handler();
  	return TRUE;
  }
  
  int cli_sighandler_set_interrupt(void (*handler)(void))
  {
  	BOOL result;
  
  	if ((interrupt_handler = handler) != NULL)
  		result = SetConsoleCtrlHandler(interrupt_proxy, FALSE);
  	else
  		result = SetConsoleCtrlHandler(NULL, FALSE);
  
  	if (!result) {
  		git_error_set(GIT_ERROR_OS, "could not set control control handler");
  		return -1;
  	}
  
  	return 0;
  }
  

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