compat/xstrerror.h

   1 /*
   2  * Copyright (C) 1996-2023 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 #ifndef _SQUID_COMPAT_XSTRERROR_H
  10 #define _SQUID_COMPAT_XSTRERROR_H
  11
  12 #if HAVE_ERRNO_H
  13 #include <errno.h>
  14 #endif
  15
  16 /** Provide the textual display of a system error number.
  17  * A string is always returned.
  18  * Where strerror() would have provided nullptr this will report the error as unknown.
  19  * On MS Windows the native Win32 errors are also translated.
  20  */
  21 extern const char * xstrerr(int error);
  22
  23 #endif /* _SQUID_COMPAT_XSTRERROR_H */
  24