From a3ec215973c3653ebdeb81dcdd1274519c376a3d Mon Sep 17 00:00:00 2001 From: Lorry Tar Creator Date: Sun, 21 Aug 2016 05:23:24 +0000 Subject: diffutils-3.5 --- lib/close.c | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 lib/close.c (limited to 'lib/close.c') diff --git a/lib/close.c b/lib/close.c new file mode 100644 index 0000000..46a7aa5 --- /dev/null +++ b/lib/close.c @@ -0,0 +1,69 @@ +/* close replacement. + Copyright (C) 2008-2016 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +#include + +/* Specification. */ +#include + +#include + +#include "fd-hook.h" +#include "msvc-inval.h" + +#undef close + +#if HAVE_MSVC_INVALID_PARAMETER_HANDLER +static int +close_nothrow (int fd) +{ + int result; + + TRY_MSVC_INVAL + { + result = close (fd); + } + CATCH_MSVC_INVAL + { + result = -1; + errno = EBADF; + } + DONE_MSVC_INVAL; + + return result; +} +#else +# define close_nothrow close +#endif + +/* Override close() to call into other gnulib modules. */ + +int +rpl_close (int fd) +{ +#if WINDOWS_SOCKETS + int retval = execute_all_close_hooks (close_nothrow, fd); +#else + int retval = close_nothrow (fd); +#endif + +#if REPLACE_FCHDIR + if (retval >= 0) + _gl_unregister_fd (fd); +#endif + + return retval; +} -- cgit v1.2.1