diff options
author | Colin Watson <cjwatson@debian.org> | 2018-07-27 12:05:53 +0100 |
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committer | Colin Watson <cjwatson@debian.org> | 2018-07-27 12:05:53 +0100 |
commit | 68d15a97e215a4b7927039421566bbb1f74e5460 (patch) | |
tree | 2652a8cbbfebec85bb22f97036102cb74a9db5ed /gl/lib/close.c | |
parent | fa4049521ed3d323d78661188d7d900a3320c94c (diff) | |
parent | 22e47d7dad51f60c9bcaf697eec47534ecefe1ee (diff) |
Import man-db_2.8.4.orig.tar.xz
Diffstat (limited to 'gl/lib/close.c')
-rw-r--r-- | gl/lib/close.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/gl/lib/close.c b/gl/lib/close.c new file mode 100644 index 00000000..01c326a2 --- /dev/null +++ b/gl/lib/close.c @@ -0,0 +1,71 @@ +/* close replacement. + Copyright (C) 2008-2018 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 <https://www.gnu.org/licenses/>. */ + +#include <config.h> + +/* Specification. */ +#include <unistd.h> + +#include <errno.h> + +#include "fd-hook.h" +#if HAVE_MSVC_INVALID_PARAMETER_HANDLER +# include "msvc-inval.h" +#endif + +#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; +} |