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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:29:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:29:51 +0000 |
commit | 6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e (patch) | |
tree | 32451fa3cdd9321fb2591fada9891b2cb70a9cd1 /grub-core/lib/gnulib/close.c | |
parent | Initial commit. (diff) | |
download | grub2-3e86199209a10ed6555e30b8b71884cb7cc45ed2.tar.xz grub2-3e86199209a10ed6555e30b8b71884cb7cc45ed2.zip |
Adding upstream version 2.06.upstream/2.06upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'grub-core/lib/gnulib/close.c')
-rw-r--r-- | grub-core/lib/gnulib/close.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/grub-core/lib/gnulib/close.c b/grub-core/lib/gnulib/close.c new file mode 100644 index 0000000..40ce845 --- /dev/null +++ b/grub-core/lib/gnulib/close.c @@ -0,0 +1,71 @@ +/* close replacement. + Copyright (C) 2008-2019 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; +} |