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hurd/vpprintf.c
61 строка
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Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
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/* Copyright (C) 1991-2026 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #include <stdarg.h> #include <stdio.h> #include <string.h> #include <hurd.h> #include <libioP.h> static ssize_t do_write (void *cookie, const char *buf, size_t n) { io_t io = (io_t) (uintptr_t) cookie; vm_size_t amount = n; error_t error = __io_write (io, buf, n, -1, &amount); if (error) return __hurd_fail (error); return n; } /* Write formatted output to PORT, a Mach port supporting the i/o protocol, according to the format string FORMAT, using the argument list in ARG. */ int vpprintf (io_t port, const char *format, va_list arg) { int done; struct locked_FILE { struct _IO_cookie_file cfile; #ifdef _IO_MTSAFE_IO _IO_lock_t lock; #endif } temp_f; #ifdef _IO_MTSAFE_IO temp_f.cfile.__fp.file._lock = &temp_f.lock; #endif _IO_cookie_init (&temp_f.cfile, _IO_NO_READS, (void *) (uintptr_t) port, (cookie_io_functions_t) { write: do_write }); done = __vfprintf_internal (&temp_f.cfile.__fp.file, format, arg, 0); return done; }