From 3b86fcc44502c3c25a837885d358aa9200c122e1 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Mon, 9 Sep 2024 13:22:35 -0400 Subject: libc: Add close() Signed-off-by: Ian Moffett --- lib/libc/include/unistd.h | 1 + lib/libc/src/unistd/close.c | 37 +++++++++++++++++++++++++++++++++++++ 2 files changed, 38 insertions(+) create mode 100644 lib/libc/src/unistd/close.c (limited to 'lib/libc') diff --git a/lib/libc/include/unistd.h b/lib/libc/include/unistd.h index f851c96..ebc9ff6 100644 --- a/lib/libc/include/unistd.h +++ b/lib/libc/include/unistd.h @@ -33,5 +33,6 @@ #include ssize_t read(int fd, void *buf, size_t count); +int close(int fd); #endif /* !_UNISTD_H */ diff --git a/lib/libc/src/unistd/close.c b/lib/libc/src/unistd/close.c new file mode 100644 index 0000000..8ad77a8 --- /dev/null +++ b/lib/libc/src/unistd/close.c @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Hyra nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include + +int +close(int fd) +{ + return syscall(SYS_close, fd); +} -- cgit v1.2.3