xref: /llvm-project/libc/src/stdio/setvbuf.cpp (revision 04a9c62554cf74b06bd1f7af94eefd5a0a19590d)
14eea8849SSiva Chandra Reddy //===-- Implementation of setvbuf -----------------------------------------===//
24eea8849SSiva Chandra Reddy //
34eea8849SSiva Chandra Reddy // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
44eea8849SSiva Chandra Reddy // See https://llvm.org/LICENSE.txt for license information.
54eea8849SSiva Chandra Reddy // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
64eea8849SSiva Chandra Reddy //
74eea8849SSiva Chandra Reddy //===----------------------------------------------------------------------===//
84eea8849SSiva Chandra Reddy 
94eea8849SSiva Chandra Reddy #include "src/stdio/setvbuf.h"
104eea8849SSiva Chandra Reddy #include "src/__support/File/file.h"
114eea8849SSiva Chandra Reddy 
12*04a9c625SMichael Jones #include "src/errno/libc_errno.h"
134eea8849SSiva Chandra Reddy #include <stdio.h>
144eea8849SSiva Chandra Reddy 
154eea8849SSiva Chandra Reddy namespace __llvm_libc {
164eea8849SSiva Chandra Reddy 
174eea8849SSiva Chandra Reddy LLVM_LIBC_FUNCTION(int, setvbuf,
184eea8849SSiva Chandra Reddy                    (::FILE *__restrict stream, char *__restrict buf, int type,
194eea8849SSiva Chandra Reddy                     size_t size)) {
204eea8849SSiva Chandra Reddy   int err = reinterpret_cast<__llvm_libc::File *>(stream)->set_buffer(buf, size,
214eea8849SSiva Chandra Reddy                                                                       type);
224eea8849SSiva Chandra Reddy   if (err != 0)
23*04a9c625SMichael Jones     libc_errno = err;
244eea8849SSiva Chandra Reddy   return err;
254eea8849SSiva Chandra Reddy }
264eea8849SSiva Chandra Reddy 
274eea8849SSiva Chandra Reddy } // namespace __llvm_libc
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