glibc/stdio-common/Xprintf_buffer_putc_1.c

30 lines
1.1 KiB
C

/* Overflow write function for struct __*printf_buffer. Generic version.
Copyright (C) 2022-2023 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 <assert.h>
void
Xprintf (buffer_putc_1) (struct Xprintf_buffer *buf, CHAR_T ch)
{
if (__glibc_unlikely (Xprintf_buffer_has_failed (buf))
|| !Xprintf_buffer_flush (buf))
return;
assert (buf->write_ptr < buf->write_end);
*buf->write_ptr++ = ch;
}