diff options
Diffstat (limited to 'stdio-common/Xprintf_buffer_putc_1.c')
-rw-r--r-- | stdio-common/Xprintf_buffer_putc_1.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/stdio-common/Xprintf_buffer_putc_1.c b/stdio-common/Xprintf_buffer_putc_1.c new file mode 100644 index 0000000000..3458775a1c --- /dev/null +++ b/stdio-common/Xprintf_buffer_putc_1.c @@ -0,0 +1,29 @@ +/* Overflow write function for struct __*printf_buffer. Generic version. + Copyright (C) 2022 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; +} |