diff options
| -rw-r--r-- | lib/libc/include/stdio.h | 1 | ||||
| -rw-r--r-- | lib/libc/src/stdio/printf.c | 46 |
2 files changed, 47 insertions, 0 deletions
diff --git a/lib/libc/include/stdio.h b/lib/libc/include/stdio.h index e701de0..8c68893 100644 --- a/lib/libc/include/stdio.h +++ b/lib/libc/include/stdio.h @@ -66,5 +66,6 @@ int fflush(FILE *stream); int fclose(FILE *stream); int vsnprintf(char *s, size_t size, const char *fmt, va_list ap); +int printf(const char *fmt, ...); #endif /* !_STDIO_H */ diff --git a/lib/libc/src/stdio/printf.c b/lib/libc/src/stdio/printf.c new file mode 100644 index 0000000..f86f3d3 --- /dev/null +++ b/lib/libc/src/stdio/printf.c @@ -0,0 +1,46 @@ +/* + * 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 <stdio.h> + +int +printf(const char *fmt, ...) +{ + char buf[4096]; + va_list ap; + int retval; + + va_start(ap, fmt); + retval = vsnprintf(buf, sizeof(buf), fmt, ap); + va_end(ap); + + fputs(buf, stdout); + fflush(stdout); /* TODO: Don't flush manually */ + return retval; +} |