<div dir="ltr"><div><div>Hi,<br><br>On Tue, Mar 11, 2014 at 6:44 PM, Kim Chan <<a href="mailto:ckim@etri.re.kr">ckim@etri.re.kr</a>> wrote:<br>><br>><br>> Hi,<br>> I've had this question for some time past and I would like to know the answer now..<br>
> I wanted to follow a printf in busybox but couldn't find the source of the printf function.<br>> Then I throught probably the printf is provided by the system library where printf is connected to proper linux system call. (Is it printk?)<br>
<br></div>busybox is typically built using uclibc, which is here:<br><a href="http://www.uclibc.org/">http://www.uclibc.org/</a><br><br></div>The printf source code within uclibc is here:<br><a href="http://git.uclibc.org/uClibc/tree/libc/stdio/printf.c">http://git.uclibc.org/uClibc/tree/libc/stdio/printf.c</a><br>
<div><div><div><br></div><div>It eveentually winds up in _vfprintf here:<br><a href="http://git.uclibc.org/uClibc/tree/libc/stdio/_vfprintf.c">http://git.uclibc.org/uClibc/tree/libc/stdio/_vfprintf.c</a><br></div><div><br>
--<br>Dave Hylands<br>Shuswap, BC, Canada<br><a href="http://www.davehylands.com">http://www.davehylands.com</a></div></div></div></div>