On 13.12.21 23:28, Sascha Hauer wrote: > On Thu, Dec 09, 2021 at 11:57:06AM +0100, Ahmad Fatoum wrote: >> Import from Linux support for printing buffers as a hex string >> with a certain separator. For larger buffers consider using >> print_hex_dump(). Examples: >> >> %*ph 00 01 02 ... 3f >> %*phC 00:01:02: ... :3f >> %*phD 00-01-02- ... -3f >> %*phN 000102 ... 3f >> >> Signed-off-by: Ahmad Fatoum <[email protected]> >> --- >> lib/Kconfig | 3 +++ >> lib/vsprintf.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++ >> 2 files changed, 53 insertions(+) >> >> diff --git a/lib/Kconfig b/lib/Kconfig >> index 718033e56e64..27e7bea6852f 100644 >> --- a/lib/Kconfig >> +++ b/lib/Kconfig >> @@ -166,6 +166,9 @@ config PRINTF_UUID >> config PRINTF_WCHAR >> bool >> >> +config PRINTF_HEXSTR >> + bool > > So hexdumps are silently ignored when this option is disabled. Not sure > if this should really be configurable, but I think when it is > configurable it should be default y to avoid surprises.
It will be printed as a raw pointer when the option is disabled. There's no code in-tree that uses this format specifier yet, so I prefer to not make this the default and increase binary size. Cheers, Ahmad > > Sascha > > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list [email protected] http://lists.infradead.org/mailman/listinfo/barebox
