Messages in this thread | | | From | (H. Peter Anvin) | Subject | Re: printk and long long | Date | Wed, 11 Feb 2004 19:41:15 +0000 (UTC) |
| |
Followup to: <Pine.LNX.4.44.0402111655170.17933-100000@gaia.cela.pl> By author: Maciej Zenczykowski <maze@cela.pl> In newsgroup: linux.dev.kernel > > On Wed, 11 Feb 2004, vda wrote: > > > The character L specifying that a following e, E, f, g, or G > > conversion corresponds to a long double argument, or a following > > d, i, o, u, x, or X conversion corresponds to a long long argument. > > Note that long long is not specified in ANSI C and therefore > > not portable to all architectures. > > [ personally I'd say screw the un-portable architectures ;) ] > Long long is here to stay.
long long is C99, so it's *definitely* here to say. The conversion specifier is "ll" not "L", however.
> Besides if a linux architecture utilises long long in the kernel and > doesn't support it in printf via %lld then it's horked. > printf/libc should be fixed instead. > Maybe that's the problem - the libc support fragment in the kernel tree is > not up to date on that architecture - maybe the fixes should applied there > instead - instead of trying to work around the problem, fix the cause.
Indeed. Feel free to steal the code from klibc :)
-hpa -- PGP public key available - finger hpa@zytor.com Key fingerprint: 2047/2A960705 BA 03 D3 2C 14 A8 A8 BD 1E DF FE 69 EE 35 BD 74 "The earth is but one country, and mankind its citizens." -- Bahá'u'lláh Just Say No to Morden * The Shadows were defeated -- Babylon 5 is renewed!! - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |