Hi Klaas, On Sun, Jan 24, 2010 at 2:58 PM, klaas de waal <klaas.de.waal@xxxxxxxxx> wrote: > The czap utility (dvb-apps/util/szap/czap.c) cannot scan the channel > configuration file when compiled on Fedora 12 with gcc-4.4.2. > > The czap output is: > > [klaas@myth2 szap]$ ./czap -c ~/.czap/ziggo-channels.conf Cartoon > using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0' > reading channels from file '/local/klaas/.czap/ziggo-channels.conf' > 1 Cartoon:356000000:INVERSION_AUTO:6875000:FEC_NONE:QAM_64:1660:1621 > ERROR: cannot parse service data > > Problem is tha the "sscanf" function uses the "%a[^:]" format > specifier. According to "man sscanf" you need to define _GNU_SOURCE if > you want this to work because it is a gnu-only extension. > Adding a first line "#define _GNU_SOURCE" to czap.c and recompiling > solves the problem. > > The czap output is now: > > [klaas@myth2 szap]$ ./czap -c ~/.czap/ziggo-channels.conf Cartoon > using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0' > reading channels from file '/local/klaas/.czap/ziggo-channels.conf' > 1 Cartoon:356000000:INVERSION_AUTO:6875000:FEC_NONE:QAM_64:1660:1621 > 1 Cartoon: f 356000000, s 6875000, i 2, fec 0, qam 3, v 0x67c, a 0x655 > status 00 | signal 0000 | snr b7b7 | ber 000fffff | unc 00000098 | > status 1f | signal d5d5 | snr f3f3 | ber 000006c0 | unc 0000009b | FE_HAS_LOCK > status 1f | signal d5d5 | snr f4f4 | ber 00000000 | unc 00000000 | FE_HAS_LOCK > > This is done on a Linux 2.6.32.2 kernel with a TT C-1501 DVB-C card. > > Signed-off-by: Klaas de Waal <klaas.de.waal@xxxxxxxxx> > > ------------------------------------------------------------------------------------------- > > diff -r 61b72047a995 util/szap/czap.c > --- a/util/szap/czap.c Sun Jan 17 17:03:27 2010 +0100 > +++ b/util/szap/czap.c Sun Jan 24 11:40:43 2010 +0100 > @@ -1,3 +1,4 @@ > +#define _GNU_SOURCE > #include <sys/types.h> > #include <sys/stat.h> > #include <sys/ioctl.h> > There seems to be other instances where _GNU_SOURCE needs to be defined, from a quick look. Care to send a patch against the entire dvb-apps tree ? Regards, Manu -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
