I could use an int variable but if I have to dump huge number of statistics through sysctl in which case I need to add many such variables to the nodes and even if most of these variables are char I have to declare them as int, hence resulting in an increased footprint.
/Venkat. -----Original Message----- From: John-Mark Gurney [mailto:[email protected]] Sent: Sunday, December 01, 2013 3:00 AM To: Venkata Duvvuru Cc: Matthew Fleming; [email protected] Subject: Re: sysctl add macros Venkata Duvvuru wrote this message on Mon, Nov 25, 2013 at 14:58 +0000: > The problem with using int or u_int for 1 or 2 byte values is that while > printing these 1 or 2 byte values I observed that sysctl module is > considering 4 bytes. Hence I see an undesired output. It is actually > considering the next two bytes also as the value. If you _NEED_ to use a char or short, you need to write your own/clone it from the macros... Why can't you use an int for this variable? > From: [email protected] [mailto:[email protected]] On Behalf Of Matthew > Fleming > Sent: Monday, November 25, 2013 8:18 PM > To: Venkata Duvvuru > Cc: [email protected] > Subject: Re: sysctl add macros > > On Mon, Nov 25, 2013 at 3:35 AM, Venkata Duvvuru > <[email protected]<mailto:[email protected]>> wrote: > Hi, > I'm unable to figure out how to add an unsigned short or an unsigned char > values to a sysctl node. > SYSCTL_ADD_INT, SYSCTL_ADD_UINT, etc., are present but to add a char or a > short values I couldn't find any macros. > > Could you please let me know how to add them? > > FreeBSD does not have any sysctl handlers for 1 or 2 byte values. FreeBSD > code that wants to do this has used int or u_int instead of a smaller type. -- John-Mark Gurney Voice: +1 415 225 5579 "All that I will do, has been done, All that I have, has not." _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "[email protected]"
