On Fri, 2003-12-26 at 16:39, Yaoping Ruan wrote: > Not sure if somebody here has already noticed this problem before. I > have a small program using select() . Though it works correctly on 4.x, > some problem happens on 5.1. First of all, I notice that macros about > FD_xx have been moved into sys/select.h. Then FD_ZERO() seems to be > failed. My program looks like follow: > > main( ) > { ... > fd_set rfdset; > > FD_ZERO(&rfdset); > > .... > } >
I'm unable to duplicate your results. Are you setting FD_SETSIZE somewhere? Here are my results on 5.2-CURRENT (note sys/select.h hasn't been changed for 11 months and that log didn't mention the macros): Script started on Sat Dec 27 00:24:39 2003 [EMAIL PROTECTED](~/src):gdb ./test GNU gdb 5.2.1 (FreeBSD) Copyright 2002 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i386-undermydesk-freebsd"... (gdb) list 7 2#include <sys/select.h> 3 4void 5main() 6{ 7int n = _howmany(FD_SETSIZE, _NFDBITS); 8fd_set tset; 9 10FD_ZERO(&tset); 11}; (gdb) break 8 Breakpoint 1 at 0x80484ce: file test.c, line 8. (gdb) run Starting program: /usr/home/ryans/src/test Breakpoint 1, main () at test.c:10 10FD_ZERO(&tset); (gdb) print n $1 = 32 (gdb) print tset $2 = {__fds_bits = {134513140, 3217025816, 671419022, 134513327, 109760260, 671535104, 3217025800, 1, 671514200, 3217025816, 671419879, 671547392, 16777216, 671535616, 671514200, 671514200, 672308176, 3217025864, 671406660, 672307790, 1, 3217025848, 1, 1, 3217025948, 3217025940, 3217025900, 672308220, 3217025876, 3217025932, 671404993, 671535104}} (gdb) next 11}; (gdb) print tset $3 = {__fds_bits = {0 <repeats 32 times>}} (gdb) quit The program is running. Exit anyway? (y or n) y [EMAIL PROTECTED](~/src):exit exit Script done on Sat Dec 27 00:25:10 2003 -- Ryan "leadZERO" Sommers Gamer's Impact President [EMAIL PROTECTED] ICQ: 1019590 AIM/MSN: leadZERO -= http://www.gamersimpact.com =- _______________________________________________ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "[EMAIL PROTECTED]"