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Only complain three times about unhandled ioctls, then shut up. Stops

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it complaining endlessly when running kscd.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@1402
This commit is contained in:
Julian Seward
2003-01-05 12:19:35 +00:00
parent b5bd8da58d
commit 3a71cb3483
1 changed files with 14 additions and 10 deletions
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24
coregrind/vg_syscalls.c
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@@ -2363,16 +2363,20 @@ void VG_(perform_assumed_nonblocking_syscall) ( ThreadId tid )
*/
}
else if (/* size == 0 || */ dir == _IOC_NONE) {
VG_(message)(Vg_UserMsg,
"Warning: noted but unhandled ioctl 0x%x"
" with no size/direction hints",
arg2);
VG_(message)(Vg_UserMsg,
" This could cause spurious value errors"
" to appear.");
VG_(message)(Vg_UserMsg,
" See README_MISSING_SYSCALL_OR_IOCTL for guidance on"
" writing a proper wrapper." );
static Int moans = 3;
if (moans > 0) {
moans--;
VG_(message)(Vg_UserMsg,
"Warning: noted but unhandled ioctl 0x%x"
" with no size/direction hints",
arg2);
VG_(message)(Vg_UserMsg,
" This could cause spurious value errors"
" to appear.");
VG_(message)(Vg_UserMsg,
" See README_MISSING_SYSCALL_OR_IOCTL for "
"guidance on writing a proper wrapper." );
}
} else {
if ((dir & _IOC_WRITE) && size > 0)
SYSCALL_TRACK( pre_mem_read,tst, "ioctl(generic)",