strace/sigaltstack.c
Elvira Khabirova cbbc23a2a4 Mpersify parser of sigaltstack syscall
Fix multiple personalities support in parser of sigaltstack syscall by
mpersifying stack_t typedef.

* sigaltstack.c (stack_t): Mpersify.
(print_stack_t): Use it.
2015-08-28 08:46:23 +00:00

36 lines
624 B
C

#include "defs.h"
#include DEF_MPERS_TYPE(stack_t)
#include <signal.h>
#include MPERS_DEFS
#include "xlat/sigaltstack_flags.h"
static void
print_stack_t(struct tcb *tcp, unsigned long addr)
{
stack_t ss;
if (umove_or_printaddr(tcp, addr, &ss))
return;
tprints("{ss_sp=");
printaddr((unsigned long) ss.ss_sp);
tprints(", ss_flags=");
printflags(sigaltstack_flags, ss.ss_flags, "SS_???");
tprintf(", ss_size=%lu}", (unsigned long) ss.ss_size);
}
SYS_FUNC(sigaltstack)
{
if (entering(tcp)) {
print_stack_t(tcp, tcp->u_arg[0]);
tprints(", ");
} else {
print_stack_t(tcp, tcp->u_arg[1]);
}
return 0;
}