ptrace(PTRACE_TRACEME, 0, 0, 0);
- init_new_thread_signals(1);
+ init_new_thread_signals();
enable_timer();
if(!proc_mm){
err = ptrace_setregs(pid, regs);
if(err < 0)
panic("copy_context_skas0 : PTRACE_SETREGS failed, "
- "pid = %d, errno = %d\n", pid, errno);
+ "pid = %d, errno = %d\n", pid, -err);
err = ptrace_setfpregs(pid, fp_regs);
if(err < 0)
panic("copy_context_skas0 : PTRACE_SETFPREGS failed, "
- "pid = %d, errno = %d\n", pid, errno);
+ "pid = %d, errno = %d\n", pid, -err);
/* set a well known return code for detection of child write failure */
child_data->err = 12345678;
pid = data->err;
if(pid < 0)
panic("copy_context_skas0 - stub-parent reports error %d\n",
- pid);
+ -pid);
/* Wait, until child has finished too: read child's result from
* child's stack and check it.
{
unsigned long flags;
jmp_buf switch_buf, fork_buf;
- int enable;
*switch_buf_ptr = &switch_buf;
*fork_buf_ptr = &fork_buf;
*/
flags = get_signals();
block_signals();
- if(UML_SETJMP(&fork_buf, enable) == 0)
+ if(UML_SETJMP(&fork_buf) == 0)
new_thread_proc(stack, handler);
remove_sigstack();
void thread_wait(void *sw, void *fb)
{
jmp_buf buf, **switch_buf = sw, *fork_buf;
- int enable;
*switch_buf = &buf;
fork_buf = fb;
- if(UML_SETJMP(&buf, enable) == 0)
+ if(UML_SETJMP(&buf) == 0)
siglongjmp(*fork_buf, INIT_JMP_REMOVE_SIGSTACK);
}
void switch_threads(void *me, void *next)
{
jmp_buf my_buf, **me_ptr = me, *next_buf = next;
- int enable;
*me_ptr = &my_buf;
- if(UML_SETJMP(&my_buf, enable) == 0)
+ if(UML_SETJMP(&my_buf) == 0)
UML_LONGJMP(next_buf, 1);
}
int start_idle_thread(void *stack, void *switch_buf_ptr, void **fork_buf_ptr)
{
jmp_buf **switch_buf = switch_buf_ptr;
- int n, enable;
+ int n;
set_handler(SIGWINCH, (__sighandler_t) sig_handler,
SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGALRM,
SIGVTALRM, -1);
*fork_buf_ptr = &initial_jmpbuf;
- n = UML_SETJMP(&initial_jmpbuf, enable);
+ n = UML_SETJMP(&initial_jmpbuf);
switch(n){
case INIT_JMP_NEW_THREAD:
new_thread_proc((void *) stack, new_thread_handler);
void initial_thread_cb_skas(void (*proc)(void *), void *arg)
{
jmp_buf here;
- int enable;
cb_proc = proc;
cb_arg = arg;
cb_back = &here;
block_signals();
- if(UML_SETJMP(&here, enable) == 0)
+ if(UML_SETJMP(&here) == 0)
UML_LONGJMP(&initial_jmpbuf, INIT_JMP_CALLBACK);
unblock_signals();