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/* Check that the syscall set_thread_area is supported and does the right thing.
#progos: linux
*/
#include <unistd.h>
#include <sys/syscall.h>
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#ifndef SYS_set_thread_area
#define SYS_set_thread_area 243
#endif
int main (void)
{
int ret;
/* Check the error check that the low 8 bits must be 0. */
ret = syscall (SYS_set_thread_area, 0xfeeb1ff0);
if (ret != -1 || errno != EINVAL)
{
perror ("tls1");
abort ();
}
ret = syscall (SYS_set_thread_area, 0xcafebe00);
if (ret != 0)
{
perror ("tls2");
abort ();
}
/* Check that we got the right result. */
#ifdef __arch_v32
asm ("move $pid,%0\n\tclear.b %0" : "=rm" (ret));
#else
asm ("move $brp,%0" : "=rm" (ret));
#endif
if (ret != 0xcafebe00)
{
perror ("tls2");
abort ();
}
printf ("pass\n");
exit (0);
}
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