strace/tests/ioperm.c
Fei Jie 2e069fcc0d tests: add ioperm.test
* tests/ioperm.c: New file.
* tests/ioperm.test: New test.
* tests/.gitignore: Add ioperm.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(DECODER_TESTS): Add ioperm.test.
2016-04-20 01:08:13 +00:00

41 lines
667 B
C

#include "tests.h"
#include <sys/syscall.h>
#ifdef __NR_ioperm
# include <errno.h>
# include <stdio.h>
# include <unistd.h>
int
main(void)
{
const unsigned long port = (unsigned long) 0xdeafbeefffffffff;
long rc = syscall(__NR_ioperm, port, 1, 0);
const char *error_text;
switch (errno) {
case EIO:
error_text = "EIO";
break;
case ENOSYS:
error_text = "ENOSYS";
break;
case EPERM:
error_text = "EPERM";
break;
default:
error_text = "EINVAL";
}
printf("ioperm(%#lx, %#lx, %d) = %ld %s (%m)\n",
port, 1UL, 0, rc, error_text);
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_ioperm")
#endif