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tests: do more rigorous testing of utimes syscall parser

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* tests/utimes.c (errstr): New variable.
(print_ts, k_utimes): New functions.
(main): Use them to do more rigorous testing of utimes syscall parser.
* tests/gen_tests.in (utimes): Update -a option.
This commit is contained in:
Дмитрий Левин 2017-04-16 18:47:29 +00:00
parent 01fff8d56b
commit 5ba6c5a43a
2 changed files with 76 additions and 19 deletions
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2
tests/gen_tests.in
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@ -310,7 +310,7 @@ userfaultfd -a38
ustat -a33
utime -a16
utimensat -a33
utimes -a21
utimes -a17
vfork-f -a26 -qq -f -e signal=none -e trace=chdir
vhangup -a10
vmsplice -ewrite=1

93
tests/utimes.c
View File

@ -37,33 +37,90 @@
# include <sys/time.h>
# include <unistd.h>
static void
print_tv(const struct timeval *tv)
{
printf("{tv_sec=%ju, tv_usec=%ju}",
(uintmax_t) tv->tv_sec, (uintmax_t) tv->tv_usec);
}
static const char *errstr;
static long
k_utimes(const kernel_ulong_t pathname, const kernel_ulong_t times)
{
long rc = syscall(__NR_utimes, pathname, times);
errstr = sprintrc(rc);
return rc;
}
int
main(void)
{
static const char sample[] = "utimes_sample";
static const char proto_fname[] = "utimes_sample";
static const char qname[] = "\"utimes_sample\"";
long rc = syscall(__NR_utimes, sample, 0);
printf("utimes(\"%s\", NULL) = %s\n", sample, sprintrc(rc));
char *const fname = tail_memdup(proto_fname, sizeof(proto_fname));
const kernel_ulong_t kfname = (uintptr_t) fname;
struct timeval *const tv = tail_alloc(sizeof(*tv) * 2);
struct timeval *const ts = tail_alloc(sizeof(*ts) * 2);
/* pathname */
k_utimes(0, 0);
printf("utimes(NULL, NULL) = %s\n", errstr);
ts[0].tv_sec = 1492358607;
ts[0].tv_usec = 345678912;
ts[1].tv_sec = 1492356078;
ts[1].tv_usec = 456789023;
k_utimes(kfname + sizeof(proto_fname) - 1, 0);
printf("utimes(\"\", NULL) = %s\n", errstr);
rc = syscall(__NR_utimes, 0, ts + 2);
printf("utimes(NULL, %p) = %s\n", ts + 2, sprintrc(rc));
k_utimes(kfname, 0);
printf("utimes(%s, NULL) = %s\n", qname, errstr);
rc = syscall(__NR_utimes, 0, ts + 1);
printf("utimes(NULL, %p) = %s\n", ts + 1, sprintrc(rc));
fname[sizeof(proto_fname) - 1] = '+';
k_utimes(kfname, 0);
fname[sizeof(proto_fname) - 1] = '\0';
printf("utimes(%p, NULL) = %s\n", fname, errstr);
rc = syscall(__NR_utimes, "", ts);
printf("utimes(\"\", [{tv_sec=%jd, tv_usec=%jd}, "
"{tv_sec=%jd, tv_usec=%jd}]) = %s\n",
(intmax_t) ts[0].tv_sec, (intmax_t) ts[0].tv_usec,
(intmax_t) ts[1].tv_sec, (intmax_t) ts[1].tv_usec,
sprintrc(rc));
if (F8ILL_KULONG_SUPPORTED) {
k_utimes(f8ill_ptr_to_kulong(fname), 0);
printf("utimes(%#jx, NULL) = %s\n",
(uintmax_t) f8ill_ptr_to_kulong(fname), errstr);
}
/* times */
k_utimes(kfname, (uintptr_t) (tv + 1));
printf("utimes(%s, %p) = %s\n",
qname, tv + 1, errstr);
k_utimes(kfname, (uintptr_t) (tv + 2));
printf("utimes(%s, %p) = %s\n",
qname, tv + 2, errstr);
tv[0].tv_sec = 1492358607;
tv[0].tv_usec = 345678912;
tv[1].tv_sec = 1492356078;
tv[1].tv_usec = 456789023;
k_utimes(kfname, (uintptr_t) tv);
printf("utimes(%s, [", qname);
print_tv(&tv[0]);
printf(", ");
print_tv(&tv[1]);
printf("]) = %s\n", errstr);
tv[0].tv_usec = 345678;
tv[1].tv_usec = 456789;
k_utimes(kfname, (uintptr_t) tv);
printf("utimes(%s, [", qname);
print_tv(&tv[0]);
printf(", ");
print_tv(&tv[1]);
printf("]) = %s\n", errstr);
if (F8ILL_KULONG_SUPPORTED) {
k_utimes(kfname, f8ill_ptr_to_kulong(tv));
printf("utimes(%s, %#jx) = %s\n",
qname, (uintmax_t) f8ill_ptr_to_kulong(tv), errstr);
}
puts("+++ exited with 0 +++");
return 0;