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Write tests and fixes for utimensat()

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This commit is contained in:
Justine Tunney 2022-06-17 02:43:00 -07:00
parent c06ffd458c
commit d0d9cd38c5
8 changed files with 129 additions and 41 deletions
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32
libc/calls/utimensat-sysv.c
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@ -27,22 +27,24 @@ int sys_utimensat(int dirfd, const char *path, const struct timespec ts[2],
int flags) {
int rc, olderr;
struct timeval tv[2];
if (weaken(__zipos_notat) && weaken(__zipos_notat)(dirfd, path) == -1) {
return -1; /* TODO(jart): implement me */
}
if (!IsXnu()) {
olderr = errno;
rc = __sys_utimensat(dirfd, path, ts, flags);
if ((rc == -1 && errno == ENOSYS) && dirfd == AT_FDCWD && !flags) {
errno = olderr;
if (ts) {
tv[0].tv_sec = ts[0].tv_sec;
tv[0].tv_usec = ts[0].tv_nsec / 1000;
tv[1].tv_sec = ts[1].tv_sec;
tv[1].tv_usec = ts[1].tv_nsec / 1000;
rc = sys_utimes(path, tv);
} else {
rc = sys_utimes(path, NULL);
if (!path && (IsFreebsd() || IsNetbsd() || IsOpenbsd())) {
rc = sys_futimens(dirfd, ts);
} else {
olderr = errno;
rc = __sys_utimensat(dirfd, path, ts, flags);
// TODO(jart): How does RHEL5 do futimes()?
if (rc == -1 && errno == ENOSYS && path) {
errno = olderr;
if (ts) {
tv[0].tv_sec = ts[0].tv_sec;
tv[0].tv_usec = ts[0].tv_nsec / 1000;
tv[1].tv_sec = ts[1].tv_sec;
tv[1].tv_usec = ts[1].tv_nsec / 1000;
rc = sys_utimes(path, tv);
} else {
rc = sys_utimes(path, NULL);
}
}
}
return rc;