minix/lib/libc/sys-minix/utimes.c

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#include <sys/cdefs.h>
#include "namespace.h"
#include <lib.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <string.h>
#include <errno.h>
#ifdef __weak_alias
__weak_alias(utimes, __utimes50)
#endif
int utimes(const char *name, const struct timeval tv[2])
{
message m;
if (name == NULL) {
errno = EINVAL;
return -1;
}
if (name[0] == '\0') { /* X/Open requirement */
errno = ENOENT;
return -1;
}
memset(&m, 0, sizeof(m));
m.VFS_UTIMENS_LEN = strlen(name) + 1;
m.VFS_UTIMENS_NAME = (char *) __UNCONST(name);
if (tv == NULL) {
m.VFS_UTIMENS_ATIME = m.VFS_UTIMENS_MTIME = 0;
m.VFS_UTIMENS_ANSEC = m.VFS_UTIMENS_MNSEC = UTIME_NOW;
}
else {
m.VFS_UTIMENS_ATIME = tv[0].tv_sec;
m.VFS_UTIMENS_MTIME = tv[1].tv_sec;
m.VFS_UTIMENS_ANSEC = tv[0].tv_usec * 1000;
m.VFS_UTIMENS_MNSEC = tv[1].tv_usec * 1000;
}
m.VFS_UTIMENS_FLAGS = 0;
return(_syscall(VFS_PROC_NR, VFS_UTIMENS, &m));
}