Update dependencies (#1929)

vendor/modernc.org/libc/libc_openbsd_amd64.go

@@ -6,15 +6,22 @@ package libc // import "modernc.org/libc"
 
 import (
 	"strings"
+	"syscall"
 	"unsafe"
 
 	"golang.org/x/sys/unix"
 	"modernc.org/libc/fcntl"
+	"modernc.org/libc/fts"
 	"modernc.org/libc/sys/types"
 	"modernc.org/libc/time"
 	"modernc.org/libc/utime"
 )
 
+type (
+	long  = int64
+	ulong = uint64
+)
+
 // int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact);
 func Xsigaction(t *TLS, signum int32, act, oldact uintptr) int32 {
 	panic(todo(""))
@@ -574,3 +581,53 @@ func Xgetrlimit64(t *TLS, resource int32, rlim uintptr) int32 {
 
 	return 0
 }
+
+func newFtsent(t *TLS, info int, path string, stat *unix.Stat_t, err syscall.Errno) (r *fts.FTSENT) {
+	var statp uintptr
+	if stat != nil {
+		statp = Xmalloc(t, types.Size_t(unsafe.Sizeof(unix.Stat_t{})))
+		if statp == 0 {
+			panic("OOM")
+		}
+
+		*(*unix.Stat_t)(unsafe.Pointer(statp)) = *stat
+	}
+	csp, errx := CString(path)
+	if errx != nil {
+		panic("OOM")
+	}
+
+	return &fts.FTSENT{
+		Ffts_info:    uint16(info),
+		Ffts_path:    csp,
+		Ffts_pathlen: uint64(len(path)),
+		Ffts_statp:   statp,
+		Ffts_errno:   int32(err),
+	}
+}
+
+// DIR *opendir(const char *name);
+func Xopendir(t *TLS, name uintptr) uintptr {
+	p := Xmalloc(t, uint64(unsafe.Sizeof(darwinDir{})))
+	if p == 0 {
+		panic("OOM")
+	}
+
+	fd := int(Xopen(t, name, fcntl.O_RDONLY|fcntl.O_DIRECTORY|fcntl.O_CLOEXEC, 0))
+	if fd < 0 {
+		if dmesgs {
+			dmesg("%v: FAIL %v", origin(1), (*darwinDir)(unsafe.Pointer(p)).fd)
+		}
+		Xfree(t, p)
+		return 0
+	}
+
+	if dmesgs {
+		dmesg("%v: ok", origin(1))
+	}
+	(*darwinDir)(unsafe.Pointer(p)).fd = fd
+	(*darwinDir)(unsafe.Pointer(p)).h = 0
+	(*darwinDir)(unsafe.Pointer(p)).l = 0
+	(*darwinDir)(unsafe.Pointer(p)).eof = false
+	return p
+}