vendor: update buildkit with typed errors support

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>
This commit is contained in:
Tonis Tiigi
2020-06-24 22:20:05 -07:00
parent 0269388aa7
commit 2d720a1e0b
619 changed files with 38296 additions and 104947 deletions

View File

@ -13,6 +13,8 @@ import (
"time"
"unicode/utf16"
"unsafe"
"golang.org/x/sys/internal/unsafeheader"
)
type Handle uintptr
@ -117,6 +119,32 @@ func UTF16PtrFromString(s string) (*uint16, error) {
return &a[0], nil
}
// UTF16PtrToString takes a pointer to a UTF-16 sequence and returns the corresponding UTF-8 encoded string.
// If the pointer is nil, this returns the empty string. This assumes that the UTF-16 sequence is terminated
// at a zero word; if the zero word is not present, the program may crash.
func UTF16PtrToString(p *uint16) string {
if p == nil {
return ""
}
if *p == 0 {
return ""
}
// Find NUL terminator.
n := 0
for ptr := unsafe.Pointer(p); *(*uint16)(ptr) != 0; n++ {
ptr = unsafe.Pointer(uintptr(ptr) + unsafe.Sizeof(*p))
}
var s []uint16
h := (*unsafeheader.Slice)(unsafe.Pointer(&s))
h.Data = unsafe.Pointer(p)
h.Len = n
h.Cap = n
return string(utf16.Decode(s))
}
func Getpagesize() int { return 4096 }
// NewCallback converts a Go function to a function pointer conforming to the stdcall calling convention.
@ -280,6 +308,8 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys GetProcessId(process Handle) (id uint32, err error)
//sys OpenThread(desiredAccess uint32, inheritHandle bool, threadId uint32) (handle Handle, err error)
//sys SetProcessPriorityBoost(process Handle, disable bool) (err error) = kernel32.SetProcessPriorityBoost
//sys GetProcessWorkingSetSizeEx(hProcess Handle, lpMinimumWorkingSetSize *uintptr, lpMaximumWorkingSetSize *uintptr, flags *uint32)
//sys SetProcessWorkingSetSizeEx(hProcess Handle, dwMinimumWorkingSetSize uintptr, dwMaximumWorkingSetSize uintptr, flags uint32) (err error)
// Volume Management Functions
//sys DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) = DefineDosDeviceW
@ -1181,7 +1211,12 @@ type IPv6Mreq struct {
Interface uint32
}
func GetsockoptInt(fd Handle, level, opt int) (int, error) { return -1, syscall.EWINDOWS }
func GetsockoptInt(fd Handle, level, opt int) (int, error) {
v := int32(0)
l := int32(unsafe.Sizeof(v))
err := Getsockopt(fd, int32(level), int32(opt), (*byte)(unsafe.Pointer(&v)), &l)
return int(v), err
}
func SetsockoptLinger(fd Handle, level, opt int, l *Linger) (err error) {
sys := sysLinger{Onoff: uint16(l.Onoff), Linger: uint16(l.Linger)}
@ -1378,7 +1413,7 @@ func (t Token) KnownFolderPath(folderID *KNOWNFOLDERID, flags uint32) (string, e
return "", err
}
defer CoTaskMemFree(unsafe.Pointer(p))
return UTF16ToString((*[(1 << 30) - 1]uint16)(unsafe.Pointer(p))[:]), nil
return UTF16PtrToString(p), nil
}
// RtlGetVersion returns the version of the underlying operating system, ignoring