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Read/Write mutex for Extensions map

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This commit is contained in:
aarzilli
2016-03-01 15:41:38 +01:00
committed by Přemysl Janouch
parent baff8c1906
commit becaf43dcb
29 changed files with 2526 additions and 103 deletions
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59
nexgb/shape/shape.go
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@@ -19,16 +19,15 @@ func Init(c *xgb.Conn) error {
return xgb.Errorf("No extension named SHAPE could be found on on the server.")
}
xgb.ExtLock.Lock()
c.ExtLock.Lock()
c.Extensions["SHAPE"] = reply.MajorOpcode
c.ExtLock.Unlock()
for evNum, fun := range xgb.NewExtEventFuncs["SHAPE"] {
xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun
}
for errNum, fun := range xgb.NewExtErrorFuncs["SHAPE"] {
xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun
}
xgb.ExtLock.Unlock()
return nil
}
@@ -214,6 +213,8 @@ type CombineCookie struct {
// Combine sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func Combine(c *xgb.Conn, Operation Op, DestinationKind Kind, SourceKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16, SourceWindow xproto.Window) CombineCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'Combine' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -225,6 +226,8 @@ func Combine(c *xgb.Conn, Operation Op, DestinationKind Kind, SourceKind Kind, D
// CombineChecked sends a checked request.
// If an error occurs, it can be retrieved using CombineCookie.Check()
func CombineChecked(c *xgb.Conn, Operation Op, DestinationKind Kind, SourceKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16, SourceWindow xproto.Window) CombineCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'Combine' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -246,7 +249,9 @@ func combineRequest(c *xgb.Conn, Operation Op, DestinationKind Kind, SourceKind
b := 0
buf := make([]byte, size)
c.ExtLock.RLock()
buf[b] = c.Extensions["SHAPE"]
c.ExtLock.RUnlock()
b += 1
buf[b] = 3 // request opcode
@@ -289,6 +294,8 @@ type GetRectanglesCookie struct {
// GetRectangles sends a checked request.
// If an error occurs, it will be returned with the reply by calling GetRectanglesCookie.Reply()
func GetRectangles(c *xgb.Conn, Window xproto.Window, SourceKind Kind) GetRectanglesCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'GetRectangles' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -300,6 +307,8 @@ func GetRectangles(c *xgb.Conn, Window xproto.Window, SourceKind Kind) GetRectan
// GetRectanglesUnchecked sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func GetRectanglesUnchecked(c *xgb.Conn, Window xproto.Window, SourceKind Kind) GetRectanglesCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'GetRectangles' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -362,7 +371,9 @@ func getRectanglesRequest(c *xgb.Conn, Window xproto.Window, SourceKind Kind) []
b := 0
buf := make([]byte, size)
c.ExtLock.RLock()
buf[b] = c.Extensions["SHAPE"]
c.ExtLock.RUnlock()
b += 1
buf[b] = 8 // request opcode
@@ -390,6 +401,8 @@ type InputSelectedCookie struct {
// InputSelected sends a checked request.
// If an error occurs, it will be returned with the reply by calling InputSelectedCookie.Reply()
func InputSelected(c *xgb.Conn, DestinationWindow xproto.Window) InputSelectedCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'InputSelected' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -401,6 +414,8 @@ func InputSelected(c *xgb.Conn, DestinationWindow xproto.Window) InputSelectedCo
// InputSelectedUnchecked sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func InputSelectedUnchecked(c *xgb.Conn, DestinationWindow xproto.Window) InputSelectedCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'InputSelected' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -456,7 +471,9 @@ func inputSelectedRequest(c *xgb.Conn, DestinationWindow xproto.Window) []byte {
b := 0
buf := make([]byte, size)
c.ExtLock.RLock()
buf[b] = c.Extensions["SHAPE"]
c.ExtLock.RUnlock()
b += 1
buf[b] = 7 // request opcode
@@ -479,6 +496,8 @@ type MaskCookie struct {
// Mask sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func Mask(c *xgb.Conn, Operation Op, DestinationKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16, SourceBitmap xproto.Pixmap) MaskCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'Mask' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -490,6 +509,8 @@ func Mask(c *xgb.Conn, Operation Op, DestinationKind Kind, DestinationWindow xpr
// MaskChecked sends a checked request.
// If an error occurs, it can be retrieved using MaskCookie.Check()
func MaskChecked(c *xgb.Conn, Operation Op, DestinationKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16, SourceBitmap xproto.Pixmap) MaskCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'Mask' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -511,7 +532,9 @@ func maskRequest(c *xgb.Conn, Operation Op, DestinationKind Kind, DestinationWin
b := 0
buf := make([]byte, size)
c.ExtLock.RLock()
buf[b] = c.Extensions["SHAPE"]
c.ExtLock.RUnlock()
b += 1
buf[b] = 2 // request opcode
@@ -551,6 +574,8 @@ type OffsetCookie struct {
// Offset sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func Offset(c *xgb.Conn, DestinationKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16) OffsetCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'Offset' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -562,6 +587,8 @@ func Offset(c *xgb.Conn, DestinationKind Kind, DestinationWindow xproto.Window,
// OffsetChecked sends a checked request.
// If an error occurs, it can be retrieved using OffsetCookie.Check()
func OffsetChecked(c *xgb.Conn, DestinationKind Kind, DestinationWindow xproto.Window, XOffset int16, YOffset int16) OffsetCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'Offset' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -583,7 +610,9 @@ func offsetRequest(c *xgb.Conn, DestinationKind Kind, DestinationWindow xproto.W
b := 0
buf := make([]byte, size)
c.ExtLock.RLock()
buf[b] = c.Extensions["SHAPE"]
c.ExtLock.RUnlock()
b += 1
buf[b] = 4 // request opcode
@@ -617,6 +646,8 @@ type QueryExtentsCookie struct {
// QueryExtents sends a checked request.
// If an error occurs, it will be returned with the reply by calling QueryExtentsCookie.Reply()
func QueryExtents(c *xgb.Conn, DestinationWindow xproto.Window) QueryExtentsCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'QueryExtents' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -628,6 +659,8 @@ func QueryExtents(c *xgb.Conn, DestinationWindow xproto.Window) QueryExtentsCook
// QueryExtentsUnchecked sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func QueryExtentsUnchecked(c *xgb.Conn, DestinationWindow xproto.Window) QueryExtentsCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'QueryExtents' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -729,7 +762,9 @@ func queryExtentsRequest(c *xgb.Conn, DestinationWindow xproto.Window) []byte {
b := 0
buf := make([]byte, size)
c.ExtLock.RLock()
buf[b] = c.Extensions["SHAPE"]
c.ExtLock.RUnlock()
b += 1
buf[b] = 5 // request opcode
@@ -752,6 +787,8 @@ type QueryVersionCookie struct {
// QueryVersion sends a checked request.
// If an error occurs, it will be returned with the reply by calling QueryVersionCookie.Reply()
func QueryVersion(c *xgb.Conn) QueryVersionCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -763,6 +800,8 @@ func QueryVersion(c *xgb.Conn) QueryVersionCookie {
// QueryVersionUnchecked sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func QueryVersionUnchecked(c *xgb.Conn) QueryVersionCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'QueryVersion' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -821,7 +860,9 @@ func queryVersionRequest(c *xgb.Conn) []byte {
b := 0
buf := make([]byte, size)
c.ExtLock.RLock()
buf[b] = c.Extensions["SHAPE"]
c.ExtLock.RUnlock()
b += 1
buf[b] = 0 // request opcode
@@ -841,6 +882,8 @@ type RectanglesCookie struct {
// Rectangles sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func Rectangles(c *xgb.Conn, Operation Op, DestinationKind Kind, Ordering byte, DestinationWindow xproto.Window, XOffset int16, YOffset int16, Rectangles []xproto.Rectangle) RectanglesCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'Rectangles' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -852,6 +895,8 @@ func Rectangles(c *xgb.Conn, Operation Op, DestinationKind Kind, Ordering byte,
// RectanglesChecked sends a checked request.
// If an error occurs, it can be retrieved using RectanglesCookie.Check()
func RectanglesChecked(c *xgb.Conn, Operation Op, DestinationKind Kind, Ordering byte, DestinationWindow xproto.Window, XOffset int16, YOffset int16, Rectangles []xproto.Rectangle) RectanglesCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'Rectangles' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -873,7 +918,9 @@ func rectanglesRequest(c *xgb.Conn, Operation Op, DestinationKind Kind, Ordering
b := 0
buf := make([]byte, size)
c.ExtLock.RLock()
buf[b] = c.Extensions["SHAPE"]
c.ExtLock.RUnlock()
b += 1
buf[b] = 1 // request opcode
@@ -915,6 +962,8 @@ type SelectInputCookie struct {
// SelectInput sends an unchecked request.
// If an error occurs, it can only be retrieved using xgb.WaitForEvent or xgb.PollForEvent.
func SelectInput(c *xgb.Conn, DestinationWindow xproto.Window, Enable bool) SelectInputCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'SelectInput' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -926,6 +975,8 @@ func SelectInput(c *xgb.Conn, DestinationWindow xproto.Window, Enable bool) Sele
// SelectInputChecked sends a checked request.
// If an error occurs, it can be retrieved using SelectInputCookie.Check()
func SelectInputChecked(c *xgb.Conn, DestinationWindow xproto.Window, Enable bool) SelectInputCookie {
c.ExtLock.RLock()
defer c.ExtLock.RUnlock()
if _, ok := c.Extensions["SHAPE"]; !ok {
panic("Cannot issue request 'SelectInput' using the uninitialized extension 'SHAPE'. shape.Init(connObj) must be called first.")
}
@@ -947,7 +998,9 @@ func selectInputRequest(c *xgb.Conn, DestinationWindow xproto.Window, Enable boo
b := 0
buf := make([]byte, size)
c.ExtLock.RLock()
buf[b] = c.Extensions["SHAPE"]
c.ExtLock.RUnlock()
b += 1
buf[b] = 6 // request opcode