ebiten/internal/graphicsdriver/opengl/gles/str.go

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// Copyright 2020 The Ebiten Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package gles
// #include <stdlib.h>
import "C"
import (
"unsafe"
)
func cStringPtr(str string) (unsafe.Pointer, func()) {
s := C.CString(str)
ptr := C.malloc(C.size_t(unsafe.Sizeof((*int)(nil))))
*(*unsafe.Pointer)(ptr) = unsafe.Pointer(s)
return ptr, func() {
C.free(unsafe.Pointer(s))
C.free(ptr)
}
}