wehub-resource-sync
46 lines
1.2 KiB
Go
46 lines
1.2 KiB
Go
// Copyright 2025 Dolthub, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build !darwin
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package extension_cgo
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/*
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#include "exports.h"
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*/
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import "C"
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import "unsafe"
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//export strlcpy
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func strlcpy(dst *C.char, src *C.pgext_const_char, size C.size_t) C.size_t {
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var srcLen C.size_t
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for {
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if *(*C.char)(unsafe.Pointer(uintptr(unsafe.Pointer(src)) + uintptr(srcLen))) == 0 {
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break
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}
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srcLen++
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}
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if size != 0 {
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n := srcLen
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if n >= size {
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n = size - 1
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}
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dstSlice := unsafe.Slice((*byte)(unsafe.Pointer(dst)), int(n+1))
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srcSlice := unsafe.Slice((*byte)(unsafe.Pointer(src)), int(n))
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copy(dstSlice, srcSlice)
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dstSlice[n] = 0
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}
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return srcLen
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}
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