mirror of
https://github.com/norouter/norouter.git
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35 lines
820 B
Go
35 lines
820 B
Go
/*
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Copyright (C) NoRouter authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package debugutil
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import (
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"os"
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"runtime"
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)
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func NumFDs() int {
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if runtime.GOOS != "linux" {
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// unimplemented
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return -1
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}
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ents, err := os.ReadDir("/proc/self/fd")
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if err != nil {
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return -1
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}
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return len(ents)
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}
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