VERSE
ebde9ba68f
- I think it would be better if one for commands only, one for the spec handling core logic so people won't be confused by the core logic inside the commands folder (cleaner I guess) - Regen docs
39 lines
691 B
Go
39 lines
691 B
Go
package spec
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import (
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"os"
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"path/filepath"
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"sync"
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)
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var (
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pathCmds = make(map[string]bool)
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pathCmdsOnce sync.Once
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)
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// scanExternalCommands populates pathCmds with system executables
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func scanExternalCommands() {
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pathCmdsOnce.Do(func() {
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scanPath()
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})
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}
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// scanPath populates pathCmds with all executable files found in path environment variable
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func scanPath() {
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dirs := filepath.SplitList(os.Getenv("PATH"))
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for _, dir := range dirs {
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files, err := os.ReadDir(dir)
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if err != nil {
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continue
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}
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for _, f := range files {
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if !f.IsDir() {
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info, err := f.Info()
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if err == nil && info.Mode()&0111 != 0 {
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pathCmds[f.Name()] = true
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}
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}
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}
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}
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}
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