Andy Dixon
df8b10c6dd
Cell canvas renderer with frame cache and a perceptual 256-colour quantizer; responsive geometry (large/medium/small/too-small); squarified treemap with nested previews, LOD grouping, category colouring and adaptive labels; spatial arrow navigation with stable NodeID selection; zoom and breadcrumbs; modal system (info, help, confirm, save); list, file-type, top-N, scan-info, duplicate and comparison views; live search/filter; mouse support; move-to-trash.
33 lines
740 B
Go
33 lines
740 B
Go
package platform
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import (
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"errors"
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"os"
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"os/exec"
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"path/filepath"
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)
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// startDetached runs a helper program with an argument vector (never a
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// shell), detached from the terminal so it cannot disturb the TUI.
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func startDetached(name string, args ...string) error {
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cmd := exec.Command(name, args...)
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cmd.Stdin, cmd.Stdout, cmd.Stderr = nil, nil, nil
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if err := cmd.Start(); err != nil {
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return err
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}
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go cmd.Wait()
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return nil
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}
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// checkAbs guards helper invocations: an absolute path can never be parsed
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// as an option by the helper program.
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func checkAbs(path string) error {
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if !filepath.IsAbs(path) {
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return errors.New("refusing relative path")
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}
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if _, err := os.Lstat(path); err != nil {
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return err
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}
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return nil
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}
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