39 lines
927 B
Go
39 lines
927 B
Go
package sfdupes
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import (
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"context"
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"fmt"
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"io"
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"os"
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"runtime"
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)
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// runDwim implements the dwim subcommand: it runs what "sfdupes scan
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// root" runs with no flags, then what "sfdupes trees" runs, and ends
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// with a line on stderr saying how to print the report again. The dwim
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// command passes "/" as root. It catches SIGINT and SIGTERM as scan
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// does, but only during the scan. An error from the scan, an interrupt
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// included, ends it before the report. During the report, a signal
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// ends it at once, as it ends trees.
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func runDwim(ctx context.Context, root string, stdout io.Writer) error {
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scanCtx, stop := interruptContext(ctx)
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err := runScan(scanCtx, []string{root}, runtime.NumCPU(), false, false,
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nil)
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stop()
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if err != nil {
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return err
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}
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err = runTrees(ctx, stdout)
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if err != nil {
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return err
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}
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fmt.Fprintln(os.Stderr,
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`dwim: run "sfdupes trees" to print this report again`)
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return nil
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}
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