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OnKillRun feature #1914

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OnKillRun feature #1914

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9b6f7e8
implemented OnKillRun
decanus Feb 16, 2023
de76854
Merge branch 'spf13:main' into main
decanus Oct 13, 2023
5c58f7b
Update command.go
decanus Jun 20, 2024
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21 changes: 21 additions & 0 deletions command.go
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Original file line number Diff line number Diff line change
Expand Up @@ -23,9 +23,11 @@ import (
"fmt"
"io"
"os"
"os/signal"
"path/filepath"
"sort"
"strings"
"syscall"

flag "github.com/spf13/pflag"
)
Expand Down Expand Up @@ -138,6 +140,8 @@ type Command struct {
PersistentPostRun func(cmd *Command, args []string)
// PersistentPostRunE: PersistentPostRun but returns an error.
PersistentPostRunE func(cmd *Command, args []string) error
// OnKillRun: run if a commands execution is exited
OnKillRun func(cmd *Command, args []string)

// groups for subcommands
commandgroups []*Group
Expand Down Expand Up @@ -930,6 +934,23 @@ func (c *Command) execute(a []string) (err error) {
argWoFlags = a
}

if c.OnKillRun != nil {
sigchan := make(chan os.Signal)
signal.Notify(
sigchan,
syscall.SIGINT,
syscall.SIGKILL,
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syscall.SIGTERM,
syscall.SIGQUIT,
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I think we also need os.Interrupt for things to work on Windows

)

go func() {
_ = <-sigchan

c.OnKillRun(c, argWoFlags)
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}()
}

if err := c.ValidateArgs(argWoFlags); err != nil {
return err
}
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