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package pinentry
import (
"fmt"
"os"
"os/exec"
"strings"
"sync/atomic"
"git.sr.ht/~rjarry/aerc/config"
"git.sr.ht/~rjarry/aerc/lib/log"
"git.sr.ht/~rjarry/aerc/lib/ui"
)
var pinentryMode int32 = 0
func Enable() {
if !config.General.UsePinentry {
return
}
if atomic.SwapInt32(&pinentryMode, 1) == 1 {
// cannot enter pinentry mode twice
return
}
ui.SuspendScreen()
}
func Disable() {
if atomic.SwapInt32(&pinentryMode, 0) == 0 {
// not in pinentry mode
return
}
ui.ResumeScreen()
}
func SetCmdEnv(cmd *exec.Cmd) {
if cmd == nil || atomic.LoadInt32(&pinentryMode) == 0 {
return
}
env := cmd.Env
if env == nil {
env = os.Environ()
}
hasTerm := false
hasGPGTTY := false
for _, e := range env {
switch {
case strings.HasPrefix(strings.ToUpper(e), "TERM="):
log.Debugf("pinentry: use %v", e)
hasTerm = true
case strings.HasPrefix(strings.ToUpper(e), "GPG_TTY="):
log.Debugf("pinentry: use %v", e)
hasGPGTTY = true
}
}
if !hasTerm {
env = append(env, "TERM=xterm-256color")
log.Debugf("pinentry: set TERM=xterm-256color")
}
if !hasGPGTTY {
tty := ttyname()
env = append(env, fmt.Sprintf("GPG_TTY=%s", tty))
log.Debugf("pinentry: set GPG_TTY=%s", tty)
}
cmd.Env = env
}
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