v0.5.0: manifests, filters, logging, docs

cmd/photoscli/runmain.go

@@ -0,0 +1,33 @@
+package main
+
+import (
+	"io"
+	"os"
+	"sync/atomic"
+
+	"gitea.k3s.k0.nu/tools/photocli/internal/photos"
+)
+
+func runMain(args []string, stdout, stderr *os.File, bridge photos.Bridge) int {
+	return runMainWithSignal(args, stdout, stderr, bridge, defaultSignalChan())
+}
+
+func runMainWithSignal(args []string, stdout *os.File, stderr io.Writer, bridge photos.Bridge, sigCh <-chan struct{}) int {
+	done := make(chan struct{})
+	var rc atomic.Int32
+
+	go func() {
+		rc.Store(int32(run(args, stdout, stderr, bridge)))
+		close(done)
+	}()
+
+	select {
+	case <-done:
+	case <-sigCh:
+		bridge.Cancel()
+		stderr.Write([]byte("\nreceived signal, finishing current file...\n"))
+		<-done
+	}
+
+	return int(rc.Load())
+}