Revert "only echo when the output pauses in shell-pipe"

This reverts commit dd6a85f480.

app.go

@@ -136,12 +136,6 @@ func (app *app) loop() {
 	clientChan := app.ui.readExpr()
 	serverChan := readExpr()
 
-	for _, path := range gConfigPaths {
-		if _, err := os.Stat(path); !os.IsNotExist(err) {
-			app.readFile(path)
-		}
-	}
-
 	if gCommand != "" {
 		p := newParser(strings.NewReader(gCommand))
 
@@ -346,41 +340,22 @@ func (app *app) runShell(s string, args []string, prefix string) {
 
 	switch prefix {
 	case "%":
-		app.cmd = cmd
-		app.cmdOutBuf = nil
-		app.ui.msg = ""
-		app.ui.cmdPrefix = ">"
-
-		reader := bufio.NewReader(out)
-		bytes := make(chan byte, 1000)
-
 		go func() {
+			app.cmd = cmd
+			app.cmdOutBuf = nil
+			app.ui.msg = ""
+			app.ui.cmdPrefix = ">"
+
+			reader := bufio.NewReader(out)
 			for {
 				b, err := reader.ReadByte()
 				if err == io.EOF {
 					break
 				}
-				bytes <- b
+				app.cmdOutBuf = append(app.cmdOutBuf, b)
-			}
+				app.ui.exprChan <- &callExpr{"echo", []string{string(app.cmdOutBuf)}, 1}
-			close(bytes)
+				if b == '\n' || b == '\r' {
-		}()
+					app.cmdOutBuf = nil
-
-		go func() {
-		loop:
-			for {
-				select {
-				case b, ok := <-bytes:
-					switch {
-					case !ok:
-						break loop
-					case b == '\n' || b == '\r':
-						app.ui.exprChan <- &callExpr{"echo", []string{string(app.cmdOutBuf)}, 1}
-						app.cmdOutBuf = nil
-					default:
-						app.cmdOutBuf = append(app.cmdOutBuf, b)
-					}
-				default:
-					app.ui.exprChan <- &callExpr{"echo", []string{string(app.cmdOutBuf)}, 1}
 				}
 			}
 

client.go

@@ -33,6 +33,12 @@ func run() {
 
 	app := newApp()
 
+	for _, path := range gConfigPaths {
+		if _, err := os.Stat(path); !os.IsNotExist(err) {
+			app.readFile(path)
+		}
+	}
+
 	if err := app.nav.readMarks(); err != nil {
 		app.ui.printf("reading marks file: %s", err)
 	}