set terminal titlev0.1.31

1 files changed, 50 insertions, 0 deletions

diff --git a/setTerminalTitle.go b/setTerminalTitle.go
new file mode 100644
index 0000000..ae3b951
--- /dev/null
+++ b/setTerminalTitle.go
@@ -0,0 +1,50 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/exec"
+)
+
+// setTitle prints the escape sequence to change the terminal title.
+func setTitle(title string) {
+	fmt.Printf("\033]2;%s\007", title)
+}
+
+// resetTitle prints the escape sequence to clear the title.
+// Most terminals will revert to their default profile title.
+func resetTitle() {
+	fmt.Printf("\033]2;\007")
+}
+
+func setTerminalTitle(title string, command string, args []string) {
+	// 2. Defer the title reset. This is the crucial part.
+	// `defer` ensures that resetTitle() is called right before the main function exits,
+	// no matter what happens—success, error, or panic.
+	defer resetTitle()
+
+	setTitle(title)
+
+	cmd := exec.Command(command, args...)
+
+	// 5. Connect the command's I/O to our program's I/O.
+	// This makes the command fully interactive and ensures you see its output.
+	cmd.Stdin = os.Stdin
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+
+	// 6. Run the command.
+	err := cmd.Run()
+
+	// 7. If the command failed, exit with its status code to be a good citizen.
+	if err != nil {
+		// Try to get the original exit code.
+		if exitError, ok := err.(*exec.ExitError); ok {
+			os.Exit(exitError.ExitCode())
+		} else {
+			// A different error occurred (e.g., command not found).
+			fmt.Fprintf(os.Stderr, "Error running command: %v\n", err)
+			os.Exit(1)
+		}
+	}
+}