From d18cbe5943440171ad15a15d98b0a1e22a4686c3 Mon Sep 17 00:00:00 2001
From: Zeeshan Ali <zeeshan@kinvolk.io>
Date: Fri, 10 Nov 2017 16:53:32 +0100
Subject: [PATCH] examples: More robust cli arg handling

---
 examples/src/bin/decodebin.rs | 3 ++-
 examples/src/bin/playbin.rs   | 3 ++-
 examples/src/bin/player.rs    | 3 ++-
 examples/src/bin/toc.rs       | 3 ++-
 4 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/examples/src/bin/decodebin.rs b/examples/src/bin/decodebin.rs
index 40b419f87..42f2e6e2e 100644
--- a/examples/src/bin/decodebin.rs
+++ b/examples/src/bin/decodebin.rs
@@ -12,7 +12,8 @@ fn main() {
     let uri: &str = if args.len() == 2 {
         args[1].as_ref()
     } else {
-        panic!("Usage: decodebin file_path")
+        println!("Usage: decodebin file_path");
+        std::process::exit(-1);
     };
 
     let pipeline = gst::Pipeline::new(None);
diff --git a/examples/src/bin/playbin.rs b/examples/src/bin/playbin.rs
index 2fdbf554b..01b8b0881 100644
--- a/examples/src/bin/playbin.rs
+++ b/examples/src/bin/playbin.rs
@@ -12,7 +12,8 @@ fn main() {
     let uri: &str = if args.len() == 2 {
         args[1].as_ref()
     } else {
-        panic!("Usage: playbin uri")
+        println!("Usage: playbin uri");
+        std::process::exit(-1);
     };
 
     let playbin = gst::ElementFactory::make("playbin", None).unwrap();
diff --git a/examples/src/bin/player.rs b/examples/src/bin/player.rs
index 857d8a460..a0daf4417 100644
--- a/examples/src/bin/player.rs
+++ b/examples/src/bin/player.rs
@@ -70,7 +70,8 @@ fn main() {
     let uri: &str = if args.len() == 2 {
         args[1].as_ref()
     } else {
-        panic!("Usage: player uri")
+        println!("Usage: player uri");
+        std::process::exit(-1);
     };
 
     #[cfg(not(feature = "gst-player"))] {
diff --git a/examples/src/bin/toc.rs b/examples/src/bin/toc.rs
index 16fdff6c0..71b30a25e 100644
--- a/examples/src/bin/toc.rs
+++ b/examples/src/bin/toc.rs
@@ -12,7 +12,8 @@ fn main() {
     let uri: &str = if args.len() == 2 {
         args[1].as_ref()
     } else {
-        panic!("Usage: toc file_path")
+        println!("Usage: toc file_path");
+        std::process::exit(-1);
     };
 
     let pipeline = gst::Pipeline::new(None);