From 128d390e9cd1ca3346f86336081e651df8e5639e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Mart=C3=AD?= <mvdan@mvdan.cc>
Date: Fri, 29 Apr 2016 20:49:19 +0100
Subject: [PATCH] wait-for-emulator: don't prepend "unknown"

This way, error lines like this one:

    Waiting for emulator to start: unknown: error: no devices found

Become:

    Waiting for emulator to start: error: no devices found
---
 tools/wait-for-emulator | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/tools/wait-for-emulator b/tools/wait-for-emulator
index 7b772a250..97e3bb680 100755
--- a/tools/wait-for-emulator
+++ b/tools/wait-for-emulator
@@ -16,7 +16,7 @@ explain() {
 	elif [[ "$1" =~ "running" ]]; then
 		printf "booting"
 	else
-		printf "unknown: $1"
+		printf "$1"
 	fi
 }
 
@@ -31,10 +31,9 @@ while true; do
 	if [[ "$out" =~ "stopped" ]]; then
 		break
 	fi
-	exp=$(explain "$out")
 	let "r = sec % 5"
 	if [[ $r -eq 0 ]]; then
-		echo "Waiting for emulator to start: $exp"
+		echo "Waiting for emulator to start: $(explain "$out")"
 	fi
 	sleep 1
 	let "sec++"