From c5510367db582d1c0683f182dd0e151ea0ab3b5f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Fri, 10 Jun 2022 14:14:22 +0200
Subject: Improvements for NixOS

---
 config/i3blocks/scripts/allsync   | 9 ++++++---
 config/i3blocks/scripts/bandwidth | 2 +-
 config/i3blocks/scripts/email     | 2 +-
 config/i3blocks/scripts/gpu       | 4 +---
 config/i3blocks/scripts/iface     | 2 +-
 config/i3blocks/scripts/mpd       | 2 +-
 6 files changed, 11 insertions(+), 10 deletions(-)

(limited to 'config/i3blocks/scripts')

diff --git a/config/i3blocks/scripts/allsync b/config/i3blocks/scripts/allsync
index 211799d..472954f 100755
--- a/config/i3blocks/scripts/allsync
+++ b/config/i3blocks/scripts/allsync
@@ -1,6 +1,9 @@
-#!/bin/bash
-if allsync enabled; then
+#!/usr/bin/env bash
+if allsync enabled 2>/dev/null; then
 	echo "sync"
+else
 	echo
-	echo "#ffff00"
 fi
+
+echo
+echo "#ffff00"
diff --git a/config/i3blocks/scripts/bandwidth b/config/i3blocks/scripts/bandwidth
index 9b92274..d45f127 100755
--- a/config/i3blocks/scripts/bandwidth
+++ b/config/i3blocks/scripts/bandwidth
@@ -38,7 +38,7 @@ if [[ -z $INTERFACE ]] && [[ -n $BLOCK_INSTANCE ]]; then
   INTERFACE=$BLOCK_INSTANCE
 elif [[ -z $INTERFACE ]]; then
   for version in 4 6; do
-    INTERFACE=$(ip -$version r | sed -n 's/^default.*dev \([^ ]*\).*/\1/p')
+    INTERFACE=$(ip -$version r | sed -n 's/^default.*dev \([^ ]*\).*/\1/p' | head -1)
     [ -z "$INTERFACE" ] || break
   done
 fi
diff --git a/config/i3blocks/scripts/email b/config/i3blocks/scripts/email
index d2213e0..01cb5af 100755
--- a/config/i3blocks/scripts/email
+++ b/config/i3blocks/scripts/email
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 filter=("tag:unread" "and" "not" "tag:killed")
 
 part=()
diff --git a/config/i3blocks/scripts/gpu b/config/i3blocks/scripts/gpu
index 5153dba..cc257c1 100755
--- a/config/i3blocks/scripts/gpu
+++ b/config/i3blocks/scripts/gpu
@@ -1,4 +1,2 @@
-#!/bin/bash
+#!/usr/bin/env bash
 echo "$(cat /sys/class/drm/card0/device/gpu_busy_percent)%"
-echo
-echo
diff --git a/config/i3blocks/scripts/iface b/config/i3blocks/scripts/iface
index ffa576e..5daffa6 100755
--- a/config/i3blocks/scripts/iface
+++ b/config/i3blocks/scripts/iface
@@ -20,7 +20,7 @@
 # Use the provided interface, otherwise the device used for the default route.
 IF="${IFACE:-$BLOCK_INSTANCE}"
 for version in 4 6; do
-	IF="${IF:-$(ip -$version route  | sed -n 's/^default.*dev \([^ ]*\).*/\1/p')}"
+	IF="${IF:-$(ip -$version route  | sed -n 's/^default.*dev \([^ ]*\).*/\1/p' | head -1)}"
 done
 
 # Exit if there is no default route
diff --git a/config/i3blocks/scripts/mpd b/config/i3blocks/scripts/mpd
index 0f3764d..d179511 100755
--- a/config/i3blocks/scripts/mpd
+++ b/config/i3blocks/scripts/mpd
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 status="$(mpc -f "♫ %artist%, %album%, %title%" status)"
 
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