From 747b94b1b6b8450375a2b1619d8a5c7336be1852 Mon Sep 17 00:00:00 2001
From: Dominik Ritter <dritter03@googlemail.com>
Date: Wed, 23 Jan 2019 19:10:46 +0100
Subject: Match VPN interface fuzzy on Linux

---
 powerlevel9k.zsh-theme | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

(limited to 'powerlevel9k.zsh-theme')

diff --git a/powerlevel9k.zsh-theme b/powerlevel9k.zsh-theme
index 081562b5..3db36050 100755
--- a/powerlevel9k.zsh-theme
+++ b/powerlevel9k.zsh-theme
@@ -620,8 +620,15 @@ prompt_public_ip() {
           fi
         done
       else
-        local interface=$(${ROOT_PREFIX}/sbin/ip -brief -4 a show "${POWERLEVEL9K_PUBLIC_IP_VPN_INTERFACE}")
-        [[ -n "$interface" ]] && icon='VPN_ICON'
+        local -a interfaces
+        interfaces=( "${(f)$(${ROOT_PREFIX}/sbin/ip -brief -4 a show)}" )
+        local pattern="^${POWERLEVEL9K_PUBLIC_IP_VPN_INTERFACE}[ ]+UP[ ]+"
+        for interface in "${(@)interfaces}"; do
+          if [[ "$interface" =~ $pattern ]]; then
+            icon='VPN_ICON'
+            break
+          fi
+        done
       fi
     fi
     $1_prompt_segment "$0" "$2" "$DEFAULT_COLOR" "$DEFAULT_COLOR_INVERTED" "${public_ip}" "$icon"
-- 
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