From 39b2064a97b8069dd591554460f501884fe0cb1e Mon Sep 17 00:00:00 2001
From: romkatv <roman.perepelitsa@gmail.com>
Date: Sat, 9 Nov 2019 13:49:08 +0100
Subject: [PATCH] when ifconfig is not available, use ip; fixes #305

---
 internal/p10k.zsh | 34 +++++++++++++++++++++++-----------
 1 file changed, 23 insertions(+), 11 deletions(-)

diff --git a/internal/p10k.zsh b/internal/p10k.zsh
index c4e45286..2a12f1d2 100644
--- a/internal/p10k.zsh
+++ b/internal/p10k.zsh
@@ -3428,17 +3428,29 @@ _p9k_preexec() {
 
 function _p9k_set_iface() {
   _p9k_iface=()
-  [[ -x /sbin/ifconfig ]] || return
-  local line
-  local iface
-  for line in ${(f)"$(/sbin/ifconfig 2>/dev/null)"}; do
-    if [[ $line == (#b)([^[:space:]]##):[[:space:]]##flags=(<->)'<'* ]]; then
-      [[ $match[2] == *[13579] ]] && iface=$match[1] || iface=
-    elif [[ -n $iface && $line == (#b)[[:space:]]##inet[[:space:]]##([0-9.]##)* ]]; then
-      _p9k_iface[$iface]=$match[1]
-      iface=
-    fi
-  done
+  if [[ -x /sbin/ifconfig ]]; then
+    local line
+    local iface
+    for line in ${(f)"$(/sbin/ifconfig 2>/dev/null)"}; do
+      if [[ $line == (#b)([^[:space:]]##):[[:space:]]##flags=(<->)'<'* ]]; then
+        [[ $match[2] == *[13579] ]] && iface=$match[1] || iface=
+      elif [[ -n $iface && $line == (#b)[[:space:]]##inet[[:space:]]##([0-9.]##)* ]]; then
+        _p9k_iface[$iface]=$match[1]
+        iface=
+      fi
+    done
+  elif [[ -x /sbin/ip ]]; then
+    local line
+    local iface
+    for line in ${(f)"$(/sbin/ip -4 a show 2>/dev/null)"}; do
+      if [[ $line == (#b)<->:[[:space:]]##([^:]##):[[:space:]]##\<([^\>]#)\>* ]]; then
+        [[ ,$match[2], == *,UP,* ]] && iface=$match[1] || iface=
+      elif [[ -n $iface && $line == (#b)[[:space:]]##inet[[:space:]]##([0-9.]##)* ]]; then
+        _p9k_iface[$iface]=$match[1]
+        iface=
+      fi
+    done
+  fi
 }
 
 function _p9k_build_segment() {