From 0be806da1ce6b5869da3021f61ae3decc7b16602 Mon Sep 17 00:00:00 2001
From: Bond_009 <bond.009@outlook.com>
Date: Sat, 5 Nov 2022 17:33:42 +0100
Subject: Remove duplicates from PATH

---
 exports/.exports | 35 +++++++++++++++++++++++++++--------
 zsh/.zshrc       |  3 +++
 2 files changed, 30 insertions(+), 8 deletions(-)

diff --git a/exports/.exports b/exports/.exports
index 55c1e8b..6737695 100644
--- a/exports/.exports
+++ b/exports/.exports
@@ -1,13 +1,29 @@
 #!/bin/sh
 
 # PATH
-## Set PATH so it includes user's private bin, cargos bin and dotnet if they exist
-[ -d "$HOME/bin" ] && export PATH="$HOME/bin:$PATH"
-[ -d "$HOME/.local/bin" ] && export PATH="$HOME/.local/bin:$PATH"
-[ -d "$HOME/.cargo/bin" ] && export PATH="$HOME/.cargo/bin:$PATH"
-[ -d "$HOME/dotnet" ] && export PATH="$HOME/dotnet:$PATH" && export DOTNET_ROOT="$HOME/dotnet"
-[ -d "$HOME/.dotnet/tools" ] && export PATH="$HOME/.dotnet/tools:$PATH"
-[ -d "$HOME/pico/pico-sdk" ] && export PICO_SDK_PATH="$HOME/pico/pico-sdk"
+pathmunge () {
+    case ":${PATH}:" in
+        *:"$1":*)
+            ;;
+        *)
+            if [ "$2" = "after" ]; then
+                PATH="$PATH:$1"
+            else
+                PATH="$1:$PATH"
+            fi
+    esac
+}
+
+## Set PATH so it includes user's private bin, cross compilers, cargos bin and dotnet if they exist
+[ -d "$HOME/bin" ] && pathmunge "$HOME/bin"
+[ -d "$HOME/.local/bin" ] && pathmunge "$HOME/.local/bin"
+[ -d "$HOME/opt/cross/bin" ] && pathmunge "$HOME/opt/cross/bin"
+[ -d "$HOME/.cargo/bin" ] && pathmunge "$HOME/.cargo/bin"
+[ -d "$HOME/dotnet" ] && pathmunge "$HOME/dotnet" && export DOTNET_ROOT="$HOME/dotnet"
+[ -d "$HOME/.dotnet/tools" ] && pathmunge "$HOME/.dotnet/tools"
+
+# Force PATH to be environment
+export PATH
 
 # Colors for BSD tools
 export CLICOLOR=1
@@ -34,5 +50,8 @@ fi
 export DOTNET_CLI_TELEMETRY_OPTOUT=1
 export DOTNET_NOLOGO=1
 
-# RUST
+# Rust
 export RUST_BACKTRACE=1
+
+# Pico SDK
+[ -d "$HOME/pico/pico-sdk" ] && export PICO_SDK_PATH="$HOME/pico/pico-sdk"
diff --git a/zsh/.zshrc b/zsh/.zshrc
index 40f7fc1..fa9d898 100755
--- a/zsh/.zshrc
+++ b/zsh/.zshrc
@@ -122,3 +122,6 @@ ZSH_AUTOSUGGEST_USE_ASYNC=1
 
 # Exec general init script
 source ~/.initsh
+
+# Dedupe PATH
+typeset -U PATH
-- 
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