From 234d86b6fb84d45522f521087b9a3f15de7de237 Mon Sep 17 00:00:00 2001
From: "R. P. Clark" <robin48gx@gmail.com>
Date: Mon, 1 Dec 2025 15:52:40 +0000
Subject: [PATCH 1/2] rename a mac on the lan

---
 rename_mac.sh | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100755 rename_mac.sh

diff --git a/rename_mac.sh b/rename_mac.sh
new file mode 100755
index 0000000..194f97c
--- /dev/null
+++ b/rename_mac.sh
@@ -0,0 +1,4 @@
+sudo scutil --set ComputerName $1
+sudo scutil --set HostName $1
+sudo scutil --set LocalHostName $1
+

From e3c22cb86708b9a910a8bee48ee7da2ab4c732ab Mon Sep 17 00:00:00 2001
From: robin <r.clark@energytechnologycontrol.com>
Date: Sat, 31 Jan 2026 09:46:35 +0000
Subject: [PATCH 2/2] MAC copy to ~/.zshrc

---
 zshrc.zshrc | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 zshrc.zshrc

diff --git a/zshrc.zshrc b/zshrc.zshrc
new file mode 100644
index 0000000..4027f48
--- /dev/null
+++ b/zshrc.zshrc
@@ -0,0 +1,81 @@
+alias pyviz='source ~/pyviz/bin/activate'
+
+export STM32_PRG_PATH=/Applications/STMicroelectronics/STM32Cube/STM32CubeProgrammer/STM32CubeProgrammer.app/Contents/MacOs/bin
+
+# ------------------------------------------------------------
+# Basic environment
+# ------------------------------------------------------------
+
+export EDITOR=vi
+export PAGER=less
+export LANG=en_GB.UTF-8
+
+# ------------------------------------------------------------
+# History (zsh-native, better than bash)
+# ------------------------------------------------------------
+
+HISTFILE=~/.zsh_history
+HISTSIZE=50000
+SAVEHIST=50000
+
+setopt INC_APPEND_HISTORY
+setopt SHARE_HISTORY
+setopt HIST_IGNORE_ALL_DUPS
+setopt HIST_REDUCE_BLANKS
+
+# ------------------------------------------------------------
+# Completion system
+# ------------------------------------------------------------
+
+autoload -Uz compinit
+compinit
+
+# ------------------------------------------------------------
+# Git branch helper (explicit NO GIT REPO)
+# ------------------------------------------------------------
+
+
+
+
+
+# ------------------------------------------------------------
+# Aliases (bash-compatible)
+# ------------------------------------------------------------
+
+alias ll='ls -lh'
+alias la='ls -A'
+alias l='ls -CF'
+alias gs='git status'
+alias gd='git diff'
+
+# ------------------------------------------------------------
+# Path additions (example)
+# ------------------------------------------------------------
+
+export PATH="$HOME/bin:$PATH"
+
+
+# ------------------------------------------------------------
+# Git branch helper (branch only, explicit NO GIT REPO)
+# ------------------------------------------------------------
+
+git_branch() {
+  if git rev-parse --is-inside-work-tree >/dev/null 2>&1; then
+    git symbolic-ref --short HEAD 2>/dev/null || echo "DETACHED"
+  else
+    echo "NO GIT REPO"
+  fi
+}
+
+# ------------------------------------------------------------
+# Prompt with colours
+# ------------------------------------------------------------
+
+setopt PROMPT_SUBST
+setopt NO_NOMATCH
+
+# Colours:
+# %F{colour} ... %f   = foreground colour on/off
+
+PROMPT='%n@%F{208}%m%f %F{green}%~%f [%F{red}$(git_branch)%f] %# '
+