From 7c18a26b6a5522521ea3d83efcb8bfff7e77aa02 Mon Sep 17 00:00:00 2001
From: Julien Palard <julien@palard.fr>
Date: Sat, 23 Apr 2022 15:05:51 +0200
Subject: [PATCH] Use patched dejavu to get git and Python logo.

---
 .bashrc   | 28 +++++++++++++++++++++++++---
 README.md | 19 +++++++++++++++----
 2 files changed, 40 insertions(+), 7 deletions(-)

diff --git a/.bashrc b/.bashrc
index 3833c3e..7fad12b 100644
--- a/.bashrc
+++ b/.bashrc
@@ -46,8 +46,6 @@ USERNAME_HUE=$(( ($USERNAME_SUM + 2) % 6 + 31))
 HOSTNAME_COLOR=$'\E'"[$HOSTNAME_BOLD;${HOSTNAME_HUE}m"
 USERNAME_COLOR=$'\E'"[$USERNAME_BOLD;${USERNAME_HUE}m"
 
-WHITE=$'\E[00m'
-
 # make less more friendly for non-text input files, see lesspipe(1)
 [ -x /usr/bin/lesspipe ] && eval "$(lesspipe)"
 
@@ -72,6 +70,21 @@ do
 done
 
 
+python_ps1()
+{
+    local pypath="$(which python 2>/dev/null)"
+    if [[ -z "$pypath" ]] || [[ "$pypath" == "/usr/bin/python" ]]
+    then
+        return
+    fi
+    local relative="$(realpath --relative-to=$(pwd) -s "$pypath")"
+    if [[ ${#relative} -lt ${#pypath} ]]
+    then
+        pypath="$relative"
+    fi
+    printf "$1" "${pypath%/bin/python}"
+}
+
 if [[ "$TERM" != 'dumb' ]]
 then
     _TITLE="\[\e]0;\H \W\a\]"
@@ -79,7 +92,16 @@ else
     _TITLE=''
 fi
 _PREV_FAIL="\`PREV_FAIL=\$?; if [ \$PREV_FAIL != 0 ]; then echo \[\e[31m\]\$PREV_FAIL \[\e[0m\]; fi\`"
-PS1="$_TITLE$_PREV_FAIL\[$USERNAME_COLOR\]\u\[$WHITE\]@\[$HOSTNAME_COLOR\]\H\[$WHITE\]:\[\e[32m\]\w\[$WHITE\]"'$(__git_ps1 " (%s)")\n\$ '
+
+if ! [[ -f ~/.fonts/dejavu/DejaVuSansMonoNerdFontCompleteMono.ttf ]]
+then
+    mkdir -p ~/.fonts/dejavu/
+    wget -qO ~/.fonts/dejavu/DejaVuSansMonoNerdFontCompleteMono.ttf https://github.com/ryanoasis/nerd-fonts/raw/master/patched-fonts/DejaVuSansMono/Regular/complete/DejaVu%20Sans%20Mono%20Nerd%20Font%20Complete%20Mono.ttf
+fi
+
+PS1="$_TITLE$_PREV_FAIL\[$USERNAME_COLOR\]\u\[\e[0m\]@\[$HOSTNAME_COLOR\]\H\[\e[0m\]:\[\e[32m\]\w\[\e[0m\]"'$(python_ps1 " \[\e[30;44m\e[38;5;11m\]  %s \[\e[0m\]")$(__git_ps1 " \[\e[30;41m\e[97m\]  %s \[\e[0m\]")\n\$ '
+
+eval "$(direnv hook bash)"
 
 jsonpp()
 {
diff --git a/README.md b/README.md
index 72ae01e..e005ecc 100644
--- a/README.md
+++ b/README.md
@@ -73,16 +73,27 @@ apt install \
 ## Packages I may need
 
 ```
-apt-get install firmware-iwlwifi
-apt-get install firmware-nonfree
-apt-get install tlp  # Optimize Laptop Battery Life
-apt-get install opensc opensc-pkcs11  # For yubikey
+apt install firmware-iwlwifi
+apt install firmware-nonfree
+apt install tlp  # Optimize Laptop Battery Life
+apt install opensc opensc-pkcs11  # For yubikey
 ```
 
 With:
 
     echo'CPU_ENERGY_PERF_POLICY_ON_BAT=power > /etc/tlp.d/50-cpu.conf
 
+
+## Packages I don't want
+
+```
+aptitude purge ttf-bitstream-vera
+```
+
+see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=981577 or simply `echo $'e\xcc\x81a'`
+
+
+
 # What I typically do on a new laptop
 
  - Change grub sleep time in `/etc/default/grub` (and run `update-grub`)