iankelling.org Git - distro-setup/blob - .bashrc

   1 #!/bin/bash
   2 # I, Ian Kelling, follow the GNU license recommendations at
   3 # https://www.gnu.org/licenses/license-recommendations.en.html. They
   4 # recommend that small programs, < 300 lines, be licensed under the
   5 # Apache License 2.0. This file contains or is part of one or more small
   6 # programs. If a small program grows beyond 300 lines, I plan to switch
   7 # its license to GPL.
   8
   9 # Copyright 2024 Ian Kelling
  10
  11 # Licensed under the Apache License, Version 2.0 (the "License");
  12 # you may not use this file except in compliance with the License.
  13 # You may obtain a copy of the License at
  14
  15 #     http://www.apache.org/licenses/LICENSE-2.0
  16
  17 # Unless required by applicable law or agreed to in writing, software
  18 # distributed under the License is distributed on an "AS IS" BASIS,
  19 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  20 # See the License for the specific language governing permissions and
  21 # limitations under the License.
  22
  23 # shellcheck disable=SC2317
  24
  25 # to debug
  26 #set -x
  27 # redirect output to log file. this doesn't work. todo figure out why
  28 #exec 1>>/a/tmp/bashlog
  29 #exec 2>>/a/tmp/bashlog
  30
  31
  32
  33 # History related options first and always, or else we risk screwing up
  34 # the history file. This is duplicated in ~/.bash_profile just for good
  35 # measure
  36
  37 # History file size limit, set to unlimited.
  38 # this needs to be different from the default because
  39 # default HISTFILESIZE is 500 and could clobber our history
  40 HISTFILESIZE=
  41 # max commands 1 session can append/read from history
  42 HISTSIZE=1000000
  43 # the time format display when doing the history command
  44 # also, setting this makes the history file record time
  45 # of each command as seconds from the epoch
  46 HISTTIMEFORMAT="%Y-%m-%d %I:%M %p "
  47 # consecutive duplicate lines dont go in history
  48 HISTCONTROL=ignoredups
  49 # This works in addition to HISTCONTROL to do more flexible things
  50 # it could also do the same things as HISTCONTROL and thus replace it,
  51 # but meh. dunno why, but just " *" does glob expansion, so use [ ] to avoid it.
  52 HISTIGNORE='pass *:otp *:oathtool *:histrm *'
  53
  54 # note: duplicated in /a/bin/ds/filesystem/etc/profile.d/environment.sh
  55 umask 022
  56
  57
  58 if [[ $EUID == 1000 && $TERM == linux && ! $DISPLAY && $(tty) = /dev/tty1 && -x /usr/bin/startx ]]; then
  59   if tmp=$(systemctl status |& head) && \
  60       grep -qi '^ *state: running' <<<"$tmp"  && grep -qi '^ *failed: 0' <<<"$tmp" && grep -qi '^ *jobs: 0' <<<"$tmp"; then
  61     startx
  62   else
  63     echo "systemctl status |& head:"
  64     printf "%s\n" "$tmp"
  65     echo: systemctl list-jobs:
  66     systemctl list-jobs
  67   fi
  68 fi
  69
  70 #### if (in
  71 # noninteractive ssh shells or tty). tty because often i use it when
  72 # something is going and io is slow and my bashrc is too slow.
  73 if [[ $LC_USEBASHRC != t && ( $SSH_CONNECTION || $TERM == linux ) ]];  then
  74   # Here we did not opt-in to running our .bashrc file so we just
  75   # return, but we still setup a function to source it without returning
  76   # so if we want it we don't have to restart our ssh connection.
  77   brc() {
  78     export LC_USEBASHRC=t
  79     # shellcheck disable=SC1090 # obviously, no need to follow a sourcing of this file
  80     source ~/.bashrc
  81   }
  82   return 0
  83 else
  84
  85   ###### Begin sourcing of files #####
  86
  87   # The distinction between login and non-login shells is super lame
  88   # and pretty random. get rid of that distinction.
  89   if ! shopt -q login_shell; then
  90     if [[ -r /etc/profile ]]; then
  91       source /etc/profile
  92     fi
  93     # note, this is not exactly the same as a login shell, because that
  94     # reads ~/.bash_profile or alternative, which usually just sources
  95     # this file, and we don't want to do that and cause an infinite
  96     # loop.
  97   fi
  98
  99   # source brc and brc2 if they exist. We have to readlink because we
 100   # could be using sl() from ./brc.
 101   _tmp=$(readlink -f ${BASH_SOURCE[0]})
 102   bashrc_dir=${_tmp%/*}
 103   _tmp=$bashrc_dir/brc
 104   if [[ -s $bashrc_dir ]]; then
 105     # shellcheck source=./brc
 106     source $_tmp
 107   fi
 108   # brc2 is for things i dont necessarily want on every system
 109   _tmp=$bashrc_dir/brc2
 110   if [[ -s $_tmp ]]; then
 111     # shellcheck source=./brc2
 112     source $_tmp
 113   else
 114     # This check is for when running the sl() command,
 115     # and the remote host got its type misidentified.
 116     _tmp=$bashrc_dir/../brc2
 117     if [[ -s $_tmp ]]; then
 118       # shellcheck source=./brc2
 119       source $_tmp
 120     fi
 121   fi
 122   if [[ $IANK_BASHRC_RUN ]]; then
 123     $IANK_BASHRC_RUN ||:
 124   fi
 125   ###### End sourcing of files #####
 126 fi
 127 #### end section that works with sl() function to return from
 128 #### noninteractive ssh shells
 129
 130
 131 # ensure no bad programs appending to this file will have an affect
 132 return 0
 133
 134 # kitty puts this here on startup, i need to build with some option to
 135 # avoid it, whatever.
 136
 137 ## BEGIN_KITTY_SHELL_INTEGRATION
 138 # if test -n "$KITTY_INSTALLATION_DIR" -a -e "$KITTY_INSTALLATION_DIR/shell-integration/bash/kitty.bash"; then source "$KITTY_INSTALLATION_DIR/shell-integration/bash/kitty.bash"; fi
 139 ## END_KITTY_SHELL_INTEGRATION
 140
 141 # Automatically added by the Guix install script.
 142 if [ -n "$GUIX_ENVIRONMENT" ]; then
 143   if [[ $PS1 =~ (.*)"\\$" ]]; then
 144     PS1="${BASH_REMATCH[1]} [env]\\\$ "
 145   fi
 146 fi