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
  59 #### if (in
  60 # noninteractive ssh shells or tty). tty because often i use it when
  61 # something is going and io is slow and my bashrc is too slow.
  62 if [[ $LC_USEBASHRC != t && ( $SSH_CONNECTION || $TERM == linux ) ]];  then
  63   # Here we did not opt-in to running our .bashrc file so we just
  64   # return, but we still setup a function to source it without returning
  65   # so if we want it we don't have to restart our ssh connection.
  66   brc() {
  67     export LC_USEBASHRC=t
  68     # shellcheck disable=SC1090 # obviously, no need to follow a sourcing of this file
  69     source ~/.bashrc
  70   }
  71   return 0
  72 else
  73
  74   ###### Begin sourcing of files #####
  75
  76   # The distinction between login and non-login shells is super lame
  77   # and pretty random. get rid of that distinction.
  78   if ! shopt -q login_shell; then
  79     if [[ -r /etc/profile ]]; then
  80       source /etc/profile
  81     fi
  82     # note, this is not exactly the same as a login shell, because that
  83     # reads ~/.bash_profile or alternative, which usually just sources
  84     # this file, and we don't want to do that and cause an infinite
  85     # loop.
  86   fi
  87
  88   # source brc and brc2 if they exist. We have to readlink because we
  89   # could be using sl() from ./brc.
  90   _tmp=$(readlink -f ${BASH_SOURCE[0]})
  91   bashrc_dir=${_tmp%/*}
  92   _tmp=$bashrc_dir/brc
  93   if [[ -s $bashrc_dir ]]; then
  94     # shellcheck source=./brc
  95     source $_tmp
  96   fi
  97   # brc2 is for things i dont necessarily want on every system
  98   _tmp=$bashrc_dir/brc2
  99   if [[ -s $_tmp ]]; then
 100     # shellcheck source=./brc2
 101     source $_tmp
 102   else
 103     # This check is for when running the sl() command,
 104     # and the remote host got its type misidentified.
 105     _tmp=$bashrc_dir/../brc2
 106     if [[ -s $_tmp ]]; then
 107       # shellcheck source=./brc2
 108       source $_tmp
 109     fi
 110   fi
 111   if [[ $IANK_BASHRC_RUN ]]; then
 112     $IANK_BASHRC_RUN ||:
 113   fi
 114   ###### End sourcing of files #####
 115 fi
 116 #### end section that works with sl() function to return from
 117 #### noninteractive ssh shells
 118
 119
 120 # ensure no bad programs appending to this file will have an affect
 121 return 0
 122
 123 # kitty puts this here on startup, i need to build with some option to
 124 # avoid it, whatever.
 125
 126 ## BEGIN_KITTY_SHELL_INTEGRATION
 127 # if test -n "$KITTY_INSTALLATION_DIR" -a -e "$KITTY_INSTALLATION_DIR/shell-integration/bash/kitty.bash"; then source "$KITTY_INSTALLATION_DIR/shell-integration/bash/kitty.bash"; fi
 128 ## END_KITTY_SHELL_INTEGRATION
 129
 130 # Automatically added by the Guix install script.
 131 if [ -n "$GUIX_ENVIRONMENT" ]; then
 132     if [[ $PS1 =~ (.*)"\\$" ]]; then
 133         PS1="${BASH_REMATCH[1]} [env]\\\$ "
 134     fi
 135 fi