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

   1 #!/bin/bash -l
   2
   3 set -eE -o pipefail
   4 trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?"' ERR
   5
   6
   7 sysv() {
   8     e "$@"
   9     "$@"
  10 }
  11
  12
  13 shopt -s nullglob
  14 shopt -s extglob
  15
  16 # if we make a link back to the root, traversing the subdirs stops.
  17 # This makes it so we can do subdir directories. Must call with absolute
  18 # paths.
  19
  20 subdir-link-r() {
  21     local root="$1"
  22     local targets=()
  23     if [[ $2 ]]; then
  24         targets=( "$2"/!(.git) )
  25     else
  26         for f in "$1"/!(.git); do
  27             [[ -d $f ]] && targets+=("$f") ||:
  28         done
  29     fi
  30     local below="$( readlink -f "$root/..")"
  31     for path in "${targets[@]}"; do
  32         local fullpath="$(readlink -f "$path")"
  33         #e $fullpath $below # debug
  34         if [[ -f $path || $(dirname $(readlink -f "$fullpath")) == "$below" ]]; then
  35             if [[ $dir == /p/* ]]; then
  36                 homes=(/home/ian)
  37             else
  38                 homes=(/home/*)
  39             fi
  40             for user in ${homes[@]}; do
  41                 sysv lnf -T "$path" "$user/${path#$root/}"
  42             done
  43         elif [[ -d "$path" ]]; then
  44             subdir-link-r "$root" "$path"
  45         fi
  46     done
  47 }
  48
  49 common-file-setup() {
  50     if [[ -e $1/subdir_files ]]; then
  51         subdir-link-r $1/subdir_files
  52     fi
  53     local x=( $1/!(subdir_files|filesystem) )
  54     (( ${#x[@]} >= 1 )) || return 0
  55     sysv lnf ${x[@]} ~
  56     # as of this writing, it doesn't exist in /a/c, but I've used it in the past.
  57     if [[ -e $1/filesystem ]]; then
  58         sysv s cp -R $1/filesystem/* /
  59     fi
  60 }
  61
  62 # p needs to go first so .ssh link is created, then config link inside it
  63 for dir in {/a/c,/p/c}{,/machine_specific/$HOSTNAME}; do
  64     common-file-setup $dir
  65 done