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")) == "$below" ]]; then
  35             sysv lnf -T "$path" "$HOME/${path#$root/}"
  36         elif [[ -d "$path" ]]; then
  37             subdir-link-r "$root" "$path"
  38         fi
  39     done
  40 }
  41
  42 common-file-setup() {
  43     if [[ -e $1/subdir_files ]]; then
  44         subdir-link-r $1/subdir_files
  45     fi
  46     local x=( $1/!(subdir_files|filesystem) )
  47     (( ${#x[@]} >= 1 )) || return 0
  48     sysv lnf ${x[@]} ~
  49     # as of this writing, it doesn't exist in /a/c, but I've used it in the past.
  50     if [[ -e $1/filesystem && $USER == ian ]]; then
  51         sysv s cp -R $1/filesystem/* /
  52     fi
  53 }
  54
  55 case $USER in
  56     ian)
  57         # p needs to go first so .ssh link is created, then config link inside it
  58         for dir in {/a/c,/p/c}{,/machine_specific/$HOSTNAME}; do
  59             common-file-setup $dir
  60         done
  61         sudo -u traci "$BASH_SOURCE"
  62         ;;
  63     traci)
  64         for dir in /a/c{,/machine_specific/$HOSTNAME}; do
  65             common-file-setup $dir
  66         done
  67         ;;
  68     *)
  69         echo "$0: error: run as ian or traci"
  70         exit 1
  71         ;;
  72 esac