bin/patch.sh

   1 #!/bin/bash
   2 #
   3 # Patch a fresh checkout with local adjustments.
   4
   5 if [ -z "${DOTFILES_DIR}" ]; then
   6     echo 'DOTFILES_DIR is not set.  Bailing out.'
   7     exit 1
   8 fi
   9
  10 cd "${DOTFILES_DIR}" || exit 1
  11
  12 # clone the checkout into DOTFILES_DIR/patched-src
  13 echo "clone clean checkout into patched-src"
  14 rsync -avz --delete src/ patched-src/ || exit 1
  15
  16 # apply all the patches in local-patch/
  17 for PATCH in local-patch/*.patch; do
  18     if [ -f "${PATCH}" ]; then
  19         echo "apply ${PATCH}"
  20         pushd patched-src/ > /dev/null || exit 1
  21         patch -p0 < "../${PATCH}" || exit 1
  22         popd > /dev/null || exit 1
  23     fi
  24 done
  25
  26 # remove any files marked for removal in local-patch
  27 for REMOVE in local-patch/*.remove; do
  28     if [ -f "${REMOVE}" ]; then
  29         while read LINE; do
  30             if [ -z "${LINE}" ] || [ "${LINE:0:1}" = '#' ]; then
  31                 continue  # ignore blank lines and comments
  32             fi
  33             if [ -e "patched-src/${LINE}" ]; then
  34                 echo "remove ${LINE}"
  35                 rm -rf "patched-src/${LINE}"
  36             fi
  37         done < "${REMOVE}"
  38     fi
  39 done