1 files changed, 117 insertions, 0 deletions
diff --git a/abs/core/vi/fetch_runtime.sh b/abs/core/vi/fetch_runtime.sh
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,117 @@
+# the purpose of this magic is to pull in the latest runtime files for vim
+# we start withe theruntime provoded by the tarballs and compare MD5s against
+# the latest runtime
+# if this fails we look in the local source cache if they have been fetched
+# for an earlier build and compare those MD5 files
+# if this fails, we fetch the stuff from online and store it in the local src
+# cache.
+# The local cache has to be set (makepkg.conf) AND it has to be writable
+
+update_runtime() {
+  _OLDDIR=$(pwd) #get absolute path
+  _errors=0
+  _ftp="ftp://ftp.vim.org/pub/vim/runtime"
+
+  # we're gonna be sneaky and grok the A-A-P recipe for the files we need
+  _recipe="getunix.aap"
+  _srccache="${SRCDEST}/vim-${_srcver}/"
+
+  echo "getting runtime recipe"
+  cd ${startdir}/src
+  [ -f "${_recipe}" ] && rm "${_recipe}"
+  wget "${_ftp}/${_recipe}" >/dev/null 2>&1
+
+  cd "${_runtimedir}"
+  _runtimedir=$(pwd) #get absolute path
+
+  # change IFS to loop line-by-line
+  _OLDIFS=$IFS
+  IFS="
+"
+  echo "begin fetching updated runtime files..."
+  for _file in $(grep "file = " "${startdir}/src/${_recipe}"); do
+    _file=$(echo ${_file} | sed "s|.*file = \(.*\)|\1|")
+    _md5=$(grep -A2 "file = ${_file} *$" "${startdir}/src/${_recipe}" | \
+          grep "get_md5" | \
+          sed 's|@if get_md5(file) != "\(.*\)":|\1|g')
+    _dir=$(dirname "${_file}")
+
+    mkdir -p "${_dir}"
+
+    echo -e "\t${_file}"
+    _havefile=0
+    # if we have the file and the MD5sum fails, we technically don't have the file
+    if [ -f ${_file} ]; then
+      # MD5 fails ? ... we don't have the file
+      if [ $(echo "${_md5}  ${_file}" | md5sum --status -c -) ]; then
+        rm ${_file}
+      else
+        _havefile=1
+      fi
+    fi
+    # look files that were not copied from the unzipped sources
+    _cachefile=${startdir}/src/vim$(echo ${_srcver} | sed "s/\.//")/runtime/${_file}
+    if [ ${_havefile} -ne 1 -a -f ${_cachefile} ]; then
+      # MD5 fails ? ... we lookup if we downloaded another version earlier
+      if [ $(echo "${_md5}  ${_cachefile}" | md5sum --status -c -) ]; then
+        _cachefile=${_srccache}/${_file}
+        if [ -f ${_cachefile} ]; then
+          if [ $(echo "${_md5}  ${_cachefile}" | md5sum --status -c -) ]; then
+            rm ${_cachefile}
+          else
+            cp ${_cachefile} ${_dir}
+            _havefile=1
+          fi
+        fi
+      else
+        cp ${_cachefile} ${_dir}
+        _havefile=1
+      fi
+    fi
+    # look up the local $SRCDEST
+    _cachefile=${_srccache}/${_file}
+    if [ ${_havefile} -ne 1 -a -f ${_cachefile} ]; then
+      # MD5 fails ? ... we don't have the file
+      if [ $(echo "${_md5}  ${_cachefile}" | md5sum --status -c -) ]; then
+        rm ${_cachefile}
+      else
+        cp ${_cachefile} ${_dir}
+        _havefile=1
+      fi
+    fi
+    # so we finally have to fetch it and store it to $SRCDEST (cache)
+    if [ ${_havefile} -ne 1 ]; then
+      echo -n -e "\t ... fetching file ${_file} ..."
+      cd "${_dir}"
+      wget "${_ftp}/${_file}" >/dev/null 2>&1
+      cd "${_runtimedir}"
+      # store freshly downloaded file in SRCDEST
+      mkdir -p ${_srccache}/${_dir}
+      cp ${_file} ${_srccache}/${_dir}
+      echo -e " done!"
+    fi
+
+   # check the MD5 sum finally
+    if [ $(echo "${_md5}  ${_file}" | md5sum --status -c -) ]; then
+      echo "!!!! md5sum check for ${_file} failed !!!!"
+      errors=$((${_errors} + 1))
+    fi
+  done
+  IFS=${_OLDIFS}
+
+  echo "vim runtime got updated"
+
+  if [ ${_errors} -gt 0 ]; then
+    echo "${_errors} failed MD5 checks while updating runtime files -> build can't be completed"
+    return 1
+  else
+    echo -e "\tpatching filetype.vim for better handling of pacman related files ..."
+    sed -i "s/rpmsave/pacsave/;s/rpmnew/pacnew/;s/,\*\.ebuild/\0,PKGBUILD*,*.install/" filetype.vim
+    sed -i "/find the end/,+3{s/changelog_date_entry_search/changelog_date_end_entry_search/}" ftplugin/changelog.vim
+  fi
+  # make Aaron happy
+  wget http://www.vim.org/scripts/download_script.php\?src_id=7766 \
+    -O autoload/pythoncomplete.vim
+  cd "${_OLDDIR}"
+  return 0
+}