src/common/update-lib.sh

   1 #!/bin/sh
   2
   3 # Make sure that the working directory is clean and does not have untracked
   4 # files; otherwise our semi-automatic finding the new files will not work!
   5
   6 die () {
   7         echo "$*" >&2
   8         exit 1
   9 }
  10
  11 check_pristine () {
  12         (cd / &&
  13          git diff-files --quiet &&
  14          git diff-index --cached --quiet HEAD &&
  15          others="$(git ls-files --exclude-from=.gitignore \
  16                         --exclude-per-directory=.gitignore --others)" &&
  17          test -z "$others") ||
  18                 die "State not pristine enough for successful package update"
  19 }
  20
  21 # Remove old files stored in fileList.txt
  22 pre_install () {
  23         test -z "$FILELIST" && {
  24                 echo "No file list specified for pre_install"
  25                 exit 1
  26         }
  27         ! test -s "$FILELIST" ||
  28                 cat "$FILELIST" | (cd / && xargs git rm --ignore-unmatch) ||
  29                 exit
  30 }
  31
  32 # update the index
  33 post_install () {
  34         (cd / && git add .) || exit
  35
  36         git diff --cached --diff-filter=AM --name-only |
  37                 sed -e "s/^/\//" > "$FILELIST" ||
  38                 exit
  39
  40         git add "$FILELIST" || exit
  41
  42         echo "Successfully built and installed $package $version"
  43         echo "After checking the result, please commit (possibly with --amend)"
  44         echo
  45 }
  46
  47 download () {
  48         test -z "$tar" &&
  49                 die "Script did not specify an archive"
  50         test -f "$tar" || {
  51                 echo "Downloading $tar ..."
  52                 curl $url/$tar -o $tar || exit
  53         }
  54 }
  55
  56 extract () {
  57         test -z "$d" &&
  58                 die "Script did not specify a directory"
  59         test -d "$d" || {
  60                 echo "Unpacking $tar ..."
  61                 case "$tar" in
  62                 *.tar.gz|*.tgz)
  63                         tar -xzf "$tar"
  64                         ;;
  65                 *.tar.bz2|*.tbz)
  66                         tar -xjf "$tar"
  67                         ;;
  68                 *.zip)
  69                         unzip "$tar"
  70                         ;;
  71                 esac || exit
  72         }
  73 }
  74
  75 apply_patches () {
  76         test -d "$d"/.git && return
  77         patchdir="$(pwd)"/patches
  78         (cd "$d" &&
  79          git init &&
  80          git add . &&
  81          git commit -m initial &&
  82          for p in "$patchdir"/*.patch
  83          do
  84                 git am "$p" || exit
  85          done) ||
  86         exit
  87 }
  88
  89 setup () {
  90         test -z "$d" &&
  91                 die "Script did not specify a directory"
  92         test -f "$d/Makefile" ||
  93                 (cd "$d" && ./configure $configure_options) || exit
  94 }
  95
  96 compile () {
  97         test -z "$d" &&
  98                 die "Script did not specify a directory"
  99         (cd "$d" && make) || exit
 100 }
 101
 102 download_extract_setup_and_compile () {
 103         download &&
 104         extract &&
 105         setup &&
 106         compile || exit
 107 }