iankelling.org Git - buildscripts/blob - emacs

   1 #!/bin/bash
   2 # I, Ian Kelling, follow the GNU license recommendations at
   3 # https://www.gnu.org/licenses/license-recommendations.en.html. They
   4 # recommend that small programs, < 300 lines, be licensed under the
   5 # Apache License 2.0. This file contains or is part of one or more small
   6 # programs. If a small program grows beyond 300 lines, I plan to switch
   7 # its license to GPL.
   8
   9 # Copyright 2024 Ian Kelling
  10
  11 # Licensed under the Apache License, Version 2.0 (the "License");
  12 # you may not use this file except in compliance with the License.
  13 # You may obtain a copy of the License at
  14
  15 #     http://www.apache.org/licenses/LICENSE-2.0
  16
  17 # Unless required by applicable law or agreed to in writing, software
  18 # distributed under the License is distributed on an "AS IS" BASIS,
  19 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  20 # See the License for the specific language governing permissions and
  21 # limitations under the License.
  22
  23
  24 if [[ -s ~/.bashrc ]];then . ~/.bashrc;fi
  25
  26 #set -x
  27 # arg = git commit to check out
  28
  29 update=false
  30 bootstrap=false
  31 recompile=false
  32 show_pkgs=false
  33 dryrun=false
  34
  35 while [[ $1 == -* ]]; do
  36   case $1 in
  37     -b) bootstrap=true; recompile=true ;;
  38     -n) dryrun=true ;;
  39     -r) recompile=true ;;
  40     --no-r) recompile=false ;;
  41     -u) update=true ;;
  42     -p) show_pkgs=true ;;
  43     --) break ;;
  44     *) echo "$0: error: bad arg: $1" >&2; exit 1 ;;
  45   esac
  46   shift
  47 done
  48
  49
  50 # Og = optmize, but keep gdb working
  51 export CFLAGS="-Og -g3"
  52
  53 export DEBIAN_FRONTEND=noninteractive
  54 pupdate
  55
  56 # some distros, the package name is like emacs25, some its just emacs
  57 ver=$(apt-cache showsrc emacs | sed -rn 's/^Version: 1:([0-9]+).*/\1/p' | sort -n | tail -n1) ||:
  58 for x in {35..25} ""; do
  59   if [[ $ver ]] && (( ver >= x )); then
  60     echo latest_emacs=emacs
  61     latest_emacs=emacs
  62     break
  63   fi
  64   if apt-cache showsrc emacs$x 2>/dev/null |grep . &>/dev/null; then
  65     echo latest_emacs=$x
  66     latest_emacs=emacs$x
  67     break
  68   fi
  69 done
  70
  71 # ccache is a missing build dep for mu
  72 pkgs=(gawk attr autoconf-archive git install-info ccache)
  73 ##### warning, apt-rdepends seems to look at the newest version of the package,
  74 ##### not the one that build-dep would install.
  75 if $show_pkgs; then
  76   echo ${pkgs[*]}
  77   for x in $latest_emacs maildir-utils; do
  78     # todo, this gives fake provided packages like mailx, and then
  79     # fai ignores them.
  80     # https://askubuntu.com/questions/21379/how-do-i-find-the-build-dependencies-of-a-package
  81     if ! type -p apt-rdepends &>/dev/null; then
  82       sudo apt-get -y install --purge --auto-remove apt-rdepends
  83     fi
  84     apt-rdepends -p --build-depends --follow=DEPENDS $x/$(debian-codename)|sed -rn 's/^\s*Build-Depends: (\S+).*/\1/p'
  85   done
  86   exit 0
  87 fi
  88
  89
  90 #building emacs, INSTALL.BZR
  91
  92 # gawk and attr were no longer automatically installed in stretch,
  93 # looking back, i assume i got some error.
  94 # autoconf-archive due to come error
  95 pi ${pkgs[@]}
  96
  97 #git repo
  98 dir=/a/opt/emacs-$(distro-name)$(distro-num)
  99 last_build=$dir/iank-emacs-build
 100
 101 # e/e because autofs failing to mount will make it so
 102 # you cant ls whatever directory it is in, so we
 103 # need an extra directory. i dunno why this was like this instead of just $dir-nox.
 104 #dirs=($dir $dir-nox/.iank/e/e)
 105
 106 dirs=($dir $dir-nox)
 107
 108 m cd /a/opt/emacs
 109
 110 if [[ -e $dir ]]; then
 111   m cd $dir
 112   rev=$(cat $last_build 2>/dev/null) ||:
 113   head=$(git rev-parse HEAD)
 114   if ! $recompile && ! $bootstrap && [[ $rev == "$head" ]]; then
 115     echo "already compiled"
 116     installed_info=$(file $(readlink -f $(type -P emacs)))
 117     build_info=$(file $dir/src/emacs)
 118     if [[ $installed_info == "$build_info" ]]; then
 119       echo "already installed exiting"
 120       # this isn't perfect, because install could partially fail or the
 121       # command after it could
 122       exit 0
 123     fi
 124   fi
 125   if [[ $rev != "$head" ]]; then
 126     bootstrap=true
 127   fi
 128 else
 129   head=$(git rev-parse HEAD)
 130   bootstrap=true
 131 fi
 132
 133 if $dryrun; then
 134   echo recompile=$recompile bootstrap=$bootstrap update=$update
 135   exit 0
 136 fi
 137
 138 if $bootstrap; then
 139   m rsync --delete -ra /a/opt/emacs/ $dir
 140   recompile=true
 141 fi
 142
 143 case $(distro-name) in
 144   fedora )
 145     logq s yum-builddep -y emacs
 146     logq pi texlive-dvipng
 147     ;;&
 148   debian|ubuntu|trisquel)
 149     # todo: unknown for other distros, this will fail
 150     logq p -y build-dep maildir-utils
 151     # oddly, on ubuntu 14.04 this installs postfix, but I dun care
 152     # ubuntu 14.04 gave this error message
 153     # Unable to satisfy the build-depends: Build-Depends: libpng-dev
 154     # this is satisfied by dvipng. the build-dep is just wrong
 155     # minor bug I'm not going to bother reporting.
 156     #
 157     # note, useful command to see build dep packagages:
 158     # apt-rdepends --build-depends --follow=DEPENDS emacs25
 159     logq p -y build-dep $latest_emacs
 160     ;;&
 161 esac
 162
 163 if $recompile; then
 164
 165   nox=false
 166   for d in ${dirs[@]}; do
 167     if $nox; then
 168       # Commented stuff in this block had something to do with ssh / autofs, im not really using nox right now,
 169       # so unless I figure out why it was this way, ignore this.
 170       # m mkdir -p ${d%/*}
 171       m rsync --delete -ra $dir/ $d
 172       #
 173       # mp=$HOME/.iank/e/e
 174       # if mountpoint $mp &>/dev/null; then
 175       #   m sudo umount $mp
 176       # fi
 177       # m mkdir -p $mp
 178       # m sudo mount -o bind $d $mp
 179       # m sudo chown $USER:$USER $mp
 180       # m cd $mp
 181
 182       #  instead of $mp above
 183       m cd $d
 184     else
 185       m cd $d
 186     fi
 187     # todo, consider when this should be uncommented
 188     #logq s make uninstall
 189     m find ~/.emacs.d/ -name '*.elc' -delete
 190
 191     # git version
 192     if [[ $1 ]]; then
 193       m i clean -xxxfd
 194     elif $update; then
 195       m i fetch
 196       m i clean -xxxffd
 197       m i reset --hard origin/master
 198       m i clean -xxxffd
 199     fi
 200     # autogen is usually only for the first build, assume it works
 201     logq ./autogen.sh all
 202     # I tried changing O2 to O3, don't know if it made it faster or slower so I went back to 02.
 203     # Also, link-time-optimization based on ./INSTALL
 204
 205     # for debugging, use -Og, or -O0 to make debug really correspond to sources
 206     # dunno why I have had -std=gnu99 in the past
 207     #CFLAGS='-std=gnu99 -g3 -Og'
 208     export CFLAGS='-g3 -Og'
 209     #CFLAGS='-std=gnu99 -g3 -O2' logq ./configure --enable-link-time-optimization
 210     # on ubuntu 12.04, the above fails, says my c compiler won't work, so intead, just use defaults
 211     if $nox; then
 212       # mix of flags from arch and debians build flags
 213       # note, youd think we could just run make again, but the
 214       # build system isnt smart enough, we have to recompile
 215       # from scratch.
 216       logq ./configure --without-x --without-sound --without-gsettings --without-gconf
 217       ln -s ~/.emacs.d .
 218     else
 219       logq ./configure
 220     fi
 221     logq make -j `nproc` bootstrap
 222     logq make -j `nproc`
 223     if ! $nox; then
 224       logq sudo make install
 225       # make emacs always work for root
 226       sudo /a/exe/lnf /usr/local/bin/emacs /usr/bin
 227     fi
 228     nox=true
 229   done
 230 else
 231   m cd ${dirs[0]}
 232   logq sudo make install
 233   # make emacs always work for root
 234   m sudo /a/exe/lnf /usr/local/bin/emacs /usr/bin
 235 fi
 236
 237 #git clone https://github.com/djcb/mu
 238 # note: master failed on t8, i moved back to the commit before a bug
 239 # https://github.com/djcb/mu/issues/1400
 240 # from its HACKING file
 241
 242
 243
 244 if $recompile; then
 245   # note, not totally sure its right to put this within recompile, but its taking up most of the time, so going for it.
 246   logq emacs --batch -l ~/.emacs.d/compile-init-dir.el
 247 fi
 248
 249 # as of 01-2017, built-in org mode has a bug that
 250 # org-edit-src-exit does not get bound, so using latest
 251 #/a/bin/buildscripts/org-mode
 252
 253 # disabled as i haven't used it in a while
 254 # if $update; then
 255 #   logq pi bzr
 256 #   cd ~/.emacs.d/src/mediawiki-el
 257 #   bzr pull
 258 # fi
 259
 260
 261 # not keeping up with the latest gnus development.
 262 # # instructions from the README
 263 # # the byte-recompile-directory seems to compile gnus,
 264 # # but gnus complains that it should be compiled when it starts
 265 # cd ~/.emacs.d/src/gnus
 266 # if [[ $1 == *u* ]]; then
 267 #     i pull
 268 # fi
 269 # logq ./configure
 270 # logq make
 271
 272 my-update-info-dir
 273
 274 echo $head >$last_build