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