Re: Building --with-native-compilation on Ubuntu 18.04 LT

[Emanuel Berg]

H Dieter Wilhelm wrote:

> I'd like to compile Emacs with the --with-native-compilation
> support. But configure was complaining about a missing
> libgccjit executable. I thought it a good idea to install
> libgccjit with the same version number as the installed gcc:
> libgccjit-7-dev.

See this file [last], it is how I do it on Debian which is
similar to your OS (actually, your OS is similar to Debian :P)
... anyway, in particular, I install libgccjit-10-dev!

And,

$ gcc --version
(Debian 10.2.1-6) 10.2.1 20210110

#! /bin/zsh
#
# this file:
#   http://user.it.uu.se/~embe8573/conf/.zsh/install-emacs
#   https://dataswamp.org/~incal/conf/.zsh/install-emacs

export emacs_src=https://git.savannah.gnu.org/git/emacs.git
export src_dir=~/src
export emacs_dir=$src_dir/emacs

emacs-reinstall () {
    emacs-src-reset
    emacs-install
}
alias reinstall-emacs=emacs-reinstall

emacs-install () {
    emacs-install-prepare
    emacs-src-update
    emacs-do-install
}
alias install-emacs=emacs-install

emacs-install-prepare () {
    sudo apt-get -qq update
    sudo apt-get install build-essential libgccjit-10-dev
    sudo apt-get build-dep emacs
}

emacs-src-reset () {
    cd $emacs_dir
    git reset --hard
    git clean -xdf
    git config pull.rebase false
    git pull $emacs_src
}

emacs-src-get () {
    cd $src_dir
    git clone $emacs_src
}

emacs-src-update () {
    cd $emacs_dir
    git fetch
}

emacs-do-install () {
    cd $emacs_dir
    autogen.sh
    configure --with-x-toolkit=no --with-native-compilation
    make
    sudo make install
    emacs --version
}

-- 
underground experts united
https://dataswamp.org/~incal