feat: generate installer

build.sh

@@ -17,6 +17,7 @@ if [[ ! -z $2 ]] ; then
 fi
 
 PACK_FILENAME="${PACK_NAME}-${PACK_SYSTEM}.tar.gz"
+INSTALLER_FILENAME="${PACK_NAME}-${PACK_SYSTEM}-installer.run"
 
 echo "Emacs dir: $EMACS_DIR"
 echo "Pack name: $PACK_FILENAME"
@@ -31,6 +32,9 @@ guix install -L $LOAD_PATH emacs-git
 
 echo "Start init emacs-config"
 
+GUIX_PROFILE="${HOME}/.guix-profile"
+source "${GUIX_PROFILE}/etc/profile"
+
 emacs --init-directory=$EMACS_DIR -Q --batch -l org --eval "(org-babel-tangle-file \"README.org\")"
 
 emacs --init-directory=$EMACS_DIR -Q --batch -l early-init.el -l init.el
@@ -43,6 +47,9 @@ guix install -L $LOAD_PATH emacs-config
 
 echo "Start pack"
 
-guix pack -L $LOAD_PATH -RR -r $PACK_FILENAME -S /opt/emacs/bin=bin -S /opt/emacs/lib=lib -S /opt/emacs/share=share \
+guix pack -L $LOAD_PATH -RR -r $PACK_FILENAME -S /opt/emacs/bin=bin -S /opt/emacs/lib=lib -S /opt/emacs/etc=etc -S /opt/emacs/share=share \
      glibc-locales emacs-git emacs-config
 
+echo "Generate installer"
+
+cat install.sh $PACK_FILENAME > $INSTALLER_FILENAME

install.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+set -e
+readonly SCRIPT_LINES=51
+readonly TEMP_PATH=/tmp/emacs-x-temp.tar.gz
+
+INSTALL_DIR=/opt/emacs-x
+BIN_DIR=/usr/bin
+
+if [[ ! -z $1 ]] ; then
+    INSTALL_DIR=$1
+fi
+
+if [[ ! -z $2 ]] ; then
+    BIN_DIR=$2
+fi
+
+EMACS_X_PATH=$BIN_DIR/emacs-x
+
+if [[ -d $INSTALL_DIR ]] ; then
+   echo "Error: $INSTALL_DIR exists"
+   exit 1
+fi
+
+mkdir -p $INSTALL_DIR
+
+if [[ -f $TEMP_PATH ]] ; then
+    rm -f $TEMP_PATH
+fi
+
+tail -n +$SCRIPT_LINES $0 > $TEMP_PATH
+
+pushd $INSTALL_DIR
+
+tar -zxvf $TEMP_PATH
+chmod -R a+w *
+
+cat <<EOF > $EMACS_X_PATH
+#!/bin/bash
+export GUIX_LOCPATH=${INSTALL_DIR}/opt/emacs/lib/locale
+export PATH=${INSTALL_DIR}/opt/emacs/bin:${PATH}
+source ${INSTALL_DIR}/opt/emacs/etc/profile
+
+emacs --init-directory=${INSTALL_DIR}/opt/emacs/share/emacs.d "\$@"
+EOF
+
+chmod a+x $EMACS_X_PATH
+
+popd
+exit 0