173 lines
3.3 KiB
Bash
173 lines
3.3 KiB
Bash
#!/usr/bin/env bash
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# Source this to enter the Eprefix environment
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# Like this for example:
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# $ source $HOME/gentoo/eprefix-activate
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# >>> Set eprefix
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EPREFIX=${EPREFIX:-${HOME}/gentoo}
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export EPREFIX
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# >>> Funcion definitions
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command_exists() {
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if command -v "$1" >/dev/null
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then
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return 0
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else
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return 1
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fi
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}
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if command_exists tput
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then
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eprefix_good="$(tput bold)$(tput setaf 2)*$(tput sgr0)"
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eprefix_bad="$(tput bold)$(tput setaf 1)*$(tput sgr0)"
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eprefix_warn="$(tput bold)$(tput setaf 3)*$(tput sgr0)"
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else
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eprefix_good="*"
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eprefix_bad="*"
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eprefix_warn="*"
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fi
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eprefix_addpath() {
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if [ -d "${1}" ]
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then
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PATH=${1}:${PATH}
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export PATH
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else
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echo "${eprefix_warn} ${1} not found"
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fi
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}
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eprefix_addman() {
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if [ -d "${1}" ]
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then
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MANPATH=${1}:${MANPATH}
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export MANPATH
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else
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echo "${eprefix_warn} ${1} not found"
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fi
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}
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eprefix_packages() {
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if [ -d "${EPREFIX}/var/db/pkg" ]
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then
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find "${EPREFIX}"/var/db/pkg/*/* -type d | wc -l
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fi
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}
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eprefix_world() {
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if [ -f "${EPREFIX}/var/lib/portage/world" ]
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then
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wc -l < "${EPREFIX}/var/lib/portage/world"
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fi
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}
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# >>> Checks
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# Exit if eprefix does not exist
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if [ ! -d "${EPREFIX}" ]
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then
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echo "${eprefix_bad} No ${EPREFIX} found!"
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echo ">>> Exiting..."
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sleep 3
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exit 1
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fi
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# >>> PATH setup
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# Add directories to PATH
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eprefix_addpath "${EPREFIX}/bin"
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eprefix_addpath "${EPREFIX}/opt/bin"
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eprefix_addpath "${EPREFIX}/sbin"
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eprefix_addpath "${EPREFIX}/tmp/bin"
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eprefix_addpath "${EPREFIX}/tmp/usr/bin"
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eprefix_addpath "${EPREFIX}/usr/bin"
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eprefix_addpath "${EPREFIX}/usr/local/bin"
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eprefix_addpath "${EPREFIX}/usr/local/sbin"
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eprefix_addpath "${EPREFIX}/usr/sbin"
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# Add manpages
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eprefix_addman "${EPREFIX}/usr/local/share/man"
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eprefix_addman "${EPREFIX}/usr/share/binutils-data/x86_64-pc-linux-gnu/2.34/man"
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eprefix_addman "${EPREFIX}/usr/share/man"
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# >>> General env setup
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# Process .sh files
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for sh in "${EPREFIX}"/etc/profile.d/*.sh
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do
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[ -r "$sh" ] && . "$sh"
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done
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unset sh
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# Set Portage shell
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CONFIG_SHELL="${EPREFIX}/bin/bash"
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export CONFIG_SHELL
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# Misc env vars
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CONFIG_PROTECT_MASK="${CONFIG_PROTECT_MASK} ${EPREFIX}/etc/sandbox.d ${EPREFIX}/etc/gentoo-release ${EPREFIX}/etc/terminfo ${EPREFIX}/etc/ca-certificates.conf"
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GCC_SPECS=""
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LANG="en_US.utf8"
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export CONFIG_PROTECT_MASK
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export GCC_SPECS
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export LANG
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# Set umask
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umask 022
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# >>> Use Eprefix's tools
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# We just use "which" because we put Eprefix's PATHs first
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# before the system ones
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EDITOR="$(command -v nano)"
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PAGER="$(command -v less)"
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export EDITOR
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export PAGER
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# >>> Emerge options
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# Sandbox does not work well on Prefix
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# Bug: 490246
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FEATURES="${FEATURES} -usersandbox -sandbox"
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export FEATURES
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# >>> Finish
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echo ""
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echo ">>> Sourced the eprefix script"
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echo ""
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echo "${eprefix_good} Prefix: ${EPREFIX}"
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echo "${eprefix_good} Packages: $(eprefix_packages)"
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echo "${eprefix_good} In World: $(eprefix_world)"
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echo "${eprefix_good} Have fun! ;-)"
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if command_exists emerge
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then
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echo ""
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echo ">>> Environment ready"
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else
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echo ""
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echo "${eprefix_bad} Could not locate emerge"
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echo "${eprefix_bad} Environment may be broken"
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echo ">>> Continuing anyway..."
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fi
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# >>> Cleanup
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unset eprefix_good
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unset eprefix_bad
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unset eprefix_warn
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