New installer.

The new installer supports:

- Specify source & destination with cli options.
- Replace or install into existing config.
- Easier colors
- Verbose output
- Disable bytecompilation of prelude.
- Help output
This commit is contained in:
bas 2012-06-21 01:08:01 +02:00 committed by bas smit
parent 219df8930e
commit 7da8c4075a

View file

@ -1,59 +1,243 @@
[ -z "$PRELUDE_INSTALL_DIR" ] && PRELUDE_INSTALL_DIR="$HOME/.emacs.d"
[ -z "$PRELUDE_URL" ] && PRELUDE_URL=https://github.com/bbatsov/prelude.git
install_prelude () {
printf " Cloning the repository.\n$RESET"
if [ x$PRELUDE_VERBOSE != x ]
then
/usr/bin/env git clone $PRELUDE_URL $PRELUDE_INSTALL_DIR
else
/usr/bin/env git clone $PRELUDE_URL $PRELUDE_INSTALL_DIR > /dev/null 2>&1
fi
if ! [ $? -eq 0 ]
then
printf "$RED Unkown git error occured during installation, "
printf "please check the source url: $PRELUDE_URL\n$RESET"
exit 1
fi
}
make_prelude_dirs () {
printf " Making the required directories.\n$RESET"
mkdir $PRELUDE_INSTALL_DIR/vendor $PRELUDE_INSTALL_DIR/personal > /dev/null 2>&1
mkdir $PRELUDE_INSTALL_DIR/themes $PRELUDE_INSTALL_DIR/snippets > /dev/null 2>&1
if ! [ $? -eq 0 ]
then
printf "$RED failed to create directories.\n$RESET"
fi
}
colors () {
# Reset
RESET='\e[0m'
RED='\e[0;31m' # Red
GREEN='\e[0;32m' # Green
YELLOW='\e[0;33m' # Yellow
BLUE='\e[0;34m' # Blue
PURPLE='\e[0;35m' # Purple
CYAN='\e[0;36m' # Cyan
WHITE='\e[0;37m' # White
# Bold
BRED='\e[1;31m' # Red
BGREEN='\e[1;32m' # Green
BYELLOW='\e[1;33m' # Yellow
BBLUE='\e[1;34m' # Blue
BPURPLE='\e[1;35m' # Purple
BCYAN='\e[1;36m' # Cyan
BWHITE='\e[1;37m' # White
}
# Commandline args:
# -d/--directory [dir]
# Install prelude into the specified directory. If 'dir' is a relative path prefix it with $HOME.
# Defaults to '$HOME/.emacs.d'
# -c/--colors
# Enable colors
# -s/--source [url]
# Clone prelude from 'url'.
# Defaults to 'https://github.com/bbatsov/prelude.git'
# -i/--into
# If one exists, install into the existing config
# -n/--no-bytecompile
# Skip the compilation of the prelude files.
# -h/--help
# Print help
# -v/--verbose
# Verbose output, for debugging
usage() {
printf "Usage: $0 [OPTION]\n"
printf " -c, --colors \t \t \t Enable colors."
printf " -d, --directory [dir] \t Install prelude into the specified directory.\n"
printf " \t \t \t \t If 'dir' is a relative path prefix with $HOME.\n"
printf " \t \t \t \t Defaults to $HOME/.emacs.d\n"
printf " -s, --source [url] \t \t Clone prelude from 'url'.\n"
printf " \t \t \t \t Defaults to 'https://github.com/bbatsov/prelude.git'.\n"
printf " -n, --no-bytecompile \t \t Skip the bytecompilation step of prelude.\n"
printf " -i, --into \t \t \t Install Prelude into the existing configuration\n"
printf " \t \t \t \t The default behavious is to install prelude into the existing\n"
printf " \t \t \t \t emacs configuration.\n"
printf " -h, --help \t \t \t Display this help and exit\n"
printf " -v, --verbose \t \t Display verbose information\n"
printf "\n"
}
### Parse cli
while [ $# -gt 0 ]
do
case $1 in
-d | --directory)
PRELUDE_INSTALL_DIR=$2
shift 2
;;
-c | --colors)
colors
shift 1
;;
-s | --source)
PRELUDE_URL=$2
shift 2
;;
-i | --into)
PRELUDE_INTO='true'
shift 1
;;
-n | --no-bytecompile)
PRELUDE_SKIP_BC='true'
shift 1
;;
-h | --help)
usage
exit 0
;;
-v | --verbose)
echo "prelude verbose $PRELUDE_VERBOSE"
PRELUDE_VERBOSE='true';
shift 1
;;
*)
printf "Unkown option: $1\n"
shift 1
;;
esac
done
VERBOSE_COLOR=$BBLUE
[ -z $PRELUDE_URL ] && PRELUDE_URL='https://github.com/bbatsov/prelude.git'
[ -z $PRELUDE_INSTALL_DIR ] && PRELUDE_INSTALL_DIR='$HOME/.emacs.d'
if [ x$PRELUDE_VERBOSE != x ]
then
printf "$PRELUDE_VERBOSE\n"
printf "$VERBOSE_COLOR"
printf "INSTALL_DIR = $PRELUDE_INSTALL_DIR\n"
printf "SOURCE_URL = $PRELUDE_URL\n"
if [ -n $PRELUDE_SKIP_BC ]
then
printf "Skipping bytecompilation.\n"
fi
if [ -n $PRELUDE_INTO ]
then
printf "Replacing existing config (if one exists).\n"
fi
printf "$RESET"
fi
### Check dependencies
printf "$CYAN Checking to see if git is installed... $RESET"
if hash git 2>&-
then
printf "$GREEN found.$RESET\n"
else
printf "$RED not found. Aborting installation!$RESET\n"
exit 1
fi;
printf "$CYAN Checking to see if aspell is installed... "
if hash aspell 2>&-
then
printf "$GREEN found.$RESET\n"
else
print "$RED not found. Install aspell to benefit from flyspell-mode!$RESET\n"
fi
printf "$CYAN Checking to see if ack is installed... "
if hash ack 2>&-
then
printf "$GREEN found.$RESET\n"
else
printf "$RED not found. You'll need it to use ack-and-a-half!$RESET\n"
fi
### Check emacs version
if [ $(emacs --version 2>/dev/null | sed -n 's/.*[^0-9.]\([0-9]*\.[0-9.]*\).*/\1/p;q' | sed 's/\..*//g') -lt 24 ]
then
printf "$YELLOW WARNING:$RESET Prelude depends on emacs $RED 24$RESET !\n"
fi
# If prelude is already installed
if [ -d $PRELUDE_INSTALL_DIR/prelude ]
then
printf "\e[33m You already have Prelude installed.\e[0m You'll need to remove $PRELUDE_INSTALL_DIR/prelude if you want to install Prelude again.\n"
printf "\n\n$BRED"
printf "You already have Prelude installed.$RESET\nYou'll need to remove $PRELUDE_INSTALL_DIR/prelude if you want to install Prelude again.\n"
printf "If you want to update your copy of prelude, run 'git pull origin master' from your prelude directory\n\n"
exit 1;
fi
printf "Checking to see if git is installed... "
hash git 2>&- || { printf >&2 "\e[33mnot found. Aborting installation!\e[0m"; exit 1; }
printf "\e[32mfound.\e[0m\n"
printf "Checking to see if aspell is installed... "
hash aspell 2>&- || { printf >&2 "\e[33mnot found. Install aspell to benefit from flyspell-mode!\e[0m"; }
printf "\e[32mfound.\e[0m\n"
printf "Checking to see if ack is installed... "
hash ack 2>&- || { printf >&2 "\e[33mnot found. You'll need it to use ack-and-a-half!\e[0m"; }
printf "\e[32mfound.\e[0m\n"
printf "Looking for an existing Emacs config... "
if [ -d $PRELUDE_INSTALL_DIR ]
if [ -d $PRELUDE_INSTALL_DIR ] || [ -f $PRELUDE_INSTALL_DIR ]
then
printf "\e[33mfound an existing $PRELUDE_INSTALL_DIR.\e[0m Backing it up to $PRELUDE_INSTALL_DIR.pre-prelude.\n"
mv $PRELUDE_INSTALL_DIR $PRELUDE_INSTALL_DIR.pre-prelude
elif [ -f ~/.emacs ]
# Existing file/directory found -> backup
printf " Backing up the existing config to $PRELUDE_INSTALL_DIR.pre-prelude.tar.\n"
tar -cf $PRELUDE_INSTALL_DIR.pre-prelude.tar $PRELUDE_INSTALL_DIR > /dev/null 2>&1
# Overwrite existing?
if [ -n $PRELUDE_INTO ]
then
printf "\e[33mfound an existing ~/.emacs.\e[0m Backing it up to ~/.emacs.pre-prelude.\n"
mv ~/.emacs ~/.emacs.pre-prelude
# Install into existing config
PRELUDE_INSTALL_DIR+='/prelude/'
install_prelude
else
printf "\e[32mnot found.\e[0m\n"
# Replace existing config
install_prelude
make_prelude_dirs
fi
if [ $(emacs --version 2>/dev/null | sed -n 's/.*[^0-9.]\([0-9]*\.[0-9.]*\).*/\1/p;q' | sed 's/\..*//g') -lt 24 ]
elif [ -e $PRELUDE_INSTALL_DIR ]
then
printf "\e[31mWarning.\e[0m Prelude depends on emacs \e[31m24\e[0m!\n"
# File exist but not a regular file or directory
# WTF NOW?
printf "$BRED $PRELUDE_INSTALL_DIR exist but isn't a file or directory.\n"
printf "$BRED please remove this file or install prelude in a different directory"
printf "$BRED (-d flag)\n$RESET"
exit 1
else
# Nothing yet so just install prelude
install_prelude
make_prelude_dirs
fi
printf "Cloning Emacs Prelude from GitHub... "
/usr/bin/env git clone $PRELUDE_URL $PRELUDE_INSTALL_DIR > /dev/null 2>&1
cd $PRELUDE_INSTALL_DIR
printf "done.\n"
if [ -z $PRELUDE_SKIP_BC ];
then
if which emacs 2>&1 > /dev/null
then
printf "Byte compiling Prelude... "
emacs -batch -f batch-byte-compile $PRELUDE_INSTALL_DIR/prelude/*.el
printf "done.\n\n"
printf " Bytecompiling Prelude.\n"
emacs -batch -f batch-byte-compile $PRELUDE_BYTECOMPILE_DIR > /dev/null 2>&1
else
printf "$YELLOW Emacs not found.$RESET Skipping bytecompilation.\n"
fi
else
printf "Skipping bytecompilation.\n"
fi
printf "\e[34m ____ _ _ \n"
printf "\e[34m| _ \ _ __ ___| |_ _ __| | ___ \n"
printf "\e[34m| |_) | __/ _ \ | | | |/ _ |/ _ \ \n"
printf "\e[34m| __/| | | __/ | |_| | (_| | __/ \n"
printf "\e[34m|_| |_| \___|_|\__,_|\__,_|\___| \n"
# Print usage message if prelude didn't replace .emacs.d
if [ $PRELUDE_INSTALL_DIR != "$HOME/.emacs.d" ]
then
printf "\n To use prelude, add: $CYAN\n (defvar prelude-dir \"$PRELUDE_INSTALL_DIR/\")\n"
printf " (load-file (concat prelude-dir \"init.el\"))\n$RESET"
printf " To your emacs init file.\n\n"
fi
printf "\e[32m... is now installed and ready to do thy bidding, Master $USER!\n"
printf "\e[0m"
printf "\n"
printf "$BBLUE ____ _ _ \n"
printf "$BBLUE | _ \ _ __ ___| |_ _ __| | ___ \n"
printf "$BBLUE | |_) | __/ _ \ | | | |/ _ |/ _ \ \n"
printf "$BBLUE | __/| | | __/ | |_| | (_| | __/ \n"
printf "$BBLUE |_| |_| \___|_|\__,_|\__,_|\___| \n\n"
printf "$GREEN ... is now installed and ready to do thy bidding, Master $USER!$RESET\n"