nix-alternatives-llvm

#!/bin/sh

### Package: nix-alternatives-llvm
### Version: v20240727.2300
### Author: Michael Gan "xmixahlx" michaelbgan@gmail.com
### License: GPLv3
### Script Dependencies: (none)

## OVERRIDES
# NIXTOOLS
if [ -z $NIXTOOLSDIR ]; then
 NIXTOOLSDIR="`pwd`"
 PATH=$NIXTOOLSDIR:$PATH
fi
echo "*** NIXTOOLSDIR selected is $NIXTOOLSDIR."

# INSTALLDEPS
if [ -z $INSTALLDEPS ]; then
 INSTALLDEPS=debian
fi
echo "*** INSTALLDEPS selected is $INSTALLDEPS."

# DEBIANREPO
if [ -z $DEBIANREPO ]; then
 DEBIANREPO=experimental
fi
echo "*** DEBIANREPO selected is $DEBIANREPO."

# PKGVER
if [ -z $PKGVER ]; then
 PKGVER=20
fi
echo "*** PKGVER selected is $PKGVER."

## INSTALLDEPS
# Debian Dependencies
if [ $INSTALLDEPS = debian ]; then
 sudo apt-get -y install build-essential coreutils libc-bin
 sudo apt-get -y -t $DEBIANREPO install llvm-$PKGVER llvm-$PKGVER-dev \
 libomp-$PKGVER-dev
fi

## INSTALL
if [ $INSTALLDEPS = debian ]; then
 # LLVM
 sudo rm /usr/bin/llvm-config
 sudo update-alternatives --install /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-16 16
 sudo update-alternatives --install /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-17 17
 sudo update-alternatives --install /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-18 18
 sudo update-alternatives --install /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-19 19
 sudo update-alternatives --install /usr/bin/llvm-config llvm-config /usr/bin/llvm-config-20 20
 sudo update-alternatives --install /usr/bin/llvm-config llvm-config /opt/rocm-current/llvm/bin/llvm-config 990
 sudo update-alternatives --install /usr/bin/llvm-config llvm-config /opt/llvm-current/bin/llvm-config 998
 sudo update-alternatives --install /usr/bin/llvm-config llvm-config /usr/local/bin/llvm-config 999
 # ALTERNATIVES
 sudo update-alternatives --config llvm-config
fi

## EXIT
exit

## ENJOY