#!/bin/bash
#===========================
# UMVIRT LINUX FROM SCRATCH 
#===========================
# Compilation script.
# Network mode. 
#===========================
# Release: 4145625122
# Package: rustc
#===========================
# DB commit: c9dd8835b9e79548f70e25c8ffb9d09430f622a0
# APP commit: 
#===========================

echo "ULFS Package installation start"
echo "==============================="
echo "Package: rustc" 
echo "Release: 4145625122" 

echo "checking config file"
if [ -f $ULFS_CONFIG_FILE ]
then
echo "loading config file $ULFS_CONFIG_FILE..."
. $ULFS_CONFIG_FILE
fi
#Creating log directory
mkdir -p /var/log/ulfs-packages/rustc/
#Saving start timestamp
date +%s > /var/log/ulfs-packages/rustc/start.time
#Going to source directory...
cd /sources
#Checking dependances...
      #Checking curl...
      if [ ! -f /var/cache/ulfs-packages/curl ]; then
           echo "Dependance \"curl\" not found. Trying to install...";
           wget --no-check-certificate https://ulfs.org/linux/packages//4145625122/curl/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/curl ]; then
	             echo "Dependance \"curl\" is not installed. Exiting..."
               exit
           fi
      fi
      #Checking git...
      if [ ! -f /var/cache/ulfs-packages/git ]; then
           echo "Dependance \"git\" not found. Trying to install...";
           wget --no-check-certificate https://ulfs.org/linux/packages//4145625122/git/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/git ]; then
	             echo "Dependance \"git\" is not installed. Exiting..."
               exit
           fi
      fi
      #Checking cmake...
      if [ ! -f /var/cache/ulfs-packages/cmake ]; then
           echo "Dependance \"cmake\" not found. Trying to install...";
           wget --no-check-certificate https://ulfs.org/linux/packages//4145625122/cmake/install -O - | bash
           if [ ! -f /var/cache/ulfs-packages/cmake ]; then
	             echo "Dependance \"cmake\" is not installed. Exiting..."
               exit
           fi
      fi
#Saving downloading timestamp
date +%s > /var/log/ulfs-packages/rustc/download.time
#Downloading source package archive...
wget --no-check-certificate -nc .md5sum
wget --no-check-certificate -nc 
#Checking source package file existance
if [ ! -f rustc-1.81.0-src.tar.xz ]; then
echo "Error: Can't find rustc-1.81.0-src.tar.xz. Exiting!"
exit
fi
#Checking source package file checksum
if [ -f rustc-1.81.0-src.tar.xz.md5sum ]; then
    MD5=`LANG=C md5sum -c rustc-1.81.0-src.tar.xz.md5sum | grep OK`
    if [ "$MD5" == "" ] ; then
    echo "Error: Checksum of rustc-1.81.0-src.tar.xz is wrong. Exiting!"
    exit
    fi
fi
    #Saving cleanup timestamp
    date +%s > /var/log/ulfs-packages/rustc/cleanup.time
rm -rfv /sources/rustc-1.81.0-src/
#Saving extracting timestamp
date +%s > /var/log/ulfs-packages/rustc/unpack.time
#Extracting tar source package archive with default parameters...
tar -xf rustc-1.81.0-src.tar.xz
#Checking package directory size after unpack...
du -s rustc-1.81.0-src | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/rustc/unpack.size 
#Going to source package directory...
cd rustc-1.81.0-src
#Saving configuration timestamp
date +%s > /var/log/ulfs-packages/rustc/configure.time
#Sleep 1 second
sleep 1
if [[ "$ULFS_PKG_DATERESET" == "YES" ]]
then
#Changing all files creation time (except build configuration files) in source directory to find them after installation
find /sources/rustc-1.81.0-src \! -path "*/configure*" \! -path "*/Makefile*" \! -path "*.make" \! -path "*.m4" \! -path "*.am" \! -path "*.mk" \! -path "*.stamp" \! -path "*gentpl.py"  -exec touch -m {} +
fi
#Running configuration script...
echo "checking config file"
if [ -f $ULFS_CONFIG_FILE ]
then
echo "loading config file $ULFS_CONFIG_FILE..."
. $ULFS_CONFIG_FILE
fi
cat > ulfs_configure.sh << EOIS
echo "Initializing distributed build environment... "
if [[ "\$ULFS_ICECC" == "YES" ]]
then
    export PATH="\$ULFS_ICECC_PATH:\$PATH"
    echo "ICECC"
fi

echo "Environment debug..."
echo "PATH: \$PATH"
echo "MAKEFLAGS: \$MAKEFLAGS"
echo "NINJAJOBS: \$NINJAJOBS"
env | grep ULFS


mkdir -pv /opt/rustc-1.81.0      &&
ln -svfn rustc-1.81.0 /opt/rustc

cat << EOF > config.toml
# see config.toml.example for more possible options.
# Tell x.py the editors have reviewed the content of this file
# and updated it to follow the major changes of the building system,
# so x.py will not warn us to do such a review.
change-id = 127866

[llvm]
targets = "X86"

# When using system llvm prefer shared libraries
link-shared = true

[build]
# omit docs to save time and space (default is to build them)
docs = false

# install extended tools: cargo, clippy, etc
extended = true

# Do not query new versions of dependencies online.
locked-deps = true

# Specify which extended tools (those from the default install).
tools = ["cargo", "clippy", "rustdoc", "rustfmt"]

# Use the source code shipped in the tarball for the dependencies.
# The combination of this and the "locked-deps" entry avoids downloading
# many crates from Internet, and makes the Rustc build more stable.
vendor = true

[install]
prefix = "/opt/rustc-1.81.0"
docdir = "share/doc/rustc-1.81.0"

[rust]
channel = "stable"
description = "for GLFS #47e0"

# Uncomment if FileCheck has been installed.
#codegen-tests = false

# Enable the same optimizations as the official upstream build.
lto = "thin"
codegen-units = 1

[target.x86_64-unknown-linux-gnu]
llvm-config = "/usr/bin/llvm-config"

[target.i686-unknown-linux-gnu]
llvm-config = "/usr/bin/llvm-config"
EOF

sed '/CondBitmap/,/^}/s/LLVM_VERSION.*/& \\&\\& LLVM_VERSION_LT(19, 0)/' \\
    -i compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp &&
rm -v tests/coverage/mcdc/{cond*,if,inline*,nest*,non_*}.rs
EOIS
cat ulfs_configure.sh | bash 2>&1 | tee /var/log/ulfs-packages/rustc/configure.log 
#Saving build timestamp
date +%s > /var/log/ulfs-packages/rustc/build.time
#Running build script...
echo "checking config file"
if [ -f $ULFS_CONFIG_FILE ]
then
echo "loading config file $ULFS_CONFIG_FILE..."
. $ULFS_CONFIG_FILE
fi
cat > ulfs_build.sh << EOIS
echo "Initializing distributed build environment... "
if [[ "\$ULFS_ICECC" == "YES" ]]
then
    export PATH="\$ULFS_ICECC_PATH:\$PATH"
    echo "ICECC"
fi

echo "Environment debug..."
echo "PATH: \$PATH"
echo "MAKEFLAGS: \$MAKEFLAGS"
echo "NINJAJOBS: \$NINJAJOBS"
env | grep ULFS


python3 x.py build
EOIS
cat ulfs_build.sh | bash 2>&1 | tee /var/log/ulfs-packages/rustc/build.log 
#Saving install timestamp
date +%s > /var/log/ulfs-packages/rustc/install.time
#Running install script...
cat > ulfs_install.sh << EOIS
python3 x.py install rustc std &&
python3 x.py install --stage=1 cargo clippy rustfmt

if [[ "\\$ULFS_PKG_TEST" == "YES" ]]
then
    rm -fv /opt/rustc-1.81.0/share/doc/rustc-1.81.0/*.old   &&
    install -vm644 README.md                                \
                   /opt/rustc-1.81.0/share/doc/rustc-1.81.0
fi

install -vdm755 /usr/share/zsh/site-functions      &&
ln -sfv /opt/rustc/share/zsh/site-functions/_cargo \
        /usr/share/zsh/site-functions
    
mv -v /etc/bash_completion.d/cargo \
      /usr/share/bash-completion/completions

cat > /etc/profile.d/rustc.sh << "EOF"
# Begin /etc/profile.d/rustc.sh

pathappend /opt/rustc/bin           PATH

# End /etc/profile.d/rustc.sh
EOF

source /etc/profile.d/rustc.sh
EOIS
USER=`whoami`
if [ "$USER" == "root" ] ; then 
cat ulfs_install.sh | bash 2>&1 | tee /var/log/ulfs-packages/rustc/install.log 
else
cat ulfs_install.sh | sudo bash 2>&1 | tee /var/log/ulfs-packages/rustc/install.log 
fi
#Saving finish timestamp
date +%s > /var/log/ulfs-packages/rustc/finish.time
#Checking package directory size after unpack...
cd /sources 
du -s rustc-1.81.0-src | awk 'NR==1 {print $1}' > /var/log/ulfs-packages/rustc/install.size 
echo "ULFS package installation completed."
#Producing files list
echo "Looking for installed files..."
if [  -f /var/log/ulfs-packages/rustc/files.txt ]; then
rm /var/log/ulfs-packages/rustc/files.txt
fi
USER=`whoami`
if [ "$USER" == "root" ] ; then 
find /bin -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
find /sbin -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
find /usr -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
find /etc -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
find /opt -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
find /lib -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
find /lib64 -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
find /var -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time \! -path "/var/log/ulfs-packages/rustc/*" >> /var/log/ulfs-packages/rustc/files.txt
else
sudo find /bin -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
sudo find /sbin -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
sudo find /usr -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
sudo find /etc -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
sudo find /opt -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
sudo find /lib -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
sudo find /lib64 -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time >> /var/log/ulfs-packages/rustc/files.txt
sudo find /var -type f -newer /var/log/ulfs-packages/rustc/configure.time \! -newer /var/log/ulfs-packages/rustc/finish.time \!  -path "/var/log/ulfs-packages/rustc/*" >> /var/log/ulfs-packages/rustc/files.txt
fi
#Marking package as installed...
mkdir -p /var/cache/ulfs-packages
USER=`whoami`
if [ "$USER" == "root" ] ; then 
touch /var/cache/ulfs-packages/rustc
else
sudo touch /var/cache/ulfs-packages/rustc
fi
#Calculate delta size
a=`cat /var/log/ulfs-packages/rustc/unpack.size`
b=`cat /var/log/ulfs-packages/rustc/install.size`
c=$(($b-$a))
echo $c > /var/log/ulfs-packages/rustc/delta.size 
#Calculate prepare time
a=`cat /var/log/ulfs-packages/rustc/start.time`
b=`cat /var/log/ulfs-packages/rustc/configure.time`
dp=$(($b-$a))
#Calculate download time
a=`cat /var/log/ulfs-packages/rustc/download.time`
b=`cat /var/log/ulfs-packages/rustc/unpack.time`
dd=$(($b-$a))
#Calculate delta time
a=`cat /var/log/ulfs-packages/rustc/configure.time`
b=`cat /var/log/ulfs-packages/rustc/finish.time`
db=$(($b-$a))
echo $db > /var/log/ulfs-packages/rustc/delta.time 
#Report
echo ""
echo "ULFS Package installation report"
echo "================================"
echo "Package: rustc" 
echo "Release: 4145625122" 
echo "Build size: $c" 
echo "Prepare time: $dp sec." 
echo "Download time: $dd sec." 
echo "Build time: $db sec." 

#End of script