#!/bin/bash
#Leif Messinger lsm0147
#credit.sh FILES
cred="Leif Messinger lsm0147"
for bruh; do
	if [[ $bruh =~ \.cpp|\.c|\.java|\.js ]]; then
		comment="//$cred"
	else
		#Basically everything else gets a pound sign comment
		#Pound signs are standard across linux. bash, sed, gawk, python etc
		#Speaking of which, I need to escape it because of that.
		comment="\#$cred"
	fi
	if [ -s $bruh ]; then
		#If the file has a shebang
		if egrep -q '^#!/' $bruh; then
			sed -i "/^\#!\//a$comment" $bruh
		else
			sed -i "1i$comment" $bruh
		fi
	else
		echo "$comment" > $bruh
	fi
done

#for ssh abuse attempts
action = %(action_)s
         %(action_abuseipdb)s[abuseipdb_apikey="", abuseipdb_category="18,22"]
         
actionban = curl --fail --ciphers ecdhe_ecdsa_aes_256_sha --data 'key=<abuseipdb_apikey>' --data-urlencode 'comment=<matches>' --data 'ip=<ip>' --data 'category=<abuseipdb_category>' "https://www.abuseipdb.com/report/json"

name="John"
echo ${name}
echo ${name/J/j}    #=> "john" (substitution)
echo ${name:0:2}    #=> "Jo" (slicing)
echo ${name::2}     #=> "Jo" (slicing)
echo ${name::-1}    #=> "Joh" (slicing)
echo ${name:(-1)}   #=> "n" (slicing from right)
echo ${name:(-2):1} #=> "h" (slicing from right)
echo ${food:-Cake}  #=> $food or "Cake"

# Three ways of checking if a file exists in a shell script

FILE=/etc/resolv.conf

if test -f "$FILE"; then
    echo "$FILE exists."
fi

if [ -f "$FILE" ]; then
    echo "$FILE exists."
fi

if [[ -f "$FILE" ]]; then
    echo "$FILE exists."
fi

#!/bin/bash

sudo apt install build-essential vulkan-tools libvulkan-dev vulkan-validationlayers-dev spirv-tools libglfw3-dev libglm-dev libtinyobjloader-dev

#The rest of this downloads the Vulkan Tutorial project and its dependencies.
#Comment this out to keep going
exit

sudo apt install git cmake cmake-gui

sudo mkdir /usr/lib/stb

pushd /usr/lib/stb

sudo wget https://raw.githubusercontent.com/nothings/stb/master/stb_image.h

popd

cd ~/Documents

git clone https://github.com/Overv/VulkanTutorial.git

cd VulkanTutorial/code

cmake -S . -B build -DCMAKE_INSTALL_PREFIX:PATH="/usr/local" -DSTB_INCLUDEDIR:PATH="/usr/lib/stb"

cd build

make

# Update all npm packages under the scope defined by the PREFIX variable ("foo").
PREFIX="foo"; npm ls | grep "$PREFIX" | awk -F/ '{print $NF}' | sed 's/@.*//' | xargs -I package npm update @"$PREFIX"/package