• Mar 7, 2021 •LeifMessinger
0 likes • 12 views
#!/bin/bash #makefileMaker.sh by Leif Messinger #Needs getDependencies.sh CC="gcc" #I have no idea why it's called CXX when it's a c++ compiler #I know that cpp is c pre processor, but still, why X? CXX="g++" CXXFLAGS="-std=c++17 -O2" #CFLAGS="-std=c17" LIBRARIES="$@" #Vulkan Flags for me #LIBRARIES="-lglfw -lvulkan -ldl -lpthread -lX11 -lXxf86vm -lXrandr -lXi" function compileAllFiles(){ #output: bruh.o yeet.o # CXX $CXXFLAGS bruh.o yeet.o -o output $LIBRARIES echo -n "output:" if compgen -G "*.cpp" &> /dev/null; then for f in *.cpp; do echo -n " ${f%.cpp}.o" done fi if compgen -G "*.c" &> /dev/null; then for f in *.c; do echo -n " ${f%.c}.o" done fi echo "" if compgen -G "*.cpp" &> /dev/null; then echo -e -n "\t$CXX $CXXFLAGS " else echo -e -n "\t$CC $CFLAGS " fi if compgen -G "*.cpp" &> /dev/null; then for f in *.cpp; do echo -n " ${f%.cpp}.o" done fi if compgen -G "*.c" &> /dev/null; then for f in *.c; do echo -n " ${f%.c}.o" done fi echo " -o output $LIBRARIES" echo "" } function compileAllObjectFiles(){ #bruh.o: bruh.cpp yeet.h # CXX $CXXFLAGS -c bruh.cpp $LIBRARIES if compgen -G "*.cpp" &> /dev/null; then for f in *.cpp; do echo -n "${f%.cpp}.o: $f" getDependencies.sh < $f echo "" echo -e "\t$CXX $CXXFLAGS -c $f" echo "" done fi #yeet.o: yeet.c # CC $CFLAGS -c yeet.c $LIBRARIES if compgen -G "*.c" &> /dev/null; then for f in *.c; do echo -n "${f%.c}.o: $f" getDependencies.sh < $f echo "" echo -e "\t$CC $CFLAGS -c $f" echo "" done fi } compileAllFiles compileAllObjectFiles #does not work on windows echo "clean:" echo -e "\trm -f -v *.o output" echo "" echo "run:" echo -e "\t./output" echo "" echo "debug:" if compgen -G "*.cpp" &> /dev/null; then echo -e -n "\t$CXX $CXXFLAGS -g " else echo -e -n "\t$CC $CFLAGS -g " fi if compgen -G "*.cpp" &> /dev/null; then for f in *.cpp; do echo -n " ${f}" done fi if compgen -G "*.c" &> /dev/null; then for f in *.c; do echo -n " ${f}" done fi echo " $LIBRARIES -o output" echo ""
• Nov 19, 2022 •CodeCatch
0 likes • 7 views
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} #=> $food or "Cake"
• Apr 3, 2025 •LeifMessinger
0 likes • 8 views
#!/usr/bin/env bash #Splits a command across a number of CELL machines user=$(whoami) if [[ -z $user ]]; then echo "whoami failed. Exiting..." exit 1 fi command="$1" if [[ -z $command ]]; then echo "Need to put in a command." exit 1 fi shift array=("$@") let start=8 let stop=18 for ((i = $start; i <= $stop; i++)); do extraZero=$(if [[ "$i" -lt 10 ]]; then echo "0"; fi) domain="CELL${extraZero}${i}-CSE.ENG.UNT.EDU" let "index = i - start" echo ${#array[@]} if [[ ${#array[@]} != 0 ]] && [[ $index -ge ${#array[@]} ]]; then echo "$index > ${#array[@]}" break fi ssh -o StrictHostKeyChecking=accept-new "${user}@${domain}" -t "$command ${array[$index]}" & done
• Jul 8, 2024 •C S
0 likes • 23 views
#!/bin/bash # Set the directory to search DIRECTORY="src" # Set the output file OUTPUT_FILE="testids.txt" # Clear the output file > "$OUTPUT_FILE" # Find all .tsx files in the specified directory and its subdirectories find "$DIRECTORY" -type f -name "*.tsx" | while read -r FILE do # Search for instances of 'data-testid="testid"' and append them to the output file grep -o 'data-testid="[^"]*"' "$FILE" >> "$OUTPUT_FILE" # Search for instances of "'data-testid': 'testid'" and append them to the output file grep -o "'data-testid': '[^']*'" "$FILE" >> "$OUTPUT_FILE" done echo "Search complete. Test IDs written to $OUTPUT_FILE."
• Aug 7, 2023 •C S
0 likes • 4 views
# Three ways of checking if a file exists in a shell script FILE=/etc/resolv.conf if test -f "$FILE"; then echo "$FILE exists." fi if [ -f "$FILE" ]; then echo "$FILE exists." fi if [[ -f "$FILE" ]]; then echo "$FILE exists." fi
• Jan 12, 2023 •LeifMessinger
0 likes • 5 views
#!/bin/bash #Originally made by Isaac Cook https://gist.github.com/icook/5400173 #Modified by Leif Messinger #upload_key.sh [server_ip [server2_ip [...]]] #To be run locally on a linux computer if [ -e ~/.ssh/id_rsa.pub ]; then echo "SSH Key already exists on local machine" else echo "Generating SSH key on local machine" ssh-keygen -t rsa #generates id_rsa and id_rsa.pub chmod -R 700 ~/.ssh #Sets permissions of ssh folder ssh-add #Adds keys (and passwords?) to ssh_agent. (hopefully doesn't require password) fi echo "Loading client public key into memory" pubKey=$(<~/.ssh/id_rsa.pub) for server do echo "Adding client public key to $server remote server authorized keys" #Idiot Isaac Cook didn't know about ssh-copy-id #ssh-copy-id even checks if your key already exists #In fairness, I didn't either until researching ssh-add ssh-copy-id -i ~/.ssh/id_rsa.pub $server #In theory, this should prompt for a username #ssh $server "mkdir -p ~/.ssh; #Make the folder if not already made # echo \"$pubKey\" >> ~/.ssh/authorized_keys; #Append your public key to the server's authorized_keys # chmod 700 ~/.ssh && chmod 600 ~/.ssh/authorized_keys" #Set the correct permissions of those files #echo "Adding server public key to local authorized keys" #ssh $server "ssh-copy-id -i ~/.ssh/id_rsa.pub \$SSH_CLIENT" #this might need some awk, as $SSH_CLIENT spits out clientip portnumber echo "Displaying server public key" ssh $server "cat ~/.ssh/id_rsa.pub" #Though, he did give me a good idea echo "Displaying keys authorized on $server (you can paste them in your authorized_keys file)" ssh $server "cat ~/.ssh/authorized_keys" #echo "Appending keys authorized on $server to your local authorized_keys" #ssh $server "cat ~/.ssh/authorized_keys" >> ~/.ssh/authorized_keys done echo "SSH keys schronized successfully!"