Bash Basics
0 likes • Nov 19, 2022 • 1 view
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#pinger.sh by Leif Messinger#./pinger.sh [ADDRESS] to search#./pinger.sh [ADDRESS] & to search in the background#https://serverfault.com/a/42382ping_cancelled=false # Keep track of whether the loop was cancelled, or succeededuntil ping -c1 "$1" >/dev/null 2>&1; do :; done & # The "&" backgrounds ittrap "kill $!; ping_cancelled=true" SIGINTwait $! # Wait for the loop to exit, one way or anothertrap - SIGINT # Remove the trap, now we're done with itif [ "$ping_cancelled" == true ] #https://stackoverflow.com/a/21210966/10141528thenprintf "The pinger for $1 just closed bro.\n"elseprintf "$1 IS UP BROOO\a\n"fi
#!/bin/bash#Changes the remote url from https to ssh.#Only works for github, because I'd have to store a dictionary of every https to ssh url otherwise.#Made using Bing Chat# Get the remote URL from the consoleREPO_URL=$(git config --get remote.origin.url)# Check that REPO_URL contains https://github.comif [[ $REPO_URL == *"https://github.com"* ]]; then# Replace https with ssh in the URL# Change the remote URL to the SSH versiongit remote set-url origin "$REPO_URL"elseecho "Error: REPO_URL does not contain https://github.com" >&2exit 1fi
// check versionnode -v || node --version// list installed versions of node (via nvm)nvm ls// install specific version of nodenvm install 6.9.2// set default version of nodenvm alias default 6.9.2// switch version of nodenvm use 6.9.1
#!/bin/bash#makefileMaker.sh by Leif Messinger#Needs getDependencies.shCC="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 $LIBRARIESecho -n "output:"if compgen -G "*.cpp" &> /dev/null; thenfor f in *.cpp; doecho -n " ${f%.cpp}.o"donefiif compgen -G "*.c" &> /dev/null; thenfor f in *.c; doecho -n " ${f%.c}.o"donefiecho ""if compgen -G "*.cpp" &> /dev/null; thenecho -e -n "\t$CXX $CXXFLAGS "elseecho -e -n "\t$CC $CFLAGS "fiif compgen -G "*.cpp" &> /dev/null; thenfor f in *.cpp; doecho -n " ${f%.cpp}.o"donefiif compgen -G "*.c" &> /dev/null; thenfor f in *.c; doecho -n " ${f%.c}.o"donefiecho " -o output $LIBRARIES"echo ""}function compileAllObjectFiles(){#bruh.o: bruh.cpp yeet.h# CXX $CXXFLAGS -c bruh.cpp $LIBRARIESif compgen -G "*.cpp" &> /dev/null; thenfor f in *.cpp; doecho -n "${f%.cpp}.o: $f"getDependencies.sh < $fecho ""echo -e "\t$CXX $CXXFLAGS -c $f"echo ""donefi#yeet.o: yeet.c# CC $CFLAGS -c yeet.c $LIBRARIESif compgen -G "*.c" &> /dev/null; thenfor f in *.c; doecho -n "${f%.c}.o: $f"getDependencies.sh < $fecho ""echo -e "\t$CC $CFLAGS -c $f"echo ""donefi}compileAllFilescompileAllObjectFiles#does not work on windowsecho "clean:"echo -e "\trm -f -v *.o output"echo ""echo "run:"echo -e "\t./output"echo ""echo "debug:"if compgen -G "*.cpp" &> /dev/null; thenecho -e -n "\t$CXX $CXXFLAGS -g "elseecho -e -n "\t$CC $CFLAGS -g "fiif compgen -G "*.cpp" &> /dev/null; thenfor f in *.cpp; doecho -n " ${f}"donefiif compgen -G "*.c" &> /dev/null; thenfor f in *.c; doecho -n " ${f}"donefiecho " $LIBRARIES -o output"echo ""
#!/bin/bash#Leif Messinger lsm0147#credit.sh FILEScred="Leif Messinger lsm0147"for bruh; doif [[ $bruh =~ \.cpp|\.c|\.java|\.js ]]; thencomment="//$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"fiif [ -s $bruh ]; then#If the file has a shebangif egrep -q '^#!/' $bruh; thensed -i "/^\#!\//a$comment" $bruhelsesed -i "1i$comment" $bruhfielseecho "$comment" > $bruhfidone
## Austin Leath# checks for /Desktop symlink. Creates the symlink if it doesnt already exist##Fetch the target user if desired, otherwise use the currently logged in user.if [ "$4" != "" ]; thenTARGET_USER=$4elseTARGET_USER=$3fiif [ "$5" != "" ]; thenDIRECTORY_NAME=$5elseTARGET_USER="$3 Desktop"fi# FunctionsCHECK_SYMLINK() {if test -f "/Desktop"; thenecho "/Desktop exists"elseecho "/Desktop does not exist"fi}CHECK_SYNTHETIC_CONF() {if test -f "/etc/synthetic.conf"; thenecho "/etc/synthetic.conf exists"elseecho "/etc/synthetic.conf does not exist"fi}CREATE_SYMLINK() {if [[ $(CHECK_SYNTHETIC_CONF) != "/etc/synthetic.conf exists" ]]; thenecho "/etc/synthetic.conf does not exist. creating.."touch /etc/synthetic.confchown -R root:wheel /etc/synthetic.conffiif grep -q "$DIRECTORY_NAME" /etc/synthetic.conf; thenecho "$DIRECTORY_NAME already exists"exit 1elseecho "$DIRECTORY_NAME\t/Users/$TARGET_USER/Desktop" >> /etc/synthetic.conffiecho "/Desktop symbolic link created"}if [[ $(CHECK_SYMLINK) != "/Desktop exists" ]]; thenCREATE_SYMLINKfiexit 0