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Useful NVM Commands

Mar 20, 2023C S
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credit.sh

Oct 26, 2021LeifMessinger

0 likes • 3 views

#!/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

codecatch.sh

Nov 14, 2021LeifMessinger

0 likes • 0 views

#!/bin/bash
#Takes all the c and h files in the current directory and prints them
#Yup, it's that easy
for file in *.h *.hpp *.c *.cpp; do
#If it exists
if [ -f "$file" ]; then
echo "//===============$file==============="
cat $file
fi
done

watchLogins.sh

Sep 30, 2021LeifMessinger

0 likes • 8 views

touch /tmp/login1.txt /tmp/login2.txt
while [ true ]
do
who | gawk '{ print $1 }' > /tmp/login2.txt
comm -13 /tmp/login1.txt /tmp/login2.txt
#Just a bit easier to read
#diff /tmp/login1.txt /tmp/login2.txt
cat /tmp/login2.txt > /tmp/login1.txt
sleep 1
done

makefileMaker.sh

Mar 7, 2021LeifMessinger

0 likes • 9 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 ""

checkAndPush.sh

Nov 4, 2023LeifMessinger

0 likes • 7 views

#!/bin/bash
git status
echo "Do you want to add all changed files?"
select yn in "Yes" "No"; do
case $yn in
Yes ) break;;
No ) exit 1;;
esac
done
git add -u
git status
echo "Does this look right?"
select yn in "Yes" "No"; do
case $yn in
Yes ) break;;
No ) exit 2;;
esac
done
git commit
echo "Do you want to push?"
select yn in "Yes" "No"; do
case $yn in
Yes ) break;;
No ) exit 2;;
esac
done
git push

pinger.sh

Mar 21, 2021LeifMessinger

0 likes • 0 views

#pinger.sh by Leif Messinger
#./pinger.sh [ADDRESS] to search
#./pinger.sh [ADDRESS] & to search in the background
#https://serverfault.com/a/42382
ping_cancelled=false # Keep track of whether the loop was cancelled, or succeeded
until ping -c1 "$1" >/dev/null 2>&1; do :; done & # The "&" backgrounds it
trap "kill $!; ping_cancelled=true" SIGINT
wait $! # Wait for the loop to exit, one way or another
trap - SIGINT # Remove the trap, now we're done with it
if [ "$ping_cancelled" == true ] #https://stackoverflow.com/a/21210966/10141528
then
printf "The pinger for $1 just closed bro.\n"
else
printf "$1 IS UP BROOO\a\n"
fi