Explain below commands in details:-

gcc -I ~/ostep-code/intro/ -o atomicity atomicity.c -lpthreadg

gcc -I ~/ostep-code/intro/ -o ordering ordering.c -lpthread -g

gcc -I ~/ostep-code/intro/ -o deadlock deadlock.c -lpthread -g

strace -o atomicity.txt ./atomicity(what does this do? whats in the txt file? What is the futex?)

gdb ./ordering (what does this do?)