C Program - How to get the output of a shell command and compare it with a variable?
1010
How can I run an external program from C and parse its output?
150845
How to get the current directory in a C program?
15667
How can I pass a command line argument into a shell script?
14349
Using a Single system() Call to Execute Multiple Commands in C
3358
What's the best way to check if a file exists in C?
111721
How to check if gcc has failed, returned a warning, or succeeded in Bash?
102365
Using the result of a command as an argument in bash?
54231
How can I retrieve the first word of the output of a command in Bash?
31433
How do I properly compare strings in C?
102224
Does variable=$(...) store the command or the result of the command in POSIX sh
19908
How can I compare numbers in Bash?
29490
How to both display a command line's output on console and save the output into a text file?
122677
How to view the output of a running process in another bash session?
21166
How to declare a variable inside bash -c
15611
How do I execute a command and get the output of the command within C++ using POSIX?
78762
Set output of a command as a variable (with pipes)
42159
How to compare to floating point number in a shell script