## in case you have Makefile like ``` .PHONY: watch windows: x86_64-w64-mingw32-gcc hello_sodium.c -o hello_sodim_64.exe windows32: i686-w64-mingw32-gcc hello_sodium.c -o helloc_sodium_32.exe linux: gcc hello_sodium.c -o hello_sodium_linux -lsodium default: linux ``` ## create a bash file like watch.sh inside your source folder ``` while true; do inotifywait -e modify "hello_sodium.c" make linux ./hello_sodium_linux done ``` ## make the bash file executable ``` sudo chmod +x watch.sh `` ## now you can watch ``` ./watch.sh ```

https://fromanegg.com/post/2015/08/26/automatically-build-files-when-they-change-with-make/

# inotifywait is installed by inotify-tools ``` apt-get install inotify-tools ``` 14.06.25

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