This is code to extract certain fields from CSV files. It is for a specific application and only to be used as an example.
You might need to Download the CsvParser and CsvWriter libraries for this to work. Not tested.
compile src: gcc -I C_lib/CsvWriter/include/ -I C_lib/CsvParser/include/ -o parse_write_csv parse_write_csv.c parser.o writer.o
run: ./parse_write_csv filein.csv fileout.csv