📊 libcsv

Yet another library for CSV files.

⚙️ Build Executable

Build and run the example.

make

libcsv [options...]

libcsv -i users.csv -a "user,2002,admin,new" -p -e

📦️ Build Static Library

make lib

The static library libcsv.a is created under lib/. Build a application using this static library with the following command.

gcc -I./include csv_application.c -L./lib/ -lcsv

➡️ Available Options

Option	Description	Arguments
i	Import CSV	CSV file name required
a	Append row of data	String of data separated by comma
r	Remove row of data	Index number (0 - Max items)
p	Print CSV data	None
e	Export to CSV file	None

⚙️ API

1. CSV_IMPORT

Pass csv filename and the address of metadata structure. If file found it will extract the data and also fill up the metadata structure. Returns the pointer to the csv list.

CSV_LIST *csv_import(char *csv_file, CSV_METADATA **metadata);

2. CSV_EXPORT

Pass csv list and optional csv filename, also the metadata structure. A csv file will be created and the data from CSV list will be populated.

void csv_export(CSV_LIST *csv_list, char *csv_file, CSV_METADATA *metadata);

3. CSV_FIELD

Pass field string, CSV list and metadata structure. If field found it will return the pointer to the type block.

void *csv_field(char *field, CSV_LIST *csv_list, CSV_METADATA *metadata);

4. CSV_COLUMN

Similar to csv_field(), but accepts column number (starts from 0).

void *csv_column(unsigned int column, CSV_LIST *csv_list, CSV_METADATA *metadata);

5. CSV_ADD_ROW

Add new row of data to CSV list.

void csv_add_row(char *data, CSV_LIST *csv_list, CSV_METADATA *metadata);

6. CSV_REMOVE_ROW

Remove a row of data from CSV list.

void csv_remove_row(unsigned int row, CSV_LIST *csv_list, CSV_METADATA *metadata);

7. CSV_SHOW

Print raw CSV data to the stdout.

void csv_show(CSV_LIST *csv_list, CSV_METADATA *metadata);

8. CSV_CLEAR

Free memory used by CSV structure.

void csv_clear(CSV_LIST *csv_list, CSV_METADATA *metadata);