void create_freq_table_json()

in src/latencies_stats.c [168:200]

• 26 lines of code
• 5 McCabe index (conditional complexity)

void create_freq_table_json(unsigned long max_latency, const char *file_name)
{
    unsigned int latency = 0;

    FILE *fp = fopen(file_name, "w+");

    if(fp == NULL) {
        PRINT_ERR("Error opening file to write json file");
        return;
    }

    /* Print frequencies between 0 and starting interval */
    fprintf(fp, "{\n");
    fprintf(fp, "\t\"latencies\":[\n");

    for(latency = 0; latency <= max_latency; latency++) {
        if(freq_table[latency] == 0)
            continue;

        fprintf(fp, "\t\t{\n");
        fprintf(fp,"\t\t\t\"latency\": %d,\n", latency);
        fprintf(fp,"\t\t\t\"frequency\": %lu\n", freq_table[latency]);
        if(latency == max_latency) {
            fprintf(fp, "\t\t}\n");
        } else {
            fprintf(fp, "\t\t},\n");
        }
    }

    fprintf(fp, "\t]\n");
    fprintf(fp, "}\n");
    fclose(fp);
}