utils.h

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <fcntl.h>
#include <time.h>
#include <sys/time.h>

typedef enum {FALSE = 0, TRUE = 1} bool;

int getLineCount(FILE* fd);
int isDigit(int ch);
int sizeOfNumber(int number);
int sizeOfLong(long int number);
bool stringEqual(char* str1, char* str2);
bool columnEqual(char** strings, int index1, int index2, int length);
int intBelongsToArray(int value, int values[], int size);
int largestInIntArray(int values[], int size);
void reverseArray(void** array, int arraySize);
void reverseString(char* string);

#define timerStart clock_t __start = clock(); \
    struct timeval __startTv; \
    gettimeofday(&__startTv, NULL);

#define timerEnd clock_t __end = clock(); \
    struct timeval __endTv; \
    gettimeofday(&__endTv, NULL); \
    clock_t __cpuTime = __end - __start; \
    long double __time = ((1000000 * __endTv.tv_sec) + __endTv.tv_usec) - ((1000000 * __startTv.tv_sec) + __startTv.tv_usec); \
    printf("CPU time: %ld, in seconds: %.6Lfs\n", __cpuTime, __time/1000000);

#ifndef DEV_MODE
#define openFile if(argc != 2) { printf("Usage: %s <input_file>\n", argv[0]); return -1; } \
    FILE* fd = fopen(__filename, "r"); \
    if(fd == NULL) { printf("File not found\n"); return -1; }
#define getFileName(name) char* __filename = argv[1];
#else
#define openFile FILE* fd = fopen(__filename, "r"); \
    if(fd == NULL) { printf("File not found\n"); return -1; }
#define getFileName(name) char* __filename = name;
#endif