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utilities.c
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utilities.c
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#include "./utilities.h"
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "./patterns/main.h"
void destroy2DArray(char** arr, int rows, int cols) {
int i;
for (i = 0; i < rows; i++) {
free(*(arr + i));
}
free(arr);
}
char* getUserInputStr(char* message, char* onInvalidMessage, int strLength,
int (*validator)(char* userInput)) {
char* userInput = malloc(strLength * sizeof(char));
if (userInput == NULL) {
printf("Memory allocation failed!\n");
exit(EXIT_FAILURE);
}
printf(message);
fflush(stdin);
fgets(userInput, strLength, stdin);
trimStr(userInput);
while (!(*validator)(userInput)) {
puts(onInvalidMessage);
printf(message);
fflush(stdin);
fgets(userInput, strLength, stdin);
trimStr(userInput);
};
return userInput;
}
int isStrIn(char* str, char* arr[], int size) {
int i;
for (i = 0; i < size; i++) {
if (strcmpi(str, *(arr + i)) == 0) return 1;
}
return 0;
}
char** new2DArray(int rows, int cols) {
char** bidimensionalArr;
int i;
int j;
bidimensionalArr = malloc(rows * sizeof(char*));
if (bidimensionalArr == NULL) {
printf("Memory allocation failed!\n");
exit(EXIT_FAILURE);
}
for (i = 0; i < rows; i++) {
*(bidimensionalArr + i) = malloc(cols * sizeof(char));
if (*(bidimensionalArr + i) == NULL) {
for (j = 0; j < i; j++) free(*(bidimensionalArr + j));
printf("Memory allocation failed!\n");
exit(EXIT_FAILURE);
}
}
return bidimensionalArr;
}
void sleep(int miliseconds) {
clock_t startTime = clock();
while (clock() < (startTime + miliseconds))
;
}
int strcmpi(const char* str01, const char* str02) {
int i;
int lengthStr01 = strlen(str01);
int lengthStr02 = strlen(str02);
char charStr01;
char charStr02;
int cmp = 1;
if (lengthStr01 != lengthStr02) return lengthStr01 > lengthStr02 ? 1 : -1;
for (i = 0; i < lengthStr01; i++) {
charStr01 = toupper(*(str01 + i));
charStr02 = toupper(*(str02 + i));
cmp = charStr01 - charStr02;
if (cmp != 0) return cmp;
};
return cmp;
}
void trimStr(char* str) {
trimLeftStr(str);
trimRightStr(str);
}
void trimLeftStr(char* str) {
int i;
int j;
int strLength = strlen(str);
int counter = 0;
for (i = 0; i < strLength; i++) {
if (!isspace(*(str + i))) break;
counter++;
};
for (j = 0; j < strLength - counter; j++) {
*(str + j) = *(str + j + counter);
};
*(str + strLength - counter) = '\0';
}
void trimRightStr(char* str) {
int i;
int strLength = strlen(str);
int counter = 0;
for (i = strLength - 1; i > 0; i--) {
if (!isspace(*(str + i))) break;
counter++;
}
*(str + strLength - counter) = '\0';
}