progress

utils/utils.c

@@ -0,0 +1,49 @@
+#include <stdio.h>
+#include <time.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "utils.h"
+#include "../globals.h"
+
+extern char board[BRD_SIZE_Y][BRD_SIZE_X];
+
+int randomInt(const int start, const int end, const unsigned int seed) {
+  /*
+   * Gets random int from range
+   * [start, end[
+  */
+  srand(seed);
+  int result = rand() % end;
+  result = result >= start ? result : result + start;
+  return result;
+}
+
+int randomX(const clock_t initClock) {
+  int x;
+  const unsigned int seed = clock() - initClock;
+  for (int i = randomInt(0, 100, seed); ; i++) {
+    x = randomInt(PL_BRD_XS, PL_BRD_XE, i);
+    if (x % 2 == 0)
+      break;
+  }
+
+  return x;
+}
+
+int randomY(const clock_t initClock) {
+  const unsigned int seed = clock() - initClock;
+  return randomInt(PL_BRD_YS, PL_BRD_YE, seed);
+}
+
+void sleep_ms(const int ms) {
+  usleep(ms * 1000);
+}
+
+void printBoard() {
+  for (int i = 0; i < BRD_SIZE_Y; i++) {
+    for (int j = 0; j < BRD_SIZE_X; j++) {
+      printf("%c", board[i][j]);
+    }
+    printf("\n");
+  }
+}

utils/utils.h

@@ -0,0 +1,12 @@
+#ifndef UTILS_H_
+#define UTILS_H_
+
+#include <time.h>
+
+int randomInt(const int start, const int end, const unsigned int seed);
+int randomX(const clock_t initClock);
+int randomY(const clock_t initClock);
+void sleep_ms(const int ms);
+void printBoard();
+
+#endif  // UTILS_H_