refactoring: added function to read files

src/c/items.c

@@ -15,12 +15,7 @@ Item *getItems(char *itemsMapFile)
 	size_t len = 0;
 	ssize_t read;
 
-	stream = fopen(itemsMapFile, "r");
-	if (stream == NULL)
-	{
-		printf("ERROR: couldn't open or find file: ITEMS!\n");
-		exit(EXIT_FAILURE); // exit
-	}
+	stream = getStream(itemsMapFile);
 
 	char delimiter[] = ";";
 

src/c/main.c

@@ -73,12 +73,7 @@ void printInit()
 	size_t len = 0;
 	ssize_t read;
 
-	stream = fopen(gameInstructionsFile, "r");
-	if (stream == NULL)
-	{
-		printf("ERROR: couldn't open or find file: INSTRUCTIONS !\n");
-		exit(EXIT_FAILURE); // exit
-	}
+	stream = getStream(gameInstructionsFile);
 
 	/* print line by line from file */
 	while ((read = getline(&line, &len, stream)) != -1)

src/c/map.c

@@ -10,12 +10,7 @@ Room *getMap(char *gameMapFile)
 	size_t len = 0;
 	ssize_t read;
 
-	stream = fopen(gameMapFile, "r");
-	if (stream == NULL)
-	{
-		printf("ERROR: couldn't open or find file: MAP!\n");
-		exit(EXIT_FAILURE); // exit
-	}
+	stream = getStream(gameMapFile);
 
 	char delimiter[] = ";";
 

src/c/nav_helper.c

@@ -1,4 +1,6 @@
 //bibs
+#include <stdio.h>
+#include <stdlib.h>
 #include <stdbool.h>
 
 //headers
@@ -9,4 +11,17 @@ bool startsWith(const char *a, const char *b)
     if (strncmp(a, b, strlen(b)) == 0)
         return 1;
     return 0;
-};
+};
+
+FILE *getStream(char *filePath)
+{
+    FILE *stream;
+    stream = fopen(filePath, "r");
+	if (stream == NULL)
+	{
+		printf("ERROR: couldn't open or find file: %s !\n", filePath);
+		exit(EXIT_FAILURE); // exit
+	}
+
+    return stream;
+}

src/c/nav_helper.h

@@ -1,9 +1,12 @@
 #ifndef NAV_HELPER_H
 #define NAV_HELPER_H
 
+#include <stdio.h>
+#include <stdlib.h>
 #include <stdbool.h>
 #include <string.h>
 
 bool startsWith(const char *a, const char *b);
+FILE *getStream(char *filePath);
 
 #endif