libutils: clean up some code

libutils/checkDir.c

@@ -1,18 +1,14 @@
 #include <dirent.h>
 #include <errno.h>
-#include <stdlib.h>
 
 int checkDir(char* directory) {
-    DIR *dir = opendir(directory);
+    DIR *dir = opendir (directory);
     if (dir) {
-        closedir(dir);
-        free (directory);
+        closedir (dir);
         return 1;
     } else if (ENOENT == errno) {
-        free (directory);
         return 0;
     } else {
-        free (directory);
         return 0;
     }
 }

libutils/createDir.c

@@ -2,5 +2,5 @@
 #include <unistd.h>
 
 void createDir(const char* directory) {
-    mkdir(directory, 0777);
+    mkdir (directory, 0777);
 }

libutils/flatpakCheck.c

@@ -6,29 +6,22 @@
 #include "createDir.h"
 
 char* flatpakCheck() {
-  char *checkFileName;
-  char *homeDirectory = getenv ("HOME");
   char *mosaicDirectory;
+  char *homeDirectory = getenv ("HOME");
 
   if (isFlatpak()) {
     char *xdgdatahome = getenv ("XDG_DATA_HOME");
     return xdgdatahome;
   }
-  
-  checkFileName = (char *)malloc((
-    strlen (getenv ("HOME") + strlen (".mosaic")) 
-  ));
-    
-  sprintf (checkFileName, "%s/%s", homeDirectory, ".mosaic");
 
   mosaicDirectory = (char *)malloc((
-    strlen (homeDirectory + strlen("/") + strlen(".mosaic"))
+    strlen (homeDirectory + strlen ("/") + strlen (".mosaic"))
   ));
 
   sprintf(mosaicDirectory, "%s/%s", homeDirectory, ".mosaic");
+  
+  if (!checkDir(mosaicDirectory))
+    createDir (mosaicDirectory);
 
-  if (!checkDir(checkFileName))
-    createDir(mosaicDirectory);
-    
   return mosaicDirectory;
 }

libutils/isFlatpak.c

@@ -3,7 +3,7 @@
 int isFlatpak() {
     FILE *file;
     if ((file = fopen("/.flatpak-info", "r"))) {
-        fclose(file);
+        fclose (file);
         return 1;
     } else {
         return 0;