X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Flibgame%2Fmisc.c;h=06ded93686bbe9b672a182bd6ff86263921fd60e;hb=b5793d558cadada689358997736a16bcf346a462;hp=7ac8d566362aef4a052b16909e9d1a3b3f92e963;hpb=9b34554bd70ce56386dd056e3a5eea96e5cabbd0;p=rocksndiamonds.git

diff --git a/src/libgame/misc.c b/src/libgame/misc.c
index 7ac8d566..06ded936 100644
--- a/src/libgame/misc.c
+++ b/src/libgame/misc.c
@@ -696,45 +696,6 @@ char *getBasePath(char *filename)
   return basepath;
 }
 
-static char *getProgramMainDataPath(char *command_filename, char *base_path)
-{
-  /* check if the program's main data base directory is configured */
-  if (!strEqual(base_path, "."))
-    return base_path;
-
-  /* if the program is configured to start from current directory (default),
-     determine program package directory from program binary (some versions
-     of KDE/Konqueror and Mac OS X (especially "Mavericks") apparently do not
-     set the current working directory to the program package directory) */
-  char *main_data_path = getBasePath(command_filename);
-
-#if defined(PLATFORM_MACOSX)
-  if (strSuffix(main_data_path, MAC_APP_BINARY_SUBDIR))
-  {
-    char *main_data_path_old = main_data_path;
-
-    // cut relative path to Mac OS X application binary directory from path
-    main_data_path[strlen(main_data_path) -
-		   strlen(MAC_APP_BINARY_SUBDIR)] = '\0';
-
-    // cut trailing path separator from path (but not if path is root directory)
-    if (strSuffix(main_data_path, "/") && !strEqual(main_data_path, "/"))
-      main_data_path[strlen(main_data_path) - 1] = '\0';
-
-    // replace empty path with current directory
-    if (strEqual(main_data_path, ""))
-      main_data_path = ".";
-
-    // add relative path to Mac OS X application resources directory to path
-    main_data_path = getPath2(main_data_path, MAC_APP_FILES_SUBDIR);
-
-    free(main_data_path_old);
-  }
-#endif
-
-  return main_data_path;
-}
-
 
 /* ------------------------------------------------------------------------- */
 /* various string functions                                                  */
@@ -2174,6 +2135,8 @@ void dumpList(ListNode *node_first)
 /* functions for file handling                                               */
 /* ------------------------------------------------------------------------- */
 
+#define MAX_BUFFER_SIZE			4096
+
 File *openFile(char *filename, char *mode)
 {
   File *file = checked_calloc(sizeof(File));
@@ -2256,6 +2219,11 @@ size_t readFile(File *file, void *buffer, size_t item_size, size_t num_items)
   return fread(buffer, item_size, num_items, file->file);
 }
 
+size_t writeFile(File *file, void *buffer, size_t item_size, size_t num_items)
+{
+  return fwrite(buffer, item_size, num_items, file->file);
+}
+
 int seekFile(File *file, long offset, int whence)
 {
 #if defined(PLATFORM_ANDROID)
@@ -2325,6 +2293,36 @@ char *getStringFromFile(File *file, char *line, int size)
   return fgets(line, size, file->file);
 }
 
+int copyFile(char *filename_from, char *filename_to)
+{
+  File *file_from, *file_to;
+
+  if ((file_from = openFile(filename_from, MODE_READ)) == NULL)
+  {
+    return -1;
+  }
+
+  if ((file_to = openFile(filename_to, MODE_WRITE)) == NULL)
+  {
+    closeFile(file_from);
+
+    return -1;
+  }
+
+  while (!checkEndOfFile(file_from))
+  {
+    byte buffer[MAX_BUFFER_SIZE];
+    size_t bytes_read = readFile(file_from, buffer, 1, MAX_BUFFER_SIZE);
+
+    writeFile(file_to, buffer, 1, bytes_read);
+  }
+
+  closeFile(file_from);
+  closeFile(file_to);
+
+  return 0;
+}
+
 
 /* ------------------------------------------------------------------------- */
 /* functions for directory handling                                          */