X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Flibgame%2Fmisc.c;h=39eca58ac7d2cc9d2438d5600e84b9f3521c1072;hb=dce12aedb7f597d85daf4ae5dfc4e058ae2f7b5c;hp=7bc108bb572ebc3f60d48f6e4ec0d085f4076663;hpb=74c0f7de91268e40d15948f473eac51a9760b9c0;p=rocksndiamonds.git

diff --git a/src/libgame/misc.c b/src/libgame/misc.c
index 7bc108bb..39eca58a 100644
--- a/src/libgame/misc.c
+++ b/src/libgame/misc.c
@@ -52,6 +52,7 @@ void printf_line(char *line_string, int line_length)
   fprintf_line(stdout, line_string, line_length);
 }
 
+
 /* int2str() returns a number converted to a string;
    the used memory is static, but will be overwritten by later calls,
    so if you want to save the result, copy it to a private string buffer;
@@ -83,6 +84,44 @@ char *int2str(int number, int size)
 }
 
 
+/* something similar to "int2str()" above, but allocates its own memory
+   and has a different interface; we cannot use "itoa()", because this
+   seems to be already defined when cross-compiling to the win32 target */
+
+char *i_to_a(unsigned int i)
+{
+  static char *a = NULL;
+
+  checked_free(a);
+
+  if (i > 2147483647)	/* yes, this is a kludge */
+    i = 2147483647;
+
+  a = checked_malloc(10 + 1);
+
+  sprintf(a, "%d", i);
+
+  return a;
+}
+
+
+/* calculate base-2 logarithm of argument (rounded down to integer;
+   this function returns the number of the highest bit set in argument) */
+
+int log_2(unsigned int x)
+{
+  int e = 0;
+
+  while ((1 << e) < x)
+  {
+    x -= (1 << e);	/* for rounding down (rounding up: remove this line) */
+    e++;
+  }
+
+  return e;
+}
+
+
 /* ------------------------------------------------------------------------- */
 /* counter functions                                                         */
 /* ------------------------------------------------------------------------- */
@@ -167,14 +206,6 @@ static void sleep_milliseconds(unsigned long milliseconds_delay)
 {
   boolean do_busy_waiting = (milliseconds_delay < 5 ? TRUE : FALSE);
 
-#if 0
-#if defined(PLATFORM_MSDOS)
-  /* don't use select() to perform waiting operations under DOS
-     environment; always use a busy loop for waiting instead */
-  do_busy_waiting = TRUE;
-#endif
-#endif
-
   if (do_busy_waiting)
   {
     /* we want to wait only a few ms -- if we assume that we have a
@@ -262,48 +293,6 @@ void WaitUntilDelayReached(unsigned long *counter_var, unsigned long delay)
 /* random generator functions                                                */
 /* ------------------------------------------------------------------------- */
 
-#if 0
-unsigned int SimpleRND(unsigned int max)
-{
-  return (random_linux_libc(RND_FREE) % max);
-}
-
-unsigned int InitSimpleRND(long seed)
-{
-  if (seed == NEW_RANDOMIZE)
-  {
-    struct timeval current_time;
-
-    gettimeofday(&current_time, NULL);
-    seed = (long)current_time.tv_usec;
-  }
-
-  srandom_linux_libc(RND_FREE, (unsigned int) seed);
-
-  return (unsigned int) seed;
-}
-
-unsigned int RND(unsigned int max)
-{
-  return (random_linux_libc(RND_GAME) % max);
-}
-
-unsigned int InitRND(long seed)
-{
-  if (seed == NEW_RANDOMIZE)
-  {
-    struct timeval current_time;
-
-    gettimeofday(&current_time, NULL);
-    seed = (long)current_time.tv_usec;
-  }
-
-  srandom_linux_libc(RND_GAME, (unsigned int) seed);
-
-  return (unsigned int) seed;
-}
-#endif
-
 unsigned int init_random_number(int nr, long seed)
 {
   if (seed == NEW_RANDOMIZE)
@@ -323,27 +312,10 @@ unsigned int init_random_number(int nr, long seed)
   return (unsigned int) seed;
 }
 
-#if 1
-unsigned int get_random_number(int nr, unsigned int max)
+unsigned int get_random_number(int nr, int max)
 {
   return (max > 0 ? random_linux_libc(nr) % max : 0);
 }
-#else
-unsigned int get_random_number(int nr, unsigned int max)
-{
-  unsigned int rnd = (max > 0 ? random_linux_libc(nr) % max : 0);
-
-  if (nr == 0 && FrameCounter < 2)
-    printf("::: %d [%d]\n", rnd, FrameCounter);
-
-#if 0
-  if (nr == 0 && FrameCounter < 2 && rnd == 8)
-    rnd /= 0;
-#endif
-
-  return rnd;
-}
-#endif
 
 
 /* ------------------------------------------------------------------------- */
@@ -357,26 +329,24 @@ static char *get_corrected_real_name(char *real_name)
   char *from_ptr = real_name;
   char *to_ptr   = real_name_new;
 
-  if (strchr(real_name, 'ß') == NULL)	/* name does not contain 'ß' */
-  {
-    strncpy(real_name_new, real_name, MAX_USERNAME_LEN);
-    real_name_new[MAX_USERNAME_LEN] = '\0';
-
-    return real_name_new;
-  }
-
-  /* the user's real name may contain a 'ß' character (german sharp s),
-     which has no equivalent in upper case letters (which our fonts use) */
+  /* copy the name string, but not more than MAX_USERNAME_LEN characters */
   while (*from_ptr && (long)(to_ptr - real_name_new) < MAX_USERNAME_LEN - 1)
   {
-    if (*from_ptr != 'ß')
-      *to_ptr++ = *from_ptr++;
-    else
+    /* the name field read from "passwd" file may also contain additional
+       user information, separated by commas, which will be removed here */
+    if (*from_ptr == ',')
+      break;
+
+    /* the user's real name may contain 'ß' characters (german sharp s),
+       which have no equivalent in upper case letters (used by our fonts) */
+    if (*from_ptr == 'ß')
     {
       from_ptr++;
       *to_ptr++ = 's';
       *to_ptr++ = 's';
     }
+    else
+      *to_ptr++ = *from_ptr++;
   }
 
   *to_ptr = '\0';
@@ -478,6 +448,51 @@ char *getHomeDir()
 }
 
 
+/* ------------------------------------------------------------------------- */
+/* path manipulation functions                                               */
+/* ------------------------------------------------------------------------- */
+
+static char *getLastPathSeparatorPtr(char *filename)
+{
+  char *last_separator = strrchr(filename, '/');
+
+#if !defined(PLATFORM_UNIX)
+  if (last_separator == NULL)	/* also try DOS/Windows variant */
+    last_separator = strrchr(filename, '\\');
+#endif
+
+  return last_separator;
+}
+
+static char *getBaseNamePtr(char *filename)
+{
+  char *last_separator = getLastPathSeparatorPtr(filename);
+
+  if (last_separator != NULL)
+    return last_separator + 1;	/* separator found: strip base path */
+  else
+    return filename;		/* no separator found: filename has no path */
+}
+
+char *getBaseName(char *filename)
+{
+  return getStringCopy(getBaseNamePtr(filename));
+}
+
+char *getBasePath(char *filename)
+{
+  char *basepath = getStringCopy(filename);
+  char *last_separator = getLastPathSeparatorPtr(basepath);
+
+  if (last_separator != NULL)
+    *last_separator = '\0';	/* separator found: strip basename */
+  else
+    basepath = ".";		/* no separator found: use current path */
+
+  return basepath;
+}
+
+
 /* ------------------------------------------------------------------------- */
 /* various string functions                                                  */
 /* ------------------------------------------------------------------------- */
@@ -539,8 +554,7 @@ char *getStringToLower(char *s)
 
 void setString(char **old_value, char *new_value)
 {
-  if (*old_value != NULL)
-    free(*old_value);
+  checked_free(*old_value);
 
   *old_value = getStringCopy(new_value);
 }
@@ -552,19 +566,34 @@ void setString(char **old_value, char *new_value)
 
 void GetOptions(char *argv[], void (*print_usage_function)(void))
 {
+  char *ro_base_path = RO_BASE_PATH;
+  char *rw_base_path = RW_BASE_PATH;
   char **options_left = &argv[1];
 
+#if !defined(PLATFORM_MACOSX)
+  /* if the program is configured to start from current directory (default),
+     determine program package directory (KDE/Konqueror does not do this by
+     itself and fails otherwise); on Mac OS X, the program binary is stored
+     in an application package directory -- do not try to use this directory
+     as the program data directory (Mac OS X handles this correctly anyway) */
+
+  if (strcmp(ro_base_path, ".") == 0)
+    ro_base_path = program.command_basepath;
+  if (strcmp(rw_base_path, ".") == 0)
+    rw_base_path = program.command_basepath;
+#endif
+
   /* initialize global program options */
   options.display_name = NULL;
   options.server_host = NULL;
   options.server_port = 0;
-  options.ro_base_directory = RO_BASE_PATH;
-  options.rw_base_directory = RW_BASE_PATH;
-  options.level_directory = RO_BASE_PATH "/" LEVELS_DIRECTORY;
-  options.graphics_directory = RO_BASE_PATH "/" GRAPHICS_DIRECTORY;
-  options.sounds_directory = RO_BASE_PATH "/" SOUNDS_DIRECTORY;
-  options.music_directory = RO_BASE_PATH "/" MUSIC_DIRECTORY;
-  options.docs_directory = RO_BASE_PATH "/" DOCS_DIRECTORY;
+  options.ro_base_directory = ro_base_path;
+  options.rw_base_directory = rw_base_path;
+  options.level_directory    = getPath2(ro_base_path, LEVELS_DIRECTORY);
+  options.graphics_directory = getPath2(ro_base_path, GRAPHICS_DIRECTORY);
+  options.sounds_directory   = getPath2(ro_base_path, SOUNDS_DIRECTORY);
+  options.music_directory    = getPath2(ro_base_path, MUSIC_DIRECTORY);
+  options.docs_directory     = getPath2(ro_base_path, DOCS_DIRECTORY);
   options.execute_command = NULL;
   options.serveronly = FALSE;
   options.network = FALSE;
@@ -631,14 +660,17 @@ void GetOptions(char *argv[], void (*print_usage_function)(void))
 	Error(ERR_EXIT_HELP, "option '%s' requires an argument", option_str);
 
       /* this should be extended to separate options for ro and rw data */
-      options.ro_base_directory = option_arg;
-      options.rw_base_directory = option_arg;
+      options.ro_base_directory = ro_base_path = option_arg;
+      options.rw_base_directory = rw_base_path = option_arg;
       if (option_arg == next_option)
 	options_left++;
 
-      /* adjust path for level directory accordingly */
-      options.level_directory =
-	getPath2(options.ro_base_directory, LEVELS_DIRECTORY);
+      /* adjust paths for sub-directories in base directory accordingly */
+      options.level_directory    = getPath2(ro_base_path, LEVELS_DIRECTORY);
+      options.graphics_directory = getPath2(ro_base_path, GRAPHICS_DIRECTORY);
+      options.sounds_directory   = getPath2(ro_base_path, SOUNDS_DIRECTORY);
+      options.music_directory    = getPath2(ro_base_path, MUSIC_DIRECTORY);
+      options.docs_directory     = getPath2(ro_base_path, DOCS_DIRECTORY);
     }
     else if (strncmp(option, "-levels", option_len) == 0)
     {
@@ -700,6 +732,9 @@ void GetOptions(char *argv[], void (*print_usage_function)(void))
       options.execute_command = option_arg;
       if (option_arg == next_option)
 	options_left++;
+
+      /* when doing batch processing, always enable verbose mode (warnings) */
+      options.verbose = TRUE;
     }
     else if (*option == '-')
     {
@@ -822,7 +857,7 @@ void Error(int mode, char *format, ...)
 
 
 /* ------------------------------------------------------------------------- */
-/* memory allocation functions                                               */
+/* checked memory allocation and freeing functions                           */
 /* ------------------------------------------------------------------------- */
 
 void *checked_malloc(unsigned long size)
@@ -859,6 +894,12 @@ void *checked_realloc(void *ptr, unsigned long size)
   return ptr;
 }
 
+void checked_free(void *ptr)
+{
+  if (ptr != NULL)	/* this check should be done by free() anyway */
+    free(ptr);
+}
+
 
 /* ------------------------------------------------------------------------- */
 /* various helper functions                                                  */
@@ -884,28 +925,52 @@ inline void swap_number_pairs(int *x1, int *y1, int *x2, int *y2)
   *y2 = help_y;
 }
 
-short getFile16BitInteger(FILE *file, int byte_order)
+/* the "put" variants of the following file access functions check for the file
+   pointer being != NULL and return the number of bytes they have or would have
+   written; this allows for chunk writing functions to first determine the size
+   of the (not yet written) chunk, write the correct chunk size and finally
+   write the chunk itself */
+
+int getFile8BitInteger(FILE *file)
 {
-  if (byte_order == BYTE_ORDER_BIG_ENDIAN)
-    return ((fgetc(file) <<  8) |
-	    (fgetc(file) <<  0));
-  else		 /* BYTE_ORDER_LITTLE_ENDIAN */
-    return ((fgetc(file) <<  0) |
-	    (fgetc(file) <<  8));
+  return fgetc(file);
+}
+
+int putFile8BitInteger(FILE *file, int value)
+{
+  if (file != NULL)
+    fputc(value, file);
+
+  return 1;
 }
 
-void putFile16BitInteger(FILE *file, short value, int byte_order)
+int getFile16BitInteger(FILE *file, int byte_order)
 {
   if (byte_order == BYTE_ORDER_BIG_ENDIAN)
-  {
-    fputc((value >>  8) & 0xff, file);
-    fputc((value >>  0) & 0xff, file);
-  }
+    return ((fgetc(file) << 8) |
+	    (fgetc(file) << 0));
   else		 /* BYTE_ORDER_LITTLE_ENDIAN */
+    return ((fgetc(file) << 0) |
+	    (fgetc(file) << 8));
+}
+
+int putFile16BitInteger(FILE *file, int value, int byte_order)
+{
+  if (file != NULL)
   {
-    fputc((value >>  0) & 0xff, file);
-    fputc((value >>  8) & 0xff, file);
+    if (byte_order == BYTE_ORDER_BIG_ENDIAN)
+    {
+      fputc((value >> 8) & 0xff, file);
+      fputc((value >> 0) & 0xff, file);
+    }
+    else	   /* BYTE_ORDER_LITTLE_ENDIAN */
+    {
+      fputc((value >> 0) & 0xff, file);
+      fputc((value >> 8) & 0xff, file);
+    }
   }
+
+  return 2;
 }
 
 int getFile32BitInteger(FILE *file, int byte_order)
@@ -922,22 +987,27 @@ int getFile32BitInteger(FILE *file, int byte_order)
 	    (fgetc(file) << 24));
 }
 
-void putFile32BitInteger(FILE *file, int value, int byte_order)
+int putFile32BitInteger(FILE *file, int value, int byte_order)
 {
-  if (byte_order == BYTE_ORDER_BIG_ENDIAN)
-  {
-    fputc((value >> 24) & 0xff, file);
-    fputc((value >> 16) & 0xff, file);
-    fputc((value >>  8) & 0xff, file);
-    fputc((value >>  0) & 0xff, file);
-  }
-  else		 /* BYTE_ORDER_LITTLE_ENDIAN */
+  if (file != NULL)
   {
-    fputc((value >>  0) & 0xff, file);
-    fputc((value >>  8) & 0xff, file);
-    fputc((value >> 16) & 0xff, file);
-    fputc((value >> 24) & 0xff, file);
+    if (byte_order == BYTE_ORDER_BIG_ENDIAN)
+    {
+      fputc((value >> 24) & 0xff, file);
+      fputc((value >> 16) & 0xff, file);
+      fputc((value >>  8) & 0xff, file);
+      fputc((value >>  0) & 0xff, file);
+    }
+    else	   /* BYTE_ORDER_LITTLE_ENDIAN */
+    {
+      fputc((value >>  0) & 0xff, file);
+      fputc((value >>  8) & 0xff, file);
+      fputc((value >> 16) & 0xff, file);
+      fputc((value >> 24) & 0xff, file);
+    }
   }
+
+  return 4;
 }
 
 boolean getFileChunk(FILE *file, char *chunk_name, int *chunk_size,
@@ -994,6 +1064,22 @@ void putFileVersion(FILE *file, int version)
   fputc(version_build, file);
 }
 
+void ReadBytesFromFile(FILE *file, byte *buffer, unsigned long bytes)
+{
+  int i;
+
+  for(i = 0; i < bytes && !feof(file); i++)
+    buffer[i] = fgetc(file);
+}
+
+void WriteBytesToFile(FILE *file, byte *buffer, unsigned long bytes)
+{
+  int i;
+
+  for(i = 0; i < bytes; i++)
+    fputc(buffer[i], file);
+}
+
 void ReadUnusedBytesFromFile(FILE *file, unsigned long bytes)
 {
   while (bytes-- && !feof(file))
@@ -1242,7 +1328,7 @@ void translate_keyname(Key *keysym, char **x11name, char **name, int mode)
       char c = name_ptr[6];
 
       if (c >= '0' && c <= '9')
-	key = KSYM_0 + (Key)(c - '0');
+	key = KSYM_KP_0 + (Key)(c - '0');
     }
     else if (strncmp(name_ptr, "XK_F", 4) == 0 && strlen(name_ptr) <= 6)
     {
@@ -1433,10 +1519,6 @@ void addNodeToList(ListNode **node_first, char *key, void *content)
 {
   ListNode *node_new = newListNode();
 
-#if 0
-  printf("LIST: adding node with key '%s'\n", key);
-#endif
-
   node_new->key = getStringCopy(key);
   node_new->content = content;
   node_new->next = *node_first;
@@ -1449,17 +1531,8 @@ void deleteNodeFromList(ListNode **node_first, char *key,
   if (node_first == NULL || *node_first == NULL)
     return;
 
-#if 0
-  printf("[CHECKING LIST KEY '%s' == '%s']\n",
-	 (*node_first)->key, key);
-#endif
-
   if (strcmp((*node_first)->key, key) == 0)
   {
-#if 0
-    printf("[DELETING LIST ENTRY]\n");
-#endif
-
     free((*node_first)->key);
     if (destructor_function)
       destructor_function((*node_first)->content);
@@ -1506,9 +1579,8 @@ void dumpList(ListNode *node_first)
 
 boolean fileExists(char *filename)
 {
-#if 0
-  printf("checking file '%s'\n", filename);
-#endif
+  if (filename == NULL)
+    return FALSE;
 
   return (access(filename, F_OK) == 0);
 }
@@ -1518,8 +1590,7 @@ boolean fileHasPrefix(char *basename, char *prefix)
   static char *basename_lower = NULL;
   int basename_length, prefix_length;
 
-  if (basename_lower != NULL)
-    free(basename_lower);
+  checked_free(basename_lower);
 
   if (basename == NULL || prefix == NULL)
     return FALSE;
@@ -1541,8 +1612,7 @@ boolean fileHasSuffix(char *basename, char *suffix)
   static char *basename_lower = NULL;
   int basename_length, suffix_length;
 
-  if (basename_lower != NULL)
-    free(basename_lower);
+  checked_free(basename_lower);
 
   if (basename == NULL || suffix == NULL)
     return FALSE;
@@ -1559,18 +1629,24 @@ boolean fileHasSuffix(char *basename, char *suffix)
   return FALSE;
 }
 
-boolean FileIsGraphic(char *basename)
+boolean FileIsGraphic(char *filename)
 {
+  char *basename = getBaseNamePtr(filename);
+
   return fileHasSuffix(basename, "pcx");
 }
 
-boolean FileIsSound(char *basename)
+boolean FileIsSound(char *filename)
 {
+  char *basename = getBaseNamePtr(filename);
+
   return fileHasSuffix(basename, "wav");
 }
 
-boolean FileIsMusic(char *basename)
+boolean FileIsMusic(char *filename)
 {
+  char *basename = getBaseNamePtr(filename);
+
   if (FileIsSound(basename))
     return TRUE;
 
@@ -1604,6 +1680,27 @@ boolean FileIsArtworkType(char *basename, int type)
 /* functions for loading artwork configuration information                   */
 /* ------------------------------------------------------------------------- */
 
+char *get_mapped_token(char *token)
+{
+  /* !!! make this dynamically configurable (init.c:InitArtworkConfig) !!! */
+  static char *map_token_prefix[][2] =
+  {
+    { "char_procent",		"char_percent"	},
+    { NULL,					}
+  };
+  int i;
+
+  for (i = 0; map_token_prefix[i][0] != NULL; i++)
+  {
+    int len_token_prefix = strlen(map_token_prefix[i][0]);
+
+    if (strncmp(token, map_token_prefix[i][0], len_token_prefix) == 0)
+      return getStringCat2(map_token_prefix[i][1], &token[len_token_prefix]);
+  }
+
+  return NULL;
+}
+
 /* This function checks if a string <s> of the format "string1, string2, ..."
    exactly contains a string <s_contained>. */
 
@@ -1641,7 +1738,7 @@ static boolean string_has_parameter(char *s, char *s_contained)
   return string_has_parameter(substring, s_contained);
 }
 
-int get_parameter_value(char *suffix, char *value_raw, int type)
+int get_parameter_value(char *value_raw, char *suffix, int type)
 {
   char *value = getStringToLower(value_raw);
   int result = 0;	/* probably a save default value */
@@ -1692,14 +1789,14 @@ int get_auto_parameter_value(char *token, char *value_raw)
   if (suffix == NULL)
     suffix = token;
 
-  return get_parameter_value(suffix, value_raw, TYPE_INTEGER);
+  return get_parameter_value(value_raw, suffix, TYPE_INTEGER);
 }
 
 static void FreeCustomArtworkList(struct ArtworkListInfo *,
 				  struct ListNodeInfo ***, int *);
 
 struct FileInfo *getFileListFromConfigList(struct ConfigInfo *config_list,
-					   struct ConfigInfo *suffix_list,
+					   struct ConfigTypeInfo *suffix_list,
 					   char **ignore_tokens,
 					   int num_file_list_entries)
 {
@@ -1734,6 +1831,9 @@ struct FileInfo *getFileListFromConfigList(struct ConfigInfo *config_list,
 	setString(&file_list[i].default_parameter[j], suffix_list[j].value);
 	setString(&file_list[i].parameter[j], suffix_list[j].value);
       }
+
+      file_list[i].redefined = FALSE;
+      file_list[i].fallback_to_default = FALSE;
     }
   }
 
@@ -1808,11 +1908,6 @@ static boolean token_suffix_match(char *token, char *suffix, int start_pos)
   int len_token = strlen(token);
   int len_suffix = strlen(suffix);
 
-#if 0
-  if (IS_PARENT_PROCESS())
-    printf(":::::::::: check '%s' for '%s' ::::::::::\n", token, suffix);
-#endif
-
   if (start_pos < 0)	/* compare suffix from end of string */
     start_pos += len_token;
 
@@ -1831,10 +1926,10 @@ static boolean token_suffix_match(char *token, char *suffix, int start_pos)
   return FALSE;
 }
 
-#define KNOWN_TOKEN_VALUE	"[KNOWN_TOKEN]"
+#define KNOWN_TOKEN_VALUE	"[KNOWN_TOKEN_VALUE]"
 
 static void read_token_parameters(SetupFileHash *setup_file_hash,
-				  struct ConfigInfo *suffix_list,
+				  struct ConfigTypeInfo *suffix_list,
 				  struct FileInfo *file_list_entry)
 {
   /* check for config token that is the base token without any suffixes */
@@ -1855,16 +1950,6 @@ static void read_token_parameters(SetupFileHash *setup_file_hash,
     /* mark config file token as well known from default config */
     setHashEntry(setup_file_hash, file_list_entry->token, known_token_value);
   }
-#if 0
-  else
-  {
-    if (strcmp(file_list_entry->filename,
-	       file_list_entry->default_filename) != 0)
-      printf("___ resetting '%s' to default\n", file_list_entry->token);
-
-    setString(&file_list_entry->filename, file_list_entry->default_filename);
-  }
-#endif
 
   /* check for config tokens that can be build by base token and suffixes */
   for (i = 0; suffix_list[i].token != NULL; i++)
@@ -1887,26 +1972,25 @@ static void read_token_parameters(SetupFileHash *setup_file_hash,
 static void add_dynamic_file_list_entry(struct FileInfo **list,
 					int *num_list_entries,
 					SetupFileHash *extra_file_hash,
-					struct ConfigInfo *suffix_list,
+					struct ConfigTypeInfo *suffix_list,
 					int num_suffix_list_entries,
 					char *token)
 {
   struct FileInfo *new_list_entry;
   int parameter_array_size = num_suffix_list_entries * sizeof(char *);
 
-#if 0
-  if (IS_PARENT_PROCESS())
-    printf("===> found dynamic definition '%s'\n", token);
-#endif
-
   (*num_list_entries)++;
   *list = checked_realloc(*list, *num_list_entries * sizeof(struct FileInfo));
   new_list_entry = &(*list)[*num_list_entries - 1];
 
   new_list_entry->token = getStringCopy(token);
+  new_list_entry->default_filename = NULL;
   new_list_entry->filename = NULL;
   new_list_entry->parameter = checked_calloc(parameter_array_size);
 
+  new_list_entry->redefined = FALSE;
+  new_list_entry->fallback_to_default = FALSE;
+
   read_token_parameters(extra_file_hash, suffix_list, new_list_entry);
 }
 
@@ -1935,7 +2019,7 @@ static void LoadArtworkConfigFromFilename(struct ArtworkListInfo *artwork_info,
 					  char *filename)
 {
   struct FileInfo *file_list = artwork_info->file_list;
-  struct ConfigInfo *suffix_list = artwork_info->suffix_list;
+  struct ConfigTypeInfo *suffix_list = artwork_info->suffix_list;
   char **base_prefixes = artwork_info->base_prefixes;
   char **ext1_suffixes = artwork_info->ext1_suffixes;
   char **ext2_suffixes = artwork_info->ext2_suffixes;
@@ -1948,40 +2032,74 @@ static void LoadArtworkConfigFromFilename(struct ArtworkListInfo *artwork_info,
   int num_ext2_suffixes = artwork_info->num_ext2_suffixes;
   int num_ext3_suffixes = artwork_info->num_ext3_suffixes;
   int num_ignore_tokens = artwork_info->num_ignore_tokens;
-  SetupFileHash *setup_file_hash, *extra_file_hash;
+  SetupFileHash *setup_file_hash, *valid_file_hash;
+  SetupFileHash *extra_file_hash, *empty_file_hash;
   char *known_token_value = KNOWN_TOKEN_VALUE;
   int i, j, k, l;
 
   if (filename == NULL)
     return;
 
-#if 0
-  printf("::: LoadArtworkConfigFromFilename: '%s'\n", filename);
-#endif
-
   if ((setup_file_hash = loadSetupFileHash(filename)) == NULL)
     return;
 
+  /* separate valid (defined) from empty (undefined) config token values */
+  valid_file_hash = newSetupFileHash();
+  empty_file_hash = newSetupFileHash();
+  BEGIN_HASH_ITERATION(setup_file_hash, itr)
+  {
+    char *value = HASH_ITERATION_VALUE(itr);
+
+    setHashEntry(*value ? valid_file_hash : empty_file_hash,
+		 HASH_ITERATION_TOKEN(itr), value);
+  }
+  END_HASH_ITERATION(setup_file_hash, itr)
+
+  /* at this point, we do not need the setup file hash anymore -- free it */
+  freeSetupFileHash(setup_file_hash);
+
+  /* map deprecated to current tokens (using prefix match and replace) */
+  BEGIN_HASH_ITERATION(valid_file_hash, itr)
+  {
+    char *token = HASH_ITERATION_TOKEN(itr);
+    char *mapped_token = get_mapped_token(token);
+
+    if (mapped_token != NULL)
+    {
+      char *value = HASH_ITERATION_VALUE(itr);
+
+      /* add mapped token */
+      setHashEntry(valid_file_hash, mapped_token, value);
+
+      /* ignore old token (by setting it to "known" keyword) */
+      setHashEntry(valid_file_hash, token, known_token_value);
+
+      free(mapped_token);
+    }
+  }
+  END_HASH_ITERATION(valid_file_hash, itr)
+
   /* read parameters for all known config file tokens */
   for (i = 0; i < num_file_list_entries; i++)
-    read_token_parameters(setup_file_hash, suffix_list, &file_list[i]);
+    read_token_parameters(valid_file_hash, suffix_list, &file_list[i]);
 
   /* set all tokens that can be ignored here to "known" keyword */
   for (i = 0; i < num_ignore_tokens; i++)
-    setHashEntry(setup_file_hash, ignore_tokens[i], known_token_value);
+    setHashEntry(valid_file_hash, ignore_tokens[i], known_token_value);
 
-  /* copy all unknown config file tokens to extra config list */
+  /* copy all unknown config file tokens to extra config hash */
   extra_file_hash = newSetupFileHash();
-  BEGIN_HASH_ITERATION(setup_file_hash, itr)
+  BEGIN_HASH_ITERATION(valid_file_hash, itr)
   {
-    if (strcmp(HASH_ITERATION_VALUE(itr), known_token_value) != 0)
-      setHashEntry(extra_file_hash,
-		   HASH_ITERATION_TOKEN(itr), HASH_ITERATION_VALUE(itr));
+    char *value = HASH_ITERATION_VALUE(itr);
+
+    if (strcmp(value, known_token_value) != 0)
+      setHashEntry(extra_file_hash, HASH_ITERATION_TOKEN(itr), value);
   }
-  END_HASH_ITERATION(setup_file_hash, itr)
+  END_HASH_ITERATION(valid_file_hash, itr)
 
-  /* at this point, we do not need the config file hash anymore -- free it */
-  freeSetupFileHash(setup_file_hash);
+  /* at this point, we do not need the valid file hash anymore -- free it */
+  freeSetupFileHash(valid_file_hash);
 
   /* now try to determine valid, dynamically defined config tokens */
 
@@ -2004,6 +2122,10 @@ static void LoadArtworkConfigFromFilename(struct ArtworkListInfo *artwork_info,
     boolean base_prefix_found = FALSE;
     boolean parameter_suffix_found = FALSE;
 
+#if 0
+    printf("::: examining '%s' -> '%s'\n", token, HASH_ITERATION_VALUE(itr));
+#endif
+
     /* skip all parameter definitions (handled by read_token_parameters()) */
     for (i = 0; i < num_suffix_list_entries && !parameter_suffix_found; i++)
     {
@@ -2013,16 +2135,6 @@ static void LoadArtworkConfigFromFilename(struct ArtworkListInfo *artwork_info,
 	parameter_suffix_found = TRUE;
     }
 
-#if 0
-    if (IS_PARENT_PROCESS())
-    {
-      if (parameter_suffix_found)
-	printf("---> skipping token '%s' (parameter token)\n", token);
-      else
-	printf("---> examining token '%s': search prefix ...\n", token);
-    }
-#endif
-
     if (parameter_suffix_found)
       continue;
 
@@ -2198,11 +2310,12 @@ static void LoadArtworkConfigFromFilename(struct ArtworkListInfo *artwork_info,
 		     artwork_info->sizeof_artwork_list_entry);
   }
 
-  if (extra_file_hash != NULL && options.verbose && IS_PARENT_PROCESS())
+  if (options.verbose && IS_PARENT_PROCESS())
   {
     SetupFileList *setup_file_list, *list;
     boolean dynamic_tokens_found = FALSE;
     boolean unknown_tokens_found = FALSE;
+    boolean undefined_values_found = (hashtable_count(empty_file_hash) != 0);
 
     if ((setup_file_list = loadSetupFileList(filename)) == NULL)
       Error(ERR_EXIT, "loadSetupFileHash works, but loadSetupFileList fails");
@@ -2250,10 +2363,28 @@ static void LoadArtworkConfigFromFilename(struct ArtworkListInfo *artwork_info,
       Error(ERR_RETURN_LINE, "-");
     }
 
+    if (undefined_values_found)
+    {
+      Error(ERR_RETURN_LINE, "-");
+      Error(ERR_RETURN, "warning: undefined values found in config file:");
+      Error(ERR_RETURN, "- config file: '%s'", filename);
+
+      for (list = setup_file_list; list != NULL; list = list->next)
+      {
+	char *value = getHashEntry(empty_file_hash, list->token);
+
+	if (value != NULL)
+	  Error(ERR_RETURN, "- undefined value for token: '%s'", list->token);
+      }
+
+      Error(ERR_RETURN_LINE, "-");
+    }
+
     freeSetupFileList(setup_file_list);
   }
 
   freeSetupFileHash(extra_file_hash);
+  freeSetupFileHash(empty_file_hash);
 
 #if 0
   for (i = 0; i < num_file_list_entries; i++)
@@ -2291,6 +2422,7 @@ void LoadArtworkConfig(struct ArtworkListInfo *artwork_info)
       setString(&file_list[i].parameter[j], file_list[i].default_parameter[j]);
 
     file_list[i].redefined = FALSE;
+    file_list[i].fallback_to_default = FALSE;
   }
 
   /* free previous dynamic artwork file array */
@@ -2341,19 +2473,9 @@ static void deleteArtworkListEntry(struct ArtworkListInfo *artwork_info,
   {
     char *filename = (*listnode)->source_filename;
 
-#if 0
-    printf("[decrementing reference counter of artwork '%s']\n", filename);
-#endif
-
     if (--(*listnode)->num_references <= 0)
-    {
-#if 0
-      printf("[deleting artwork '%s']\n", filename);
-#endif
-
       deleteNodeFromList(&artwork_info->content_list, filename,
 			 artwork_info->free_artwork);
-    }
 
     *listnode = NULL;
   }
@@ -2361,7 +2483,7 @@ static void deleteArtworkListEntry(struct ArtworkListInfo *artwork_info,
 
 static void replaceArtworkListEntry(struct ArtworkListInfo *artwork_info,
 				    struct ListNodeInfo **listnode,
-				    char *basename)
+				    struct FileInfo *file_list_entry)
 {
   char *init_text[] =
   {
@@ -2371,20 +2493,37 @@ static void replaceArtworkListEntry(struct ArtworkListInfo *artwork_info,
   };
 
   ListNode *node;
+  char *basename = file_list_entry->filename;
   char *filename = getCustomArtworkFilename(basename, artwork_info->type);
 
   if (filename == NULL)
   {
-    int error_mode = ERR_WARN;
+    Error(ERR_WARN, "cannot find artwork file '%s'", basename);
 
-#if 1
-    /* we can get away without sounds and music, but not without graphics */
-    if (*listnode == NULL && artwork_info->type == ARTWORK_TYPE_GRAPHICS)
-      error_mode = ERR_EXIT;
-#endif
+    basename = file_list_entry->default_filename;
 
-    Error(error_mode, "cannot find artwork file '%s'", basename);
-    return;
+    /* dynamic artwork has no default filename / skip empty default artwork */
+    if (basename == NULL || strcmp(basename, UNDEFINED_FILENAME) == 0)
+      return;
+
+    file_list_entry->fallback_to_default = TRUE;
+
+    Error(ERR_WARN, "trying default artwork file '%s'", basename);
+
+    filename = getCustomArtworkFilename(basename, artwork_info->type);
+
+    if (filename == NULL)
+    {
+      int error_mode = ERR_WARN;
+
+      /* we can get away without sounds and music, but not without graphics */
+      if (*listnode == NULL && artwork_info->type == ARTWORK_TYPE_GRAPHICS)
+	error_mode = ERR_EXIT;
+
+      Error(error_mode, "cannot find default artwork file '%s'", basename);
+
+      return;
+    }
   }
 
   /* check if the old and the new artwork file are the same */
@@ -2417,10 +2556,6 @@ static void replaceArtworkListEntry(struct ArtworkListInfo *artwork_info,
       return;
   }
 
-#if 0
-  printf("::: %s: '%s'\n", init_text[artwork_info->type], basename);
-#endif
-
   DrawInitText(init_text[artwork_info->type], 120, FC_GREEN);
   DrawInitText(basename, 150, FC_YELLOW);
 
@@ -2438,11 +2573,9 @@ static void replaceArtworkListEntry(struct ArtworkListInfo *artwork_info,
   {
     int error_mode = ERR_WARN;
 
-#if 1
     /* we can get away without sounds and music, but not without graphics */
     if (artwork_info->type == ARTWORK_TYPE_GRAPHICS)
       error_mode = ERR_EXIT;
-#endif
 
     Error(error_mode, "cannot load artwork file '%s'", basename);
     return;
@@ -2451,47 +2584,19 @@ static void replaceArtworkListEntry(struct ArtworkListInfo *artwork_info,
 
 static void LoadCustomArtwork(struct ArtworkListInfo *artwork_info,
 			      struct ListNodeInfo **listnode,
-			      char *basename)
+			      struct FileInfo *file_list_entry)
 {
 #if 0
   printf("GOT CUSTOM ARTWORK FILE '%s'\n", filename);
 #endif
 
-  if (strcmp(basename, UNDEFINED_FILENAME) == 0)
+  if (strcmp(file_list_entry->filename, UNDEFINED_FILENAME) == 0)
   {
     deleteArtworkListEntry(artwork_info, listnode);
     return;
   }
 
-  replaceArtworkListEntry(artwork_info, listnode, basename);
-}
-
-static void LoadArtworkToList(struct ArtworkListInfo *artwork_info,
-			      struct ListNodeInfo **listnode,
-			      char *basename, int list_pos)
-{
-#if 0
-  if (artwork_info->artwork_list == NULL ||
-      list_pos >= artwork_info->num_file_list_entries)
-    return;
-#endif
-
-#if 0
-  printf("loading artwork '%s' ...  [%d]\n",
-	 basename, getNumNodes(artwork_info->content_list));
-#endif
-
-#if 1
-  LoadCustomArtwork(artwork_info, listnode, basename);
-#else
-  LoadCustomArtwork(artwork_info, &artwork_info->artwork_list[list_pos],
-		    basename);
-#endif
-
-#if 0
-  printf("loading artwork '%s' done [%d]\n",
-	 basename, getNumNodes(artwork_info->content_list));
-#endif
+  replaceArtworkListEntry(artwork_info, listnode, file_list_entry);
 }
 
 void ReloadCustomArtworkList(struct ArtworkListInfo *artwork_info)
@@ -2503,42 +2608,13 @@ void ReloadCustomArtworkList(struct ArtworkListInfo *artwork_info)
     artwork_info->num_dynamic_file_list_entries;
   int i;
 
-#if 0
-  printf("DEBUG: reloading %d static artwork files ...\n",
-	 num_file_list_entries);
-#endif
-
   for (i = 0; i < num_file_list_entries; i++)
-  {
-#if 0
-    if (strcmp(file_list[i].token, "background") == 0)
-      printf("::: '%s' -> '%s'\n", file_list[i].token, file_list[i].filename);
-#endif
-
-    LoadArtworkToList(artwork_info, &artwork_info->artwork_list[i],
-		      file_list[i].filename, i);
-
-#if 0
-    if (artwork_info->artwork_list[i] == NULL &&
-	strcmp(file_list[i].default_filename, file_list[i].filename) != 0)
-    {
-      Error(ERR_WARN, "trying default artwork file '%s'",
-	    file_list[i].default_filename);
-
-      LoadArtworkToList(artwork_info, &artwork_info->artwork_list[i],
-			file_list[i].default_filename, i);
-    }
-#endif
-  }
-
-#if 0
-  printf("DEBUG: reloading %d dynamic artwork files ...\n",
-	 num_dynamic_file_list_entries);
-#endif
+    LoadCustomArtwork(artwork_info, &artwork_info->artwork_list[i],
+		      &file_list[i]);
 
   for (i = 0; i < num_dynamic_file_list_entries; i++)
-    LoadArtworkToList(artwork_info, &artwork_info->dynamic_artwork_list[i],
-		      dynamic_file_list[i].filename, i);
+    LoadCustomArtwork(artwork_info, &artwork_info->dynamic_artwork_list[i],
+		      &dynamic_file_list[i]);
 
 #if 0
   dumpList(artwork_info->content_list);
@@ -2567,21 +2643,11 @@ void FreeCustomArtworkLists(struct ArtworkListInfo *artwork_info)
   if (artwork_info == NULL)
     return;
 
-#if 0
-  printf("%s: FREEING ARTWORK ...\n",
-	 IS_CHILD_PROCESS() ? "CHILD" : "PARENT");
-#endif
-
   FreeCustomArtworkList(artwork_info, &artwork_info->artwork_list,
 			&artwork_info->num_file_list_entries);
 
   FreeCustomArtworkList(artwork_info, &artwork_info->dynamic_artwork_list,
 			&artwork_info->num_dynamic_file_list_entries);
-
-#if 0
-  printf("%s: FREEING ARTWORK -- DONE\n",
-	 IS_CHILD_PROCESS() ? "CHILD" : "PARENT");
-#endif
 }