rnd-20070316-1-src

[rocksndiamonds.git] / src / libgame / setup.c

diff --git a/src/libgame/setup.c b/src/libgame/setup.c
index 985c160a245b9f3b16f33ecedb2e9a79b4c99c9c..bc8a1a34740bb1b31ab92b928dfba63cffa8b8b4 100644 (file)
--- a/src/libgame/setup.c
+++ b/src/libgame/setup.c
@@ -1609,11 +1609,15 @@ static void printSetupFileHash(SetupFileHash *hash)
 
 #define ALLOW_TOKEN_VALUE_SEPARATOR_BEING_WHITESPACE           1
 #define CHECK_TOKEN_VALUE_SEPARATOR__WARN_IF_MISSING           0
+#define CHECK_TOKEN__WARN_IF_ALREADY_EXISTS_IN_HASH            0
 
 static boolean token_value_separator_found = FALSE;
 #if CHECK_TOKEN_VALUE_SEPARATOR__WARN_IF_MISSING
 static boolean token_value_separator_warning = FALSE;
 #endif
+#if CHECK_TOKEN__WARN_IF_ALREADY_EXISTS_IN_HASH
+static boolean token_already_exists_warning = FALSE;
+#endif
 
 static boolean getTokenValueFromSetupLineExt(char *line,
                                             char **token_ptr, char **value_ptr,
@@ -1776,6 +1780,10 @@ static boolean loadSetupFileData(void *setup_file_data, char *filename,
   token_value_separator_warning = FALSE;
 #endif
 
+#if CHECK_TOKEN__WARN_IF_ALREADY_EXISTS_IN_HASH
+  token_already_exists_warning = FALSE;
+#endif
+
   if (!(file = fopen(filename, MODE_READ)))
   {
     Error(ERR_WARN, "cannot open configuration file '%s'", filename);
@@ -1874,9 +1882,34 @@ static boolean loadSetupFileData(void *setup_file_data, char *filename,
       else
       {
        if (is_hash)
+       {
+#if CHECK_TOKEN__WARN_IF_ALREADY_EXISTS_IN_HASH
+         char *old_value =
+           getHashEntry((SetupFileHash *)setup_file_data, token);
+
+         if (old_value != NULL)
+         {
+           if (!token_already_exists_warning)
+           {
+             Error(ERR_INFO_LINE, "-");
+             Error(ERR_WARN, "duplicate token(s) found in config file:");
+             Error(ERR_INFO, "- config file: '%s'", filename);
+
+             token_already_exists_warning = TRUE;
+           }
+
+           Error(ERR_INFO, "- token: '%s' (in line %d)", token, line_nr);
+           Error(ERR_INFO, "  old value: '%s'", old_value);
+           Error(ERR_INFO, "  new value: '%s'", value);
+         }
+#endif
+
          setHashEntry((SetupFileHash *)setup_file_data, token, value);
+       }
        else
+       {
          insert_ptr = addListEntry((SetupFileList *)insert_ptr, token, value);
+       }
 
        token_count++;
       }
@@ -1890,6 +1923,11 @@ static boolean loadSetupFileData(void *setup_file_data, char *filename,
     Error(ERR_INFO_LINE, "-");
 #endif
 
+#if CHECK_TOKEN__WARN_IF_ALREADY_EXISTS_IN_HASH
+  if (token_already_exists_warning)
+    Error(ERR_INFO_LINE, "-");
+#endif
+
   if (token_count == 0)
     Error(ERR_WARN, "configuration file '%s' is empty", filename);