Move warning after initialization

We can't call Scm_Warn in symbol initialization, for other runtime
hasn't been fully booted.

Author: shirok

src/core.c

@@ -279,6 +279,15 @@ void Scm_Init(const char *signature)
 #endif
 
     Scm__FinishModuleInitialization();
+
+    /* Warn users that the compatibility is broken.
+       This needs to be here after all initialization is done. */
+    if (Scm_GetEnv("GAUCHE_KEYWORD_DISJOINT") != NULL) {
+        Scm_Warn("GAUCHE_KEYWORD_DISJOINT is set, but disjoint keyword type is "
+                 "no longer supported.  See 'Keyword and symbol integration' "
+                 "in the reference manual for the details.");
+    }
+
     runtime_state = SCM_RUNTIME_INITIALIZED;
 }
 

src/symbol.c

@@ -421,10 +421,4 @@ void Scm__InitSymbol(void)
     SCM_INTERNAL_MUTEX_INIT(obtable_mutex);
     obtable = SCM_HASH_TABLE(Scm_MakeHashTableSimple(SCM_HASH_STRING, 4096));
     init_builtin_syms();
-
-    if (Scm_GetEnv("GAUCHE_KEYWORD_DISJOINT") != NULL) {
-        Scm_Warn("GAUCHE_KEYWORD_DISJOINT is set, but disjoint keyword type is "
-                 "no longer supported.  If your code depends on a disjoint "
-                 "keyword type, please update your code.");
-    }
 }