clib: add copyright notice to nit_{common,main}

[nit.git] / lib / nit_main.c

diff --git a/lib/nit_main.c b/lib/nit_main.c
index 78df533..5ad9df4 100644 (file)
--- a/lib/nit_main.c
+++ b/lib/nit_main.c
@@ -1,7 +1,33 @@
+/* This file is part of NIT ( http://www.nitlanguage.org ).
+ *
+ * Copyright 2006-2009 Jean Privat <jean@pryen.org>
+ *
+ * This file is free software, which comes along with NIT.  This software is
+ * distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+ * without  even  the implied warranty of  MERCHANTABILITY or  FITNESS FOR A
+ * PARTICULAR PURPOSE.  You can modify it is you want,  provided this header
+ * is kept unaltered, and a notification of the changes is added.
+ * You  are  allowed  to  redistribute it and sell it, alone or is a part of
+ * another product.
+ */
+
 #include "nit_common.h"
 #include <signal.h>
 #include <stdarg.h>
 
+#ifdef WITH_LIBGC
+#define GC_DEBUG
+#include <gc/gc.h>
+int nolibgc = 0;
+void *simple_alloc(size_t s0);
+void *alloc(size_t s0)
+{
+       if (!nolibgc) { return GC_MALLOC(s0); }
+       else return simple_alloc(s0);
+}
+#define alloc simple_alloc
+#endif
+
 void * alloc(size_t s0)
 {
        static char * alloc_pos = NULL;
@@ -27,18 +53,25 @@ void exithandler(int s) {
        nit_exit(1);
 }
 void prepare_signals(void) {
+#if WITH_LIBGC
+       nolibgc = (getenv("NIT_NOLIBGC") != NULL);
+       if (!nolibgc) {
+               GC_INIT();
+       }
+#endif
        signal(SIGINT,exithandler);
        signal(SIGABRT,exithandler);
        signal(SIGSEGV,exithandler);
        signal(SIGILL, exithandler);
        signal(SIGFPE, exithandler);
        signal(SIGTERM,exithandler);
+       signal(SIGBUS, exithandler);
 }
 struct trace_t *tracehead = NULL;
 void nit_exit(int i) {
        fprintf(stderr, ",---- Stack trace -- - -  -\n");
        while(tracehead != NULL) {
-               fprintf(stderr, "| %s\n",tracehead->text);
+               fprintf(stderr, "| %s (%s:%d)\n", tracehead->meth, tracehead->file, tracehead->line);
                if (tracehead == tracehead->prev) break;
                tracehead = tracehead->prev;
        }