more debugging

[xonotic/d0_blind_id.git] / d0.c

diff --git a/d0.c b/d0.c
index fd61cdb3cdfdd572267a6cd94c8d8689b4054965..4692d35027c43d180842c326e732cd2dd3760cb4 100644 (file)
--- a/d0.c
+++ b/d0.c
@@ -1,6 +1,106 @@
+/*
+ * include the license notice into the dynamic library to "reproduce the
+ * copyright notice" automatically, so the application developer does not have
+ * to care about this term
+ */
+const char *d0_bsd_license_notice = "\n"
+"/*\n"
+" * FILE:      d0.c\n"
+" * AUTHOR:    Rudolf Polzer - divVerent@xonotic.org\n"
+" * \n"
+" * Copyright (c) 2010, Rudolf Polzer\n"
+" * All rights reserved.\n"
+" *\n"
+" * Redistribution and use in source and binary forms, with or without\n"
+" * modification, are permitted provided that the following conditions\n"
+" * are met:\n"
+" * 1. Redistributions of source code must retain the above copyright\n"
+" *    notice, this list of conditions and the following disclaimer.\n"
+" * 2. Redistributions in binary form must reproduce the above copyright\n"
+" *    notice, this list of conditions and the following disclaimer in the\n"
+" *    documentation and/or other materials provided with the distribution.\n"
+" * 3. Neither the name of the copyright holder nor the names of contributors\n"
+" *    may be used to endorse or promote products derived from this software\n"
+" *    without specific prior written permission.\n"
+" * \n"
+" * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``AS IS'' AND\n"
+" * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n"
+" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\n"
+" * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTOR(S) BE LIABLE\n"
+" * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\n"
+" * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\n"
+" * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\n"
+" * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\n"
+" * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\n"
+" * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\n"
+" * SUCH DAMAGE.\n"
+" *\n"
+" * $Format:commit %H$\n"
+" * $Id$\n"
+" */\n";
+
 #include "d0.h"
 
 #include <stdlib.h>
 
+//#define MUTEX_DEBUG
+
 void *(*d0_malloc)(size_t len) = malloc;
 void (*d0_free)(void *p) = free;
+
+#ifdef MUTEX_DEBUG
+#define NUM_MUTEXES 2
+#include <stdio.h>
+static mutexarray[NUM_MUTEXES];
+static int mutexpos = 0;
+static void *dummy_createmutex(void)
+{
+       if(mutexpos >= NUM_MUTEXES)
+       {
+               printf("We don't support creating so many mutexes here\n");
+               return NULL;
+       }
+       return &mutexarray[mutexpos++];
+}
+static void dummy_destroymutex(void *m)
+{
+       if(*(int *)m != 0)
+               printf("Destroying in-use mutex\n");
+       *(int *)m = -1;
+}
+static int dummy_lockmutex(void *m)
+{
+       if(*(int *)m != 0)
+               printf("Locking in-use mutex\n");
+       *(int *)m += 1;
+       return 0;
+}
+static int dummy_unlockmutex(void *m)
+{
+       if(*(int *)m != 1)
+               printf("Unlocking not-in-use mutex\n");
+       *(int *)m -= 1;
+       return 0;
+}
+#else
+static void *dummy_createmutex(void)
+{
+       return (void *) 1; // some dummy non-NULL pointer
+}
+static void dummy_destroymutex(void *m)
+{
+}
+static int dummy_lockmutex(void *m)
+{
+       return 0;
+}
+static int dummy_unlockmutex(void *m)
+{
+       return 0;
+}
+#endif
+
+void *(*d0_createmutex)(void) = dummy_createmutex;
+void (*d0_destroymutex)(void *) = dummy_destroymutex;
+int (*d0_lockmutex)(void *) = dummy_lockmutex;
+int (*d0_unlockmutex)(void *) = dummy_unlockmutex;