+#include "d0.h"
+
/*
* 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"
+const char *d0_bsd_license_notice D0_USED = "\n"
"/*\n"
" * FILE: d0.c\n"
" * AUTHOR: Rudolf Polzer - divVerent@xonotic.org\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>
-void *(*d0_malloc)(size_t len) = malloc;
-void (*d0_free)(void *p) = free;
+//#define MUTEX_DEBUG
+
+#ifdef MUTEX_DEBUG
+#define NUM_MUTEXES 1024
+#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
+
+d0_malloc_t *d0_malloc = NULL;
+d0_free_t *d0_free = NULL;
+d0_createmutex_t *d0_createmutex = NULL;
+d0_destroymutex_t *d0_destroymutex = NULL;
+d0_lockmutex_t *d0_lockmutex = NULL;
+d0_unlockmutex_t *d0_unlockmutex = NULL;
+
+void d0_setmallocfuncs(d0_malloc_t *m, d0_free_t *f)
+{
+ d0_malloc = (m ? m : malloc);
+ d0_free = (f ? f : free);
+}
+
+void d0_setmutexfuncs(d0_createmutex_t *c, d0_destroymutex_t *d, d0_lockmutex_t *l, d0_unlockmutex_t *u)
+{
+ d0_createmutex = (c ? c : dummy_createmutex);
+ d0_destroymutex = (d ? d : dummy_destroymutex);
+ d0_lockmutex = (l ? l : dummy_lockmutex);
+ d0_unlockmutex = (u ? u : dummy_unlockmutex);
+}
+
+void d0_initfuncs(void)
+{
+ d0_setmallocfuncs(d0_malloc, d0_free);
+ d0_setmutexfuncs(d0_createmutex, d0_destroymutex, d0_lockmutex, d0_unlockmutex);
+}