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path: root/package/bind/bind-dlopen.patch
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--- bind-9.3.1/bin/named/Makefile.in	2004-09-06 14:47:25.000000000 -0700
+++ bind/bin/named/Makefile.in	2005-09-19 15:55:17.000000000 -0700
@@ -29,7 +29,7 @@
 DBDRIVER_OBJS =
 DBDRIVER_SRCS =
 DBDRIVER_INCLUDES =
-DBDRIVER_LIBS =
+DBDRIVER_LIBS = -ldl
 
 CINCLUDES =	-I${srcdir}/include -I${srcdir}/unix/include \
 		${LWRES_INCLUDES} ${DNS_INCLUDES} ${BIND9_INCLUDES} \
diff -aur bind-9.3.1/bin/named/main.c bind/bin/named/main.c
--- bind-9.3.1/bin/named/main.c	2004-10-24 17:42:54.000000000 -0700
+++ bind/bin/named/main.c	2005-09-14 10:49:28.000000000 -0700
@@ -22,6 +22,7 @@
 #include <ctype.h>
 #include <stdlib.h>
 #include <string.h>
+#include <dlfcn.h>
 
 #include <isc/app.h>
 #include <isc/commandline.h>
@@ -540,6 +541,7 @@
 static void
 setup(void) {
 	isc_result_t result;
+	void        *handle;
 
 	/*
 	 * Get the user and group information before changing the root
@@ -655,13 +657,33 @@
 	/*
 	 * Add calls to register sdb drivers here.
 	 */
-	/* xxdb_init(); */
-
+	handle = dlopen ("cadb.so", RTLD_NOW);
+	if (!handle) {
+	    fprintf (stderr, "failed to load cadb driver: %s\n", dlerror());
+	} else {
+	    isc_result_t (*cadbinit)(void);
+	    const char *error;
+	    
+	    dlerror();    /* Clear any existing error */
+	    *(void **) (&cadbinit) = dlsym(handle, "cadb_init");
+	    if ((error = dlerror()) != NULL)  {
+		fprintf (stderr, "failing loading cadbinit symbol: %s\n", error);
+		exit(1);
+	    }
+	   
+	    if((*cadbinit)() != ISC_R_SUCCESS) {
+		fprintf (stderr, "cadbinit failed");
+		exit(1);
+	    }
+	}
+	
 	ns_server_create(ns_g_mctx, &ns_g_server);
 }
 
 static void
 cleanup(void) {
+	void *handle;
+
 	destroy_managers();
 
 	ns_server_destroy(&ns_g_server);
@@ -671,7 +693,21 @@
 	/*
 	 * Add calls to unregister sdb drivers here.
 	 */
-	/* xxdb_clear(); */
+	handle = dlopen ("cadb.so", RTLD_NOW);
+	if (!handle) {
+	    fprintf (stderr, "failed to load cadb driver: %s\n", dlerror());
+	} else {
+	    isc_result_t (*cadbclear)(void);
+	    const char *error;
+	    
+	    dlerror();    /* Clear any existing error */
+	    *(void **) (&cadbclear) = dlsym(handle, "cadb_clear");
+	    if ((error = dlerror()) != NULL)  {
+		fprintf (stderr, "failing loading cadbclear symbol: %s\n", error);
+	    } else {
+	        (*cadbclear)();
+	    }
+	}
 
 	isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,
 		      ISC_LOG_NOTICE, "exiting");