use log_* functions for debugging and don't segfault on evaluation

git-svn-id: svn://svn.lighttpd.net/lighttpd/branches/lighttpd-1.3.x@428 152afb58-edef-0310-8abb-c4023f1b3aa9

src/mod_cml.c

@@ -30,6 +30,7 @@ INIT_FUNC(mod_cml_init) {
 	p->eval            = buffer_array_init();
 	p->trigger_if      = buffer_array_init();
 	p->output_include  = buffer_array_init();
+	p->params          = tnode_val_array_init();
 	
 	return p;
 }
@@ -54,6 +55,8 @@ FREE_FUNC(mod_cml_free) {
 		free(p->config_storage);
 	}
 	
+	tnode_val_array_free(p->params);
+	
 	buffer_array_free(p->eval);
 	buffer_array_free(p->trigger_if);
 	buffer_array_free(p->output_include);
@@ -289,6 +292,8 @@ URIHANDLER_FUNC(mod_cml_is_handled) {
 	buffer_reset(p->session_id);
 	buffer_reset(p->trigger_handler);
 	
+	tnode_val_array_reset(p->params);
+	
 	if (buffer_is_empty(p->conf.ext)) return HANDLER_GO_ON;
 	
 	ct_len = p->conf.ext->used - 1;

src/mod_cml.h

@@ -78,6 +78,10 @@ int cache_parse(server *srv, connection *con, plugin_data *p, buffer *fn);
 int tnode_prepare_long(tnode *t);
 int tnode_prepare_string(tnode *t);
 
+tnode_val_array *tnode_val_array_init();
+void tnode_val_array_free(tnode_val_array *tva);
+void tnode_val_array_reset(tnode_val_array *tva);
+
 #define CACHE_FUNC_PROTO(x) int x(server *srv, connection *con, plugin_data *p, tnode *result)
 
 CACHE_FUNC_PROTO(f_unix_time_now);

src/mod_cml_funcs.c

@@ -33,8 +33,9 @@ CACHE_FUNC_PROTO(f_file_mtime) {
 	UNUSED(con);
 	
 	if (p->params->ptr[0]->type != T_NODE_VALUE_STRING) {
-		fprintf(stderr, "%s.%d: f_file_mtime: I need a string: %d\n", 
-			__FILE__, __LINE__, p->params->ptr[0]->type);
+		log_error_write(srv, __FILE__, __LINE__, "sd", 
+				"f_file_mtime: I need a string:", 
+				p->params->ptr[0]->type);
 		
 		return -1;
 	}
@@ -46,7 +47,8 @@ CACHE_FUNC_PROTO(f_file_mtime) {
 	buffer_append_string_buffer(b, p->params->ptr[0]->data.str);
 	
 	if (-1 == stat(b->ptr, &st)) {
-		log_error_write(srv, __FILE__, __LINE__, "sbs", "trigger.if file.mtime():", b, strerror(errno));
+		log_error_write(srv, __FILE__, __LINE__, "sbs", 
+				"trigger.if file.mtime():", b, strerror(errno));
 		
 		buffer_free(b);
 		return -1;
@@ -64,8 +66,9 @@ CACHE_FUNC_PROTO(f_mysql_escape) {
 	UNUSED(con);
 	
 	if (p->params->ptr[0]->type != T_NODE_VALUE_STRING) {
-		fprintf(stderr, "%s.%d: f_mysql_escape: I need a string: %d\n", 
-			__FILE__, __LINE__, p->params->ptr[0]->type);
+		log_error_write(srv, __FILE__, __LINE__, "sd", 
+				"f_mysql_escape: I need a string:", 
+				p->params->ptr[0]->type);
 		
 		return -1;
 	}
@@ -81,8 +84,9 @@ CACHE_FUNC_PROTO(f_mysql_query) {
 	UNUSED(con);
 	
 	if (p->params->ptr[0]->type != T_NODE_VALUE_STRING) {
-		fprintf(stderr, "%s.%d: f_mysql_escape: I need a string: %d\n", 
-			__FILE__, __LINE__, p->params->ptr[0]->type);
+		log_error_write(srv, __FILE__, __LINE__, "sd", 
+				"f_mysql_query: I need a string:", 
+				p->params->ptr[0]->type);
 		return -1;
 	}
 	

src/mod_cml_logic.c

@@ -92,6 +92,19 @@ void tnode_val_array_free(tnode_val_array *tva) {
 	free(tva);
 }
 
+void tnode_val_array_reset(tnode_val_array *tva) {
+	size_t i;
+	
+	if (!tva) return;
+	
+	for (i = 0; i < tva->used; i++) {
+		tnode_val_free(tva->ptr[i]);
+	}
+	
+	tva->used = 0;
+}
+
+
 tnode *tnode_init() {
 	tnode *t;
 	
@@ -329,25 +342,25 @@ int cache_trigger_parse(server *srv, connection *con, plugin_data *p, buffer *t
 					/* parse parameters */
 					
 					if (0 != cache_parse_parameters(srv, con, p, br_open + 1, t->used - slen - 3, p->params)) {
-						fprintf(stderr, "%s.%d: parsing parameters failed\n", 
-							__FILE__, __LINE__
-							);
+						log_error_write(srv, __FILE__, __LINE__, "s", 
+								"parsing parameters failed");
+						
 						return -1;
 					}
 					
 					if (p->params->used != f[i].params) {
-						fprintf(stderr, "%s.%d: wrong param-count for %s: %d, expected %d\n", 
-							__FILE__, __LINE__,
-							f[i].name,
-							p->params->used,
-							f[i].params
-							);
+						log_error_write(srv, __FILE__, __LINE__, "sssdsd", 
+								"wrong param-count for", f[i].name,
+								"got", p->params->used,
+								"expected", f[i].params);
 						return -1;
 					}
 					
 					
 					if (0 != f[i].func(srv, con, p, n)) {
-						fprintf(stderr, "%s.%d: function %s failed\n", __FILE__, __LINE__, f[i].name);
+						log_error_write(srv, __FILE__, __LINE__, "ss", 
+								"calling function failed for", 
+								f[i].name);
 						return -1;
 					}
 					
@@ -362,9 +375,9 @@ int cache_trigger_parse(server *srv, connection *con, plugin_data *p, buffer *t
 			
 			if (*err != '\0') {
 				/* isn't a int */
-				fprintf(stderr, "%s.%d: can't evaluate: '%s', '%s'\n", 
-					__FILE__, __LINE__,
-					t->ptr, err);
+				log_error_write(srv, __FILE__, __LINE__, "sss", 
+						"can't evaluate:", 
+						t->ptr, err);
 				
 				return -1;
 			}