Fix web struct handling.

Typedef to handle different versions of libmicrohttpd.
Add getStructIndex().
Fix small print() mem leak.

src/env.c

@@ -301,3 +301,13 @@ struct Environment defaultEnv()
 
     return e;
 }
+
+int getStructIndex(struct Environment* env, const char* name)
+{
+    for (int i = 0; i < env->structCount; i++) {
+        if (strcmp(name, env->structDefs[i].name) == 0) {
+            return i;
+        }
+    }
+    return -1;
+}

src/env.h

@@ -39,4 +39,6 @@ struct Environment defaultEnv();
 
 struct StructDef getStructDef(struct Environment* env, const char* name);
 
+int getStructIndex(struct Environment* env, const char* name);
+
 #endif

src/examples/webby.pl

@@ -46,7 +46,7 @@ stuff, when you think about it."
     (htmlize p2)))
   ))))
 
-(def revealer (fn (x) (cat "x: " x)))
+(def revealer (fn (x) (cat "" x)))
 
 (get "/" homepage)
 (get "/x" revealer)

src/pebblisp.c

@@ -682,9 +682,11 @@ Object charAt(Object string, Object at, struct Environment* ignore)
 
 Object print(Object p, Object ignore, struct Environment* env)
 {
-    p = cloneObject(p);
-    p = eval(&p, env);
-    _printObj(&p, 0);
+    Object c = cloneObject(p);
+    Object e = eval(&c, env);
+    _printObj(&e, 0);
+    cleanObject(&c);
+    cleanObject(&e);
     return numberObject(0);
 }
 

src/web.c

@@ -15,11 +15,14 @@
 #include "web.h"
 #include "pebblisp.h"
 
-struct StructDef query = {
-    .fieldCount = 1,
-    .name = "",
-    .names = {""}
-};
+#ifdef _MHD_FLAGS_ENUM
+typedef enum MHD_Result HttpResult;
+#else
+typedef int HttpResult;
+#endif
+
+int requestDefinition = -1;
+
 int routeCount = 0;
 struct Route routes[10];
 
@@ -41,7 +44,7 @@ int methodMatches(const char* method, struct Route* route)
   }
 }
 
-static int
+static HttpResult
 print_out_key(void *queryParamsV, enum MHD_ValueKind kind, const char *key,
               const char *value)
 {
@@ -55,14 +58,13 @@ print_out_key (void *queryParamsV, enum MHD_ValueKind kind, const char *key,
     return MHD_YES;
 }
 
-//static enum MHD_Result
-static int
+static HttpResult
 answer_to_connection(void *cls, struct MHD_Connection *connection,
                      const char *url, const char *method,
                      const char *version, const char *upload_data,
                      size_t *upload_data_size, void **con_cls)
 {
-  const char *page = NULL;
+    char *page = NULL;
     printf("%s URL: '%s' :: ", method, url);
     printf("version: %s\n", version);
     printf("upload_data: %s\n", upload_data);
@@ -70,11 +72,13 @@ answer_to_connection(void *cls, struct MHD_Connection *connection,
         if (methodMatches(method, &routes[i]) && strcmp(url, routes[i].path) == 0) {
             Object queryParams = listObject();
             MHD_get_connection_values(connection, MHD_GET_ARGUMENT_KIND, print_out_key, &queryParams);
-      //page = routes[i].routeAction(url);
-      Object lambdaList = listObject();
-      nf_addToList(&lambdaList, queryParams);
+
+            Object res = structObject(requestDefinition);
+            res.structObject->fields[0] = queryParams;
             Object route = cloneObject(routes[i].routeAction);
-      Object result = listEvalLambda(&route, &lambdaList, routes[i].env);
+
+            Object result = listEvalLambda(&route, &res, routes[i].env);
+            cleanObject(&res);
             page = result.string;
             break;
         }
@@ -86,8 +90,7 @@ answer_to_connection(void *cls, struct MHD_Connection *connection,
     }
 
     struct MHD_Response *response;
-  //enum MHD_Result ret;
-  int ret;
+    HttpResult ret;
     (void) cls;               /* Unused. Silent compiler warning. */
     (void) url;               /* Unused. Silent compiler warning. */
     (void) method;            /* Unused. Silent compiler warning. */
@@ -102,11 +105,27 @@ answer_to_connection(void *cls, struct MHD_Connection *connection,
     ret = MHD_queue_response(connection, MHD_HTTP_OK, response);
     MHD_destroy_response(response);
 
+    // if (needsFree) {
+    //     free(page);
+    // }
+
     return ret;
 }
 
+int initialized = 0;
+void initialize()
+{
+    if (!initialized) {
+        Object o = parseEval("(struct Request (queryParams))", global());
+        cleanObject(&o);
+        requestDefinition = getStructIndex(global(), "Request");
+    }
+    initialized = 1;
+}
+
 int start(int port)
 {
+    initialize();
     struct MHD_Daemon *daemon = MHD_start_daemon(
         MHD_USE_AUTO | MHD_USE_INTERNAL_POLLING_THREAD,
         port, NULL, NULL, &answer_to_connection, NULL, MHD_OPTION_END);