Minor restructure for platformio compatibility

SConstruct

@@ -7,7 +7,7 @@ from dataclasses import dataclass
 # File lists
 #
 
-PROGRAM_SOURCES = ["src/main.c"]
+PROGRAM_SOURCES = ["examples/repl/main.c"]
 LIB_SRCS = [
     "src/arena.c",
     "src/builtins.c",
@@ -67,7 +67,8 @@ class BuildVariant:
         repl_env = self.env.Clone()
         repl_env.Append(LIBS=[self.static_lib])
         self.repl_program = repl_env.Program(
-            self.built("uclisp"), pgm_objs,
+            self.built("uclisp"),
+            pgm_objs,
         )
 
     def configure_tests(self):

examples/repl/main.c

@@ -51,10 +51,8 @@ int main(int argc, const char **argv) {
         struct ucl_object *sexp = ucl_parse(ucl, argv[1]);
         struct ucl_object *result = ucl_evaluate(ucl, ucl_car(ucl, sexp));
 
-        if (result->type == UCL_TYPE_ERROR) {
-            printf("%s", result->error);
-            return -1;
-        }
+        ucl_print_obj(result);
+        printf("\n");
 
         return 0;
     }

library.json

@@ -0,0 +1,26 @@
+{
+  "name": "ucLISP",
+  "version": "0.1.0",
+  "description": "A toy LISP implementation for microcontrollers",
+  "keywords": "lisp, language, scripting, garbage collector",
+  "repository":
+  {
+    "type": "git",
+    "url": "https://gitlab.maxregan.me/max/uclisp.git"
+  },
+  "authors":
+  [
+    {
+      "name": "Max Regan",
+      "email": "mgregan2@gmail.com",
+      "url": "https://www.gitlab.maxregan.me/max",
+      "maintainer": true
+    }
+  ],
+  "license": "MIT",
+  "homepage": "https://gitlab.maxregan.me/max/uclisp",
+  "dependencies": {
+  },
+  "frameworks": "*",
+  "platforms": "*"
+}

src/builtins.c

@@ -272,8 +272,7 @@ LISP_FUNC_2(ucl_builtin_append, state, scope, list, elem) {
     return list;
 }
 
-// TODO: publicize
-static void ucl_add_builtin(struct ucl* ucl, const char *name, ucl_lisp fun) {
+void ucl_add_builtin(struct ucl* ucl, const char *name, ucl_lisp fun) {
     ucl_scope_put(ucl, ucl->global_scope, name, ucl_builtin_create(ucl, fun));
 }
 

src/evaluate.c

@@ -68,6 +68,7 @@ struct ucl_object *ucl_evaluate_list(struct ucl* state, struct ucl_scope *scope,
         return ucl_evaluate_builtin_form(state, scope, list);
     } else {
         assert(0);
+        UCL_COND_OR_RET_ERROR(false, "Unreachable error in ucl_evaluate_list");
     }
 }
 

src/lisp.h

@@ -5,6 +5,9 @@
 
 #define UNUSED __attribute__((unused))
 
+void ucl_add_builtin(struct ucl *state, const char *name, ucl_lisp fun);
+void ucl_add_special(struct ucl *state, const char *name, ucl_lisp fun);
+
 #define LISP_FUNC_0(func_name, ucl_name, scope_name)                    \
     static struct ucl_object *func_name##_impl(struct ucl* ucl, struct ucl_scope *scope);                       \
     struct ucl_object *func_name(struct ucl* ucl, struct ucl_scope *scope, struct ucl_object *args) { \

src/parse.c

@@ -90,10 +90,11 @@ struct ucl_object *ucl_token_next(struct ucl* state, const char **curr_src) {
                     goto symbol_case;
                 }
 
-                *curr_src = end;
                 if (!ucl_is_delimiter(*end)) {
-                    return ucl_error_create(state, "Integer value contained non-digits");
+                    goto symbol_case;
+                    //return ucl_error_create(state, "Integer value contained non-digits");
                 }
+                *curr_src = end;
                 return ucl_int_create(state, value);
             }
             default:

src/utility.h

@@ -23,9 +23,9 @@ struct ucl_object *ucl_progn(struct ucl* state, struct ucl_scope *scope, struct
 
 void ucl_print_obj(struct ucl_object *obj);
 
+struct ucl_object* ucl_evaluate_in_scope(struct ucl *state, struct ucl_scope *scope, struct ucl_object* sexp);
+
 void ucl_add_builtins(struct ucl *state);
 void ucl_add_specials(struct ucl *state);
 
-struct ucl_object* ucl_evaluate_in_scope(struct ucl *state, struct ucl_scope *scope, struct ucl_object* sexp);
-
 #endif