X-Git-Url: https://code.kerkeslager.com/?a=blobdiff_plain;f=templates%2Ffunction_definition.c;h=1fc85e4d7ade8b9ef6ea3dd5d15ae2c1a96125b0;hb=f6d9f124d5357eac16e011961991db570879f4a0;hp=3120fb96d9a17e6d26866ed40f712e3fe7e69695;hpb=3da330f045ed7fcb66ee9d9447de320680263699;p=fur

diff --git a/templates/function_definition.c b/templates/function_definition.c
index 3120fb9..1fc85e4 100644
--- a/templates/function_definition.c
+++ b/templates/function_definition.c
@@ -1,21 +1,37 @@
 
-Object user${{name}}$implementation(EnvironmentPool* environmentPool, Environment* parent, size_t argc, Object* args)
+Object user${{name}}$implementation(
+    EnvironmentPool* environmentPool,
+    Environment* environment,
+    size_t argc,
+    Stack* stack,
+    jmp_buf parentJump)
 {
-  assert(argc == {{ argument_name_list|length }});
+  environment = Environment_construct(environmentPool, environment);
 
-  Environment* environment = EnvironmentPool_allocate(environmentPool);
-  Environment_initialize(environment, parent);
+  StackSnapshot stackSnapshot = Stack_takeSnapshot(stack);
 
-  {% for argument_name in argument_name_list %}
-  Environment_set(environment, "{{ argument_name }}", args[{{ loop.index0 }}]);
+  jmp_buf jump;
+  if(setjmp(jump) != 0)
+  {
+    fprintf(stderr, "\tin {{name}}\n");
+
+    Stack_rewind(stack, stackSnapshot);
+    Environment_setLive(environment, false);
+
+    longjmp(parentJump, 1);
+  }
+
+  Object result = builtin$nil;
+
+  {% for argument_name in argument_name_list|reverse %}
+  Environment_set(environment, "{{ argument_name }}", Stack_pop(stack));
   {% endfor %}
 
-  {% for statement in statement_list[:-1] %}
+  {% for statement in statement_list %}
   {{ statement }}
   {% endfor %}
 
-  Object result = {{ statement_list[-1] }}
-
+  // TODO Set the environment back to the parent environment
   Environment_setLive(environment, false);
   return result;
 }