Move everything to src/ folder

src/sys.c

@@ -0,0 +1,77 @@
+/* sys.c: System management
+ * Created: 2025-08-20
+ * Author: Aryadev Chavali
+ * License: See end of file
+ * Commentary:
+ */
+
+#include <assert.h>
+#include <malloc.h>
+#include <string.h>
+
+#include <alisp/lisp.h>
+#include <alisp/tag.h>
+
+void sys_init(sys_t *sys)
+{
+  memset(sys, 0, sizeof(*sys));
+}
+
+void sys_register(sys_t *sys, lisp_t *ptr)
+{
+  // Simply append it to the list of currently active conses
+  vec_append(&sys->memory, &ptr, sizeof(&ptr));
+}
+
+void sys_cleanup(sys_t *sys)
+{
+  static_assert(NUM_TAGS == 5);
+
+  sym_table_cleanup(&sys->symtable);
+  if (sys->memory.size == 0)
+    return;
+
+  // Iterate through each cell of memory currently allocated and free them
+  for (size_t i = 0; i < VEC_SIZE(&sys->memory, lisp_t **); ++i)
+  {
+    lisp_t *allocated = VEC_GET(&sys->memory, i, lisp_t *);
+    switch (get_tag(allocated))
+    {
+    case TAG_CONS:
+      // Delete the cons
+      free(as_cons(allocated));
+      break;
+    case TAG_VEC:
+    {
+      vec_t *vec = as_vec(allocated);
+      vec_free(vec);
+      free(vec);
+      break;
+    }
+    case TAG_NIL:
+    case TAG_INT:
+    case TAG_SYM:
+    case NUM_TAGS:
+      // shouldn't be dealt with (either constant or dealt with elsewhere)
+      break;
+    }
+  }
+
+  // Free the container
+  vec_free(&sys->memory);
+
+  // Ensure no one treats this as active in any sense
+  memset(sys, 0, sizeof(*sys));
+}
+
+/* Copyright (C) 2025, 2026 Aryadev Chavali
+
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the Unlicense for details.
+
+ * You may distribute and modify this code under the terms of the Unlicense,
+ * which you should have received a copy of along with this program.  If not,
+ * please go to <https://unlicense.org/>.
+
+ */