functional lisp config files

src/builtins.c

@@ -0,0 +1,95 @@
+#include "../include/builtins.h"
+#include "../include/define.h"
+#include "../include/input.h"
+#include "../include/file_io.h"
+#include "../include/editor_op.h"
+#include "../include/data.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+Lisp mapKey(Lisp args, LispError *e, LispContext ctx) {
+  const char* key_sequence = lisp_string(lisp_car(args));
+  args = lisp_cdr(args);
+  // second argument
+  Lisp func = lisp_car(args);
+
+  E.key_binds =
+      (struct keyBind_t *)realloc(E.key_binds, ++E.number_of_keybinds * sizeof(struct keyBind_t));
+  E.key_binds[E.number_of_keybinds - 1].key_sequence = (char *) malloc(50 * sizeof(char));
+
+  strncpy(E.key_binds[E.number_of_keybinds - 1].key_sequence, key_sequence, 50);
+
+  E.key_binds[E.number_of_keybinds - 1].command = func;
+
+  return lisp_null();
+}
+
+Lisp moveCursor(Lisp args, LispError* e, LispContext ctx) {
+  const char *direction = lisp_string(lisp_car(args));
+  switch (direction[0]) {
+  case 'u':
+    editorMoveCursor(ARROW_UP);
+    break;
+  case 'd':
+    editorMoveCursor(ARROW_DOWN);
+    break;
+  case 'r':
+    editorMoveCursor(ARROW_RIGHT);
+    break;
+  case 'l':
+    editorMoveCursor(ARROW_LEFT);
+    break;
+  }
+
+
+  return lisp_null();
+}
+
+Lisp editorQuit(Lisp args, LispError* e, LispContext ctx) {
+  if (E.dirty && E.quit_times_buffer > 0) {
+    editorSetStatusMessage("WARNING! Changes hasn't been saved. Press Ctrl-Q "
+                           "another time to quit.");
+    --E.quit_times_buffer;
+    return lisp_null();
+  }
+  write(STDOUT_FILENO, "\x1b[2J", 4);
+  write(STDOUT_FILENO, CURSOR_TOP_LEFT, 3);
+  disableRawMode();
+  exit(0);
+
+  return lisp_null();
+
+  
+}
+
+
+Lisp l_editorSave(Lisp args, LispError* e, LispContext ctx) {
+
+  editorSave();
+  
+  return lisp_null();
+
+  
+}
+
+Lisp l_editorInsertNewLine(Lisp args, LispError* e, LispContext ctx) {
+
+  editorInsertNewLine();
+  
+  return lisp_null();
+
+  
+}
+
+Lisp moveCursorBeginLine(Lisp args, LispError *e, LispContext ctx) {
+  E.cursor_x = 0;
+  return lisp_null();
+}
+
+Lisp moveCursorEndLine(Lisp args, LispError* e, LispContext ctx) {
+  if (E.cursor_y < E.numrows) {
+    E.cursor_x = E.row[E.cursor_y].size;
+  }
+  return lisp_null();
+}