Function copy_line

text.c:225–253

static CopyEntry *copy_line(TextEditorState *state, int line_number) {
  if (state->copy_reset) {
    state->copy_reset = 0;
    state->n_copied_lines = 0;
  }

  // Get current line
  int line_start = state->offset_list[line_number];
  char line[MAX_LINE_CHARACTERS];
  int length = textReadLine(state->buffer, line_start, state->size, line);

  CopyEntry *entry = &state->copy_buffer[state->n_copied_lines];

  // Copy line into copy_buffer
  memcpy(entry->line, &state->buffer[line_start], length);

  // Make sure line end with a newline
  if (entry->line[length - 1] != '\n') {
    entry->line[length] = '\n';
    length++;
  }
  
  // Terminate line
  state->copy_buffer[state->n_copied_lines].line[length] = '\0';
  
  state->n_copied_lines++;

  return entry;
}


static void delete_line(TextEditorState *state, int line_number) {