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Handle key binding.

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This commit is contained in:
Nicholas Marriott
2026-06-30 11:19:52 +01:00
parent f7cd6ab547
commit b48e2ea8e9
9 changed files with 101 additions and 63 deletions
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38
cmd-parse.y
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@@ -88,6 +88,7 @@ struct cmd_parse_scan {
static char *cmd_parse_get_error(const char *, u_int, const char *);
static struct cmd_parse_node *cmd_parse_new_node(enum cmd_parse_node_type,
u_int);
static struct cmd_parse_node *cmd_parse_copy_node(struct cmd_parse_node *);
static struct cmd_parse_nodes *cmd_parse_new_nodes(void);
static void cmd_parse_free_node(struct cmd_parse_node *);
static void cmd_parse_append(struct cmd_parse_nodes *,
@@ -466,6 +467,24 @@ cmd_parse_free_node(struct cmd_parse_node *node)
free(node);
}
/* Recursively copy a node and all of its descendants. */
static struct cmd_parse_node *
cmd_parse_copy_node(struct cmd_parse_node *node)
{
struct cmd_parse_node *new, *child, *copy;
new = cmd_parse_new_node(node->type, node->line);
new->end_line = node->end_line;
if (node->value != NULL)
new->value = xstrdup(node->value);
TAILQ_FOREACH(child, &node->children, entry) {
copy = cmd_parse_copy_node(child);
TAILQ_INSERT_TAIL(&new->children, copy, entry);
}
return (new);
}
/* Move all nodes from src to the tail of dst, then free the src list head. */
static void
cmd_parse_append(struct cmd_parse_nodes *dst, struct cmd_parse_nodes *src)
@@ -674,6 +693,25 @@ cmd_parse_from_string(const char *s, struct cmd_parse_input *pi, char **cause)
return (cmd_parse_from_buffer(s, strlen(s), &input, cause));
}
struct cmd_parse_tree *
cmd_parse_from_node(struct cmd_parse_node *node)
{
struct cmd_parse_tree *new;
struct cmd_parse_node *root, *child;
root = cmd_parse_new_node(CMD_PARSE_ROOT, node->line);
root->end_line = node->end_line;
TAILQ_FOREACH(child, &node->children, entry) {
TAILQ_INSERT_TAIL(&root->children, cmd_parse_copy_node(child),
entry);
}
new = xcalloc(1, sizeof *new);
new->references = 1;
new->root = root;
return (new);
}
struct cmd_parse_tree *
cmd_parse_add_ref(struct cmd_parse_tree *tree)
{