static void
blame_go_forward(struct view *view, struct blame *blame, bool parent)
{
struct blame_state *state = view->private;
struct blame_history_state *history_state = &state->history_state;
struct blame_commit *commit = blame->commit;
const char *id = parent ? commit->parent_id : commit->id;
const char *filename = parent ? commit->parent_filename : commit->filename;
if (!*id && parent) {
report("The selected commit has no parents");
return;
}
if (!strcmp(history_state->id, id) && !strcmp(history_state->filename, filename)) {
report("The selected commit is already displayed");
return;
}
if (!push_view_history_state(&blame_view_history, &view->pos, history_state)) {
report("Failed to save current view state");
return;
}
string_ncopy(view->env->ref, id, sizeof(commit->id));
string_ncopy(view->env->file, filename, strlen(filename));
if (parent)
setup_blame_parent_line(view, blame);
view->env->lineno = blame->lineno;
reload_view(view);
}
static void
push_tree_stack_entry(struct view *view, const char *name, struct position *position)
{
size_t pathlen = strlen(view->env->directory);
char *path_position = view->env->directory + pathlen;
struct view_state *state = push_view_history_state(&tree_view_history, position, &path_position);
if (!state)
return;
if (!string_format_from(view->env->directory, &pathlen, "%s/", name)) {
pop_tree_stack_entry(NULL);
return;
}
clear_position(position);
}