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feat(lua): add proper support of luv threads

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This commit is contained in:
erw7
2021-09-11 11:48:58 +09:00
committed by bfredl
parent d0f8f76224
commit b87867e69e
13 changed files with 989 additions and 193 deletions
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65
src/nvim/runtime.c
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@@ -24,6 +24,23 @@
static bool runtime_search_path_valid = false;
static int *runtime_search_path_ref = NULL;
static RuntimeSearchPath runtime_search_path;
static RuntimeSearchPath runtime_search_path_thread;
static uv_mutex_t runtime_search_path_mutex;
void runtime_search_path_init(void)
{
uv_mutex_init(&runtime_search_path_mutex);
}
void runtime_search_path_lock(void)
{
uv_mutex_lock(&runtime_search_path_mutex);
}
void runtime_search_path_unlock(void)
{
uv_mutex_unlock(&runtime_search_path_mutex);
}
/// ":runtime [what] {name}"
void ex_runtime(exarg_T *eap)
@@ -172,6 +189,17 @@ RuntimeSearchPath runtime_search_path_get_cached(int *ref)
return runtime_search_path;
}
RuntimeSearchPath copy_runtime_search_path(const RuntimeSearchPath src)
{
RuntimeSearchPath dst = KV_INITIAL_VALUE;
for (size_t j = 0; j < kv_size(src); j++) {
SearchPathItem src_item = kv_A(src, j);
kv_push(dst, ((SearchPathItem){ xstrdup(src_item.path), src_item.after, src_item.has_lua }));
}
return dst;
}
void runtime_search_path_unref(RuntimeSearchPath path, int *ref)
FUNC_ATTR_NONNULL_ALL
{
@@ -302,15 +330,33 @@ ArrayOf(String) runtime_get_named(bool lua, Array pat, bool all)
{
int ref;
RuntimeSearchPath path = runtime_search_path_get_cached(&ref);
ArrayOf(String) rv = ARRAY_DICT_INIT;
static char buf[MAXPATHL];
ArrayOf(String) rv = runtime_get_named_common(lua, pat, all, path);
runtime_search_path_unref(path, &ref);
return rv;
}
ArrayOf(String) runtime_get_named_thread(bool lua, Array pat, bool all)
{
runtime_search_path_lock();
ArrayOf(String) rv = runtime_get_named_common(lua, pat, all, runtime_search_path_thread);
runtime_search_path_unlock();
return rv;
}
ArrayOf(String) runtime_get_named_common(bool lua, Array pat, bool all,
RuntimeSearchPath path)
{
ArrayOf(String) rv = ARRAY_DICT_INIT;
size_t buf_len = MAXPATHL;
char *buf = xmalloc(MAXPATHL);
for (size_t i = 0; i < kv_size(path); i++) {
SearchPathItem *item = &kv_A(path, i);
if (lua) {
if (item->has_lua == kNone) {
size_t size = (size_t)snprintf(buf, sizeof buf, "%s/lua/", item->path);
item->has_lua = (size < sizeof buf && os_isdir((char_u *)buf)) ? kTrue : kFalse;
size_t size = (size_t)snprintf(buf, buf_len, "%s/lua/", item->path);
item->has_lua = (size < buf_len && os_isdir((char_u *)buf));
}
if (item->has_lua == kFalse) {
continue;
@@ -320,9 +366,9 @@ ArrayOf(String) runtime_get_named(bool lua, Array pat, bool all)
for (size_t j = 0; j < pat.size; j++) {
Object pat_item = pat.items[j];
if (pat_item.type == kObjectTypeString) {
size_t size = (size_t)snprintf(buf, sizeof buf, "%s/%s",
size_t size = (size_t)snprintf(buf, buf_len, "%s/%s",
item->path, pat_item.data.string.data);
if (size < sizeof buf) {
if (size < buf_len) {
if (os_file_is_readable(buf)) {
ADD(rv, STRING_OBJ(cstr_to_string(buf)));
if (!all) {
@@ -333,9 +379,8 @@ ArrayOf(String) runtime_get_named(bool lua, Array pat, bool all)
}
}
}
done:
runtime_search_path_unref(path, &ref);
xfree(buf);
return rv;
}
@@ -569,6 +614,10 @@ void runtime_search_path_validate(void)
runtime_search_path = runtime_search_path_build();
runtime_search_path_valid = true;
runtime_search_path_ref = NULL; // initially unowned
runtime_search_path_lock();
runtime_search_path_free(runtime_search_path_thread);
runtime_search_path_thread = copy_runtime_search_path(runtime_search_path);
runtime_search_path_unlock();
}
}