external/lua: update to Lua 5.4.7

Update the version of Lua included with Callisto to Lua 5.4.7.
Re-generate patches to apply cleanly on top of Lua 5.4.7 sources.

Fixes: https://todo.sr.ht/~jeremy/callisto/8
This commit is contained in:
Jeremy Baxter 2024-07-01 08:51:36 +12:00
parent 045cb437ba
commit cdae936548
33 changed files with 371 additions and 266 deletions

17
external/lua/lua.c vendored
View file

@ -115,12 +115,13 @@ static void l_message (const char *pname, const char *msg) {
/*
** Check whether 'status' is not OK and, if so, prints the error
** message on the top of the stack. It assumes that the error object
** is a string, as it was either generated by Lua or by 'msghandler'.
** message on the top of the stack.
*/
static int report (lua_State *L, int status) {
if (status != LUA_OK) {
const char *msg = lua_tostring(L, -1);
if (msg == NULL)
msg = "(error message not a string)";
l_message(progname, msg);
lua_pop(L, 1); /* remove message */
}
@ -210,12 +211,17 @@ static int dostring (lua_State *L, const char *s, const char *name) {
/*
** Receives 'globname[=modname]' and runs 'globname = require(modname)'.
** If there is no explicit modname and globname contains a '-', cut
** the suffix after '-' (the "version") to make the global name.
*/
static int dolibrary (lua_State *L, char *globname) {
int status;
char *suffix = NULL;
char *modname = strchr(globname, '=');
if (modname == NULL) /* no explicit name? */
if (modname == NULL) { /* no explicit name? */
modname = globname; /* module name is equal to global name */
suffix = strchr(modname, *LUA_IGMARK); /* look for a suffix mark */
}
else {
*modname = '\0'; /* global name ends here */
modname++; /* module name starts after the '=' */
@ -223,8 +229,11 @@ static int dolibrary (lua_State *L, char *globname) {
lua_getglobal(L, "require");
lua_pushstring(L, modname);
status = docall(L, 1, 1); /* call 'require(modname)' */
if (status == LUA_OK)
if (status == LUA_OK) {
if (suffix != NULL) /* is there a suffix mark? */
*suffix = '\0'; /* remove suffix from global name */
lua_setglobal(L, globname); /* globname = require(modname) */
}
return report(L, status);
}