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Make Discord companion attach-only

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This commit is contained in:
Dusk-92
2026-08-31 22:45:15 +02:00
parent b5aefdc354
commit 0eb67f698c
1 changed files with 8 additions and 41 deletions
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native/DiscordPresence/DiscordPresenceLauncher.c
+8 -41
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@@ -2,7 +2,7 @@
* DiscordPresence.exe * DiscordPresence.exe
* Invisible companion launcher for Modernization Tool. * Invisible companion launcher for Modernization Tool.
* *
* - launches VanillaFixes.exe WoW_Modernized.exe * - is started automatically by DiscordPresence.dll after WoW is running
* - reads .modernization_tool\DiscordPresence\discord_wow_status.json * - reads .modernization_tool\DiscordPresence\discord_wow_status.json
* - publishes Discord Rich Presence over the local Discord IPC named pipe * - publishes Discord Rich Presence over the local Discord IPC named pipe
* - exits when WoW_Modernized.exe exits * - exits when WoW_Modernized.exe exits
@@ -176,40 +176,6 @@ static DWORD find_process(const char *exe_name) {
return pid; return pid;
} }
static int launch_game(void) {
char root[MAX_PATH], loader[MAX_PATH], modern[MAX_PATH], command[MAX_PATH * 2];
STARTUPINFOA si;
PROCESS_INFORMATION pi;
if (!own_directory(root, sizeof(root))) return 0;
_snprintf(loader, sizeof(loader), "%s\\VanillaFixes.exe", root);
_snprintf(modern, sizeof(modern), "%s\\WoW_Modernized.exe", root);
loader[sizeof(loader) - 1] = 0;
modern[sizeof(modern) - 1] = 0;
if (GetFileAttributesA(loader) == INVALID_FILE_ATTRIBUTES ||
GetFileAttributesA(modern) == INVALID_FILE_ATTRIBUTES) {
MessageBoxA(NULL,
"VanillaFixes.exe or WoW_Modernized.exe is missing.",
"DiscordPresence", MB_OK | MB_ICONERROR);
return 0;
}
_snprintf(command, sizeof(command), "\"%s\" WoW_Modernized.exe", loader);
command[sizeof(command) - 1] = 0;
memset(&si, 0, sizeof(si));
memset(&pi, 0, sizeof(pi));
si.cb = sizeof(si);
if (!CreateProcessA(NULL, command, NULL, NULL, FALSE, 0, NULL, root, &si, &pi)) {
char message[256];
_snprintf(message, sizeof(message),
"Could not launch VanillaFixes.exe (Windows error %lu).",
GetLastError());
MessageBoxA(NULL, message, "DiscordPresence", MB_OK | MB_ICONERROR);
return 0;
}
CloseHandle(pi.hThread);
CloseHandle(pi.hProcess);
return 1;
}
static const char *find_key(const char *json, const char *key) { static const char *find_key(const char *json, const char *key) {
static char pattern[80]; static char pattern[80];
const char *p; const char *p;
@@ -447,19 +413,20 @@ int WINAPI WinMain(HINSTANCE instance, HINSTANCE prev, LPSTR cmdline, int show)
have_id = load_application_id(application_id, sizeof(application_id)); have_id = load_application_id(application_id, sizeof(application_id));
if (!have_id) { if (!have_id) {
log_line("Built-in Discord Application ID is invalid; game will still launch."); log_line("Built-in Discord Application ID is invalid; presence is disabled.");
} }
/* The companion no longer launches WoW. DiscordPresence.dll starts this
* process only after WoW is already running. Keep a short grace period for
* process enumeration races, then exit quietly if WoW is not present. */
pid = find_process("WoW_Modernized.exe"); pid = find_process("WoW_Modernized.exe");
if (!pid && !launch_game()) return 1; while (!pid && wait_loops++ < 25) {
while (!pid && wait_loops++ < 150) {
Sleep(200); Sleep(200);
pid = find_process("WoW_Modernized.exe"); pid = find_process("WoW_Modernized.exe");
} }
if (!pid) { if (!pid) {
log_line("WoW_Modernized.exe did not start."); log_line("No running WoW_Modernized.exe found; DiscordPresence exiting.");
return 2; return 0;
} }
log_line("WoW_Modernized.exe detected."); log_line("WoW_Modernized.exe detected.");