Port PS2 SDL_main to header-only + SDL_RunApp()

src/main/ps2/SDL_ps2_main.c

@@ -1,91 +1,8 @@
 /*
     SDL_ps2_main.c, fjtrujy@gmail.com
+
+    empty, moved to SDL_RunApp() in src/core/ps2/SDL_ps2.c
+    TODO: remove
 */
-#include <SDL3/SDL.h>
-#include <SDL3/SDL_main.h> /* until this SDL_main impl is converted to header-only.. */
-
-#ifdef __PS2__
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <stdio.h>
-
-#include <kernel.h>
-#include <sifrpc.h>
-#include <iopcontrol.h>
-#include <sbv_patches.h>
-#include <ps2_fileXio_driver.h>
-#include <ps2_memcard_driver.h>
-#include <ps2_usb_driver.h>
-
-#ifdef main
-#undef main
-#endif
-
-__attribute__((weak)) void reset_IOP()
-{
-    SifInitRpc(0);
-    while (!SifIopReset(NULL, 0)) {
-    }
-    while (!SifIopSync()) {
-    }
-}
-
-static void prepare_IOP()
-{
-    reset_IOP();
-    SifInitRpc(0);
-    sbv_patch_enable_lmb();
-    sbv_patch_disable_prefix_check();
-    sbv_patch_fileio();
-}
-
-static void init_drivers()
-{
-    init_memcard_driver(true);
-    init_usb_driver(true);
-}
-
-static void deinit_drivers()
-{
-    deinit_usb_driver(true);
-    deinit_memcard_driver(true);
-}
-
-static void waitUntilDeviceIsReady(char *path)
-{
-    struct stat buffer;
-    int ret = -1;
-    int retries = 50;
-
-    while (ret != 0 && retries > 0) {
-        ret = stat(path, &buffer);
-        /* Wait until the device is ready */
-        nopdelay();
-
-        retries--;
-    }
-}
-
-int main(int argc, char *argv[])
-{
-    int res;
-    char cwd[FILENAME_MAX];
-
-    prepare_IOP();
-    init_drivers();
-
-    getcwd(cwd, sizeof(cwd));
-    waitUntilDeviceIsReady(cwd);
-
-    res = SDL_main(argc, argv);
-
-    deinit_drivers();
-
-    return res;
-}
-
-#endif /* _PS2 */
 
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