From 340f733488b6ce38371d83d8e52a58783334ba77 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafael=20S=C3=A1=20Menezes?= <rafael.sa.menezes40@gmail.com>
Date: Sun, 14 Jan 2024 02:47:28 +0000
Subject: [PATCH] Enable cheevos for Wii builds (#16116)

* Fixed libogc error codes interpretation for sockets

* Added thread code for libogc rc_compat

* Enabled cheevos for Wii
---
 Makefile.wii                             |  4 +++-
 deps/rcheevos/src/rc_compat.c            | 25 +++++++++++++++++++++++-
 libretro-common/include/net/net_compat.h |  4 ++++
 3 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/Makefile.wii b/Makefile.wii
index cd81625a07..3f702da3df 100644
--- a/Makefile.wii
+++ b/Makefile.wii
@@ -162,8 +162,9 @@ HAVE_XMB                 := 0
 HAVE_OZONE               := 0
 HAVE_RGUI                := 1
 HAVE_MATERIALUI          := 0
+HAVE_CHEEVOS             := 1
 
-CFLAGS      += -DHAVE_SOCKET_LEGACY
+CFLAGS      += -DHAVE_SOCKET_LEGACY -DHAVE_CHEEVOS
 
 APP_BOOTER_DIR = wii/app_booter
 PLATOBJS := $(APP_BOOTER_DIR)/app_booter.binobj
@@ -174,6 +175,7 @@ endif
 
 INCLUDE += -I./libretro-common/include \
            -Ideps \
+	   -Ideps/rcheevos/include \
            -Ideps/stb
 CFLAGS += -Wall -std=gnu99 $(MACHDEP) $(PLATCFLAGS) $(INCLUDE)
 
diff --git a/deps/rcheevos/src/rc_compat.c b/deps/rcheevos/src/rc_compat.c
index 0ba7601ad2..72819cf214 100644
--- a/deps/rcheevos/src/rc_compat.c
+++ b/deps/rcheevos/src/rc_compat.c
@@ -85,7 +85,8 @@ struct tm* rc_gmtime_s(struct tm* buf, const time_t* timer)
 #endif
 
 #ifndef RC_NO_THREADS
-#ifdef _WIN32
+
+#if defined(_WIN32)
 
 /* https://gist.github.com/roxlu/1c1af99f92bafff9d8d9 */
 
@@ -113,6 +114,28 @@ void rc_mutex_unlock(rc_mutex_t* mutex)
   ReleaseMutex(mutex->handle);
 }
 
+#elif defined(GEKKO)
+
+void rc_mutex_init(rc_mutex_t *mutex)
+{
+  LWP_MutexInit(mutex, NULL);
+}
+
+void rc_mutex_destroy(rc_mutex_t* mutex)
+{
+  LWP_MutexDestroy(mutex);
+}
+
+void rc_mutex_lock(rc_mutex_t* mutex)
+{
+  LWP_MutexLock(mutex);
+}
+
+void rc_mutex_unlock(rc_mutex_t* mutex)
+{
+  LWP_MutexUnlock(mutex);
+}
+
 #else
 
 void rc_mutex_init(rc_mutex_t* mutex)
diff --git a/libretro-common/include/net/net_compat.h b/libretro-common/include/net/net_compat.h
index 3408b47672..05970a79d1 100644
--- a/libretro-common/include/net/net_compat.h
+++ b/libretro-common/include/net/net_compat.h
@@ -352,6 +352,8 @@ static INLINE bool isagain(int val)
    return (val == SCE_NET_ERROR_EAGAIN) || (val == SCE_NET_ERROR_EWOULDBLOCK);
 #elif defined(WIIU)
    return (val == -1) && (socketlasterr() == SO_SUCCESS || socketlasterr() == SO_EWOULDBLOCK);
+#elif defined(GEKKO)
+   return (-val == EAGAIN);
 #else
    return (val < 0) && (errno == EAGAIN || errno == EWOULDBLOCK);
 #endif
@@ -367,6 +369,8 @@ static INLINE bool isinprogress(int val)
    return (val == SCE_NET_ERROR_EINPROGRESS);
 #elif defined(WIIU)
    return (val == -1) && (socketlasterr() == SO_EINPROGRESS);
+#elif defined(GEKKO)
+   return (-val == EINPROGRESS);
 #else
    return (val < 0) && (errno == EINPROGRESS);
 #endif