Deps: Fix GCC 14 build errors for lua-openssl on MSYS2

Yet another "temporary" workaround. Dodging the problem with diff patches is questionable at best, but unblocks the other PRs.

Once the problem has been fixed upstream, or alternatively the workaround has been applied upstream, can likely get rid of this.

deps/luaopenssl-unixbuild.sh

@@ -14,6 +14,20 @@ OPENSSL_INCLUDE_DIR=deps/openssl/openssl/include
 LIBCRYPTO=$OUT_DIR/libcrypto.a
 LIBSSL=$OUT_DIR/libssl.a
 
+cleanup() {
+    echo "Reverting GCC 14 diagnostics patch (to make sure the build is idempotent)"
+    cd $SRC_DIR
+    git apply -R ../gcc14-diagnostics-workaround.diff
+    cd -
+}
+
+trap cleanup EXIT
+
+echo "Applying GCC 14 diagnostics patch (this should hopefully be temporary)"
+cd $SRC_DIR
+git apply ../gcc14-diagnostics-workaround.diff
+cd -
+
 unset PKG_CONFIG_PATH # Prevent CMake from using the system OpenSSL (which may not necessarily be compatible)
 
 cmake -S $SRC_DIR -B $BUILD_DIR -G Ninja -DOPENSSL_LIBRARIES=$OUT_DIR -DBUILD_SHARED_LUA_OPENSSL=OFF -DOPENSSL_ROOT_DIR=$OPENSSL_DIR -DOPENSSL_INCLUDE_DIR=$OPENSSL_INCLUDE_DIR -DLUAJIT_INCLUDE_DIRS=$LUAJIT_SRC_DIR -DLUAJIT_LIBRARIES=$LUAJIT_SRC_DIR -DLUA_INCLUDE_DIR=$LUAJIT_SRC_DIR -DLUAJIT_LIBRARIES=$LUAJIT_LIBRARY_PATH -DCMAKE_C_COMPILER=gcc -DOPENSSL_CRYPTO_LIBRARY=$LIBCRYPTO -DOPENSSL_SSL_LIBRARY=$LIBSSL -DLUA_OPENSSL_LIBTYPE=STATIC -DOPENSSL_USE_STATIC_LIBS=ON

deps/luaopenssl-windowsbuild.sh

@@ -14,6 +14,20 @@ OPENSSL_INCLUDE_DIR=deps/openssl/openssl/include
 LIBCRYPTO=$OUT_DIR/libcrypto.a
 LIBSSL=$OUT_DIR/libssl.a
 
+cleanup() {
+    echo "Reverting GCC 14 diagnostics patch (to make sure the build is idempotent)"
+    cd $SRC_DIR
+    git apply -R ../gcc14-diagnostics-workaround.diff
+    cd -
+}
+
+trap cleanup EXIT
+
+echo "Applying GCC 14 diagnostics patch (this should hopefully be temporary)"
+cd $SRC_DIR
+git apply ../gcc14-diagnostics-workaround.diff
+cd -
+
 cmake -S $SRC_DIR -B $BUILD_DIR -G Ninja -DOPENSSL_LIBRARIES=$OUT_DIR -DBUILD_SHARED_LUA_OPENSSL=OFF -DOPENSSL_ROOT_DIR=$OPENSSL_DIR -DOPENSSL_INCLUDE_DIR=$OPENSSL_INCLUDE_DIR -DLUAJIT_INCLUDE_DIRS=$LUAJIT_SRC_DIR -DLUAJIT_LIBRARIES=$LUAJIT_SRC_DIR -DLUA_INCLUDE_DIR=$LUAJIT_SRC_DIR -DLUAJIT_LIBRARIES=$LUAJIT_LIBRARY_PATH -DCMAKE_C_COMPILER=gcc -DOPENSSL_CRYPTO_LIBRARY=$LIBCRYPTO -DOPENSSL_SSL_LIBRARY=$LIBSSL -DLUA_OPENSSL_LIBTYPE=STATIC -DOPENSSL_USE_STATIC_LIBS=ON
 cmake --build $BUILD_DIR --clean-first
 

deps/zhaog/gcc14-diagnostics-workaround.diff

@@ -0,0 +1,50 @@
+diff --git a/src/ocsp.c b/src/ocsp.c
+index 57ec6a59..02bd4ebb 100644
+--- a/src/ocsp.c
++++ b/src/ocsp.c
+@@ -104,12 +104,22 @@ static int openssl_ocsp_request_read(lua_State *L)
+   BIO *bio = load_bio_object(L, 1);
+   int pem = lua_gettop(L) > 1 ? auxiliar_checkboolean(L, 2) : 0;
+
++#if defined(__GNUC__)
++#pragma GCC diagnostic push
++#pragma GCC diagnostic ignored "-Wincompatible-pointer-types"
++#endif
++
+ #if defined(__clang__)
+ #pragma clang diagnostic push
+ #pragma clang diagnostic ignored "-Wincompatible-pointer-types"
+ #endif
+   OCSP_REQUEST *req = pem ? PEM_read_bio_OCSP_REQUEST(bio, NULL, NULL)
+                           : d2i_OCSP_REQUEST_bio(bio, NULL);
++
++#if defined(__GNUC__)
++#pragma GCC diagnostic pop
++#endif
++
+ #if defined(__clang__)
+ #pragma clang diagnostic pop
+ #endif
+@@ -137,12 +147,22 @@ static int openssl_ocsp_response_read(lua_State *L)
+   int pem = lua_gettop(L) > 1 ? auxiliar_checkboolean(L, 2) : 0;
+   int ret = 0;
+
++#if defined(__GNUC__)
++#pragma GCC diagnostic push
++#pragma GCC diagnostic ignored "-Wincompatible-pointer-types"
++#endif
++
+ #if defined(__clang__)
+ #pragma clang diagnostic push
+ #pragma clang diagnostic ignored "-Wincompatible-pointer-types"
+ #endif
+   OCSP_RESPONSE *res = pem ? PEM_read_bio_OCSP_RESPONSE(bio, NULL, NULL)
+                            : d2i_OCSP_RESPONSE_bio(bio, NULL);
++
++#if defined(__GNUC__)
++#pragma GCC diagnostic pop
++#endif
++
+ #if defined(__clang__)
+ #pragma clang diagnostic pop
+ #endif