From 63081453231afd2482a9163f644cb78f65aef8e4 Mon Sep 17 00:00:00 2001
From: Andrea Cavalli <andrea@warp.ovh>
Date: Mon, 6 Jan 2020 21:57:26 +0100
Subject: [PATCH] Removed mimalloc, WAL inmemory

---
 CMakeLists.txt        | 3 +--
 sqlite/CMakeLists.txt | 2 +-
 td/telegram/TdDb.cpp  | 6 +++---
 3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index b9aea7d8..9d2e0535 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -145,7 +145,6 @@ endif()
 set(CMAKE_THREAD_PREFER_PTHREAD ON)
 set(THREADS_PREFER_PTHREAD_FLAG ON)
 find_package(Threads REQUIRED)
-find_package(MIMALLOC 1.2 REQUIRED)
 
 if (THREADS_HAVE_PTHREAD_ARG)
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")
@@ -733,7 +732,7 @@ endif()
 add_library(tdcore STATIC ${TDLIB_SOURCE})
 target_include_directories(tdcore PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}> $<BUILD_INTERFACE:${TL_TD_AUTO_INCLUDES}>)
 target_include_directories(tdcore SYSTEM PRIVATE ${OPENSSL_INCLUDE_DIR})
-target_link_libraries(tdcore PUBLIC mimalloc tdactor tdutils tdnet tddb PRIVATE ${OPENSSL_CRYPTO_LIBRARY} ${CMAKE_DL_LIBS} ${ZLIB_LIBRARIES})
+target_link_libraries(tdcore PUBLIC tdactor tdutils tdnet tddb PRIVATE ${OPENSSL_CRYPTO_LIBRARY} ${CMAKE_DL_LIBS} ${ZLIB_LIBRARIES})
 
 if (TD_ENABLE_JNI AND NOT ANDROID) # jni is available by default on Android
   if (NOT JNI_FOUND)
diff --git a/sqlite/CMakeLists.txt b/sqlite/CMakeLists.txt
index 62207dad..8f356aac 100644
--- a/sqlite/CMakeLists.txt
+++ b/sqlite/CMakeLists.txt
@@ -17,7 +17,7 @@ target_include_directories(tdsqlite PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOU
 target_include_directories(tdsqlite SYSTEM PRIVATE ${OPENSSL_INCLUDE_DIR})
 target_link_libraries(tdsqlite PRIVATE ${OPENSSL_CRYPTO_LIBRARY} ${CMAKE_DL_LIBS} ${ZLIB_LIBRARIES})
 
-target_compile_definitions(tdsqlite PRIVATE -DSQLITE_MAX_MMAP_SIZE=268427264 -DSQLITE_ENABLE_SORTER_REFERENCES -DSQLITE_DIRECT_OVERFLOW_READ)
+target_compile_definitions(tdsqlite PRIVATE -DSQLITE_MAX_MMAP_SIZE=50331648 -DSQLITE_MAX_MEMORY=50331648 -DSQLITE_ENABLE_SORTER_REFERENCES -DSQLITE_DIRECT_OVERFLOW_READ)
 
 if (NOT WIN32)
   target_compile_definitions(tdsqlite PRIVATE -DHAVE_USLEEP -DNDEBUG=1)
diff --git a/td/telegram/TdDb.cpp b/td/telegram/TdDb.cpp
index 41f7f85b..f7b7dbf8 100644
--- a/td/telegram/TdDb.cpp
+++ b/td/telegram/TdDb.cpp
@@ -135,10 +135,10 @@ Status init_binlog(Binlog &binlog, string path, BinlogKeyValue<Binlog> &binlog_p
 
 Status init_db(SqliteDb &db) {
   TRY_STATUS(db.exec("PRAGMA encoding=\"UTF-8\""));
-  TRY_STATUS(db.exec("PRAGMA journal_mode=WAL"));
+  TRY_STATUS(db.exec("PRAGMA journal_mode=MEMORY"));
 
-  TRY_STATUS(db.exec("PRAGMA cache_size=2000"));
-  TRY_STATUS(db.exec("PRAGMA page_size=4096"));
+  TRY_STATUS(db.exec("PRAGMA cache_size=4096"));
+  TRY_STATUS(db.exec("PRAGMA page_size=1024"));
   TRY_STATUS(db.exec("PRAGMA synchronous=NORMAL"));
   TRY_STATUS(db.exec("PRAGMA temp_store=MEMORY"));
   TRY_STATUS(db.exec("PRAGMA secure_delete=0"));