From 1ff387c933915a0d0627fec7456b1c90dcbe925d Mon Sep 17 00:00:00 2001
From: wowario <wowario@noreply.codeberg.org>
Date: Sun, 15 Dec 2024 07:25:29 +0000
Subject: [PATCH] cmake: boost: fix header-only library search, bump minimum
 (#491)

Co-authored-by: tobtoht <tob@featherwallet.org>
Reviewed-on: https://codeberg.org/wownero/wownero/pulls/491
---
 CMakeLists.txt | 48 +++++++++++++++++++++++++++++-------------------
 1 file changed, 29 insertions(+), 19 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index eb7830618..30f4eeda3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1076,29 +1076,39 @@ if(STATIC)
   set(Boost_USE_STATIC_LIBS ON)
   set(Boost_USE_STATIC_RUNTIME ON)
 endif()
-find_package(Boost 1.58 QUIET REQUIRED COMPONENTS system filesystem thread date_time chrono regex serialization program_options locale)
+
+# Find Boost headers
+set(BOOST_MIN_VER 1.62)
+find_package(Boost ${BOOST_MIN_VER} QUIET REQUIRED)
+
+if(NOT Boost_FOUND)
+  die("Could not find Boost libraries, please make sure you have installed Boost or libboost-all-dev (>=${BOOST_MIN_VER}) or the equivalent")
+elseif(Boost_FOUND)
+  message(STATUS "Found Boost Version: ${Boost_VERSION_STRING}")
+
+  set(BOOST_COMPONENTS filesystem thread date_time chrono serialization program_options locale)
+
+  # Boost System is header-only since 1.69
+  if (Boost_VERSION_STRING VERSION_LESS 1.69.0)
+    list(APPEND BOOST_COMPONENTS system)
+  endif()
+
+  # Boost Regex is header-only since 1.77
+  if (Boost_VERSION_STRING VERSION_LESS 1.77.0)
+    list(APPEND BOOST_COMPONENTS regex)
+  endif()
+
+  message(STATUS "Boost components: ${BOOST_COMPONENTS}")
+
+  # Find required Boost libraries
+  find_package(Boost ${BOOST_MIN_VER} QUIET REQUIRED COMPONENTS ${BOOST_COMPONENTS})
+  set(CMAKE_FIND_LIBRARY_SUFFIXES ${OLD_LIB_SUFFIXES})
+endif()
+
 add_definitions(-DBOOST_ASIO_ENABLE_SEQUENTIAL_STRAND_ALLOCATION)
 add_definitions(-DBOOST_NO_AUTO_PTR)
 add_definitions(-DBOOST_UUID_DISABLE_ALIGNMENT) # This restores UUID's std::has_unique_object_representations property
 
-set(CMAKE_FIND_LIBRARY_SUFFIXES ${OLD_LIB_SUFFIXES})
-if(NOT Boost_FOUND)
-  die("Could not find Boost libraries, please make sure you have installed Boost or libboost-all-dev (>=1.58) or the equivalent")
-elseif(Boost_FOUND)
-  message(STATUS "Found Boost Version: ${Boost_VERSION}")
-  if (Boost_VERSION VERSION_LESS 10 AND Boost_VERSION VERSION_LESS 1.62.0 AND NOT (OPENSSL_VERSION VERSION_LESS 1.1))
-    set(BOOST_BEFORE_1_62 true)
-  endif()
-  if (NOT Boost_VERSION VERSION_LESS 10 AND Boost_VERSION VERSION_LESS 106200 AND NOT (OPENSSL_VERSION VERSION_LESS 1.1))
-    set(BOOST_BEFORE_1_62 true)
-  endif()
-  if (BOOST_BEFORE_1_62)
-      message(FATAL_ERROR "Boost ${Boost_VERSION} (older than 1.62) is too old to link with OpenSSL ${OPENSSL_VERSION} (1.1 or newer) found at ${OPENSSL_INCLUDE_DIR} and ${OPENSSL_LIBRARIES}. "
-                          "Update Boost or install OpenSSL 1.0 and set path to it when running cmake: "
-                          "cmake -DOPENSSL_ROOT_DIR='/usr/include/openssl-1.0'")
-  endif()
-endif()
-
 include_directories(SYSTEM ${Boost_INCLUDE_DIRS})
 if(MINGW)
   set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wa,-mbig-obj")