rm boost from cmake/docs

Author: ConorWilliams

BUILDING.md

@@ -40,7 +40,6 @@ Core:
 Optional:
 
 - __hwloc__ - see [below](#hwloc).
-- __boost-atomic__ - recommended for performance if using the clang compiler.
 
 Docs:
 
@@ -73,7 +72,7 @@ The easiest way to manage libfork's main dependencies (some of which are require
 -DCMAKE_TOOLCHAIN_FILE=<path to vcpkg>/scripts/buildsystems/vcpkg.cmake -DVCPKG_MANIFEST_FEATURES="<features>"
 ```
 
-where `<path to vcpkg>` is the path to your vcpkg installation and ``<features>`` is a colon-separated list of one or more of the available features: `test`, `benchmark`, `boost` and, `hwloc`. The `test` and `benchmark` features include the dependencies __required__  for the test and benchmark suits respectively. Alternatively, the `boost` and `hwloc` features are recommended - but optional - dependencies.
+where `<path to vcpkg>` is the path to your vcpkg installation and ``<features>`` is a colon-separated list of one or more of the available features: `test`, `benchmark` and, `hwloc`. The `test` and `benchmark` features include the dependencies __required__  for the test and benchmark suits respectively. Alternatively, the `hwloc` feature is a recommended - but optional - dependency.
 
 #### Hwloc
 

CMakeLists.txt

@@ -10,7 +10,8 @@ read_version(${CMAKE_CURRENT_SOURCE_DIR}/include/libfork/core/macro.hpp)
 project(
   libfork
   VERSION ${version_major}.${version_minor}.${version_patch}
-  DESCRIPTION "A bleeding-edge, lock-free, wait-free, continuation-stealing fork-join library built on C++20's coroutines."
+  DESCRIPTION
+    "A bleeding-edge, lock-free, wait-free, continuation-stealing fork-join library built on C++20's coroutines."
   HOMEPAGE_URL "https://github.com/ConorWilliams/libfork"
   LANGUAGES CXX C
 )
@@ -55,17 +56,17 @@ if(LF_COROUTINE_OFFSET)
   target_compile_definitions(libfork_libfork INTERFACE LF_COROUTINE_OFFSET=${LF_COROUTINE_OFFSET})
 endif()
 
-# --------------- Optional dependancies--------------- 
+# --------------- Optional dependancies---------------
 
-# ---------------- hwloc---------------- 
+# ---------------- hwloc----------------
 
 option(LF_NO_HWLOC "Disable hwloc support" OFF)
 
 if(NOT LF_NO_HWLOC)
   # Conan exports a proper target for hwloc, vcpkg does not.
   find_package(hwloc 2.5.0 QUIET)
 
-  if (hwloc_FOUND)
+  if(hwloc_FOUND)
     # Instructs libfork to use hwloc.
     target_compile_definitions(libfork_libfork INTERFACE LF_USE_HWLOC)
     # Link to exported target.
@@ -89,22 +90,6 @@ if(NOT LF_NO_HWLOC)
   endif()
 endif()
 
-# ---- Boost (for clang acceleration) ---- 
-
-option(LF_NO_BOOST_ATOMIC "Libfork will use std::atomic even if boost is found" OFF)
-
-if(NOT LF_NO_BOOST_ATOMIC)
-
-  find_package(Boost 1.83.0 COMPONENTS atomic)
-
-  if(Boost_FOUND)
-    # Instructs libfork to use boost atomic (clang only)
-    target_compile_definitions(libfork_libfork INTERFACE LF_USE_BOOST_ATOMIC)
-
-    target_link_libraries(libfork_libfork INTERFACE Boost::atomic)
-  endif()
-endif()
-
 # ---- Install rules ----
 
 if(NOT CMAKE_SKIP_INSTALL_RULES)

cmake/install-config.cmake.in

@@ -8,8 +8,4 @@ if (@hwloc_FOUND@)
     find_dependency(hwloc 2.5.0)
 endif()
 
-if (NOT @LF_NO_BOOST_ATOMIC@)
-    find_dependency(Boost 1.83.0 COMPONENTS atomic)
-endif()
-
 include("${CMAKE_CURRENT_LIST_DIR}/libforkTargets.cmake")

conanfile.py

@@ -62,7 +62,6 @@ def build_requirements(self):
         # Some traits like build=True, etc.. will be automatically inferred.
         self.tool_requires("cmake/3.28.1")
         # Optional dependencies that boost performance.
-        self.requires("boost/1.83.0")
         self.requires("hwloc/2.9.3")
 
     def layout(self):
@@ -99,5 +98,4 @@ def package_info(self):
         # Let libfork know about the optional dependencies.
         self.cpp_info.defines = [
             "LF_USE_HWLOC",
-            "LF_USE_BOOST_ATOMIC",
         ]

vcpkg.json

@@ -11,15 +11,6 @@
         }
       ]
     },
-    "boost": {
-      "description": "This an OPTIONAL dependency, fetches a modern boost-atomic to make up for clangs bad std::atomic codegen, this is recommended for clang users, it is recommended to use the system distribution if available.",
-      "dependencies": [
-        {
-          "name": "boost-atomic",
-          "version>=": "1.83.0"
-        }
-      ]
-    },
     "test": {
       "description": "These are libfork's test-suite dependencies.",
       "dependencies": [