folly: migrate to Conan v2

recipes/folly/all/conan_deps.cmake

@@ -0,0 +1,47 @@
+cmake_minimum_required(VERSION 3.17)
+# Set the dependency flags expected by https://github.com/facebook/folly/blob/v2023.12.18.00/CMake/folly-deps.cmake
+
+macro(custom_find_package package_name variable_prefix)
+    find_package(${package_name} REQUIRED CONFIG ${ARGN}
+        # Allow only Conan packages
+    )
+    list(APPEND FROM FOUND VERSION VERSION_STRING INCLUDE_DIRS INCLUDE_DIR INCLUDE_DIR LIBRARIES LIBRARIES LIBRARIES DEFINITIONS)
+    list(APPEND TO   FOUND VERSION VERSION_STRING INCLUDE_DIRS INCLUDE_DIR INCLUDE     LIB       LIBRARY   LIBRARIES DEFINITIONS)
+
+    foreach (from_substr to_substr IN ZIP_LISTS FROM TO)
+        set(src_var ${package_name}_${from_substr})
+        set(dst_var ${variable_prefix}_${to_substr})
+        if (NOT DEFINED ${src_var})
+            continue()
+        endif()
+        if ((DEFINED ${dst_var}) AND ("${${dst_var}}" STREQUAL "${${src_var}}"))
+            # if they're equal, skip
+            continue()
+        endif()
+        message(DEBUG "custom_find_package definining ${dst_var} with ${src_var} contents: ${${src_var}}")
+        set(${dst_var} ${${src_var}})
+    endforeach()
+endmacro()
+
+custom_find_package(BZip2 BZIP2)
+custom_find_package(DoubleConversion DOUBLE_CONVERSION REQUIRED)
+custom_find_package(Gflags LIBGFLAGS)
+custom_find_package(Glog GLOG)
+custom_find_package(LZ4 LZ4)
+custom_find_package(LibEvent LIBEVENT REQUIRED)
+custom_find_package(LibLZMA LIBLZMA)
+custom_find_package(Libsodium LIBSODIUM)
+custom_find_package(OpenSSL OPENSSL REQUIRED)
+custom_find_package(Snappy SNAPPY)
+custom_find_package(ZLIB ZLIB)
+custom_find_package(Zstd ZSTD)
+custom_find_package(fmt FMT REQUIRED)
+
+if (NOT MSVC)
+    custom_find_package(LibDwarf LIBDWARF)
+endif()
+if (UNIX AND NOT APPLE)
+    custom_find_package(LibUring LIBURING)
+    custom_find_package(LibUnwind LIBUNWIND)
+    custom_find_package(Libiberty LIBIBERTY)
+endif()

recipes/folly/all/conandata.yml

@@ -1,56 +1,4 @@
 sources:
-  "2019.10.21.00":
-    url: "https://github.com/facebook/folly/archive/v2019.10.21.00.tar.gz"
-    sha256: "6efcc2b2090691a9fe3d339c433d102d6399bbdc6dc4893080d59f15f648f393"
-  "2020.08.10.00":
-    url: "https://github.com/facebook/folly/archive/v2020.08.10.00.tar.gz"
-    sha256: "e81140d04a4e89e3f848e528466a9b3d3ae37d7eeb9e65467fca50d70918eef6"
-  "2022.01.31.00":
-    url: "https://github.com/facebook/folly/archive/v2022.01.31.00.tar.gz"
-    sha256: "d764b9a7832d967bb7cfea4bcda15d650315aa4d559fde1da2a52b015cd88b9c"
-patches:
-  "2019.10.21.00":
-    - patch_file: "patches/0001-find-packages.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0002-compiler-flags.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0003-boost-shared-ptr.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0004-disable-posix-names.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0005-include-atomic.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0006-duplicate-hash.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0007-allow-builtins.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0013-include-bit.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0020-include-ssizet.patch"
-      base_path: "source_subfolder"
-  "2020.08.10.00":
-    - patch_file: "patches/0008-find-packages.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0009-ill-formed-atomic-copy.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0010-duplicate-hash.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0011-disable-logger-example.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0012-compiler-flags.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0014-find-librt.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0015-benchmark-format-macros.patch"
-      base_path: "source_subfolder"
-  "2022.01.31.00":
-    - patch_file: "patches/0016-find-packages.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0017-compiler-flags.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0018-find-glog.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0019-exclude-example.patch"
-      base_path: "source_subfolder"
-    - patch_file: "patches/0022-fix-windows-minmax.patch"
-      base_path: "source_subfolder"
+  "2024.08.12.00":
+    url: "https://github.com/facebook/folly/releases/download/v2024.08.12.00/folly-v2024.08.12.00.tar.gz"
+    sha256: "18d7be721721db547cb9c5dd5cc50df05cd88b0a8e683e3126ec6f9ce2c41c4d"