cmake: introduce Boost::MPL interface library

Signed-off-by: Kefu Chai <[email protected]>
ypdai · Sep 18, 2020 · 0cf2e89 · 0cf2e89
1 parent 822b91e
commit 0cf2e89
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Showing 4 changed files with 14 additions and 2 deletions.
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
@@ -305,6 +305,16 @@ else()
   include_directories(SYSTEM "${CMAKE_SOURCE_DIR}/src/fmt/include")
 endif()
 
+# in osd/PeeringState.h, the number of elements in PeeringState::Active::reactions
+# is now 21 which exceeds the default value of BOOST_MPL_LIMIT_VECTOR_SIZE, which
+# is 20. so we need to override it. see
+# https://www.boost.org/doc/libs/1_74_0/libs/mpl/doc/refmanual/limit-list-size.html
+# link with this library, if your code includes osd/PeeringState.h (indirectly)
+add_library(Boost::MPL INTERFACE IMPORTED)
+set_target_properties(Boost::MPL PROPERTIES
+  INTERFACE_COMPILE_DEFINITIONS
+    "BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS;BOOST_MPL_LIMIT_LIST_SIZE=30")
+
 if(WITH_SEASTAR)
   find_package(c-ares 1.13.0 QUIET)
   if(NOT c-ares_FOUND)

diff --git a/src/crimson/admin/CMakeLists.txt b/src/crimson/admin/CMakeLists.txt
@@ -4,4 +4,5 @@ add_library(crimson-admin STATIC
   pg_commands.cc)
 
 target_link_libraries(crimson-admin
-  crimson::cflags)
+  crimson::cflags
+  Boost::MPL)
diff --git a/src/crimson/osd/CMakeLists.txt b/src/crimson/osd/CMakeLists.txt
@@ -47,6 +47,7 @@ target_link_libraries(crimson-osd
   crimson-os
   crimson
   fmt::fmt
+  Boost::MPL
   dmclock::dmclock)
 set_target_properties(crimson-osd PROPERTIES
   POSITION_INDEPENDENT_CODE ${EXE_LINKER_USE_PIE})

diff --git a/src/osd/CMakeLists.txt b/src/osd/CMakeLists.txt
@@ -46,7 +46,7 @@ if(HAS_VTA)
 endif()
 add_library(osd STATIC ${osd_srcs})
 target_link_libraries(osd
-  PUBLIC dmclock::dmclock
+  PUBLIC dmclock::dmclock Boost::MPL
   PRIVATE os heap_profiler cpu_profiler ${CMAKE_DL_LIBS})
 if(WITH_LTTNG)
   add_dependencies(osd osd-tp pg-tp)