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| 1 | +# (C) Copyright 2021 UCAR. |
| 2 | +# |
| 3 | +# This software is licensed under the terms of the Apache Licence Version 2.0 |
| 4 | +# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. |
| 5 | + |
| 6 | +# This CMake file tests which stack trace provider libraries are available on |
| 7 | +# a particular system. This is needed to set appropriate flags for |
| 8 | +# boost stacktrace (used in src/oops/util/signal_trap.cc). |
| 9 | + |
| 10 | +include(CheckCXXSourceCompiles) |
| 11 | + |
| 12 | +# check_cxx_source_compiles uses global flags, unfortunately, so we need to |
| 13 | +# save a bit of state to run the tests. |
| 14 | + |
| 15 | +set(saved_libraries ${CMAKE_REQUIRED_LIBRARIES}) |
| 16 | +set(saved_defs ${CMAKE_REQUIRED_DEFINITIONS}) |
| 17 | + |
| 18 | +string(CONFIGURE [[ |
| 19 | + #include <iostream> |
| 20 | + #include <boost/stacktrace.hpp> |
| 21 | + |
| 22 | + int main() { |
| 23 | + std::cout << boost::stacktrace::stacktrace() << std::endl; |
| 24 | + return 0; |
| 25 | + } |
| 26 | +]] stacktracecode @ONLY) |
| 27 | + |
| 28 | + |
| 29 | +# Different configs |
| 30 | + |
| 31 | +list( APPEND OOPS_STACKTRACE_none_LIBS "") |
| 32 | +set( OOPS_STACKTRACE_none_DEFS -DBOOST_STACKTRACE_USE_NOOP) |
| 33 | + |
| 34 | +list( APPEND OOPS_STACKTRACE_default_LIBS -ldl) |
| 35 | +set( OOPS_STACKTRACE_default_DEFS "") |
| 36 | + |
| 37 | +list( APPEND OOPS_STACKTRACE_libbacktrace_LIBS -ldl -lbacktrace) |
| 38 | +list( APPEND OOPS_STACKTRACE_libbacktrace_DEFS -DBOOST_STACKTRACE_USE_BACKTRACE) |
| 39 | + |
| 40 | +list( APPEND OOPS_STACKTRACE_addr2line_LIBS -ldl -lbacktrace) |
| 41 | +list( APPEND OOPS_STACKTRACE_addr2line_DEFS -DBOOST_STACKTRACE_USE_ADDR2LINE) |
| 42 | +find_program(addr2line_PATH addr2line) |
| 43 | +if(addr2line_PATH) |
| 44 | + message( STATUS "Found addr2line at ${addr2line_PATH}." ) |
| 45 | + list(APPEND OOPS_STACKTRACE_addr2line_DEFS -DBOOST_STACKTRACE_ADDR2LINE_LOCATION=${addr2line_PATH}) |
| 46 | +endif() |
| 47 | + |
| 48 | + |
| 49 | +# Test each configuration here. |
| 50 | +foreach ( provider IN ITEMS libbacktrace addr2line default none ) |
| 51 | + list(APPEND CMAKE_REQUIRED_LIBRARIES ${OOPS_STACKTRACE_${provider}_LIBS}) |
| 52 | + list(APPEND CMAKE_REQUIRED_DEFINITIONS ${OOPS_STACKTRACE_${provider}_DEFS}) |
| 53 | + check_cxx_source_compiles("${stacktracecode}" OOPS_STACKTRACE_${provider}_AVAILABLE) |
| 54 | + set(CMAKE_REQUIRED_LIBRARIES ${saved_libraries}) |
| 55 | + set(CMAKE_REQUIRED_DEFINITIONS ${saved_defs}) |
| 56 | + if ( OOPS_STACKTRACE_${provider}_AVAILABLE ) |
| 57 | + list( APPEND OOPS_STACKTRACE_AVAILABLE_PROVIDERS ${provider} ) |
| 58 | + endif() |
| 59 | +endforeach() |
| 60 | + |
| 61 | +message( STATUS "Boost stacktrace supports these providers: ${OOPS_STACKTRACE_AVAILABLE_PROVIDERS}.") |
| 62 | +list(GET OOPS_STACKTRACE_AVAILABLE_PROVIDERS 0 OOPS_STACKTRACE_PROVIDER) |
| 63 | +message( STATUS "Using this provider for stacktraces: ${OOPS_STACKTRACE_PROVIDER}.") |
| 64 | + |
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