Merge pull request #937

0f990d0 cmake,common: flag for stack trace (redfish)
This commit is contained in:
Riccardo Spagni 2016-07-27 11:07:38 +02:00
commit 0fbe9cfcdb
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GPG Key ID: 55432DF31CCD4FCD
4 changed files with 35 additions and 25 deletions

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@ -249,14 +249,29 @@ endif()
add_definitions("-DBLOCKCHAIN_DB=${BLOCKCHAIN_DB}")
find_package(Libunwind)
if(LIBUNWIND_FOUND)
message(STATUS "Using libunwind to provide stack traces")
add_definitions("-DHAVE_LIBUNWIND")
# Can't install hook in static build on OSX, because OSX linker does not support --wrap
if(LIBUNWIND_FOUND AND NOT (STATIC AND APPLE))
set(DEFAULT_STACK_TRACE ON)
else()
message(STATUS "Stack traces disabled")
set(DEFAULT_STACK_TRACE OFF)
set(LIBUNWIND_LIBRARIES "")
endif()
option(STACK_TRACE "Install a hook that dumps stack on exception" ${DEFAULT_STACK_TRACE})
if(STACK_TRACE)
message(STATUS "Stack trace on exception enabled")
# Don't set CMAKE_*_FLAGS directly or add_definitions, because this flag must
# not be set for tests targets (TODO: per-target logic into nested CMakeLists)
set(STACK_TRACE_C_FLAG "-DSTACK_TRACE")
if (STATIC)
set(STACK_TRACE_LINK_FLAG "-Wl,--wrap=__cxa_throw")
endif()
else()
message(STATUS "Stack trace on exception disabled")
endif()
if (UNIX AND NOT APPLE)
# Note that at the time of this writing the -Wstrict-prototypes flag added below will make this fail
set(THREADS_PREFER_PTHREAD_FLAG ON)
@ -424,11 +439,6 @@ else()
if(STATIC AND NOT APPLE AND NOT FREEBSD AND NOT OPENBSD)
set(COMMON_EXE_LINKER_FLAGS "${COMMON_EXE_LINKER_FLAGS} -static-libgcc -static-libstdc++")
endif()
if(STATIC AND NOT FREEBSD AND NOT OPENBSD)
# Install hook on throw for dumping stack on exception (implemented in libcommon)
set(WRAP_CXA_THROW_FLAG "-Wl,--wrap=__cxa_throw")
endif()
endif()
if (${BOOST_IGNORE_SYSTEM_PATHS} STREQUAL "ON")
@ -476,12 +486,10 @@ endif()
include(version.cmake)
# When building the following sources...
# ...treat warnings as errors, install throw wrapper
set(CMAKE_C_FLAGS "${COMMON_C_FLAGS} ${WARNINGS_AS_ERRORS_FLAG}")
set(CMAKE_CXX_FLAGS "${COMMON_CXX_FLAGS} ${WARNINGS_AS_ERRORS_FLAG}")
# ...install hook on throw
set(CMAKE_EXE_LINKER_FLAGS "${COMMON_EXE_LINKER_FLAGS} ${WRAP_CXA_THROW_FLAG}")
# When building the following sources treat warnings as errors, install throw wrapper
set(CMAKE_C_FLAGS "${COMMON_C_FLAGS} ${WARNINGS_AS_ERRORS_FLAG} ${STACK_TRACE_C_FLAG}")
set(CMAKE_CXX_FLAGS "${COMMON_CXX_FLAGS} ${WARNINGS_AS_ERRORS_FLAG} ${STACK_TRACE_C_FLAG}")
set(CMAKE_EXE_LINKER_FLAGS "${COMMON_EXE_LINKER_FLAGS} ${STACK_TRACE_LINK_FLAG}")
add_subdirectory(contrib)
add_subdirectory(src)
@ -490,11 +498,9 @@ add_subdirectory(src)
option(BUILD_TESTS "Build tests." OFF)
if(BUILD_TESTS)
# When building tests...
# ...do *not* treat warnings as errors
# When building tests, don't add some of the flags added to source build
set(CMAKE_C_FLAGS "${COMMON_C_FLAGS}")
set(CMAKE_CXX_FLAGS "${COMMON_CXX_FLAGS}")
# ...do *not* install hook on throw
set(CMAKE_EXE_LINKER_FLAGS "${COMMON_CXX_FLAGS}")
add_subdirectory(tests)
endif()

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@ -31,8 +31,11 @@ set(common_sources
command_line.cpp
dns_utils.cpp
util.cpp
i18n.cpp
stack_trace.cpp)
i18n.cpp)
if (STACK_TRACE)
list(APPEND common_sources stack_trace.cpp)
endif()
set(common_headers)

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@ -28,10 +28,8 @@
#include "common/stack_trace.h"
#include "misc_log_ex.h"
#ifdef HAVE_LIBUNWIND
#define UNW_LOCAL_ONLY
#include <libunwind.h>
#endif
#include <cxxabi.h>
#ifndef STATICLIB
#include <dlfcn.h>
@ -96,7 +94,6 @@ void set_stack_trace_log(const std::string &log)
void log_stack_trace(const char *msg)
{
#ifdef HAVE_LIBUNWIND
unw_context_t ctx;
unw_cursor_t cur;
unw_word_t ip, off;
@ -136,7 +133,6 @@ void log_stack_trace(const char *msg)
LOG_PRINT2(log, " " << std::setw(4) << level << std::setbase(16) << std::setw(20) << "0x" << ip << " " << (!status && dsym ? dsym : sym) << " + " << "0x" << off, LOG_LEVEL_0);
free(dsym);
}
#endif
}
} // namespace tools

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@ -31,7 +31,6 @@
#include "common/command_line.h"
#include "common/scoped_message_writer.h"
#include "common/util.h"
#include "common/stack_trace.h"
#include "cryptonote_core/cryptonote_core.h"
#include "cryptonote_core/miner.h"
#include "daemon/command_server.h"
@ -44,6 +43,10 @@
#include "daemon/command_line_args.h"
#include "blockchain_db/db_types.h"
#ifdef STACK_TRACE
#include "common/stack_trace.h"
#endif // STACK_TRACE
namespace po = boost::program_options;
namespace bf = boost::filesystem;
@ -269,7 +272,9 @@ int main(int argc, char const * argv[])
, log_file_path.filename().string().c_str()
, log_file_path.parent_path().string().c_str()
);
#ifdef STACK_TRACE
tools::set_stack_trace_log(log_file_path.filename().string());
#endif // STACK_TRACE
}
if (command_line::has_arg(vm, daemon_args::arg_max_concurrency))