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add RangeException, NETGEN_CHECK_RANGE macro

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This commit is contained in:
Christopher Lackner 2019-01-02 16:30:55 +01:00
parent c000160f92
commit 5602322e94
4 changed files with 32 additions and 2 deletions
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1
CMakeLists.txt
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@ -21,6 +21,7 @@ option( ENABLE_UNIT_TESTS "Enable Catch unit tests")
option( ENABLE_CPP_CORE_GUIDELINES_CHECK "Enable cpp core guideline checks on ngcore" OFF)
option( USE_SPDLOG "Enable spd log logging" ON)
option( DEBUG_LOG "Enable more debug output (may increase computation time) - only works with USE_SPDLOG=ON" OFF)
option( CHECK_RANGE "Check array range access, automatically enabled if built in debug mode" OFF)
option( USE_SUPERBUILD "use ccache" ON)

1
cmake/SuperBuild.cmake
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@ -144,6 +144,7 @@ set_vars( NETGEN_CMAKE_ARGS
ENABLE_CPP_CORE_GUIDELINES_CHECK
USE_SPDLOG
DEBUG_LOG
CHECK_RANGE
)
# propagate all variables set on the command line using cmake -DFOO=BAR

8
libsrc/core/CMakeLists.txt
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@ -1,11 +1,17 @@
add_library(ngcore SHARED archive.cpp logging.cpp)
add_library(ngcore SHARED archive.cpp logging.cpp flags.cpp)
target_compile_definitions(ngcore PRIVATE NGCORE_EXPORTS)
if(NOT WIN32)
target_compile_options(ngcore PRIVATE -fvisibility=hidden)
endif(NOT WIN32)
target_compile_definitions(ngcore PUBLIC $<$<CONFIG:DEBUG>:NETGEN_ENABLE_CHECK_RANGE>)
if(CHECK_RANGE)
target_compile_definitions(ngcore PUBLIC NETGEN_ENABLE_CHECK_RANGE)
endif(CHECK_RANGE)
if(USE_SPDLOG)
include_directories(${SPDLOG_INCLUDE_DIR})
install(DIRECTORY ${SPDLOG_INCLUDE_DIR}

24
libsrc/core/exception.hpp
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@ -51,13 +51,21 @@ namespace ngcore
{
public:
/// where it occurs, index, minimal and maximal indices
RangeException (const std::string & where,
RangeException (const std::string & where,
int ind, int imin, int imax) : Exception("")
{
std::stringstream str;
str << where << ": index " << ind << " out of range [" << imin << "," << imax << "]\n";
Append (str.str());
}
template<typename T>
RangeException(const std::string& where, const T& value)
{
std::stringstream str;
str << where << " called with wrong value " << value << "\n";
Append(str.str());
}
};
// Exception used if no simd implementation is available to fall back to standard evaluation
@ -65,4 +73,18 @@ namespace ngcore
{ public: using Exception::Exception; };
} // namespace ngcore
#define NETGEN_CORE_NGEXEPTION_STR_HELPER(x) #x
#define NETGEN_CORE_NGEXEPTION_STR(x) NETGEN_CORE_NGEXEPTION_STR_HELPER(x)
// Convenience macro to append file name and line of exception origin to the string
#define NG_EXCEPTION(s) ngcore::Exception(__FILE__ ":" NETGEN_CORE_NGEXEPTION_STR(__LINE__) "\t"+std::string(s))
#ifdef NETGEN_ENABLE_CHECK_RANGE
#define NETGEN_CHECK_RANGE(value, min, max) \
{ if ((value)<(min) || (value)>=(max)) \
throw ngcore::RangeException(__FILE__ ":" NETGEN_CORE_NGEXEPTION_STR(__LINE__) "\t", (value), (min), (max)); }
#else // NETGEN_ENABLE_CHECK_RANGE
#define NETGEN_CHECK_RANGE(value, min, max)
#endif // NETGEN_ENABLE_CHECK_RANGE
#endif // NETGEN_CORE_EXCEPTION_HPP