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demangle moves to logging

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paboyle 2016-09-26 09:36:51 +01:00
parent 296396646d
commit 567b6cf23f
2 changed files with 17 additions and 1 deletions
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15
lib/Log.cc
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@ -31,8 +31,23 @@ directory
/* END LEGAL */ /* END LEGAL */
#include <Grid.h> #include <Grid.h>
#include <cxxabi.h>
namespace Grid { namespace Grid {
std::string demangle(const char* name) {
int status = -4; // some arbitrary value to eliminate the compiler warning
// enable c++11 by passing the flag -std=c++11 to g++
std::unique_ptr<char, void(*)(void*)> res {
abi::__cxa_demangle(name, NULL, NULL, &status),
std::free
};
return (status==0) ? res.get() : name ;
}
GridStopWatch Logger::StopWatch; GridStopWatch Logger::StopWatch;
std::ostream Logger::devnull(0); std::ostream Logger::devnull(0);

3
lib/Log.h
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@ -143,6 +143,7 @@ extern GridLogger GridLogIterative ;
extern GridLogger GridLogIntegrator ; extern GridLogger GridLogIntegrator ;
extern Colours GridLogColours; extern Colours GridLogColours;
std::string demangle(const char* name) ;
#define _NBACKTRACE (256) #define _NBACKTRACE (256)
extern void * Grid_backtrace_buffer[_NBACKTRACE]; extern void * Grid_backtrace_buffer[_NBACKTRACE];
@ -161,7 +162,7 @@ std::fclose(fp); \
int symbols = backtrace (Grid_backtrace_buffer,_NBACKTRACE);\ int symbols = backtrace (Grid_backtrace_buffer,_NBACKTRACE);\
char **strings = backtrace_symbols(Grid_backtrace_buffer,symbols);\ char **strings = backtrace_symbols(Grid_backtrace_buffer,symbols);\
for (int i = 0; i < symbols; i++){\ for (int i = 0; i < symbols; i++){\
std::fprintf (fp,"BackTrace Strings: %d %s\n",i, strings[i]); std::fflush(fp); \ std::fprintf (fp,"BackTrace Strings: %d %s\n",i, demangle(strings[i]).c_str()); std::fflush(fp); \
}\ }\
} }
#else #else