atria-soft/elog
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[DEV] add a display of the backtrace if user request it

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This commit is contained in:
Edouard DUPIN 2016-10-05 22:53:35 +02:00
parent 8494698338
commit 64bdda87d3
3 changed files with 26 additions and 5 deletions
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7
elog/elog.cpp
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@ -75,10 +75,12 @@ void elog::init(int _argc, const char** _argv) {
if (startWith(data, "--elog-level=")) { if (startWith(data, "--elog-level=")) {
ELOG_INFO("Change global level at " << getLogLevel(std::string(data.begin()+13, data.end()))); ELOG_INFO("Change global level at " << getLogLevel(std::string(data.begin()+13, data.end())));
elog::setLevel(getLogLevel(std::string(data.begin()+13, data.end()))); elog::setLevel(getLogLevel(std::string(data.begin()+13, data.end())));
} else if (startWith(data, "--elog-color")) { } else if (data == "--elog-color") {
elog::setColor(true); elog::setColor(true);
} else if (startWith(data, "--elog-no-color")) { } else if (data == "--elog-no-color") {
elog::setColor(false); elog::setColor(false);
} else if (data == "--elog-back-trace") {
elog::setBackTrace(true);
} else if (startWith(data, "--elog-file=")) { } else if (startWith(data, "--elog-file=")) {
std::string value(data.begin()+12, data.end()); std::string value(data.begin()+12, data.end());
if (value.size() == 0) { if (value.size() == 0) {
@ -146,6 +148,7 @@ void elog::init(int _argc, const char** _argv) {
ELOG_PRINT(" --elog-file=pathToFile File to store the logs: (disable console logs)"); ELOG_PRINT(" --elog-file=pathToFile File to store the logs: (disable console logs)");
ELOG_PRINT(" --elog-color Enable color in log (default in Linux/debug)"); ELOG_PRINT(" --elog-color Enable color in log (default in Linux/debug)");
ELOG_PRINT(" --elog-no-color Disable color in log (default in Linux/release and Other)"); ELOG_PRINT(" --elog-no-color Disable color in log (default in Linux/release and Other)");
ELOG_PRINT(" --elog-back-trace Enable back-trace when an error log level is generated (to get a fast debug)");
ELOG_PRINT(" --elog-config= Configure the Log interface"); ELOG_PRINT(" --elog-config= Configure the Log interface");
ELOG_PRINT(" t: diplay time"); ELOG_PRINT(" t: diplay time");
#ifdef ELOG_BUILD_ETHREAD #ifdef ELOG_BUILD_ETHREAD

19
elog/log.cpp
View File

@ -36,7 +36,7 @@
void * trace[MAX_DEPTH]; void * trace[MAX_DEPTH];
int stack_depth = backtrace(trace, MAX_DEPTH); int stack_depth = backtrace(trace, MAX_DEPTH);
ELOG_ERROR("Back-trace : "); ELOG_PRINT("Back-trace : ");
for (int32_t i = 1; i < stack_depth; i++) { for (int32_t i = 1; i < stack_depth; i++) {
Dl_info dlinfo; Dl_info dlinfo;
if(!dladdr(trace[i], &dlinfo)) { if(!dladdr(trace[i], &dlinfo)) {
@ -49,8 +49,8 @@
symname = demangled; symname = demangled;
} }
if (_removeElement <= 0) { if (_removeElement <= 0) {
ELOG_WARNING(" " << dlinfo.dli_fname << ": "); ELOG_PRINT(" " << dlinfo.dli_fname << ": ");
ELOG_ERROR(" " << symname); ELOG_PRINT(" " << symname);
} }
_removeElement--; _removeElement--;
if(demangled != nullptr) { if(demangled != nullptr) {
@ -248,6 +248,14 @@ void elog::setLibName(bool _status) {
getLibName() = _status; getLibName() = _status;
} }
static bool& getDisplayBackTrace() {
static bool g_val = false;
return g_val;
}
void elog::setBackTrace(bool _status) {
getDisplayBackTrace() = _status;
}
static void getDisplayTime(char* data) { static void getDisplayTime(char* data) {
#ifdef __TARGET_OS__Android #ifdef __TARGET_OS__Android
struct timeval now; struct timeval now;
@ -588,6 +596,11 @@ void elog::logChar(int32_t _id, int32_t _level, int32_t _ligne, const char* _fun
std::this_thread::sleep_for(std::chrono::milliseconds(700)); std::this_thread::sleep_for(std::chrono::milliseconds(700));
displayBacktrace(true, 2); displayBacktrace(true, 2);
} }
// Display backtrace to facilitate the error problems
if ( _level == level_error
&& getDisplayBackTrace() == true) {
displayBacktrace(false, 2);
}
} }

5
elog/log.hpp
View File

@ -102,6 +102,11 @@ namespace elog {
* @param[in] _status New value. * @param[in] _status New value.
*/ */
void setLibName(bool _status); void setLibName(bool _status);
/**
* @brief Set back-trace display on Error log enable or disable.
* @param[in] _status New value.
*/
void setBackTrace(bool _status);
/** /**
* @brief Call log to display * @brief Call log to display
* @param[in] _id Id of the instance type * @param[in] _id Id of the instance type