From b96708b8c2ca93ef4a8754e58a28bbad506df932 Mon Sep 17 00:00:00 2001
From: Pietro Incardona <incardon@mpi-cbg.de>
Date: Fri, 17 Feb 2017 14:25:06 +0100
Subject: [PATCH] Adding missing file
---
src/util/print_stack.hpp | 82 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 82 insertions(+)
create mode 100644 src/util/print_stack.hpp
diff --git a/src/util/print_stack.hpp b/src/util/print_stack.hpp
new file mode 100644
index 0000000..bda253d
--- /dev/null
+++ b/src/util/print_stack.hpp
@@ -0,0 +1,82 @@
+/*
+ * print_stack.hpp
+ *
+ * Created on: Feb 12, 2017
+ * Author: i-bird
+ */
+
+#ifndef OPENFPM_DATA_SRC_UTIL_PRINT_STACK_HPP_
+#define OPENFPM_DATA_SRC_UTIL_PRINT_STACK_HPP_
+
+#include <sstream>
+#include <cstdio>
+#include <iostream>
+#include <memory>
+#include <stdexcept>
+#include <string>
+#include <array>
+#include <execinfo.h>
+
+extern std::string program_name;
+
+/*! \brief Execute a command getting the std::cout
+ *
+ *
+ */
+static inline std::string exec(const char* cmd)
+{
+ std::array<char, 128> buffer;
+ std::string result;
+ std::shared_ptr<FILE> pipe(popen(cmd, "r"), pclose);
+ if (!pipe) throw std::runtime_error("popen() failed!");
+ while (!feof(pipe.get()))
+ {
+ if (fgets(buffer.data(), 128, pipe.get()) != NULL)
+ result += buffer.data();
+ }
+ return result;
+}
+
+/*! \brief Print the stack trace
+ *
+ *
+ */
+static inline void print_stack()
+{
+#ifdef PRINT_STACKTRACE
+
+ void *trace[256];
+
+ int ncall = backtrace(trace,256);
+ char ** messages = backtrace_symbols(trace, ncall);
+
+ std::stringstream str;
+
+ str << "\033[1;31m*******************************************\033[0m" << std::endl;
+ str << "\033[1;31m*********** STACK TRACE *******************\033[0m" << std::endl;
+ str << "\033[1;31m*******************************************\033[0m" << std::endl;
+
+ str << "\033[1mThe stack trace indicate where in the code happened the error the error " <<
+ "is in general detected inside the library. In order to find the position " <<
+ "in your code, follow from top to bottom the list of calls until you find " <<
+ "a source code familiar to you.\033[0m" << std::endl;
+
+ for (int i = 0 ; i < ncall ; i++)
+ {
+ str << "STACK TRACE Address: " << trace[i] << " " << messages[i] << " source:";
+
+ char syscom[256];
+ sprintf(syscom,"addr2line %p -e %s", trace[i],program_name.c_str()); //last parameter is the name of this app
+
+ std::string ss = exec(syscom);
+ str << std::endl << "\033[1;31m" << ss << "\033[0m";
+ }
+
+ std::cerr << str.str() << std::endl;
+
+#endif
+}
+
+
+
+#endif /* OPENFPM_DATA_SRC_UTIL_PRINT_STACK_HPP_ */
--
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