* Avoid printing stack trace elements where no symbols are found in Linux, to make...

diff --git a/common/os/linux/stack_trace.cpp b/common/os/linux/stack_trace.cpp
index 04cc6cc3dfcba7ab3dfd796ae506590f0a1bcca0..066cfb04eef160ccc7b049427bbad6637060c790 100644 (file)
--- a/common/os/linux/stack_trace.cpp
+++ b/common/os/linux/stack_trace.cpp
@@ -35,17 +35,17 @@ std::string demangle(const std::string& mangled)
        auto start_of_name = mangled.find_first_of('(');
 
        if (start_of_name == std::string::npos)
-               return mangled;
+        return "";
 
        auto start_of_offset = mangled.find_first_of('+', start_of_name);
 
        if (start_of_offset == std::string::npos)
-               return mangled;
+        return "";
 
        auto end_of_name = mangled.find_first_of(')', start_of_offset);
 
        if (end_of_name == std::string::npos)
-               return mangled;
+        return "";
 
        auto file = mangled.substr(0, start_of_name);
        auto mangled_symbol_name = mangled.substr(start_of_name + 1, start_of_offset - start_of_name - 1);
@@ -63,7 +63,7 @@ std::string demangle(const std::string& mangled)
        }
        else
        {
-               return mangled;
+        return "";
        }
 }
 
@@ -86,7 +86,7 @@ std::wstring get_call_stack()
                {
                        auto demangled = demangle(strings[i]);
 
-                       if (demangled.find("caspar::get_call_stack") == std::string::npos)
+            if (!demangled.empty() && demangled.find("caspar::get_call_stack") == std::string::npos)
                                stream << demangled.c_str() << std::endl;
                }