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Some symbol backend refactoring, get rid of pimpl nonsense

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Jeremy 2023-08-31 01:08:27 -04:00
parent 871344f7ae
commit 0e27da8c11
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GPG Key ID: 19AA8270105E8EB4
8 changed files with 265 additions and 352 deletions
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3
src/cpptrace.cpp
View File

@ -18,8 +18,7 @@ namespace cpptrace {
CPPTRACE_FORCE_NO_INLINE CPPTRACE_API
std::vector<stacktrace_frame> generate_trace(std::uint32_t skip) {
std::vector<void*> frames = detail::capture_frames(skip + 1);
detail::symbolizer symbolizer;
std::vector<stacktrace_frame> trace = symbolizer.resolve_frames(frames);
std::vector<stacktrace_frame> trace = detail::resolve_frames(frames);
for(auto& frame : trace) {
frame.symbol = detail::demangle(frame.symbol);
}

8
src/symbols/symbols.hpp
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@ -8,15 +8,7 @@
namespace cpptrace {
namespace detail {
// NOLINTNEXTLINE(cppcoreguidelines-special-member-functions)
class symbolizer {
struct impl;
std::unique_ptr<impl> pimpl;
public:
symbolizer();
~symbolizer();
std::vector<stacktrace_frame> resolve_frames(const std::vector<void*>& frames);
};
}
}

14
src/symbols/symbols_with_addr2line.cpp
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@ -182,7 +182,6 @@ namespace cpptrace {
}
#endif
struct symbolizer::impl {
using target_vec = std::vector<std::pair<std::string, std::reference_wrapper<stacktrace_frame>>>;
// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
@ -330,19 +329,6 @@ namespace cpptrace {
}
return trace;
}
};
// NOLINTNEXTLINE(bugprone-unhandled-exception-at-new)
symbolizer::symbolizer() : pimpl{new impl} {}
symbolizer::~symbolizer() = default;
//stacktrace_frame symbolizer::resolve_frame(void* addr) {
// return pimpl->resolve_frame(addr);
//}
std::vector<stacktrace_frame> symbolizer::resolve_frames(const std::vector<void*>& frames) {
return pimpl->resolve_frames(frames);
}
}
}

47
src/symbols/symbols_with_dbghelp.cpp
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@ -302,26 +302,7 @@ namespace cpptrace {
std::mutex dbghelp_lock;
// TODO: Handle backtrace_pcinfo calling the callback multiple times on inlined functions
struct symbolizer::impl {
bool good = true;
HANDLE proc;
impl() {
// TODO: When does this need to be called? Can it be moved to the symbolizer?
SymSetOptions(SYMOPT_ALLOW_ABSOLUTE_SYMBOLS);
proc = GetCurrentProcess();
if(!SymInitialize(proc, NULL, TRUE)) {
good = false;
}
}
~impl() {
if(!SymCleanup(proc)) {
//throw std::logic_error("SymCleanup failed");
}
}
stacktrace_frame resolve_frame(void* addr) {
stacktrace_frame resolve_frame(HANDLE proc, void* addr) {
const std::lock_guard<std::mutex> lock(dbghelp_lock); // all dbghelp functions are not thread safe
alignas(SYMBOL_INFO) char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME * sizeof(TCHAR)];
SYMBOL_INFO* symbol = (SYMBOL_INFO*)buffer;
@ -390,21 +371,25 @@ namespace cpptrace {
};
}
}
};
symbolizer::symbolizer() : pimpl{new impl} {}
symbolizer::~symbolizer() = default;
//stacktrace_frame symbolizer::resolve_frame(void* addr) {
// return pimpl->resolve_frame(addr);
//}
std::vector<stacktrace_frame> symbolizer::resolve_frames(const std::vector<void*>& frames) {
std::vector<stacktrace_frame> resolve_frames(const std::vector<void*>& frames) {
std::vector<stacktrace_frame> trace;
trace.reserve(frames.size());
for(const auto frame : frames) {
trace.push_back(pimpl->resolve_frame(frame));
// TODO: When does this need to be called? Can it be moved to the symbolizer?
SymSetOptions(SYMOPT_ALLOW_ABSOLUTE_SYMBOLS);
HANDLE proc = GetCurrentProcess();
if(!SymInitialize(proc, NULL, TRUE)) {
//TODO?
throw std::logic_error("SymInitialize failed");
}
for(const auto frame : frames) {
trace.push_back(resolve_frame(proc, frame));
}
if(!SymCleanup(proc)) {
//throw std::logic_error("SymCleanup failed");
}
return trace;
}
}

15
src/symbols/symbols_with_dl.cpp
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@ -11,8 +11,6 @@
namespace cpptrace {
namespace detail {
struct symbolizer::impl {
// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
stacktrace_frame resolve_frame(const void* addr) {
Dl_info info;
if(dladdr(addr, &info)) { // thread-safe
@ -33,21 +31,12 @@ namespace cpptrace {
};
}
}
};
// NOLINTNEXTLINE(bugprone-unhandled-exception-at-new)
symbolizer::symbolizer() : pimpl{new impl} {}
symbolizer::~symbolizer() = default;
//stacktrace_frame symbolizer::resolve_frame(void* addr) {
// return pimpl->resolve_frame(addr);
//}
std::vector<stacktrace_frame> symbolizer::resolve_frames(const std::vector<void*>& frames) {
std::vector<stacktrace_frame> resolve_frames(const std::vector<void*>& frames) {
std::vector<stacktrace_frame> trace;
trace.reserve(frames.size());
for(const void* frame : frames) {
trace.push_back(pimpl->resolve_frame(frame));
trace.push_back(resolve_frame(frame));
}
return trace;
}

15
src/symbols/symbols_with_libbacktrace.cpp
View File

@ -57,8 +57,6 @@ namespace cpptrace {
}
// TODO: Handle backtrace_pcinfo calling the callback multiple times on inlined functions
struct symbolizer::impl {
// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
stacktrace_frame resolve_frame(const void* addr) {
stacktrace_frame frame;
frame.col = 0;
@ -81,21 +79,12 @@ namespace cpptrace {
}
return frame;
}
};
// NOLINTNEXTLINE(bugprone-unhandled-exception-at-new)
symbolizer::symbolizer() : pimpl{new impl} {}
symbolizer::~symbolizer() = default;
//stacktrace_frame symbolizer::resolve_frame(void* addr) {
// return pimpl->resolve_frame(addr);
//}
std::vector<stacktrace_frame> symbolizer::resolve_frames(const std::vector<void*>& frames) {
std::vector<stacktrace_frame> resolve_frames(const std::vector<void*>& frames) {
std::vector<stacktrace_frame> trace;
trace.reserve(frames.size());
for(const void* frame : frames) {
trace.push_back(pimpl->resolve_frame(frame));
trace.push_back(resolve_frame(frame));
}
return trace;
}

15
src/symbols/symbols_with_libdwarf.cpp
View File

@ -856,8 +856,6 @@ namespace cpptrace {
dwarf_finish(dbg);
}
struct symbolizer::impl {
// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
stacktrace_frame resolve_frame(const dlframe& frame_info) {
stacktrace_frame frame{};
frame.filename = frame_info.obj_path;
@ -870,21 +868,12 @@ namespace cpptrace {
);
return frame;
}
};
// NOLINTNEXTLINE(bugprone-unhandled-exception-at-new)
symbolizer::symbolizer() : pimpl{new impl} {}
symbolizer::~symbolizer() = default;
//stacktrace_frame symbolizer::resolve_frame(void* addr) {
// return pimpl->resolve_frame(addr);
//}
std::vector<stacktrace_frame> symbolizer::resolve_frames(const std::vector<void*>& frames) {
std::vector<stacktrace_frame> resolve_frames(const std::vector<void*>& frames) {
std::vector<stacktrace_frame> trace;
trace.reserve(frames.size());
for(const auto& frame : get_frames_object_info(frames)) {
trace.push_back(pimpl->resolve_frame(frame));
trace.push_back(resolve_frame(frame));
}
return trace;
}

18
src/symbols/symbols_with_nothing.cpp
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@ -7,21 +7,7 @@
namespace cpptrace {
namespace detail {
symbolizer::symbolizer() = default;
symbolizer::~symbolizer() = default;
// stacktrace_frame symbolizer::resolve_frame(void*) {
// return {
// 0,
// 0,
// 0,
// "",
// "",
// };
// }
// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
std::vector<stacktrace_frame> symbolizer::resolve_frames(const std::vector<void*>& frames) {
std::vector<stacktrace_frame> resolve_frames(const std::vector<void*>& frames) {
return std::vector<stacktrace_frame>(frames.size(), {
0,
0,
@ -30,8 +16,6 @@ namespace cpptrace {
""
});
}
struct symbolizer::impl {};
}
}