crashreporter: fix logging of function data (#4632)

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thejch 2024-02-07 01:50:23 -08:00 committed by GitHub
parent f085ed4454
commit 3d9ca6381d
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1 changed files with 23 additions and 5 deletions

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@ -3,6 +3,7 @@
#include <sys/utsname.h>
#include <fstream>
#include <signal.h>
#include <link.h>
#include "../plugins/PluginSystem.hpp"
@ -105,16 +106,33 @@ void CrashReporter::createAndSaveCrash(int sig) {
const auto FPATH = std::filesystem::canonical("/proc/self/exe");
#endif
std::string addrs = "";
for (size_t i = 0; i < CALLSTACK.size(); ++i) {
finalCrashReport += std::format("\t#{} | {}\n", i, CALLSTACK[i].desc);
// convert in memory address to VMA address
Dl_info info;
struct link_map* linkMap;
dladdr1((void*)CALLSTACK[i].adr, &info, (void**)&linkMap, RTLD_DL_LINKMAP);
size_t vmaAddr = (size_t)CALLSTACK[i].adr - linkMap->l_addr;
addrs += std::format("0x{:x} ", vmaAddr);
}
#ifdef __clang__
const auto CMD = std::format("llvm-addr2line -e {} -f 0x{:x}", FPATH.c_str(), (uint64_t)CALLSTACK[i].adr);
const auto CMD = std::format("llvm-addr2line -e {} -Cf {}", FPATH.c_str(), addrs);
#else
const auto CMD = std::format("addr2line -e {} -f 0x{:x}", FPATH.c_str(), (uint64_t)CALLSTACK[i].adr);
const auto CMD = std::format("addr2line -e {} -Cf {}", FPATH.c_str(), addrs);
#endif
const auto ADDR2LINE = replaceInString(execAndGet(CMD.c_str()), "\n", "\n\t\t");
finalCrashReport += "\t\t" + ADDR2LINE.substr(0, ADDR2LINE.length() - 2);
const auto ADDR2LINE = execAndGet(CMD.c_str());
std::stringstream ssin(ADDR2LINE);
for (size_t i = 0; i < CALLSTACK.size(); ++i) {
finalCrashReport += std::format("\t#{} | {}", i, CALLSTACK[i].desc);
std::string functionInfo;
std::string fileLineInfo;
std::getline(ssin, functionInfo);
std::getline(ssin, fileLineInfo);
finalCrashReport += std::format("\n\t\t{}\n\t\t{}\n", functionInfo, fileLineInfo);
}
finalCrashReport += "\n\nLog tail:\n";