提交原始齿轮泵代码

dump.cpp

@@ -0,0 +1,106 @@
+#define _GNU_SOURCE
+#include <link.h>
+#include <dlfcn.h>
+#include <execinfo.h>
+
+#include <iostream>
+#include <fstream>
+#include <signal.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <cxxabi.h>
+#include <cstdlib>
+#include <cstdio>
+
+#include <QString>
+#include "dump.h"
+#include <QDateTime>
+
+extern QString gAppNameStr;
+
+static uintptr_t g_base_address = 0;
+
+static int find_base_address(struct dl_phdr_info *info, size_t size, void *data)
+{
+    (void)size;
+    (void)data;
+    if (info->dlpi_name == nullptr || info->dlpi_name[0] == '\0') {
+        g_base_address = info->dlpi_addr;
+        return 1;
+    }
+    return 0;
+}
+
+static uintptr_t get_base_address()
+{
+    if (g_base_address == 0) {
+        dl_iterate_phdr(find_base_address, nullptr);
+    }
+    return g_base_address;
+}
+
+void createStackTraceFile(const char *fileName, const char *appName)
+{
+    std::ofstream file(fileName);
+    if (!file.is_open()) {
+        std::cerr << "Error opening file: " << fileName << std::endl;
+        return;
+    }
+
+    void *array[50];
+    size_t size;
+    char **strings;
+
+    size = backtrace(array, 50);
+    if (size == 0) {
+        std::cerr << "No stack frames obtained" << std::endl;
+        return;
+    }
+
+    uintptr_t base_addr = get_base_address();
+
+    strings = backtrace_symbols(array, size);
+    file << "Stack trace info:\n";
+    file << "Base address: 0x" << std::hex << base_addr << std::dec << "\n\n";
+
+    for (size_t i = 0; i < size; ++i) {
+        file << strings[i] << std::endl;
+
+        uintptr_t addr = reinterpret_cast<uintptr_t>(array[i]);
+        uintptr_t offset = addr - base_addr;
+
+        char cmd[512];
+        snprintf(cmd, sizeof(cmd), "addr2line -e %s 0x%lx", appName, offset);
+
+        FILE *fp = popen(cmd, "r");
+        if (fp) {
+            char line[256];
+            while (fgets(line, sizeof(line), fp)) {
+                file << "  " << line;
+            }
+            pclose(fp);
+        } else {
+            std::cerr << "Failed to run addr2line command" << std::endl;
+        }
+        file << std::endl;
+    }
+
+    free(strings);
+    file.close();
+}
+
+static void signalHandler(int signum)
+{
+    QString dumpFileName = QString("/home/plg/loginfo/dumpfile_%1.txt").arg(QDateTime::currentDateTime().toString("yyyy_MM_dd_hh_mm_ss"));
+    QString appName = gAppNameStr;
+    createStackTraceFile(dumpFileName.toUtf8().data(), appName.toUtf8().data());
+    exit(signum);
+}
+
+void installSignalHandlers()
+{
+    signal(SIGSEGV, signalHandler);
+    signal(SIGABRT, signalHandler);
+    signal(SIGILL, signalHandler);
+    signal(SIGFPE, signalHandler);
+}