From e65f4f6025a3e26fb6ac0e654e4ada632ee4b4a2 Mon Sep 17 00:00:00 2001
From: DreamMaoMao <2523610504@qq.com>
Date: Sat, 15 Feb 2025 13:43:57 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=A5=94=E6=BA=83=E6=8D=95?=
 =?UTF-8?q?=E8=8E=B7=E7=9A=84=E5=8A=9F=E8=83=BD?=
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---
 main.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/main.c b/main.c
index 91c27c33..15a8bff3 100644
--- a/main.c
+++ b/main.c
@@ -4,6 +4,8 @@
 #define XWAYLNAD 1
 #include <getopt.h>
 #include <libinput.h>
+#include <signal.h>
+#include <execinfo.h>
 #include <limits.h>
 #include <linux/input-event-codes.h>
 #include <signal.h>
@@ -4288,7 +4290,56 @@ void handle_foreign_destroy(struct wl_listener *listener, void *data) {
   }
 }
 
+
+void signalhandler(int signalnumber) 
+{
+    void *array[64];
+    size_t size;
+    char **strings;
+    size_t i;
+    char filename[1024];
+
+    // 获取当前用户家目录
+    const char *homedir = getenv("HOME");
+    if (!homedir) {
+        // 如果获取失败，则无法继续
+        return;
+    }
+
+    // 构建日志文件路径
+    snprintf(filename, sizeof(filename), "%s/.config/maomao/crash.log", homedir);
+
+    // 打开日志文件
+    FILE *fp = fopen(filename, "a");
+    if (!fp) {
+        // 如果无法打开日志文件，则不处理
+        return;
+    }
+
+    // 获取堆栈跟踪
+    size = backtrace(array, 64);
+    strings = backtrace_symbols(array, size);
+
+    // 写入错误信息和堆栈跟踪到文件
+    fprintf(fp, "Received signal %d:\n", signalnumber);
+    for (i = 0; i < size; ++i) {
+        fprintf(fp, "%zu %s\n", i, strings[i]);
+    }
+
+    // 关闭文件
+    fclose(fp);
+
+    // 释放分配的内存
+    free(strings);
+
+    // 不调用 exit 以允许生成核心转储文件
+}
+
+
 void setup(void) {
+
+  signal(SIGSEGV, signalhandler);
+
   init_baked_points();
 
   int i, sig[] = {SIGCHLD, SIGINT, SIGTERM, SIGPIPE};