diff --git a/AmberMDrun/CMakeLists.txt b/AmberMDrun/CMakeLists.txt
index e19d6c2..7c2769b 100644
--- a/AmberMDrun/CMakeLists.txt
+++ b/AmberMDrun/CMakeLists.txt
@@ -31,6 +31,8 @@ add_subdirectory(extern/pybind11)
 aux_source_directory(src SOURCE)
 #add_library(ambermd SHARED ${SOURCE})
 add_library(ambermd STATIC ${SOURCE})
+target_link_libraries(ambermd PUBLIC pybind11::module)
+target_link_libraries(ambermd PUBLIC pybind11::embed)
 add_executable(amberMd
         main.cpp
         )
diff --git a/AmberMDrun/include/common.hpp b/AmberMDrun/include/common.hpp
index 60394c0..eb3c830 100644
--- a/AmberMDrun/include/common.hpp
+++ b/AmberMDrun/include/common.hpp
@@ -28,4 +28,6 @@ inline void trim(std::string &s)
     s.erase(s.find_last_not_of(' ') + 1);
 }
 [[maybe_unused]] std::string executeCMD2(const std::vector<std::string>& args, const bool inc_stderr = false);
+void signalHandler(int signum);
+void raiseHandler(int signum);
 #endif//AMBERMD_COMMON_HPP
diff --git a/AmberMDrun/src/base.cpp b/AmberMDrun/src/base.cpp
index 6d7076f..ebd470e 100644
--- a/AmberMDrun/src/base.cpp
+++ b/AmberMDrun/src/base.cpp
@@ -2,8 +2,10 @@
 // Created by jack on 2022/9/19.
 //
 #include "base.hpp"
+#include "common.hpp"
 #include "fmt/core.h"
 #include "fmt/os.h"
+#include <signal.h>
 #include <utility>
 #define f fmt::format
 Base::Base(const std::string &name, SystemInfo systemInfo, const std::string &rst7, const std::string &refc, bool irest,
@@ -27,6 +29,7 @@ void Base::writeInput()
 
 void Base::Run()
 {
+    signal(SIGINT, raiseHandler);
     if (this->done_ == true) this->done_ = false;
     writeInput();
     charmmWater();
@@ -157,7 +160,7 @@ void Base::progress()
     while (!this->done_)
     {
         fswatcher_event_handler handler = {[&](fswatcher_event_handler *handler, fswatcher_event_type evtype, const char *src, const char *dst) -> bool {
-            if (src =="./" + this->name_ + ".out")
+            if (src == "./" + this->name_ + ".out")
             {
                 (void) handler;
                 (void) dst;
diff --git a/AmberMDrun/src/common.cpp b/AmberMDrun/src/common.cpp
index 812543b..4e25a7f 100644
--- a/AmberMDrun/src/common.cpp
+++ b/AmberMDrun/src/common.cpp
@@ -4,18 +4,21 @@
 #include "common.hpp"
 #include "fmt/format.h"
 
+#include "pybind11/pybind11.h"
+#include <atomic>
 #include <cstring>
 #include <filesystem>
 #include <optional>
+#include <signal.h>
 #include <sys/wait.h>
 #include <vector>
-
-
+namespace py = pybind11;
 std::vector<std::string> executeCMD(const std::string &strCmd)
 {
+
+    signal(SIGINT, signalHandler);
     char buf[1024] = {0};
     FILE *pf = nullptr;
-
     if ((pf = popen(strCmd.c_str(), "r")) == nullptr)
     {
         throw std::runtime_error(fmt::format("{} run failed!\n", strCmd));
@@ -44,8 +47,9 @@ std::vector<std::string> executeCMD(const std::string &strCmd)
 
     return result;
 }
+
 [[maybe_unused]] std::string executeCMD2(const std::vector<std::string> &args,
-                        const bool inc_stderr)
+                                         const bool inc_stderr)
 {
     int stdout_fds[2];
     pipe(stdout_fds);
@@ -125,4 +129,13 @@ std::vector<std::string> executeCMD(const std::string &strCmd)
     } while (r == -1 && errno == EINTR);
 
     return out;
+}
+void signalHandler(int signum)
+{
+    fmt::print("Interrupt signal{} received.\n", signum);
+    exit(signum);
+}
+void raiseHandler(int signum)
+{
+    raise(signum);
 }
\ No newline at end of file