fix: failed to run app after ll-cli reviced SIGINT

* If the errno which returns from ::wait in ll-cli
  is EINTR, wait child more times. And if interrupt
  by SIGINT one more time, kill child immediately.
* If the pid which in container json  is not exists,
  remove the json.

Log:

apps/ll-box/src/main.cpp

@@ -56,6 +56,32 @@ enum globalOption { OPTION_CGROUP_MANAGER = 1000 };
 
 enum execOption { OPTION_CWD = 1000 };
 
+void containerJsonCleanUp()
+{
+    auto containers = linglong::readAllContainerJson();
+
+    auto it = containers.begin();
+    while (it != containers.end()) {
+        auto boxPid = it->value("pid", -1);
+        if (boxPid == -1) {
+            ++it;
+            continue;
+        }
+
+        if (kill(boxPid, 0) != 0) {
+            auto jsonPath = std::filesystem::path("/run") / "user" / std::to_string(getuid())
+              / "linglong" / "box" / (it->value("id", "unknown") + ".json");
+
+            if (!std::filesystem::remove(jsonPath)) {
+                logErr() << "remove" << jsonPath << "failed";
+            }
+            it = containers.erase(it);
+        } else {
+            ++it;
+        }
+    }
+}
+
 int list(struct arg_list *arg) noexcept
 {
     auto containers = linglong::readAllContainerJson();
@@ -539,7 +565,8 @@ int main(int argc, char **argv)
         logErr() << "please specify a command";
         return -1;
     }
-
+    // make sure that all containers status are valid 
+    containerJsonCleanUp();
     struct argp_option options[] = { {
                                        .name = "cgroup-manager",
                                        .key = OPTION_CGROUP_MANAGER,

libs/ocppi/src/ocppi/cli/Process.cpp

@@ -66,8 +66,19 @@ int runProcess(const std::string &binaryPath,
                 output.append(buffer.data(), readCount);
         }
 
-        if (::wait(&ret) == -1) {
+
+        int interrupteTime = 0;
+        while (true) {
+            if (::wait(&ret) == -1) {
+                if (errno == EINTR) {
+                    interrupteTime < 2 ? ++interrupteTime : kill(childId, SIGKILL);
+                    continue; 
+                } 
+
                 throw std::system_error(errno, std::generic_category(), "wait");
+            } else {
+                break;
+            }
         }
 
         ::close(pipes[0]);
@@ -98,8 +109,18 @@ int runProcess(const std::string &binaryPath,
                                         "execvp");
         }
 
-        if (::wait(&ret) == -1) {
+        int interrupteTime = 0;
+        while (true) {
+            if (::wait(&ret) == -1) {
+                if (errno == EINTR) {
+                    interrupteTime < 2 ? ++interrupteTime : kill(childId, SIGKILL);
+                    continue; 
+                } 
+
                 throw std::system_error(errno, std::generic_category(), "wait");
+            } else {
+                break;
+            }
         }
 
         return ret;