diff --git a/dap-sdk/core/include/dap_common.h b/dap-sdk/core/include/dap_common.h
index 874a5dc568b5c008beefcfcfbeeeb7d9e6c5a460..1fb9ca8e86abc5ef747ab17ca38a953b81cb93fb 100755
--- a/dap-sdk/core/include/dap_common.h
+++ b/dap-sdk/core/include/dap_common.h
@@ -392,8 +392,7 @@ int timespec_diff(struct timespec *a_start, struct timespec *a_stop, struct time
 
 int get_select_breaker(void);
 int send_select_break(void);
-char * exec_with_ret(const char * a_cmd);
-char * exec_with_ret_multistring(const char * a_cmd);
+int exec_with_ret(char**, const char*);
 char * dap_random_string_create_alloc(size_t a_length);
 void dap_random_string_fill(char *str, size_t length);
 void dap_dump_hex(const void* data, size_t size);
diff --git a/dap-sdk/core/src/dap_common.c b/dap-sdk/core/src/dap_common.c
index ea8ffebd01d7250b93e8f5aae6ed0f936c6efa63..7d7f37c4738c5a4ab9111d302a62d3e03097fe0e 100755
--- a/dap-sdk/core/src/dap_common.c
+++ b/dap-sdk/core/src/dap_common.c
@@ -519,6 +519,27 @@ int send_select_break( )
   return 0;
 }
 
+
+int exec_with_ret(char** repl, const char * a_cmd) {
+    FILE * fp;
+    size_t buf_len = 0;
+    char buf[4096] = {0};
+    fp = popen(a_cmd, "r");
+    if (!fp) {
+        log_it(L_ERROR,"Cmd execution error: '%s'", strerror(errno));
+        return(255);
+    }
+    memset(buf, 0, sizeof(buf));
+    fgets(buf, sizeof(buf) - 1, fp);
+    buf_len = strlen(buf);
+    if(repl) {
+        if(buf[buf_len - 1] == '\n')
+            buf[buf_len - 1] ='\0';
+        *repl = strdup(buf);
+    }
+    return pclose(fp);
+}
+
 #ifdef ANDROID1
 static u_long myNextRandom = 1;