增加命令行查询版本号的功能

platform/src/proxy.cpp

@@ -14,6 +14,7 @@
 #include <string.h>
 #include <errno.h>
 #include <pthread.h>
+#include <getopt.h>
 
 #include <event2/event.h>
 #include <event2/dns.h>
@@ -379,6 +380,20 @@ int main(int argc, char * argv[])
 	const char * main_profile = "./conf/tfe/tfe.conf";
 	const char * future_profile= "./conf/tfe/future.conf";
 
+    int ret = 0;
+    int opt = 0;
+    while ((opt = getopt(argc, argv, "v")) != -1)
+    {
+        switch (opt)
+        {
+            case 'v':
+                fprintf(stderr, "Tango Frontend Engine, Version: %s\n", tfe_version());
+                return 0;
+            default:
+                break;
+        }
+    }
+
     /* adds locking, only required if accessed from separate threads */
 	evthread_use_pthreads();
 
@@ -402,8 +417,9 @@ int main(int argc, char * argv[])
 	g_default_proxy = ALLOC(struct tfe_proxy, 1);
 	assert(g_default_proxy);
 	strcpy(g_default_proxy->name, "tfe3a");
+
 	/* CONFIG */
-	int ret = tfe_proxy_config(g_default_proxy, main_profile);
+	ret = tfe_proxy_config(g_default_proxy, main_profile);
 	CHECK_OR_EXIT(ret == 0, "Failed at loading profile %s, Exit.", main_profile);
 
 	/* PERFOMANCE MONITOR */