From af78ad201266e3aa0cb5d15b469b75d2b4787b55 Mon Sep 17 00:00:00 2001
From: springzfx <springzfx@gmail.com>
Date: Fri, 29 May 2020 16:16:32 +0800
Subject: [PATCH] flush fprintf

---
 src/cgproxyd.hpp | 7 ++++---
 src/common.h     | 3 +++
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/cgproxyd.hpp b/src/cgproxyd.hpp
index 3e96e5d..417b115 100644
--- a/src/cgproxyd.hpp
+++ b/src/cgproxyd.hpp
@@ -44,7 +44,10 @@ bool loadExecsnoopLib() {
     }
     info("dlsym startThread success");
     return true;
-  } catch (exception &e) { return false; }
+  } catch (exception &e) {
+    debug("exception: %s",e.what());
+    return false;
+  }
 }
 } // namespace CGPROXY::EXECSNOOP
 
@@ -253,7 +256,6 @@ public:
       execsnoop_thread_id = startExecsnoopThread();
       if (execsnoop_thread_id > 0) info("execsnoop thread started");
     }
-    cout << flush;
 
     pthread_join(socket_thread_id, NULL);
     pthread_join(execsnoop_thread_id, NULL);
@@ -295,7 +297,6 @@ void processArgs(const int argc, char *argv[]) {
 }
 
 int main(int argc, char *argv[]) {
-  setbuf(stdout, NULL);
   processArgs(argc, argv);
   if (print_help) {
     print_usage();
diff --git a/src/common.h b/src/common.h
index 6d94be5..ac2c01b 100644
--- a/src/common.h
+++ b/src/common.h
@@ -46,6 +46,7 @@ extern bool enable_info;
     fprintf(stderr, "error: ");                                                          \
     fprintf(stderr, __VA_ARGS__);                                                        \
     fprintf(stderr, "\n");                                                               \
+    fflush(stderr);                                                                      \
   }
 
 #define debug(...)                                                                       \
@@ -53,6 +54,7 @@ extern bool enable_info;
     fprintf(stdout, "debug: ");                                                          \
     fprintf(stdout, __VA_ARGS__);                                                        \
     fprintf(stdout, "\n");                                                               \
+    fflush(stdout);                                                                      \
   }
 
 #define info(...)                                                                        \
@@ -60,6 +62,7 @@ extern bool enable_info;
     fprintf(stdout, "info: ");                                                           \
     fprintf(stdout, __VA_ARGS__);                                                        \
     fprintf(stdout, "\n");                                                               \
+    fflush(stdout);                                                                      \
   }
 
 #define return_error return -1