fixed some more compiler warnings

[proxmark3-svn] / client / ui.c

diff --git a/client/ui.c b/client/ui.c
index 0b4183dfecfb0e40eb580879cd1bb0504879ce30..5fe58dc2d039e82d5ed3415e4900b6ae59274841 100644 (file)
--- a/client/ui.c
+++ b/client/ui.c
@@ -1,4 +1,5 @@
 //-----------------------------------------------------------------------------
+// Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
 //
 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
@@ -9,44 +10,78 @@
 //-----------------------------------------------------------------------------
 
 #include <stdarg.h>
+#include <stdlib.h>
 #include <stdio.h>
 #include <time.h>
+#include <readline/readline.h>
+#include <pthread.h>
 
 #include "ui.h"
 
 double CursorScaleFactor;
-int PlotGridX, PlotGridY;
+int PlotGridX, PlotGridY, PlotGridXdefault= 64, PlotGridYdefault= 64;
 int offline;
 
+extern pthread_mutex_t print_lock;
+
 static char *logfilename = "proxmark3.log";
 
 void PrintAndLog(char *fmt, ...)
 {
-  va_list argptr, argptr2;
-  static FILE *logfile = NULL;
-  static int logging=1;
-
-  if (logging && !logfile) {
-    logfile=fopen(logfilename, "a");
-    if (!logfile) {
-      fprintf(stderr, "Can't open logfile, logging disabled!\n");
-      logging=0;
-    }
-  }
-
-  va_start(argptr, fmt);
-  va_copy(argptr2, argptr);
-  vprintf(fmt, argptr);
-  va_end(argptr);
-  printf("\n");
-  if (logging && logfile) {
-    vfprintf(logfile, fmt, argptr2);
-    fprintf(logfile,"\n");
-    fflush(logfile);
-  }
-  va_end(argptr2);
+       char *saved_line;
+       int saved_point;
+       va_list argptr, argptr2;
+       static FILE *logfile = NULL;
+       static int logging=1;
+
+       // lock this section to avoid interlacing prints from different threats
+       pthread_mutex_lock(&print_lock);
+  
+       if (logging && !logfile) {
+               logfile=fopen(logfilename, "a");
+               if (!logfile) {
+                       fprintf(stderr, "Can't open logfile, logging disabled!\n");
+                       logging=0;
+               }
+       }
+       
+       int need_hack = (rl_readline_state & RL_STATE_READCMD) > 0;
+
+       if (need_hack) {
+               saved_point = rl_point;
+               saved_line = rl_copy_text(0, rl_end);
+               rl_save_prompt();
+               rl_replace_line("", 0);
+               rl_redisplay();
+       }
+       
+       va_start(argptr, fmt);
+       va_copy(argptr2, argptr);
+       vprintf(fmt, argptr);
+       printf("          "); // cleaning prompt
+       va_end(argptr);
+       printf("\n");
+
+       if (need_hack) {
+               rl_restore_prompt();
+               rl_replace_line(saved_line, 0);
+               rl_point = saved_point;
+               rl_redisplay();
+               free(saved_line);
+       }
+       
+       if (logging && logfile) {
+               vfprintf(logfile, fmt, argptr2);
+               fprintf(logfile,"\n");
+               fflush(logfile);
+       }
+       va_end(argptr2);
+
+       //release lock
+       pthread_mutex_unlock(&print_lock);  
 }
 
+
 void SetLogFilename(char *fn)
 {
   logfilename = fn;