introduce INIT_STDERR_LOCKING macro

[paraslash.git] / para.h

diff --git a/para.h b/para.h
index 47d54a1f805d917576351dd4af5a6e660e98693d..fc0edf9a43df1e3840c5c55fe49740256f1a364c 100644 (file)
--- a/para.h
+++ b/para.h
@@ -1,5 +1,5 @@
 /*
 /*

- * Copyright (C) 1997-2006 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 1997-2007 Andre Noll <maan@systemlinux.org>

  *
  *     This program is free software; you can redistribute it and/or modify
  *     it under the terms of the GNU General Public License as published by
  *
  *     This program is free software; you can redistribute it and/or modify
  *     it under the terms of the GNU General Public License as published by


@@ -100,6 +100,25 @@
 #define PARA_EMERG_LOG(...)
 #endif
 
 #define PARA_EMERG_LOG(...)
 #endif
 

+/**
+ * define a standard log function that always writes to stderr
+ *
+ * \param loglevel_barier If the loglevel of the current message
+ * is less than that, the message is going to be ignored.
+ *
+ */
+#define INIT_STDERR_LOGGING(loglevel_barrier) \
+       __printf_2_3 void para_log(int ll, const char* fmt,...) \
+       { \
+               va_list argp; \
+               if (ll < loglevel_barrier) \
+                       return; \
+               va_start(argp, fmt); \
+               vfprintf(stderr, fmt, argp); \
+               va_end(argp); \
+       }
+
+

 #define COPYRIGHT "Copyright (c) 1997-2006 by Andre Noll"
 
 #define LICENSE "This is free software with ABSOLUTELY NO WARRANTY. " \
 #define COPYRIGHT "Copyright (c) 1997-2006 by Andre Noll"
 
 #define LICENSE "This is free software with ABSOLUTELY NO WARRANTY. " \