Add new RTS flags for tracing:

[ghc-hetmet.git] / rts / RtsFlags.c

diff --git a/rts/RtsFlags.c b/rts/RtsFlags.c
index 78c8d2a..7e836af 100644 (file)
--- a/rts/RtsFlags.c
+++ b/rts/RtsFlags.c
@@ -1,8 +1,7 @@
-
 /* -----------------------------------------------------------------------------
  *
  * (c) The AQUA Project, Glasgow University, 1994-1997
- * (c) The GHC Team, 1998-1999
+ * (c) The GHC Team, 1998-2006
  *
  * Functions for parsing the argument list.
  *
@@ -299,6 +298,9 @@ void initRtsFlagsDefaults(void)
     RtsFlags.TickyFlags.showTickyStats  = rtsFalse;
     RtsFlags.TickyFlags.tickyFile       = NULL;
 #endif
+
+    RtsFlags.TraceFlags.timestamp      = rtsFalse;
+    RtsFlags.TraceFlags.sched          = rtsFalse;
 }
 
 static const char *
@@ -396,6 +398,9 @@ usage_text[] = {
 "                (0 or no argument means switch as often as possible)",
 "                the default is .02 sec; resolution is .02 sec",
 "",
+"  -vs       Trace scheduler events (see also -Ds with -debug)",
+"  -vt       Time-stamp trace messages",
+"",
 #if defined(DEBUG)
 "  -Ds  DEBUG: scheduler",
 "  -Di  DEBUG: interpreter",
@@ -1027,7 +1032,7 @@ error = rtsTrue;
                }
                ) break;
 
-           case 'q':
+             case 'q':
                    switch (rts_argv[arg][2]) {
                    case '\0':
                        errorBelch("incomplete RTS option: %s",rts_argv[arg]);
@@ -1089,6 +1094,27 @@ error = rtsTrue;
                }
                ) break;
 
+             /* =========== TRACING ---------=================== */
+
+             case 'v':
+                switch(rts_argv[arg][2]) {
+               case '\0':
+                   errorBelch("incomplete RTS option: %s",rts_argv[arg]);
+                   error = rtsTrue;
+                   break;
+               case 't':
+                   RtsFlags.TraceFlags.timestamp = rtsTrue;
+                   break;
+               case 's':
+                   RtsFlags.TraceFlags.sched = rtsTrue;
+                   break;
+               default:
+                   errorBelch("unknown RTS option: %s",rts_argv[arg]);
+                   error = rtsTrue;
+                   break;
+               }
+                break;
+
              /* =========== EXTENDED OPTIONS =================== */
 
               case 'x': /* Extend the argument space */