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From: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Date: Tue, 26 Apr 2011 13:26:02 +0100
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Subject: [Qemu-devel] [PATCH 5/6] trace: [ust] fix generation of 'trace.c'
	on events without args
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To: Anthony Liguori <aliguori@us.ibm.com>
Cc: =?UTF-8?q?Llu=C3=ADs=20Vilanova?= <vilanova@ac.upc.edu>, qemu-devel@nongnu.org, Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>, =?UTF-8?q?Llu=C3=ADs?= <xscript@gmx.net>

From: Llu=C3=ADs <xscript@gmx.net>

Signed-off-by: Llu=C3=ADs Vilanova <vilanova@ac.upc.edu>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
---
 scripts/tracetool |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/scripts/tracetool b/scripts/tracetool
index 9912f36..2155a57 100755
--- a/scripts/tracetool
+++ b/scripts/tracetool
@@ -338,6 +338,7 @@ linetoc_ust()
     name=3D$(get_name "$1")
     args=3D$(get_args "$1")
     argnames=3D$(get_argnames "$1", ",")
+    [ -z "$argnames" ] || argnames=3D", $argnames"
     fmt=3D$(get_fmt "$1")
=20
     cat <<EOF
@@ -345,7 +346,7 @@ DEFINE_TRACE(ust_$name);
=20
 static void ust_${name}_probe($args)
 {
-    trace_mark(ust, $name, "$fmt", $argnames);
+    trace_mark(ust, $name, "$fmt"$argnames);
 }
 EOF
=20
@@ -488,7 +489,7 @@ EOF
         cat <<EOF
   $arg =3D \$arg$i;
 EOF
-	i=3D"$((i+1))"
+        i=3D"$((i+1))"
     done
=20
     cat <<EOF
@@ -585,7 +586,7 @@ tracetostap()
        exit 1
     fi
     if [ -z "$probeprefix" ]; then
-	probeprefix=3D"qemu.$targettype.$targetarch";
+        probeprefix=3D"qemu.$targettype.$targetarch";
     fi
     echo "/* This file is autogenerated by tracetool, do not edit. */"
     convert stap
--=20
1.7.4.1