poky/meta/recipes-devtools/qemu/qemu/0001-tracetool-use-relative-paths-for-line-preprocessor-d.patch

From 348ea441db84a211d4fca7ef5544b5cd06a8a872 Mon Sep 17 00:00:00 2001
From: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
Date: Tue, 4 Apr 2023 15:26:07 +0200
Subject: [PATCH] tracetool: use relative paths for '#line' preprocessor
 directives

The event filename is an absolute path. Convert it to a relative path when
writing '#line' directives, to preserve reproducibility of the generated
output when different base paths are used.

Upstream-Status: Pending

---
 scripts/tracetool/backend/ftrace.py | 4 +++-
 scripts/tracetool/backend/log.py    | 4 +++-
 scripts/tracetool/backend/syslog.py | 4 +++-
 3 files changed, 9 insertions(+), 3 deletions(-)

Index: qemu-8.0.0/scripts/tracetool/backend/ftrace.py
===================================================================
--- qemu-8.0.0.orig/scripts/tracetool/backend/ftrace.py
+++ qemu-8.0.0/scripts/tracetool/backend/ftrace.py
@@ -12,6 +12,8 @@ __maintainer__ = "Stefan Hajnoczi"
 __email__      = "stefanha@redhat.com"
 
 
+import os.path
+
 from tracetool import out
 
 
@@ -45,7 +47,7 @@ def generate_h(event, group):
         args=event.args,
         event_id="TRACE_" + event.name.upper(),
         event_lineno=event.lineno,
-        event_filename=event.filename,
+        event_filename=os.path.relpath(event.filename),
         fmt=event.fmt.rstrip("\n"),
         argnames=argnames)
 
Index: qemu-8.0.0/scripts/tracetool/backend/log.py
===================================================================
--- qemu-8.0.0.orig/scripts/tracetool/backend/log.py
+++ qemu-8.0.0/scripts/tracetool/backend/log.py
@@ -12,6 +12,8 @@ __maintainer__ = "Stefan Hajnoczi"
 __email__      = "stefanha@redhat.com"
 
 
+import os.path
+
 from tracetool import out
 
 
@@ -53,7 +55,7 @@ def generate_h(event, group):
         '    }',
         cond=cond,
         event_lineno=event.lineno,
-        event_filename=event.filename,
+        event_filename=os.path.relpath(event.filename),
         name=event.name,
         fmt=event.fmt.rstrip("\n"),
         argnames=argnames)
Index: qemu-8.0.0/scripts/tracetool/backend/syslog.py
===================================================================
--- qemu-8.0.0.orig/scripts/tracetool/backend/syslog.py
+++ qemu-8.0.0/scripts/tracetool/backend/syslog.py
@@ -12,6 +12,8 @@ __maintainer__ = "Stefan Hajnoczi"
 __email__      = "stefanha@redhat.com"
 
 
+import os.path
+
 from tracetool import out
 
 
@@ -41,7 +43,7 @@ def generate_h(event, group):
         '    }',
         cond=cond,
         event_lineno=event.lineno,
-        event_filename=event.filename,
+        event_filename=os.path.relpath(event.filename),
         name=event.name,
         fmt=event.fmt.rstrip("\n"),
         argnames=argnames)