linux-kernel - [PATCH 09/13] scripts/gdb: Add is_target

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Message-Id: <132771c0ae3f24b888c8af2dc07557ee6f583509.1349263293.git.jan.kiszka@web.de>
Date:	Wed,  3 Oct 2012 13:21:40 +0200
From:	Jan Kiszka <jan.kiszka@....de>
To:	linux-kernel@...r.kernel.org
Cc:	Jason Wessel <jason.wessel@...driver.com>,
	kgdb-bugreport@...ts.sourceforge.net
Subject: [PATCH 09/13] scripts/gdb: Add is_target_arch helper

From: Jan Kiszka <jan.kiszka@...mens.com>

This helper caches to result of "show architecture" and matches the
provided arch (sub-)string against that output.

Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
---
 scripts/gdb/utils.py |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/scripts/gdb/utils.py b/scripts/gdb/utils.py
index 17762c5..7c09787 100644
--- a/scripts/gdb/utils.py
+++ b/scripts/gdb/utils.py
@@ -88,3 +88,12 @@ def read_u64(buffer):
 		return read_u32(buffer[0:4]) + (read_u32(buffer[4:8]) << 32)
 	else:
 		return read_u32(buffer[4:8]) + (read_u32(buffer[0:4]) << 32)
+
+
+target_arch = None
+
+def is_target_arch(arch):
+	global target_arch
+	if target_arch == None:
+		target_arch = gdb.execute("show architecture", False, True)
+	return target_arch.find(arch) >= 0
-- 
1.7.3.4

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