linux-kernel - [PATCH 23/32] ver_linux: wrap up call to 'ps --version' in awk function

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Message-Id: <1467109146-20331-23-git-send-email-alexander.kapshuk@gmail.com>
Date:	Tue, 28 Jun 2016 13:18:57 +0300
From:	Alexander Kapshuk <alexander.kapshuk@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	gregkh@...uxfoundation.org,
	Alexander Kapshuk <alexander.kapshuk@...il.com>
Subject: [PATCH 23/32] ver_linux: wrap up call to 'ps --version' in awk function

Wrap up the call to 'ps --version', the code to process its output,
and the resulting formatted output in awk functions.

Signed-off-by: Alexander Kapshuk <alexander.kapshuk@...il.com>
---
 scripts/ver_linux | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/scripts/ver_linux b/scripts/ver_linux
index 6111489..5754af1 100755
--- a/scripts/ver_linux
+++ b/scripts/ver_linux
@@ -52,12 +52,7 @@ BEGIN {
 	if (system("test -r " libcpp) == 0)
 		printversion("Linux C++ Library", version("readlink " libcpp))
 
-ps --version 2>&1 |
-awk '/version/{
-	match($0, /[0-9]+([.]?[0-9]+)+/)
-	printf("Procps\t\t\t%s\n",
-	substr($0,RSTART,RLENGTH))
-}'
+	printversion("Procps", version("ps --version 2>&1"))
 
 ifconfig --version 2>&1 |
 awk '/tools/{
-- 
2.7.3