linux-kernel - [PATCH] get_maintainer: Fix perl 5.22/5.24 deprecated/incompatible "\C" use

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Date:	Thu, 18 Jun 2015 17:47:13 -0700
From:	Joe Perches <joe@...ches.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Valdis Kletnieks <Valdis.Kletnieks@...edu>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] get_maintainer: Fix perl 5.22/5.24 deprecated/incompatible
 "\C" use

Perl 5.22 emits a deprecated message when "\C" is used
in a regex.  Perl 5.24 will disallow it altogether.

Fix it by using [A-Z] instead of \C.

Signed-off-by: Joe Perches <joe@...ches.com>
Reported-by: Valdis Kletnieks <Valdis.Kletnieks@...edu>
Tested-by: Valdis Kletnieks <Valdis.Kletnieks@...edu>
---
 scripts/get_maintainer.pl | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
index fc169fd..8b3b0ca 100755
--- a/scripts/get_maintainer.pl
+++ b/scripts/get_maintainer.pl
@@ -304,7 +304,7 @@ open (my $maint, '<', "${lk_path}MAINTAINERS")
 while (<$maint>) {
     my $line = $_;
 
-    if ($line =~ m/^(\C):\s*(.*)/) {
+    if ($line =~ m/^([A-Z]):\s*(.*)/) {
 	my $type = $1;
 	my $value = $2;
 
@@ -549,7 +549,7 @@ sub range_is_maintained {
 
     for (my $i = $start; $i < $end; $i++) {
 	my $line = $typevalue[$i];
-	if ($line =~ m/^(\C):\s*(.*)/) {
+	if ($line =~ m/^([A-Z]):\s*(.*)/) {
 	    my $type = $1;
 	    my $value = $2;
 	    if ($type eq 'S') {
@@ -567,7 +567,7 @@ sub range_has_maintainer {
 
     for (my $i = $start; $i < $end; $i++) {
 	my $line = $typevalue[$i];
-	if ($line =~ m/^(\C):\s*(.*)/) {
+	if ($line =~ m/^([A-Z]):\s*(.*)/) {
 	    my $type = $1;
 	    my $value = $2;
 	    if ($type eq 'M') {
@@ -616,7 +616,7 @@ sub get_maintainers {
 
 	    for ($i = $start; $i < $end; $i++) {
 		my $line = $typevalue[$i];
-		if ($line =~ m/^(\C):\s*(.*)/) {
+		if ($line =~ m/^([A-Z]):\s*(.*)/) {
 		    my $type = $1;
 		    my $value = $2;
 		    if ($type eq 'X') {
@@ -631,7 +631,7 @@ sub get_maintainers {
 	    if (!$exclude) {
 		for ($i = $start; $i < $end; $i++) {
 		    my $line = $typevalue[$i];
-		    if ($line =~ m/^(\C):\s*(.*)/) {
+		    if ($line =~ m/^([A-Z]):\s*(.*)/) {
 			my $type = $1;
 			my $value = $2;
 			if ($type eq 'F') {
@@ -932,7 +932,7 @@ sub find_first_section {
 
     while ($index < @typevalue) {
 	my $tv = $typevalue[$index];
-	if (($tv =~ m/^(\C):\s*(.*)/)) {
+	if (($tv =~ m/^([A-Z]):\s*(.*)/)) {
 	    last;
 	}
 	$index++;
@@ -946,7 +946,7 @@ sub find_starting_index {
 
     while ($index > 0) {
 	my $tv = $typevalue[$index];
-	if (!($tv =~ m/^(\C):\s*(.*)/)) {
+	if (!($tv =~ m/^([A-Z]):\s*(.*)/)) {
 	    last;
 	}
 	$index--;
@@ -960,7 +960,7 @@ sub find_ending_index {
 
     while ($index < @typevalue) {
 	my $tv = $typevalue[$index];
-	if (!($tv =~ m/^(\C):\s*(.*)/)) {
+	if (!($tv =~ m/^([A-Z]):\s*(.*)/)) {
 	    last;
 	}
 	$index++;
@@ -986,7 +986,7 @@ sub get_maintainer_role {
 
     for ($i = $start + 1; $i < $end; $i++) {
 	my $tv = $typevalue[$i];
-	if ($tv =~ m/^(\C):\s*(.*)/) {
+	if ($tv =~ m/^([A-Z]):\s*(.*)/) {
 	    my $ptype = $1;
 	    my $pvalue = $2;
 	    if ($ptype eq "S") {
@@ -1045,7 +1045,7 @@ sub add_categories {
 
     for ($i = $start + 1; $i < $end; $i++) {
 	my $tv = $typevalue[$i];
-	if ($tv =~ m/^(\C):\s*(.*)/) {
+	if ($tv =~ m/^([A-Z]):\s*(.*)/) {
 	    my $ptype = $1;
 	    my $pvalue = $2;
 	    if ($ptype eq "L") {
@@ -1087,7 +1087,7 @@ sub add_categories {
 		if ($name eq "") {
 		    if ($i > 0) {
 			my $tv = $typevalue[$i - 1];
-			if ($tv =~ m/^(\C):\s*(.*)/) {
+			if ($tv =~ m/^([A-Z]):\s*(.*)/) {
 			    if ($1 eq "P") {
 				$name = $2;
 				$pvalue = format_email($name, $address, $email_usename);
@@ -1104,7 +1104,7 @@ sub add_categories {
 		if ($name eq "") {
 		    if ($i > 0) {
 			my $tv = $typevalue[$i - 1];
-			if ($tv =~ m/^(\C):\s*(.*)/) {
+			if ($tv =~ m/^([A-Z]):\s*(.*)/) {
 			    if ($1 eq "P") {
 				$name = $2;
 				$pvalue = format_email($name, $address, $email_usename);


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