linux-kernel - [PATCH] scripts/get_maintainer.pl: add support to read patch from STDIN

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1261610824.1923.58.camel@Joe-Laptop.home>
Date:	Wed, 23 Dec 2009 15:27:04 -0800
From:	Joe Perches <joe@...ches.com>
To:	Borislav Petkov <petkovbb@...glemail.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	lkml <linux-kernel@...r.kernel.org>
Subject: [PATCH] scripts/get_maintainer.pl: add support to read patch from
 STDIN

On Wed, 2009-12-23 at 14:55 +0100, Borislav Petkov wrote:
> Teach get_maintainer.pl to read a diff from STDIN

How about this instead?

Doesn't need or accept '-' as a trailing option to read stdin.
Doesn't print usage() after bad options.
Adds --usage as command line equivalent of --help

Signed-off-by: Joe Perches <joe@...ches.com>

 scripts/get_maintainer.pl |  110 ++++++++++++++++++++++++++++-----------------
 1 files changed, 69 insertions(+), 41 deletions(-)

diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
index 445e884..9fe4628 100755
--- a/scripts/get_maintainer.pl
+++ b/scripts/get_maintainer.pl
@@ -122,7 +122,7 @@ if (!GetOptions(
 		'k|keywords!' => \$keywords,
 		'f|file' => \$from_filename,
 		'v|version' => \$version,
-		'h|help' => \$help,
+		'h|help|usage' => \$help,
 		)) {
     die "$P: invalid argument - use --help if necessary\n";
 }
@@ -137,9 +137,9 @@ if ($version != 0) {
     exit 0;
 }
 
-if ($#ARGV < 0) {
-    usage();
-    die "$P: argument missing: patchfile or -f file please\n";
+if (-t STDIN && !@...V) {
+    # We're talking to a terminal, but have no command line arguments.
+    die "$P: missing patchfile or -f file - use --help if necessary\n";
 }
 
 if ($output_separator ne ", ") {
@@ -152,14 +152,12 @@ if ($output_rolestats) {
 
 my $selections = $email + $scm + $status + $subsystem + $web;
 if ($selections == 0) {
-    usage();
     die "$P:  Missing required option: email, scm, status, subsystem or web\n";
 }
 
 if ($email &&
     ($email_maintainer + $email_list + $email_subscriber_list +
      $email_git + $email_git_penguin_chiefs + $email_git_blame) == 0) {
-    usage();
     die "$P: Please select at least 1 email option\n";
 }
 
@@ -233,12 +231,18 @@ my @files = ();
 my @range = ();
 my @keyword_tvi = ();
 
+if (!@...V) {
+    push(@ARGV, "&STDIN");
+}
+
 foreach my $file (@ARGV) {
-    ##if $file is a directory and it lacks a trailing slash, add one
-    if ((-d $file)) {
-	$file =~ s@([^/])$@$1/@;
-    } elsif (!(-f $file)) {
-	die "$P: file '${file}' not found\n";
+    if ($file ne "&STDIN") {
+	##if $file is a directory and it lacks a trailing slash, add one
+	if ((-d $file)) {
+	    $file =~ s@([^/])$@$1/@;
+	} elsif (!(-f $file)) {
+	    die "$P: file '${file}' not found\n";
+	}
     }
     if ($from_filename) {
 	push(@files, $file);


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/