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[12/12] scripts/get_maintainer.pl: Print proper error message for missing $file

Message ID 1520535787-6223-13-git-send-email-ian.jackson@eu.citrix.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ian Jackson March 8, 2018, 7:03 p.m. UTC
If you pass scripts/get_maintainer.pl the name of a FIFO or other
exciting object (/dev/stdin, for example), it would falsely print
"file not found".  Instead: stat the object rather than using -f so
that we do not mind if the object is not a file; and print the errno
value in the error message.

Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
CC: Thomas Huth <thuth@redhat.com>
CC: Paolo Bonzini <pbonzini@redhat.com>
CC: Stefano Stabellini <sstabellini@kernel.org>
CC: Anthony PERARD <anthony.perard@citrix.com>
---
v6: New patch in this version of the series
---
 scripts/get_maintainer.pl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Paolo Bonzini March 13, 2018, 3:11 p.m. UTC | #1
On 08/03/2018 20:03, Ian Jackson wrote:
> If you pass scripts/get_maintainer.pl the name of a FIFO or other
> exciting object (/dev/stdin, for example), it would falsely print
> "file not found".  Instead: stat the object rather than using -f so
> that we do not mind if the object is not a file; and print the errno
> value in the error message.
> 
> Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
> CC: Thomas Huth <thuth@redhat.com>
> CC: Paolo Bonzini <pbonzini@redhat.com>
> CC: Stefano Stabellini <sstabellini@kernel.org>
> CC: Anthony PERARD <anthony.perard@citrix.com>
> ---
> v6: New patch in this version of the series
> ---
>  scripts/get_maintainer.pl | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
> index 07369aa..43fb5f5 100755
> --- a/scripts/get_maintainer.pl
> +++ b/scripts/get_maintainer.pl
> @@ -381,8 +381,8 @@ 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";
> +	} elsif (!(stat $file)) {
> +	    die "$P: file '${file}' not found: $!\n";
>  	}
>      }
>      if ($from_filename) {
> 

Queued, thanks.

Paolo
diff mbox

Patch

diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
index 07369aa..43fb5f5 100755
--- a/scripts/get_maintainer.pl
+++ b/scripts/get_maintainer.pl
@@ -381,8 +381,8 @@  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";
+	} elsif (!(stat $file)) {
+	    die "$P: file '${file}' not found: $!\n";
 	}
     }
     if ($from_filename) {