From 94c3b2957efcf6b00f845518f9a439c68c5ed8cb Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Mon, 2 May 2022 09:51:27 +0100
Subject: [PATCH] usvg-processor: Be a bit more verbose in error messages

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 usvg-processor | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/usvg-processor b/usvg-processor
index 07263f98..44430e0c 100755
--- a/usvg-processor
+++ b/usvg-processor
@@ -26,5 +26,7 @@ sub add_lic () {
 add_lic();
 
 flush STDOUT or die $!;
-$!=0; $?=0; system qw(sh -ec), "exec $usvg - -c" and die "exec usvg: $? $!";
-rename "$out.tmp", $out or die $!;
+my $cmd = "$usvg - -c";
+my $cmd_m = "$cmd <$in >$out.tmp";
+$!=0; $?=0; system qw(sh -ec), "exec $cmd" and die "exec usvg: $cmd_m: $? $!";
+rename "$out.tmp", $out or die "'$cmd_m': $!";
-- 
2.30.2