From b352480be234cea5ce34113d86e16749be62828d Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Sun, 3 May 2020 01:22:11 +0200
Subject: [PATCH] dieren: mkimgthumb escape to support colons in parameters

Backslash to allow the occasional `-define modulate:colorspace=HSB`
as :-define:module\:colorspace=HSB.
---
 tools/mkimgthumb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/mkimgthumb b/tools/mkimgthumb
index 3c38e7c..e2b974d 100755
--- a/tools/mkimgthumb
+++ b/tools/mkimgthumb
@@ -5,12 +5,13 @@ use warnings;
 my $failcount = 0;
 
 for my $src (@ARGV) {
-	my ($name, @cmds) = split /:/, $src =~ s/\.(\w+)\z//r;
+	my ($name, @cmds) = split /:(?<!\\:)/, $src =~ s/\.(\w+)\z//r;
 	my $ext = $1 // '*';
 	next if $name =~ m/\./;
 	unless (-e $src) {
 		($src) = grep {-e} glob qq<"$name"{,:*}.$ext> or next;
 	}
+	s/\\(.)/$1/g for @cmds;
 	say $name;
 
 	if (@cmds and $cmds[0] =~ /^\d/) {
-- 
2.30.0