From 87c290944ab32022709bdd9e72bc2733745bc2a3 Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Mon, 21 Nov 2022 20:40:41 +0100
Subject: [PATCH] logarithmic repeat markers multiply by 10

Quick solution to make it at least somewhat useful.
---
 barcat                                | 8 ++++----
 t/t2258-repeat_markers_--mark=:/1.out | 2 +-
 t/t2259-log_axis.in                   | 1 +
 t/t2259-log_axis_-e_--markers=+/1.out | 7 +++++++
 4 files changed, 13 insertions(+), 5 deletions(-)
 create mode 120000 t/t2259-log_axis.in
 create mode 100644 t/t2259-log_axis_-e_--markers=+/1.out

diff --git a/barcat b/barcat
index 1ffdeda..431ed40 100755
--- a/barcat
+++ b/barcat
@@ -263,10 +263,10 @@ if ($opt{markers} and $size > 0) {
 				return $func;
 			}
 			elsif ($func =~ /\A\/($float)\z/) {
-				my @range = $1;
-				#TODO log
-				for (my $next = $1; $next < $maxval; $next += $range[0]) {
-					push @range, $next;
+				my @range = my $multiple = my $next = $1;
+				while ($next < $maxval) {
+					$multiple *= 10 if $opt{log};
+					push @range, $next += $multiple;
 				}
 				return @range;
 			}
diff --git a/t/t2258-repeat_markers_--mark=:/1.out b/t/t2258-repeat_markers_--mark=:/1.out
index 369ae19..c23950d 100644
--- a/t/t2258-repeat_markers_--mark=:/1.out
+++ b/t/t2258-repeat_markers_--mark=:/1.out
@@ -6,4 +6,4 @@
 6 ---:---:---:---:----:---:
 7 ---:---:---:---:----:---:---:-
 8 ---:---:---:---:----:---:---:---:-
-9 ---:---:---:---:----:---:---:---:-----
+9 ---:---:---:---:----:---:---:---:----:
diff --git a/t/t2259-log_axis.in b/t/t2259-log_axis.in
new file mode 120000
index 0000000..655505d
--- /dev/null
+++ b/t/t2259-log_axis.in
@@ -0,0 +1 @@
+t1260-powers_of_ten.in
\ No newline at end of file
diff --git a/t/t2259-log_axis_-e_--markers=+/1.out b/t/t2259-log_axis_-e_--markers=+/1.out
new file mode 100644
index 0000000..4cd6f7c
--- /dev/null
+++ b/t/t2259-log_axis_-e_--markers=+/1.out
@@ -0,0 +1,7 @@
+     1 
+    10 ----+-
+   100 ----+-----+
+  1000 ----+-----+----+-
+   1e4 ----+-----+----+-----+
+100000 ----+-----+----+-----+----+-
+   1e6 ----+-----+----+-----+----+-----+
-- 
2.30.0