From b62242eec1f8fb28845c45f19929231db40261fa Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Thu, 9 May 2024 14:30:17 -0300
Subject: src/statusconv: Add working utility

---
 deps.mk        |  1 +
 src/statusconv | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 51 insertions(+)
 create mode 100755 src/statusconv

diff --git a/deps.mk b/deps.mk
index 7dd2086..babcad3 100644
--- a/deps.mk
+++ b/deps.mk
@@ -5,6 +5,7 @@ sources.sh = \
 	src/mkstemp \
 	src/now \
 	src/pre \
+	src/statusconv \
 	src/tempname \
 	src/timestamp \
 	src/uuid \
diff --git a/src/statusconv b/src/statusconv
new file mode 100755
index 0000000..9bc858b
--- /dev/null
+++ b/src/statusconv
@@ -0,0 +1,50 @@
+#!/bin/sh
+set -eu
+
+
+FROM_N=''
+TO_N=''
+for flag in "$@"; do
+	case "$flag" in
+		*[0-9]:*[0-9])
+			X="$(printf '%s' "$flag" | cut -d ':' -f1)"
+			Y="$(printf '%s' "$flag" | cut -d ':' -f2)"
+			FROM_N="$FROM_N $X"
+			TO_N="$TO_N $Y"
+			shift
+			;;
+		*)
+			break
+			;;
+	esac
+done
+
+
+if [ "$1" = '--' ]; then
+	shift
+fi
+
+STATUS=0
+"$@" || STATUS=$?
+
+FOUND=false
+I=-1
+for from in $FROM_N; do
+	I=$((I + 1))
+	if [ "$from" = "$STATUS" ]; then
+		FOUND=true
+		break
+	fi
+done
+
+if [ "$FOUND" = false ]; then
+	exit "$STATUS"
+fi
+
+J=-1
+for to in $TO_N; do
+	J=$((J + 1))
+	if [ "$J" = "$I" ]; then
+		exit "$to"
+	fi
+done
-- 
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