From 59f34fe49527fc697bd86145aa974076c83eb404 Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Sat, 26 Jun 2021 21:48:18 -0300
Subject: aux/: Update, adapt Makefile accordingly

---
 aux/workflow/commonmark.sh | 60 +++++++++++++++++++++++++++++++++++-----------
 1 file changed, 46 insertions(+), 14 deletions(-)

(limited to 'aux/workflow/commonmark.sh')

diff --git a/aux/workflow/commonmark.sh b/aux/workflow/commonmark.sh
index 7267145..2333f5d 100755
--- a/aux/workflow/commonmark.sh
+++ b/aux/workflow/commonmark.sh
@@ -1,19 +1,51 @@
 #!/bin/sh
 set -eu
 
-PROJECT_UC="$1"
-F="$2"
-OUTDIR="$3"
-OUT="${4:-${F%.*}.html}"
+while getopts 'N:o:r:w:' flag; do
+	case "$flag" in
+		N)
+			PROJECT_UC="$OPTARG"
+			;;
+		o)
+			OUTDIR="$OPTARG"
+			;;
+		r)
+			IN_FILE="$OPTARG"
+			;;
+		w)
+			OUT_FILE="$OPTARG"
+			;;
+		*)
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+assert_arg() {
+	if [ -z "$1" ]; then
+		echo "Missing $2" >&2
+		exit 2
+	fi
+}
+
+assert_arg "${PROJECT_UC:-}" '-N PROJECT_UC'
+assert_arg "${OUTDIR:-}"     '-o OUTDIR'
+assert_arg "${IN_FILE:-}"    '-i IN_FILE'
+
+if [ -z "${OUT_FILE:-}" ]; then
+	OUT_FILE="${IN_FILE%.md}.html"
+fi
+
 
 pandoc \
-	--toc                                    \
-	--highlight-style pygments               \
-	--toc-depth=2                            \
-	-s                                       \
-	--metadata title="$PROJECT_UC - ${F%.*}" \
-	--metadata lang=en                       \
-	-r commonmark                            \
-	-w html                                  \
-	-H aux/workflow/favicon.html             \
-	< "$F" > "$OUTDIR/$OUT"
+	--toc                                           \
+	--highlight-style pygments                      \
+	--toc-depth=2                                   \
+	-s                                              \
+	--metadata title="$PROJECT_UC - ${IN_FILE%.md}" \
+	--metadata lang=en                              \
+	-r commonmark                                   \
+	-w html                                         \
+	-H aux/workflow/favicon.html                    \
+	< "$IN_FILE" > "$OUTDIR/$OUT_FILE"
-- 
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