From b9ba76e22180aaf1a3c848c74e4019727f7375ec Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Thu, 9 Nov 2023 14:41:55 -0500
Subject: Move mermaid server-side copying into its own script.

---
 bin/build_html      | 20 ++------------------
 bin/mermaid_cvt_svg | 24 ++++++++++++++++++++++++
 2 files changed, 26 insertions(+), 18 deletions(-)
 create mode 100755 bin/mermaid_cvt_svg

(limited to 'bin')

diff --git a/bin/build_html b/bin/build_html
index 43d2f01..533e17c 100755
--- a/bin/build_html
+++ b/bin/build_html
@@ -3,7 +3,6 @@
 set -e -u -o pipefail -x
 
 : ${MDBOOK:=mdbook}
-: ${MMDC:=mmdc}
 
 TOPLEVEL=$(realpath $(dirname "$0"))/..
 cd "${TOPLEVEL}"
@@ -11,24 +10,9 @@ cd "${TOPLEVEL}"
 
 ./bin/make_redirects
 
-# We can't use mktemp here, since we need the actual
-# path in build.html
-TMPDIR="${TOPLEVEL}/tmp_mermaid/"
-rm -rf "$TMPDIR"
-mkdir -p "${TOPLEVEL}/tmp_mermaid/"
-trap 'rm -rf ${TOPLEVEL}/tmp_mermaid' 0
+./bin/mermaid_cvt_svg
 
-# We make a mirror of the specs, since we will need to make changes to them.
-cp -rl spec ./tmp_mermaid/spec
-# We use mermaid-cli to extract the mermaid from any file containing it,
-# and generate a new version that uses svg instead.
-for fname in $(find ./tmp_mermaid -name "*.md") ; do
-    if grep '^```mermaid' $fname; then
-	ORIG="${fname%.md}.__orig.md"
-	mv $fname $ORIG
-	$MMDC -i $ORIG -o $fname
-    fi
-done
+trap 'rm -rf ${TOPLEVEL}/tmp_mermaid' 0
 
 cd "${TOPLEVEL}/mdbook/spec"
 $MDBOOK build
diff --git a/bin/mermaid_cvt_svg b/bin/mermaid_cvt_svg
new file mode 100755
index 0000000..11aa596
--- /dev/null
+++ b/bin/mermaid_cvt_svg
@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+set -e -u -o pipefail -x
+
+TOPLEVEL=$(realpath $(dirname "$0"))/..
+: ${MMDC:=mmdc}
+
+# We can't use mktemp here, since we need the actual
+# path in build.html
+TMPDIR="${TOPLEVEL}/tmp_mermaid/"
+rm -rf "$TMPDIR"
+mkdir -p "${TOPLEVEL}/tmp_mermaid/"
+
+# We make a mirror of the specs, since we will need to make changes to them.
+cp -rl spec ./tmp_mermaid/spec
+# We use mermaid-cli to extract the mermaid from any file containing it,
+# and generate a new version that uses svg instead.
+for fname in $(find ./tmp_mermaid -name "*.md") ; do
+    if grep '^```mermaid' $fname; then
+	ORIG="${fname%.md}.__orig.md"
+	mv $fname $ORIG
+	$MMDC -i $ORIG -o $fname
+    fi
+done
-- 
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