From cf99cc234d1b0b0a55ae83c06eacdf7ba1e973c6 Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Wed, 13 Nov 2019 17:33:15 +0100
Subject: Makefile: factor out jq script for roff generation.

---
 Makefile      | 27 +--------------------------
 pandoc2man.jq | 28 ++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 26 deletions(-)
 create mode 100755 pandoc2man.jq

diff --git a/Makefile b/Makefile
index fdfb717..b232602 100644
--- a/Makefile
+++ b/Makefile
@@ -5,32 +5,7 @@ manual: $(MANUALS)
 
 # upper case the headers and remove the links
 $(MANUALS): %: %.md
-	@pandoc -f markdown -t json -- "$<" | \
-	jq "                                                                        \
-	    def fixheaders:                                                         \
-	        if .t == \"Header\" then                                            \
-	            .c[2][] |= (if .t == \"Str\" then .c |= ascii_upcase else . end)\
-	        else                                                                \
-	            .                                                               \
-	        end;                                                                \
-	    def fixlinks:                                                           \
-	        if type == \"object\" then                                          \
-	            if .t == \"Link\" then                                          \
-	                if .c[2][0][0:7] == \"mailto:\" then . else .c[1][] end     \
-	            else                                                            \
-	                map_values(fixlinks)                                        \
-	            end                                                             \
-	        else if type == \"array\" then                                      \
-	                map(fixlinks)                                               \
-	            else                                                            \
-	                .                                                           \
-	            end                                                             \
-	        end;                                                                \
-	    { \"pandoc-api-version\"                                                \
-	    , meta                                                                  \
-	    , blocks: .blocks | map(fixheaders) | map(fixlinks)                     \
-	    }" | \
-	pandoc -s -f json -t man+smart -o "$@"
+	pandoc -f markdown -t json -- "$<" | ./pandoc2man.jq | pandoc -s -f json -t man+smart -o "$@"
 
 test:
 	@./tests/run-all
diff --git a/pandoc2man.jq b/pandoc2man.jq
new file mode 100755
index 0000000..69802a5
--- /dev/null
+++ b/pandoc2man.jq
@@ -0,0 +1,28 @@
+#!/usr/bin/jq -f
+
+def fixheaders:
+    if .t == "Header" then
+        .c[2][] |= (if .t == "Str" then .c |= ascii_upcase else . end)
+    else
+        .
+    end;
+
+def fixlinks:
+    if type == "object" then
+        if .t == "Link" then
+            if .c[2][0][0:7] == "mailto:" then . else .c[1][] end
+        else
+            map_values(fixlinks)
+        end
+    else if type == "array" then
+            map(fixlinks)
+        else
+            .
+        end
+    end;
+
+{
+    "pandoc-api-version"
+  , meta
+  , blocks: .blocks | map(fixheaders | fixlinks)
+}
-- 
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