From 7e10776abfa4aa4a4f8d96ae89232f05da60c3ff Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Thu, 27 Dec 2018 01:37:25 -0500
Subject: tools/shman.sh: Support a @purity command

---
(limited to 'tools')

diff --git a/tools/shman.sh b/tools/shman.sh
index 70c202f..9334a49 100644
--- a/tools/shman.sh
+++ b/tools/shman.sh
@@ -86,6 +86,7 @@ gen_doc_func()
 	local first_opd=true
 	local sect_opds=
 	local sect_ret=
+	local sect_pure=
 
 	sect_name=".SH NAME${LF}${sym}"
 	while read -r cmd args; do
@@ -126,13 +127,17 @@ gen_doc_func()
 			'return')
 				sect_ret=".SH RETURN VALUE${LF}${args}"
 				;;
+			'purity')
+				sect_pure=".SH SUBSHELL SAFETY AND SIDE EFFECTS"
+				sect_pure="${sect_pure}${LF}${args}"
+				;;
 		esac
 	done <<-EOF
 		${doc}
 		EOF
 
 	printf '%s\n\n' "${sect_name}" "${sect_desc}" \
-		"${sect_opts}" "${sect_opds}" "${sect_ret}"
+		"${sect_opts}" "${sect_opds}" "${sect_ret}" "${sect_pure}"
 }
 
 gen_doc()
--
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