From 8bc62e51ad5d2c2b426144a69fdaf2353a018738 Mon Sep 17 00:00:00 2001
From: la-ninpre <aaoth@aaoth.xyz>
Date: Thu, 4 Dec 2025 17:38:24 +0300
Subject: lib/inc.awk: refactor so that it works in all awks

sadly, the one true awk and openbsd awk don't support nested arrays,
had to twist everything here.
---
 lib/inc.awk | 27 ++++++++++++++++-----------
 1 file changed, 16 insertions(+), 11 deletions(-)

diff --git a/lib/inc.awk b/lib/inc.awk
index b6978bc..309640d 100644
--- a/lib/inc.awk
+++ b/lib/inc.awk
@@ -1,10 +1,10 @@
 # usage: awk -f inc.awk *.html
 
 function nodot(name) {
-		if(name ~ /^\.\//){
-			name=substr(name,3);
-		}
-		return name;
+	if(name ~ /^\.\//){
+		name=substr(name,3);
+	}
+	return name;
 }
 
 BEGIN {
@@ -23,7 +23,7 @@ BEGIN {
 /<a href=/ {
 	if(match($0, /<a href="[a-zA-Z0-9].*\.html">/)){
 		l=substr($0,RSTART+9,RLENGTH-9-2);
-		incoming[l][nodot(FILENAME)]=1;
+		incoming[l,nodot(FILENAME)]=1;
 		if(!(l in files)) {
 			printf("warning: redlink '%s' in '%s'\n", l, nodot(FILENAME));
 		}
@@ -31,13 +31,18 @@ BEGIN {
 }
 
 END {
-	for(f in incoming){
-		split(f,fbase,".");
+	for(kv in incoming){
+		split(kv,f,SUBSEP);
+		split(f[1],fbase,".");
 		fname=fbase[1] "-inc.htm";
-		print "<ul>" > fname;
-		for(l in incoming[f]) {
-			printf("\t<li><a href=\"%s\">%s</a></li>\n",l,title[l]) >> fname;
+		if(lastname!=fname){
+			if(lastname!=""){
+				printf "</ul>\n" >> lastname;
+			}
+			lastname=fname;
+			print "<ul>" > fname;
 		}
-		printf "</ul>\n" >> fname;
+		printf("\t<li><a href=\"%s\">%s</a></li>\n",f[2],title[f[2]]) >> fname;
 	}
+	printf "</ul>\n" >> lastname;
 }
-- 
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