From c12b72801f0a71511a152e0d5deb11c84e8e9fa4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20Ankarstr=C3=B6m?= <john@ankarstrom.se>
Date: Tue, 20 Jul 2021 02:24:01 +0200
Subject: Rename %?? to %xx

---
 example.t |  2 +-
 refs.lex  | 38 +++++++++++++++++++-------------------
 2 files changed, 20 insertions(+), 20 deletions(-)

diff --git a/example.t b/example.t
index 1cf8730..98b4340 100644
--- a/example.t
+++ b/example.t
@@ -19,7 +19,7 @@ References
 %tr	Edward Stankiewicz
 %ci	Bloomington
 %pu	Indiana University Press
-%??	Extra information
+%xx	Extra information
 .XP
 %au	Lesk, M. E.
 %ti	Some Applications of Inverted Indexes on the UNIX System
diff --git a/refs.lex b/refs.lex
index b78fa4b..645a2aa 100644
--- a/refs.lex
+++ b/refs.lex
@@ -18,22 +18,22 @@
 
 	struct entry {
 		int a; /* Number of authors. */
-		char au[MAX][MAX];
-		char ad[MAX];
-		char al[MAX];
-		char bo[MAX];
-		char ci[MAX];
-		char da[MAX];
-		char ed[MAX];
-		char jo[MAX];
-		char no[MAX]; /* TODO */
-		char pp[MAX];
-		char pu[MAX];
-		char se[MAX]; /* TODO */
-		char ti[MAX];
-		char tr[MAX];
-		char vo[MAX];
-		char QQ[MAX];
+		char au[MAX][MAX];	/* author */
+		char ad[MAX];		/* internet address */
+		char al[MAX];		/* TODO: alternative author name */
+		char bo[MAX];		/* book */
+		char ci[MAX];		/* city */
+		char da[MAX];		/* date (year) */
+		char ed[MAX];		/* editor */
+		char jo[MAX];		/* journal */
+		char no[MAX];		/* TODO: issue number */
+		char pp[MAX];		/* pages */
+		char pu[MAX];		/* publisher */
+		char se[MAX];		/* TODO: series */
+		char ti[MAX];		/* title */
+		char tr[MAX];		/* translator */
+		char vo[MAX];		/* volume */
+		char xx[MAX];		/* extra information */
 	} e;
 
 %s ENTRY
@@ -76,7 +76,7 @@ field(char *t)
 	AS("ti",e.ti);
 	AS("tr",e.tr);
 	AS("vo",e.vo);
-	AS("??",e.QQ);
+	AS("xx",e.xx);
 
 	fprintf(stderr, "%s: unrecognized field %%%.2s\n", name, t);
 	exit(1);
@@ -121,7 +121,7 @@ entry()
 	(pf("%: %.\n", e.ci, e.pu) || pf("%.\n", e.pu));
 
 	/* Print other information. */
-	pf("%.\n", e.QQ);
+	pf("%.\n", e.xx);
 
 	/* Print internet address. */
 	pf(AVAIL"%\n", e.ad);
@@ -143,7 +143,7 @@ entry()
 	CL(e.ti);
 	CL(e.tr);
 	CL(e.vo);
-	CL(e.QQ);
+	CL(e.xx);
 }
 
 /* Print formatted text if given strings are non-empty. */
-- 
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