From 4ea4dffa7b5f9edcd44a043e69c061f748aae2d5 Mon Sep 17 00:00:00 2001 From: Ingo Schwarze Date: Sun, 21 Apr 2019 23:51:21 +0000 Subject: When calling an empty macro, do not clobber existing arguments. Fixing a bug found with the groffer(1) version 1.19 manual page following a report from Jan Stary. --- regress/roff/de/Makefile | 6 +++--- regress/roff/de/empty.in | 18 ++++++++++++++++++ regress/roff/de/empty.out_ascii | 9 +++++++++ 3 files changed, 30 insertions(+), 3 deletions(-) create mode 100644 regress/roff/de/empty.in create mode 100644 regress/roff/de/empty.out_ascii (limited to 'regress') diff --git a/regress/roff/de/Makefile b/regress/roff/de/Makefile index 0d4d203f..a68656ce 100644 --- a/regress/roff/de/Makefile +++ b/regress/roff/de/Makefile @@ -1,7 +1,7 @@ -# $OpenBSD: Makefile,v 1.12 2019/02/06 20:54:28 schwarze Exp $ +# $OpenBSD: Makefile,v 1.13 2019/04/21 23:45:50 schwarze Exp $ -REGRESS_TARGETS = append cond escname factorial indir infinite startde tab -REGRESS_TARGETS += TH Dd +REGRESS_TARGETS = append cond empty escname factorial +REGRESS_TARGETS += indir infinite startde tab TH Dd LINT_TARGETS = escname indir infinite # groff-1.22.4 defect: diff --git a/regress/roff/de/empty.in b/regress/roff/de/empty.in new file mode 100644 index 00000000..decfcb51 --- /dev/null +++ b/regress/roff/de/empty.in @@ -0,0 +1,18 @@ +.\" $OpenBSD: empty.in,v 1.1 2019/04/21 23:45:50 schwarze Exp $ +.Dd $Mdocdate: April 21 2019 $ +.Dt DE-EMPTY 1 +.Os +.Sh NAME +.Nm de-empty +.Nd empty user-defined macro with arguments +.Sh DESCRIPTION +initial text +.de empty +.. +.de real +arg=\\$1 +.empty wrong +arg=\\$1 +.. +.real right +final text diff --git a/regress/roff/de/empty.out_ascii b/regress/roff/de/empty.out_ascii new file mode 100644 index 00000000..1883fd3e --- /dev/null +++ b/regress/roff/de/empty.out_ascii @@ -0,0 +1,9 @@ +DE-EMPTY(1) General Commands Manual DE-EMPTY(1) + +NNAAMMEE + ddee--eemmppttyy - empty user-defined macro with arguments + +DDEESSCCRRIIPPTTIIOONN + initial text arg=right arg=right final text + +OpenBSD April 21, 2019 OpenBSD -- cgit v1.2.3-56-ge451