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authorIngo Schwarze <schwarze@openbsd.org>2022-05-20 13:09:13 +0000
committerIngo Schwarze <schwarze@openbsd.org>2022-05-20 13:09:13 +0000
commit1b20206767c4c7b1861876c71172d99fb14c8113 (patch)
tree89c630de0f5f6a7ffabf2e8dab5d8010265e855d /regress
parent7c21e799709ecf07c1b496962ab547b41f27db7e (diff)
downloadmandoc-1b20206767c4c7b1861876c71172d99fb14c8113.tar.gz
Re-classify the roff(7) \r (reverse line feed) escape sequence
from "ignore" to "unsupported" because when an input file uses it, mandoc(1) is likely to significantly misformat the output, usually showing parts of the output in a different order than the author intended.
Diffstat (limited to 'regress')
-rw-r--r--regress/roff/esc/Makefile11
-rw-r--r--regress/roff/esc/r.in13
-rw-r--r--regress/roff/esc/r.out_ascii11
-rw-r--r--regress/roff/esc/r.out_lint1
4 files changed, 31 insertions, 5 deletions
diff --git a/regress/roff/esc/Makefile b/regress/roff/esc/Makefile
index 111e59bc..bd39e378 100644
--- a/regress/roff/esc/Makefile
+++ b/regress/roff/esc/Makefile
@@ -1,15 +1,16 @@
-# $OpenBSD: Makefile,v 1.20 2022/05/01 16:18:59 schwarze Exp $
+# $OpenBSD: Makefile,v 1.21 2022/05/20 13:06:27 schwarze Exp $
REGRESS_TARGETS = one two multi comment
-REGRESS_TARGETS += B bs_man bs_mdoc c c_man E1 e f h hneg l O1 o p w z
+REGRESS_TARGETS += B bs_man bs_mdoc c c_man E1 e f h hneg l O1 o p r w z
REGRESS_TARGETS += ignore invalid unsupp
HTML_TARGETS = f
-LINT_TARGETS = comment B h l O1 w ignore invalid unsupp
+LINT_TARGETS = comment B h l O1 r w ignore invalid unsupp
-# mandoc defect:
+# mandoc defects:
# - \h with a negative argument replaces output characters
# instead of overstriking them
+# - \r does not return to the previous output line
-SKIP_GROFF = hneg
+SKIP_GROFF = hneg r
.include <bsd.regress.mk>
diff --git a/regress/roff/esc/r.in b/regress/roff/esc/r.in
new file mode 100644
index 00000000..ef8146e4
--- /dev/null
+++ b/regress/roff/esc/r.in
@@ -0,0 +1,13 @@
+.\" $OpenBSD: r.in,v 1.1 2022/05/20 13:06:27 schwarze Exp $
+.Dd $Mdocdate$
+.Dt ESC-R 1
+.Os
+.Sh NAME
+.Nm esc-r
+.Nd the roff reverse line feed escape sequence
+.Sh DESCRIPTION
+.Bd -literal
+first line
+before\rafter
+last line
+.Ed
diff --git a/regress/roff/esc/r.out_ascii b/regress/roff/esc/r.out_ascii
new file mode 100644
index 00000000..83ec9425
--- /dev/null
+++ b/regress/roff/esc/r.out_ascii
@@ -0,0 +1,11 @@
+ESC-R(1) General Commands Manual ESC-R(1)
+
+NNAAMMEE
+ eesscc--rr - the roff reverse line feed escape sequence
+
+DDEESSCCRRIIPPTTIIOONN
+ first line
+ beforeafter
+ last line
+
+OpenBSD May 20, 2022 OpenBSD
diff --git a/regress/roff/esc/r.out_lint b/regress/roff/esc/r.out_lint
new file mode 100644
index 00000000..d86f19ff
--- /dev/null
+++ b/regress/roff/esc/r.out_lint
@@ -0,0 +1 @@
+mandoc: r.in:11:7: UNSUPP: unsupported escape sequence: \r