Finally port the OpenBSD regression suite.

Both kristaps@ and wiz@ repeated asked for this,
literally for years.

8 files changed, 126 insertions, 0 deletions

diff --git a/regress/mdoc/Op/Makefile b/regress/mdoc/Op/Makefile
new file mode 100644
index 00000000..ab934a4e
--- /dev/null
+++ b/regress/mdoc/Op/Makefile
@@ -0,0 +1,9 @@
+# $OpenBSD: Makefile,v 1.3 2014/07/02 11:42:56 schwarze Exp $
+
+REGRESS_TARGETS	= break broken punct
+LINT_TARGETS	= break broken
+
+SKIP_GROFF	= break
+SKIP_ASCII	= break
+
+.include <bsd.regress.mk>
diff --git a/regress/mdoc/Op/break.in b/regress/mdoc/Op/break.in
new file mode 100644
index 00000000..5ca7ffe2
--- /dev/null
+++ b/regress/mdoc/Op/break.in
@@ -0,0 +1,29 @@
+.Dd July 2, 2014
+.Dt OP-BREAK 1
+.Os OpenBSD
+.Sh NAME
+.Nm Op-break
+.Nd partial explicit block broken by partial implicit block
+.Sh DESCRIPTION
+before both
+.Op inside first Do inside both
+inside second
+.Dc
+after both
+.Pp
+0
+.Op 1 Op 12 Do 123
+3
+.Dc
+0
+.\" The following does not work yet:
+.ig
+.Pp
+0
+.Op 1 Op 12 Do 123 Do 1234
+34
+.Dc
+4
+.Dc
+0
+..
diff --git a/regress/mdoc/Op/break.out_lint b/regress/mdoc/Op/break.out_lint
new file mode 100644
index 00000000..49c0fd12
--- /dev/null
+++ b/regress/mdoc/Op/break.out_lint
@@ -0,0 +1,3 @@
+mandoc: break.in:9:2: WARNING: blocks badly nested: Op breaks Do
+mandoc: break.in:15:7: WARNING: blocks badly nested: Op breaks Do
+mandoc: break.in:15:2: WARNING: blocks badly nested: Op breaks Do
diff --git a/regress/mdoc/Op/broken.in b/regress/mdoc/Op/broken.in
new file mode 100644
index 00000000..43574317
--- /dev/null
+++ b/regress/mdoc/Op/broken.in
@@ -0,0 +1,24 @@
+.Dd July 2, 2014
+.Dt OP-BROKEN 1
+.Os OpenBSD
+.Sh NAME
+.Nm Op-broken
+.Nd partial implicit block broken by partial explicit block
+.Sh DESCRIPTION
+before both
+.Do inside first
+.Op inside both Dc inside second
+after both
+.Pp
+0
+.Do 1
+.Op 12 Op 123 Dc 23
+0
+.\" The following does not work yet, see mdoc_macro.c rev. 1.47.
+.ig
+.Pp
+0
+.Do 1 Do 12
+.Op 123 Op 1234 Dc 134 Dc 34
+0
+..
diff --git a/regress/mdoc/Op/broken.out_ascii b/regress/mdoc/Op/broken.out_ascii
new file mode 100644
index 00000000..f9641277
--- /dev/null
+++ b/regress/mdoc/Op/broken.out_ascii
@@ -0,0 +1,11 @@
+OP-BROKEN(1)                General Commands Manual               OP-BROKEN(1)
+
+NNAAMMEE
+     OOpp--bbrrookkeenn - partial implicit block broken by partial explicit block
+
+DDEESSCCRRIIPPTTIIOONN
+     before both ``inside first [inside both'' inside second] after both
+
+     0 ``1 [12 [123'' 23]] 0
+
+OpenBSD                          July 2, 2014                          OpenBSD
diff --git a/regress/mdoc/Op/broken.out_lint b/regress/mdoc/Op/broken.out_lint
new file mode 100644
index 00000000..f82e1bda
--- /dev/null
+++ b/regress/mdoc/Op/broken.out_lint
@@ -0,0 +1,2 @@
+mandoc: broken.in:10:17: WARNING: blocks badly nested: Do breaks Op
+mandoc: broken.in:15:15: WARNING: blocks badly nested: Do breaks Op
diff --git a/regress/mdoc/Op/punct.in b/regress/mdoc/Op/punct.in
new file mode 100644
index 00000000..02a25c9c
--- /dev/null
+++ b/regress/mdoc/Op/punct.in
@@ -0,0 +1,31 @@
+.Dd June 24, 2011
+.Dt OP-PUNCT 1
+.Os OpenBSD
+.Sh NAME
+.Nm Op-punct
+.Nd punctuation handling by the Op macro
+.Sh DESCRIPTION
+at the beginning:
+.Op ( z
+.Op | z
+.Op . z
+.Pp
+in the middle:
+.Op a ( z
+.Op a | z
+.Op a . z
+.Pp
+at the end:
+.Op a (
+.Op a |
+.Op a .
+.Pp
+punctuation only:
+.Op (
+.Op |
+.Op .
+.Pp
+more than one:
+.Op ( (
+.Op | |
+.Op . .
diff --git a/regress/mdoc/Op/punct.out_ascii b/regress/mdoc/Op/punct.out_ascii
new file mode 100644
index 00000000..53251b52
--- /dev/null
+++ b/regress/mdoc/Op/punct.out_ascii
@@ -0,0 +1,17 @@
+OP-PUNCT(1)                 General Commands Manual                OP-PUNCT(1)
+
+NNAAMMEE
+     OOpp--ppuunncctt - punctuation handling by the Op macro
+
+DDEESSCCRRIIPPTTIIOONN
+     at the beginning: ([z] [| z] [. z]
+
+     in the middle: [a (z] [a | z] [a. z]
+
+     at the end: [a (] [a |] [a].
+
+     punctuation only: ([] [|] [].
+
+     more than one: (([] [| |] []..
+
+OpenBSD                          June 24, 2011                         OpenBSD