Minimal implementation of .EX and .EE for GNU compatibility.

Do not use this, it is not portable and only defined in esr's man-ext.
For example, sox(1) wants these macros.

7 files changed, 25 insertions, 3 deletions

diff --git a/man.7 b/man.7
index bb907ad4..f4e2b47d 100644
--- a/man.7
+++ b/man.7
@@ -339,6 +339,18 @@ and
 .Ss \&DT
 Has no effect.
 Included for compatibility.
+.Ss \&EE
+This is a non-standard GNU extension, included only for compatibility.
+In
+.Xr mandoc 1 ,
+it does the same as
+.Sx \&fi .
+.Ss \&EX
+This is a non-standard GNU extension, included only for compatibility.
+In
+.Xr mandoc 1 ,
+it does the same as
+.Sx \&nf .
 .Ss \&HP
 Begin a paragraph whose initial output line is left-justified, but
 subsequent output lines are indented, with the following syntax:
diff --git a/man.c b/man.c
index 51a5f72f..016c2167 100644
--- a/man.c
+++ b/man.c
@@ -40,7 +40,7 @@ const	char *const __man_macronames[MAN_MAX] = {
 	"RI",		"na",		"sp",		"nf",
 	"fi",		"RE",		"RS",		"DT",
 	"UC",		"PD",		"AT",		"in",
-	"ft",		"OP"
+	"ft",		"OP",		"EX",		"EE"
 	};
 
 const	char * const *man_macronames = __man_macronames;
diff --git a/man.h b/man.h
index b6ddea17..91975d41 100644
--- a/man.h
+++ b/man.h
@@ -52,6 +52,8 @@ enum	mant {
 	MAN_in,
 	MAN_ft,
 	MAN_OP,
+	MAN_EX,
+	MAN_EE,
 	MAN_MAX
 };
 
diff --git a/man_html.c b/man_html.c
index edf5bb52..ed801c35 100644
--- a/man_html.c
+++ b/man_html.c
@@ -113,6 +113,8 @@ static	const struct htmlman mans[MAN_MAX] = {
 	{ man_in_pre, NULL }, /* in */
 	{ man_ign_pre, NULL }, /* ft */
 	{ man_OP_pre, NULL }, /* OP */
+	{ man_literal_pre, NULL }, /* EX */
+	{ man_literal_pre, NULL }, /* EE */
 };
 
 /*
@@ -638,7 +640,7 @@ static int
 man_literal_pre(MAN_ARGS)
 {
 
-	if (MAN_nf != n->tok) {
+	if (MAN_fi == n->tok || MAN_EE == n->tok) {
 		print_otag(h, TAG_BR, 0, NULL);
 		mh->fl &= ~MANH_LITERAL;
 	} else
diff --git a/man_macro.c b/man_macro.c
index bc56ae4c..15df0ace 100644
--- a/man_macro.c
+++ b/man_macro.c
@@ -85,6 +85,8 @@ const	struct man_macro __man_macros[MAN_MAX] = {
 	{ in_line_eoln, 0 }, /* in */
 	{ in_line_eoln, 0 }, /* ft */
 	{ in_line_eoln, 0 }, /* OP */
+	{ in_line_eoln, MAN_BSCOPE }, /* EX */
+	{ in_line_eoln, MAN_BSCOPE }, /* EE */
 };
 
 const	struct man_macro * const man_macros = __man_macros;
diff --git a/man_term.c b/man_term.c
index 117e5b37..996e507b 100644
--- a/man_term.c
+++ b/man_term.c
@@ -127,6 +127,8 @@ static	const struct termact termacts[MAN_MAX] = {
 	{ pre_in, NULL, MAN_NOTEXT }, /* in */
 	{ pre_ft, NULL, MAN_NOTEXT }, /* ft */
 	{ pre_OP, NULL, 0 }, /* OP */
+	{ pre_literal, NULL, 0 }, /* EX */
+	{ pre_literal, NULL, 0 }, /* EE */
 };
 
 
@@ -243,7 +245,7 @@ pre_literal(DECL_ARGS)
 
 	term_newln(p);
 
-	if (MAN_nf == n->tok)
+	if (MAN_nf == n->tok || MAN_EX == n->tok)
 		mt->fl |= MANT_LITERAL;
 	else
 		mt->fl &= ~MANT_LITERAL;
diff --git a/man_validate.c b/man_validate.c
index 822c64d2..914f63ee 100644
--- a/man_validate.c
+++ b/man_validate.c
@@ -114,6 +114,8 @@ static	const struct man_valid man_valids[MAN_MAX] = {
 	{ NULL, NULL }, /* in */
 	{ NULL, posts_ft }, /* ft */
 	{ NULL, posts_eq2 }, /* OP */
+	{ NULL, posts_nf }, /* EX */
+	{ NULL, posts_fi }, /* EE */
 };