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authorKristaps Dzonsons <kristaps@bsd.lv>2009-07-24 12:47:35 +0000
committerKristaps Dzonsons <kristaps@bsd.lv>2009-07-24 12:47:35 +0000
commit0a7168f35ea81e7d33274eca44e286e13900f487 (patch)
treeb652ccfb49b2e3ea10aa4fae35d68c3f6ddfd8c1
parentb7bd09220f5261b8ac0512aa2d7f046cedba9040 (diff)
downloadmandoc-0a7168f35ea81e7d33274eca44e286e13900f487.tar.gz
Full support for `An -split/-nosplit'. Compat documented.
-rw-r--r--mdoc.710
-rw-r--r--mdoc_term.c63
-rw-r--r--term.h3
3 files changed, 75 insertions, 1 deletions
diff --git a/mdoc.7 b/mdoc.7
index 36347216..6a3f005f 100644
--- a/mdoc.7
+++ b/mdoc.7
@@ -456,6 +456,16 @@ file re-write
.Bl -dash -compact
.\" LIST-ITEM
.It
+The
+.Sq \-split
+or
+.Sq \-nosplit
+argument to
+.Sq \&An
+applies to the whole document, not just to the current section as it
+does in groff.
+.\" LIST-ITEM
+.It
In quoted literals, groff allowed pair-wise double-quotes to produce a
standalone double-quote in formatted output. This idiosyncratic
behaviour is no longer applicable.
diff --git a/mdoc_term.c b/mdoc_term.c
index 1b43e877..f3e00a1f 100644
--- a/mdoc_term.c
+++ b/mdoc_term.c
@@ -98,6 +98,7 @@ struct termact {
};
static void termp____post(DECL_ARGS);
+static void termp_an_post(DECL_ARGS);
static void termp_aq_post(DECL_ARGS);
static void termp_bd_post(DECL_ARGS);
static void termp_bl_post(DECL_ARGS);
@@ -124,6 +125,7 @@ static void termp_vt_post(DECL_ARGS);
static int termp__j_pre(DECL_ARGS);
static int termp__t_pre(DECL_ARGS);
+static int termp_an_pre(DECL_ARGS);
static int termp_ap_pre(DECL_ARGS);
static int termp_aq_pre(DECL_ARGS);
static int termp_ar_pre(DECL_ARGS);
@@ -191,7 +193,7 @@ static const struct termact termacts[MDOC_MAX] = {
{ NULL, NULL }, /* El */
{ termp_it_pre, termp_it_post }, /* It */
{ NULL, NULL }, /* Ad */
- { NULL, NULL }, /* An */
+ { termp_an_pre, termp_an_post }, /* An */
{ termp_ar_pre, NULL }, /* Ar */
{ termp_cd_pre, NULL }, /* Cd */
{ termp_cm_pre, NULL }, /* Cm */
@@ -1130,6 +1132,65 @@ termp_fl_pre(DECL_ARGS)
/* ARGSUSED */
static int
+termp_an_pre(DECL_ARGS)
+{
+
+ if (NULL == node->child)
+ return(1);
+
+ /*
+ * XXX: this is poorly documented. If not in the AUTHORS
+ * section, `An -split' will cause newlines to occur before the
+ * author name. If in the AUTHORS section, by default, the
+ * first `An' invocation is nosplit, then all subsequent ones,
+ * regardless of whether interspersed with other macros/text,
+ * are split. -split, in this case, will override the condition
+ * of the implied first -nosplit.
+ */
+
+ if (node->sec == SEC_AUTHORS) {
+ if ( ! (TERMP_ANPREC & p->flags)) {
+ if (TERMP_SPLIT & p->flags)
+ term_newln(p);
+ return(1);
+ }
+ if (TERMP_NOSPLIT & p->flags)
+ return(1);
+ term_newln(p);
+ return(1);
+ }
+
+ if (TERMP_SPLIT & p->flags)
+ term_newln(p);
+
+ return(1);
+}
+
+
+/* ARGSUSED */
+static void
+termp_an_post(DECL_ARGS)
+{
+
+ if (node->child) {
+ if (SEC_AUTHORS == node->sec)
+ p->flags |= TERMP_ANPREC;
+ return;
+ }
+
+ if (arg_getattr(MDOC_Split, node) > -1) {
+ p->flags &= ~TERMP_NOSPLIT;
+ p->flags |= TERMP_SPLIT;
+ } else {
+ p->flags &= ~TERMP_SPLIT;
+ p->flags |= TERMP_NOSPLIT;
+ }
+
+}
+
+
+/* ARGSUSED */
+static int
termp_ar_pre(DECL_ARGS)
{
diff --git a/term.h b/term.h
index e9dc70d4..614cd148 100644
--- a/term.h
+++ b/term.h
@@ -48,6 +48,9 @@ struct termp {
#define TERMP_DANGLE (1 << 8) /* See term_flushln(). */
#define TERMP_HANG (1 << 9) /* See term_flushln(). */
#define TERMP_TWOSPACE (1 << 10) /* See term_flushln(). */
+#define TERMP_NOSPLIT (1 << 11) /* See termp_an_pre/post(). */
+#define TERMP_SPLIT (1 << 12) /* See termp_an_pre/post(). */
+#define TERMP_ANPREC (1 << 13) /* See termp_an_pre(). */
char *buf; /* Output buffer. */
enum termenc enc; /* Type of encoding. */
void *symtab; /* Encoded-symbol table. */