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-rw-r--r--makewhatis.c23
1 files changed, 22 insertions, 1 deletions
diff --git a/makewhatis.c b/makewhatis.c
index 92b535a3..b51a61c4 100644
--- a/makewhatis.c
+++ b/makewhatis.c
@@ -54,6 +54,7 @@
#define TYPE_AUTHOR 0x40
#define TYPE_CONFIG 0x80
#define TYPE_DESC 0x100
+#define TYPE_XREF 0x200
/* Buffer for storing growable data. */
@@ -90,6 +91,7 @@ static void pmdoc_Nd(MDOC_ARGS);
static void pmdoc_Nm(MDOC_ARGS);
static void pmdoc_St(MDOC_ARGS);
static void pmdoc_Vt(MDOC_ARGS);
+static void pmdoc_Xr(MDOC_ARGS);
static void usage(void);
typedef void (*pmdoc_nf)(MDOC_ARGS);
@@ -135,7 +137,7 @@ static const pmdoc_nf mdocs[MDOC_MAX] = {
pmdoc_St, /* St */
pmdoc_Vt, /* Va */
pmdoc_Vt, /* Vt */
- NULL, /* Xr */
+ pmdoc_Xr, /* Xr */
NULL, /* %A */
NULL, /* %B */
NULL, /* %D */
@@ -652,6 +654,25 @@ pmdoc_St(MDOC_ARGS)
/* ARGSUSED */
static void
+pmdoc_Xr(MDOC_ARGS)
+{
+
+ if (NULL == (n = n->child))
+ return;
+
+ buf_appendb(buf, n->string, strlen(n->string));
+
+ if (NULL != (n = n->next)) {
+ buf_appendb(buf, ".", 1);
+ buf_appendb(buf, n->string, strlen(n->string) + 1);
+ } else
+ buf_appendb(buf, ".", 2);
+
+ hash_put(hash, buf, TYPE_XREF);
+}
+
+/* ARGSUSED */
+static void
pmdoc_Vt(MDOC_ARGS)
{
const char *start;