1 files changed, 85 insertions, 0 deletions
diff --git a/contrib/nvi/perl_api/perlsfio.c b/contrib/nvi/perl_api/perlsfio.c
new file mode 100644
index 0000000..20ff477
--- /dev/null
+++ b/contrib/nvi/perl_api/perlsfio.c
@@ -0,0 +1,85 @@
+/*-
+ * Copyright (c) 1996
+ *	Keith Bostic.  All rights reserved.
+ * Copyright (c) 1996
+ *	Sven Verdoolaege. All rights reserved.
+ *
+ * See the LICENSE file for redistribution information.
+ */
+
+#include "config.h"
+
+#ifndef lint
+static const char sccsid[] = "@(#)perlsfio.c	8.1 (Berkeley) 9/24/96";
+#endif /* not lint */
+
+#include <sys/types.h>
+#include <sys/queue.h>
+#include <sys/time.h>
+
+#include <bitstring.h>
+#include <ctype.h>
+#include <limits.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <termios.h>
+#include <unistd.h>
+
+#include "../common/common.h"
+
+#include <EXTERN.h>
+#include <perl.h>
+#include <XSUB.h>
+
+#include "perl_extern.h"
+
+/*
+ * PUBLIC: #ifdef USE_SFIO
+ */
+#ifdef USE_SFIO
+
+#define NIL(type)       ((type)0)
+
+static int
+sfnviwrite(f, buf, n, disc)
+Sfio_t* f;      /* stream involved */
+char*           buf;    /* buffer to read into */
+int             n;      /* number of bytes to read */
+Sfdisc_t*       disc;   /* discipline */        
+{
+	SCR *scrp;
+
+	scrp = (SCR *)SvIV((SV*)SvRV(perl_get_sv("curscr", FALSE)));
+	msgq(scrp, M_INFO, "%.*s", n, buf);
+	return n;
+}
+
+/*
+ * sfdcnewnvi --
+ *	Create nvi discipline
+ *
+ * PUBLIC: Sfdisc_t* sfdcnewnvi __P((SCR*));
+ */
+
+Sfdisc_t *
+sfdcnewnvi(scrp)
+	SCR *scrp;
+{
+	Sfdisc_t*   disc;
+
+	MALLOC(scrp, disc, Sfdisc_t*, sizeof(Sfdisc_t));
+	if (!disc) return disc;
+
+	disc->readf = (Sfread_f)NULL;
+	disc->writef = sfnviwrite;
+	disc->seekf = (Sfseek_f)NULL;
+	disc->exceptf = (Sfexcept_f)NULL;
+	return disc;
+}
+
+/*
+ * PUBLIC: #endif
+ */
+#endif /* USE_SFIO */