From a880c5109e25ada2bd5cd8e564cd22a6350934ca Mon Sep 17 00:00:00 2001
From: "Pedro F. Giffuni" <pfg@FreeBSD.org>
Date: Fri, 6 Jul 2012 19:30:50 +0000
Subject: [PATCH] Merge a small update from NetBSD.

Feb 15 21:55:23 2009 - chared.c chared.h
pass lint on _LP64.

MFC after:	1 week
---
 lib/libedit/chared.c | 33 +++++++++++++++------------------
 lib/libedit/chared.h |  4 ++--
 2 files changed, 17 insertions(+), 20 deletions(-)

diff --git a/lib/libedit/chared.c b/lib/libedit/chared.c
index ffaaaa77d0ae..6a4f3f63ad01 100644
--- a/lib/libedit/chared.c
+++ b/lib/libedit/chared.c
@@ -29,7 +29,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	$NetBSD: chared.c,v 1.25 2005/08/08 01:41:30 christos Exp $
+ *	$NetBSD: chared.c,v 1.27 2009/02/15 21:55:23 christos Exp $
  */
 
 #if !defined(lint) && !defined(SCCSID)
@@ -59,12 +59,12 @@ cv_undo(EditLine *el)
 {
 	c_undo_t *vu = &el->el_chared.c_undo;
 	c_redo_t *r = &el->el_chared.c_redo;
-	unsigned int size;
+	size_t size;
 
 	/* Save entire line for undo */
 	size = el->el_line.lastchar - el->el_line.buffer;
 	vu->len = size;
-	vu->cursor = el->el_line.cursor - el->el_line.buffer;
+	vu->cursor = (int)(el->el_line.cursor - el->el_line.buffer);
 	memcpy(vu->buf, el->el_line.buffer, size);
 
 	/* save command info for redo */
@@ -83,7 +83,7 @@ cv_yank(EditLine *el, const char *ptr, int size)
 {
 	c_kill_t *k = &el->el_chared.c_kill;
 
-	memcpy(k->buf, ptr, size +0u);
+	memcpy(k->buf, ptr, (size_t)size);
 	k->last = k->buf + size;
 }
 
@@ -97,7 +97,7 @@ c_insert(EditLine *el, int num)
 	char *cp;
 
 	if (el->el_line.lastchar + num >= el->el_line.limit) {
-		if (!ch_enlargebufs(el, num +0u))
+		if (!ch_enlargebufs(el, (size_t)num))
 			return;		/* can't go past end of buffer */
 	}
 
@@ -118,7 +118,7 @@ c_delafter(EditLine *el, int num)
 {
 
 	if (el->el_line.cursor + num > el->el_line.lastchar)
-		num = el->el_line.lastchar - el->el_line.cursor;
+		num = (int)(el->el_line.lastchar - el->el_line.cursor);
 
 	if (el->el_map.current != el->el_map.emacs) {
 		cv_undo(el);
@@ -159,7 +159,7 @@ c_delbefore(EditLine *el, int num)
 {
 
 	if (el->el_line.cursor - num < el->el_line.buffer)
-		num = el->el_line.cursor - el->el_line.buffer;
+		num = (int)(el->el_line.cursor - el->el_line.buffer);
 
 	if (el->el_map.current != el->el_map.emacs) {
 		cv_undo(el);
@@ -375,7 +375,7 @@ cv_delfini(EditLine *el)
 		/* sanity */
 		return;
 
-	size = el->el_line.cursor - el->el_chared.c_vcmd.pos;
+	size = (int)(el->el_line.cursor - el->el_chared.c_vcmd.pos);
 	if (size == 0)
 		size = 1;
 	el->el_line.cursor = el->el_chared.c_vcmd.pos;
@@ -529,8 +529,7 @@ ch_reset(EditLine *el, int mclear)
 }
 
 private void
-ch__clearmacro(el)
-	EditLine *el;
+ch__clearmacro(EditLine *el)
 {
 	c_macro_t *ma = &el->el_chared.c_macro;
 	while (ma->level >= 0)
@@ -542,9 +541,7 @@ ch__clearmacro(el)
  *	Returns 1 if successful, 0 if not.
  */
 protected int
-ch_enlargebufs(el, addlen)
-	EditLine *el;
-	size_t addlen;
+ch_enlargebufs(EditLine *el, size_t addlen)
 {
 	size_t sz, newsz;
 	char *newbuffer, *oldbuf, *oldkbuf;
@@ -695,12 +692,12 @@ protected int
 c_gets(EditLine *el, char *buf, const char *prompt)
 {
 	char ch;
-	int len;
+	ssize_t len;
 	char *cp = el->el_line.buffer;
 
 	if (prompt) {
 		len = strlen(prompt);
-		memcpy(cp, prompt, len + 0u);
+		memcpy(cp, prompt, (size_t)len);
 		cp += len;
 	}
 	len = 0;
@@ -721,7 +718,7 @@ c_gets(EditLine *el, char *buf, const char *prompt)
 
 		case '\010':	/* Delete and backspace */
 		case '\177':
-			if (len <= 0) {
+			if (len == 0) {
 				len = -1;
 				break;
 			}
@@ -749,7 +746,7 @@ c_gets(EditLine *el, char *buf, const char *prompt)
 	el->el_line.buffer[0] = '\0';
 	el->el_line.lastchar = el->el_line.buffer;
 	el->el_line.cursor = el->el_line.buffer;
-	return len;
+	return (int)len;
 }
 
 
@@ -771,6 +768,6 @@ c_hpos(EditLine *el)
 		     ptr >= el->el_line.buffer && *ptr != '\n';
 		     ptr--)
 			continue;
-		return (el->el_line.cursor - ptr - 1);
+		return (int)(el->el_line.cursor - ptr - 1);
 	}
 }
diff --git a/lib/libedit/chared.h b/lib/libedit/chared.h
index 6636fc7b8610..153fcebb566c 100644
--- a/lib/libedit/chared.h
+++ b/lib/libedit/chared.h
@@ -30,7 +30,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)chared.h	8.1 (Berkeley) 6/4/93
- *	$NetBSD: chared.h,v 1.17 2006/03/06 21:11:56 christos Exp $
+ *	$NetBSD: chared.h,v 1.18 2009/02/15 21:55:23 christos Exp $
  * $FreeBSD$
  */
 
@@ -70,7 +70,7 @@ typedef struct c_macro_t {
  * Undo information for vi - no undo in emacs (yet)
  */
 typedef struct c_undo_t {
-	int	 len;			/* length of saved line */
+	ssize_t	 len;			/* length of saved line */
 	int	 cursor;		/* position of saved cursor */
 	char	*buf;			/* full saved text */
 } c_undo_t;