Author: bapt
Date: Mon May 18 22:03:05 2015
New Revision: 283084
URL: https://svnweb.freebsd.org/changeset/base/283084

Log:
  Synchronize libedit with NetBSD
  
  It incorporates and fixes our patches to get el_gets return the proper count 
of
  characters in unicode mode.

Modified:
  head/lib/libedit/chartype.c
  head/lib/libedit/chartype.h
  head/lib/libedit/edit/readline/readline.h
  head/lib/libedit/el.c
  head/lib/libedit/eln.c
  head/lib/libedit/map.c
  head/lib/libedit/readline.c
  head/lib/libedit/tty.c

Modified: head/lib/libedit/chartype.c
==============================================================================
--- head/lib/libedit/chartype.c Mon May 18 21:27:46 2015        (r283083)
+++ head/lib/libedit/chartype.c Mon May 18 22:03:05 2015        (r283084)
@@ -1,4 +1,4 @@
-/*     $NetBSD: chartype.c,v 1.10 2011/08/16 16:25:15 christos Exp $   */
+/*     $NetBSD: chartype.c,v 1.12 2015/02/22 02:16:19 christos Exp $   */
 
 /*-
  * Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -31,7 +31,7 @@
  */
 #include "config.h"
 #if !defined(lint) && !defined(SCCSID)
-__RCSID("$NetBSD: chartype.c,v 1.10 2011/08/16 16:25:15 christos Exp $");
+__RCSID("$NetBSD: chartype.c,v 1.12 2015/02/22 02:16:19 christos Exp $");
 #endif /* not lint && not SCCSID */
 #include <sys/cdefs.h>
 __FBSDID("$FreeBSD$");
@@ -42,31 +42,46 @@ __FBSDID("$FreeBSD$");
 #define CT_BUFSIZ ((size_t)1024)
 
 #ifdef WIDECHAR
-protected void
-ct_conv_buff_resize(ct_buffer_t *conv, size_t mincsize, size_t minwsize)
+protected int
+ct_conv_cbuff_resize(ct_buffer_t *conv, size_t csize)
 {
        void *p;
-       if (mincsize > conv->csize) {
-               conv->csize = mincsize;
-               p = el_realloc(conv->cbuff, conv->csize * sizeof(*conv->cbuff));
-               if (p == NULL) {
-                       conv->csize = 0;
-                       el_free(conv->cbuff);
-                       conv->cbuff = NULL;
-               } else 
-                       conv->cbuff = p;
+
+       if (csize <= conv->csize)
+               return 0;
+
+       conv->csize = csize;
+
+       p = el_realloc(conv->cbuff, conv->csize * sizeof(*conv->cbuff));
+       if (p == NULL) {
+               conv->csize = 0;
+               el_free(conv->cbuff);
+               conv->cbuff = NULL;
+               return -1;
        }
+       conv->cbuff = p;
+       return 0;
+}
 
-       if (minwsize > conv->wsize) {
-               conv->wsize = minwsize;
-               p = el_realloc(conv->wbuff, conv->wsize * sizeof(*conv->wbuff));
-               if (p == NULL) {
-                       conv->wsize = 0;
-                       el_free(conv->wbuff);
-                       conv->wbuff = NULL;
-               } else
-                       conv->wbuff = p;
+protected int
+ct_conv_wbuff_resize(ct_buffer_t *conv, size_t wsize)
+{
+       void *p;
+
+       if (wsize <= conv->wsize) 
+               return 0;
+
+       conv->wsize = wsize;
+
+       p = el_realloc(conv->wbuff, conv->wsize * sizeof(*conv->wbuff));
+       if (p == NULL) {
+               conv->wsize = 0;
+               el_free(conv->wbuff);
+               conv->wbuff = NULL;
+               return -1;
        }
+       conv->wbuff = p;
+       return 0;
 }
 
 
@@ -74,26 +89,22 @@ public char *
 ct_encode_string(const Char *s, ct_buffer_t *conv)
 {
        char *dst;
-       ssize_t used = 0;
+       ssize_t used;
 
        if (!s)
                return NULL;
-       if (!conv->cbuff)
-               ct_conv_buff_resize(conv, CT_BUFSIZ, (size_t)0);
-       if (!conv->cbuff)
-               return NULL;
 
        dst = conv->cbuff;
-       while (*s) {
-               used = (ssize_t)(conv->csize - (size_t)(dst - conv->cbuff));
-               if (used < 5) {
-                       used = dst - conv->cbuff;
-                       ct_conv_buff_resize(conv, conv->csize + CT_BUFSIZ,
-                           (size_t)0);
-                       if (!conv->cbuff)
+       for (;;) {
+               used = (ssize_t)(dst - conv->cbuff);
+               if ((conv->csize - (size_t)used) < 5) {
+                       if (ct_conv_cbuff_resize(conv,
+                           conv->csize + CT_BUFSIZ) == -1)
                                return NULL;
                        dst = conv->cbuff + used;
                }
+               if (!*s)
+                       break;
                used = ct_encode_char(dst, (size_t)5, *s);
                if (used == -1) /* failed to encode, need more buffer space */
                        abort();
@@ -107,22 +118,19 @@ ct_encode_string(const Char *s, ct_buffe
 public Char *
 ct_decode_string(const char *s, ct_buffer_t *conv)
 {
-       size_t len = 0;
+       size_t len;
 
        if (!s)
                return NULL;
-       if (!conv->wbuff)
-               ct_conv_buff_resize(conv, (size_t)0, CT_BUFSIZ);
-       if (!conv->wbuff)
-               return NULL;
 
        len = ct_mbstowcs(NULL, s, (size_t)0);
        if (len == (size_t)-1)
                return NULL;
-       if (len > conv->wsize)
-               ct_conv_buff_resize(conv, (size_t)0, len + 1);
-       if (!conv->wbuff)
-               return NULL;
+
+       if (conv->wsize < ++len)
+               if (ct_conv_wbuff_resize(conv, len + CT_BUFSIZ) == -1)
+                       return NULL;
+
        ct_mbstowcs(conv->wbuff, s, conv->wsize);
        return conv->wbuff;
 }
@@ -141,9 +149,9 @@ ct_decode_argv(int argc, const char *arg
         * the argv strings. */
        for (i = 0, bufspace = 0; i < argc; ++i)
                bufspace += argv[i] ? strlen(argv[i]) + 1 : 0;
-       ct_conv_buff_resize(conv, (size_t)0, bufspace);
-       if (!conv->wsize)
-               return NULL;
+       if (conv->wsize < ++bufspace)
+               if (ct_conv_wbuff_resize(conv, bufspace + CT_BUFSIZ) == -1)
+                       return NULL;
 
        wargv = el_malloc((size_t)argc * sizeof(*wargv));
 

Modified: head/lib/libedit/chartype.h
==============================================================================
--- head/lib/libedit/chartype.h Mon May 18 21:27:46 2015        (r283083)
+++ head/lib/libedit/chartype.h Mon May 18 22:03:05 2015        (r283084)
@@ -1,4 +1,4 @@
-/*     $NetBSD: chartype.h,v 1.10 2011/11/16 01:45:10 christos Exp $   */
+/*     $NetBSD: chartype.h,v 1.15 2015/05/17 13:14:41 christos Exp $   */
 
 /*-
  * Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -39,7 +39,7 @@
  * supports non-BMP code points without requiring UTF-16, but nothing
  * seems to actually advertise this properly, despite Unicode 3.1 having
  * been around since 2001... */
-#if !defined(__NetBSD__) && !defined(__sun) && !(defined(__APPLE__) && 
defined(__MACH__)) && !defined(__FreeBSD__)
+#if !defined(__NetBSD__) && !defined(__sun) && !(defined(__APPLE__) && 
defined(__MACH__)) && !defined(__OpenBSD__) && !defined(__FreeBSD__)
 #ifndef __STDC_ISO_10646__
 /* In many places it is assumed that the first 127 code points are ASCII
  * compatible, so ensure wchar_t indeed does ISO 10646 and not some other
@@ -67,6 +67,7 @@
 #define FUN(prefix,rest)       prefix ## _w ## rest
 #define FUNW(type)             type ## _w
 #define TYPE(type)             type ## W
+#define FCHAR                  "%lc"
 #define FSTR                   "%ls"
 #define STR(x)                         L ## x
 #define UC(c)                  c
@@ -121,6 +122,7 @@ Width(wchar_t c)
 #define FUN(prefix,rest)       prefix ## _ ## rest
 #define FUNW(type)             type
 #define TYPE(type)             type
+#define FCHAR                  "%c"
 #define FSTR                   "%s"
 #define STR(x)                         x
 #define UC(c)                  (unsigned char)(c)
@@ -184,7 +186,8 @@ public Char *ct_decode_string(const char
 protected Char **ct_decode_argv(int, const char *[],  ct_buffer_t *);
 
 /* Resizes the conversion buffer(s) if needed. */
-protected void ct_conv_buff_resize(ct_buffer_t *, size_t, size_t);
+protected int ct_conv_cbuff_resize(ct_buffer_t *, size_t);
+protected int ct_conv_wbuff_resize(ct_buffer_t *, size_t);
 protected ssize_t ct_encode_char(char *, size_t, Char);
 protected size_t ct_enc_width(Char);
 
@@ -194,7 +197,8 @@ protected size_t ct_enc_width(Char);
 #define        ct_encode_string(s, b)  (s)
 #define ct_decode_string(s, b) (s)
 #define ct_decode_argv(l, s, b)        (s)
-#define ct_conv_buff_resize(b, os, ns)
+#define ct_conv_cbuff_resize(b, s) ((s) == (0))
+#define ct_conv_wbuff_resize(b, s) ((s) == (0))
 #define ct_encode_char(d, l, s)        (*d = s, 1)
 #define ct_free_argv(s)
 #endif

Modified: head/lib/libedit/edit/readline/readline.h
==============================================================================
--- head/lib/libedit/edit/readline/readline.h   Mon May 18 21:27:46 2015        
(r283083)
+++ head/lib/libedit/edit/readline/readline.h   Mon May 18 22:03:05 2015        
(r283084)
@@ -1,4 +1,4 @@
-/*     $NetBSD: readline.h,v 1.31 2010/08/04 20:29:18 christos Exp $   */
+/*     $NetBSD: readline.h,v 1.34 2013/05/28 00:10:34 christos Exp $   */
 
 /*-
  * Copyright (c) 1997 The NetBSD Foundation, Inc.

Modified: head/lib/libedit/el.c
==============================================================================
--- head/lib/libedit/el.c       Mon May 18 21:27:46 2015        (r283083)
+++ head/lib/libedit/el.c       Mon May 18 22:03:05 2015        (r283084)
@@ -96,7 +96,7 @@ el_init_fd(const char *prog, FILE *fin, 
          */
        el->el_flags = 0;
 #ifdef WIDECHAR
-       if (setlocale(LC_CTYPE, NULL) != NULL) {
+       if (setlocale(LC_CTYPE, NULL) != NULL){
                if (strcmp(nl_langinfo(CODESET), "UTF-8") == 0)
                        el->el_flags |= CHARSET_IS_UTF8;
        }

Modified: head/lib/libedit/eln.c
==============================================================================
--- head/lib/libedit/eln.c      Mon May 18 21:27:46 2015        (r283083)
+++ head/lib/libedit/eln.c      Mon May 18 22:03:05 2015        (r283084)
@@ -1,4 +1,4 @@
-/*     $NetBSD: eln.c,v 1.17 2014/06/18 18:12:28 christos Exp $        */
+/*     $NetBSD: eln.c,v 1.19 2015/05/18 15:07:04 christos Exp $        */
 
 /*-
  * Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
  */
 #include "config.h"
 #if !defined(lint) && !defined(SCCSID)
-__RCSID("$NetBSD: eln.c,v 1.17 2014/06/18 18:12:28 christos Exp $");
+__RCSID("$NetBSD: eln.c,v 1.19 2015/05/18 15:07:04 christos Exp $");
 #endif /* not lint && not SCCSID */
 #include <sys/cdefs.h>
 __FBSDID("$FreeBSD$");
@@ -77,18 +77,18 @@ public const char *
 el_gets(EditLine *el, int *nread)
 {
        const wchar_t *tmp;
-       int nwread;
-
-       *nread = 0;
 
        if (!(el->el_flags & CHARSET_IS_UTF8))
                el->el_flags |= IGNORE_EXTCHARS;
-       tmp = el_wgets(el, &nwread);
+       tmp = el_wgets(el, nread);
+       if (tmp != NULL) {
+           size_t nwread = 0;
+           for (int i = 0; i < *nread; i++)
+               nwread += ct_enc_width(tmp[i]);
+           *nread = (int)nwread;
+       }
        if (!(el->el_flags & CHARSET_IS_UTF8))
                el->el_flags &= ~IGNORE_EXTCHARS;
-       for (int i = 0; i < nwread; i++)
-               *nread += ct_enc_width(tmp[i]);
-
        return ct_encode_string(tmp, &el->el_lgcyconv);
 }
 

Modified: head/lib/libedit/map.c
==============================================================================
--- head/lib/libedit/map.c      Mon May 18 21:27:46 2015        (r283083)
+++ head/lib/libedit/map.c      Mon May 18 22:03:05 2015        (r283084)
@@ -1,4 +1,4 @@
-/*     $NetBSD: map.c,v 1.34 2014/07/06 18:15:34 christos Exp $        */
+/*     $NetBSD: map.c,v 1.35 2015/05/14 10:44:15 christos Exp $        */
 
 /*-
  * Copyright (c) 1992, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)map.c      8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: map.c,v 1.34 2014/07/06 18:15:34 christos Exp $");
+__RCSID("$NetBSD: map.c,v 1.35 2015/05/14 10:44:15 christos Exp $");
 #endif
 #endif /* not lint && not SCCSID */
 #include <sys/cdefs.h>
@@ -1302,8 +1302,8 @@ map_bind(EditLine *el, int argc, const C
                                return 0;
                        default:
                                (void) fprintf(el->el_errfile,
-                                   "" FSTR ": Invalid switch `%c'.\n",
-                                   argv[0], p[1]);
+                                   "" FSTR ": Invalid switch `" FCHAR "'.\n",
+                                   argv[0], (Int)p[1]);
                        }
                else
                        break;

Modified: head/lib/libedit/readline.c
==============================================================================
--- head/lib/libedit/readline.c Mon May 18 21:27:46 2015        (r283083)
+++ head/lib/libedit/readline.c Mon May 18 22:03:05 2015        (r283084)
@@ -1,4 +1,4 @@
-/*     $NetBSD: readline.c,v 1.113 2014/10/18 08:33:23 snj Exp $       */
+/*     $NetBSD: readline.c,v 1.115 2015/04/01 15:23:15 christos Exp $  */
 
 /*-
  * Copyright (c) 1997 The NetBSD Foundation, Inc.
@@ -31,7 +31,7 @@
 
 #include "config.h"
 #if !defined(lint) && !defined(SCCSID)
-__RCSID("$NetBSD: readline.c,v 1.113 2014/10/18 08:33:23 snj Exp $");
+__RCSID("$NetBSD: readline.c,v 1.115 2015/04/01 15:23:15 christos Exp $");
 #endif /* not lint && not SCCSID */
 #include <sys/cdefs.h>
 __FBSDID("$FreeBSD$");
@@ -364,6 +364,37 @@ rl_initialize(void)
            _el_rl_tstp);
        el_set(e, EL_BIND, "^Z", "rl_tstp", NULL);
                
+       /*
+        * Set some readline compatible key-bindings.
+        */
+       el_set(e, EL_BIND, "^R", "em-inc-search-prev", NULL);
+
+       /*
+        * Allow the use of Home/End keys.
+        */
+       el_set(e, EL_BIND, "\\e[1~", "ed-move-to-beg", NULL);
+       el_set(e, EL_BIND, "\\e[4~", "ed-move-to-end", NULL);
+       el_set(e, EL_BIND, "\\e[7~", "ed-move-to-beg", NULL);
+       el_set(e, EL_BIND, "\\e[8~", "ed-move-to-end", NULL);
+       el_set(e, EL_BIND, "\\e[H", "ed-move-to-beg", NULL);
+       el_set(e, EL_BIND, "\\e[F", "ed-move-to-end", NULL);
+
+       /*
+        * Allow the use of the Delete/Insert keys.
+        */
+       el_set(e, EL_BIND, "\\e[3~", "ed-delete-next-char", NULL);
+       el_set(e, EL_BIND, "\\e[2~", "ed-quoted-insert", NULL);
+
+       /*
+        * Ctrl-left-arrow and Ctrl-right-arrow for word moving.
+        */
+       el_set(e, EL_BIND, "\\e[1;5C", "em-next-word", NULL);
+       el_set(e, EL_BIND, "\\e[1;5D", "ed-prev-word", NULL);
+       el_set(e, EL_BIND, "\\e[5C", "em-next-word", NULL);
+       el_set(e, EL_BIND, "\\e[5D", "ed-prev-word", NULL);
+       el_set(e, EL_BIND, "\\e\\e[C", "em-next-word", NULL);
+       el_set(e, EL_BIND, "\\e\\e[D", "ed-prev-word", NULL);
+
        /* read settings from configuration file */
        el_source(e, NULL);
 
@@ -950,7 +981,8 @@ loop:
                for (; str[j]; j++) {
                        if (str[j] == '\\' &&
                            str[j + 1] == history_expansion_char) {
-                               (void)strcpy(&str[j], &str[j + 1]);
+                               len = strlen(&str[j + 1]) + 1;
+                               memmove(&str[j], &str[j + 1], len);
                                continue;
                        }
                        if (!loop_again) {

Modified: head/lib/libedit/tty.c
==============================================================================
--- head/lib/libedit/tty.c      Mon May 18 21:27:46 2015        (r283083)
+++ head/lib/libedit/tty.c      Mon May 18 22:03:05 2015        (r283084)
@@ -1,4 +1,4 @@
-/*     $NetBSD: tty.c,v 1.46 2014/06/18 18:52:49 christos Exp $        */
+/*     $NetBSD: tty.c,v 1.47 2015/05/14 10:44:15 christos Exp $        */
 
 /*-
  * Copyright (c) 1992, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)tty.c      8.1 (Berkeley) 6/4/93";
 #else
-__RCSID("$NetBSD: tty.c,v 1.46 2014/06/18 18:52:49 christos Exp $");
+__RCSID("$NetBSD: tty.c,v 1.47 2015/05/14 10:44:15 christos Exp $");
 #endif
 #endif /* not lint && not SCCSID */
 #include <sys/cdefs.h>
@@ -1173,8 +1173,8 @@ tty_stty(EditLine *el, int argc __attrib
                        break;
                default:
                        (void) fprintf(el->el_errfile,
-                           "%s: Unknown switch `%c'.\n",
-                           name, argv[0][1]);
+                           "%s: Unknown switch `" FCHAR "'.\n",
+                           name, (Int)argv[0][1]);
                        return -1;
                }
 
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