From 597a422416f37f8e22ed8f561667d6bab8814958 Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Wed, 25 Jun 2014 14:39:50 +0200
Subject: updated for version 7.4.338 Problem:    Cannot wrap lines taking
 indent into account. Solution:   Add the 'breakindent' option. (many authors,
 final improvements by             Christian Brabandt)

---
 src/option.c | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)

(limited to 'src/option.c')

diff --git a/src/option.c b/src/option.c
index f2f232e35..05dc992d9 100644
--- a/src/option.c
+++ b/src/option.c
@@ -188,6 +188,10 @@
 #ifdef FEAT_ARABIC
 # define PV_ARAB	OPT_WIN(WV_ARAB)
 #endif
+#ifdef FEAT_LINEBREAK
+# define PV_BRI		OPT_WIN(WV_BRI)
+# define PV_BRIOPT	OPT_WIN(WV_BRIOPT)
+#endif
 #ifdef FEAT_DIFF
 # define PV_DIFF	OPT_WIN(WV_DIFF)
 #endif
@@ -646,6 +650,24 @@ static struct vimoption
 #else
 			    (char_u *)NULL, PV_NONE,
 			    {(char_u *)0L, (char_u *)0L}
+#endif
+			    SCRIPTID_INIT},
+    {"breakindent",   "bri",  P_BOOL|P_VI_DEF|P_VIM|P_RWIN,
+#ifdef FEAT_LINEBREAK
+			    (char_u *)VAR_WIN, PV_BRI,
+			    {(char_u *)FALSE, (char_u *)0L}
+#else
+			    (char_u *)NULL, PV_NONE,
+			    {(char_u *)0L, (char_u *)0L}
+#endif
+			    SCRIPTID_INIT},
+    {"breakindentopt", "briopt", P_STRING|P_ALLOCED|P_VI_DEF|P_RBUF|P_COMMA|P_NODUP,
+#ifdef FEAT_LINEBREAK
+			    (char_u *)VAR_WIN, PV_BRIOPT,
+			    {(char_u *)"", (char_u *)NULL}
+#else
+			    (char_u *)NULL, PV_NONE,
+			    {(char_u *)"", (char_u *)NULL}
 #endif
 			    SCRIPTID_INIT},
     {"browsedir",   "bsdir",P_STRING|P_VI_DEF,
@@ -5256,6 +5278,9 @@ didset_options()
     /* set cedit_key */
     (void)check_cedit();
 #endif
+#ifdef FEAT_LINEBREAK
+    briopt_check();
+#endif
 }
 
 /*
@@ -5709,6 +5734,14 @@ did_set_string_option(opt_idx, varp, new_value_alloced, oldval, errbuf,
 		     *p_pm == '.' ? p_pm + 1 : p_pm) == 0)
 	    errmsg = (char_u *)N_("E589: 'backupext' and 'patchmode' are equal");
     }
+#ifdef FEAT_LINEBREAK
+    /* 'breakindentopt' */
+    else if (varp == &curwin->w_p_briopt)
+    {
+	if (briopt_check() == FAIL)
+	    errmsg = e_invarg;
+    }
+#endif
 
     /*
      * 'isident', 'iskeyword', 'isprint or 'isfname' option: refill chartab[]
@@ -10018,6 +10051,8 @@ get_varp(p)
 	case PV_WRAP:	return (char_u *)&(curwin->w_p_wrap);
 #ifdef FEAT_LINEBREAK
 	case PV_LBR:	return (char_u *)&(curwin->w_p_lbr);
+	case PV_BRI:	return (char_u *)&(curwin->w_p_bri);
+	case PV_BRIOPT: return (char_u *)&(curwin->w_p_briopt);
 #endif
 #ifdef FEAT_SCROLLBIND
 	case PV_SCBIND: return (char_u *)&(curwin->w_p_scb);
@@ -10207,6 +10242,8 @@ copy_winopt(from, to)
 #endif
 #ifdef FEAT_LINEBREAK
     to->wo_lbr = from->wo_lbr;
+    to->wo_bri = from->wo_bri;
+    to->wo_briopt = vim_strsave(from->wo_briopt);
 #endif
 #ifdef FEAT_SCROLLBIND
     to->wo_scb = from->wo_scb;
@@ -10294,6 +10331,9 @@ check_winopt(wop)
 #ifdef FEAT_CONCEAL
     check_string_option(&wop->wo_cocu);
 #endif
+#ifdef FEAT_LINEBREAK
+    check_string_option(&wop->wo_briopt);
+#endif
 }
 
 /*
@@ -10313,6 +10353,9 @@ clear_winopt(wop)
 # endif
     clear_string_option(&wop->wo_fmr);
 #endif
+#ifdef FEAT_LINEBREAK
+    clear_string_option(&wop->wo_briopt);
+#endif
 #ifdef FEAT_RIGHTLEFT
     clear_string_option(&wop->wo_rlc);
 #endif
@@ -11927,3 +11970,49 @@ find_mps_values(initc, findc, backwards, switchit)
 	    ++ptr;
     }
 }
+
+#if defined(FEAT_LINEBREAK) || defined(PROTO)
+/*
+ * This is called when 'breakindentopt' is changed and when a window is
+ * initialized.
+ */
+    int
+briopt_check()
+{
+    char_u	*p;
+    int		bri_shift = 0;
+    long	bri_min = 20;
+    int		bri_sbr = FALSE;
+
+    p = curwin->w_p_briopt;
+    while (*p != NUL)
+    {
+	if (STRNCMP(p, "shift:", 6) == 0
+		 && ((p[6] == '-' && VIM_ISDIGIT(p[7])) || VIM_ISDIGIT(p[6])))
+	{
+	    p += 6;
+	    bri_shift = getdigits(&p);
+	}
+	else if (STRNCMP(p, "min:", 4) == 0 && VIM_ISDIGIT(p[4]))
+	{
+	    p += 4;
+	    bri_min = getdigits(&p);
+	}
+	else if (STRNCMP(p, "sbr", 3) == 0)
+	{
+	    p += 3;
+	    bri_sbr = TRUE;
+	}
+	if (*p != ',' && *p != NUL)
+	    return FAIL;
+	if (*p == ',')
+	    ++p;
+    }
+
+    curwin->w_p_brishift = bri_shift;
+    curwin->w_p_brimin   = bri_min;
+    curwin->w_p_brisbr   = bri_sbr;
+
+    return OK;
+}
+#endif
-- 
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