patch 7.4.2262

Problem:    Fail to read register content from viminfo if it is 438 characters
            long. (John Chen)
Solution:   Adjust the check for line wrapping. (closes #1010)

src/ex_cmds.c

@@ -2526,7 +2526,7 @@ barline_writestring(FILE *fd, char_u *s, int remaining_start)
 	else
 	    ++len;
     }
-    if (len > remaining)
+    if (len > remaining - 2)
     {
 	fprintf(fd, ">%d\n|<", len);
 	remaining = LSIZE - 20;

src/testdir/test_viminfo.vim

@@ -214,6 +214,19 @@ func Test_viminfo_registers()
   call assert_equal(l, getreg('d', 1, 1))
   call assert_equal("V", getregtype('d'))
 
+  " Length around 440 switches to line continuation.
+  let len = 434
+  while len < 445
+    let s = repeat('a', len)
+    call setreg('"', s)
+    wviminfo Xviminfo
+    call setreg('"', '')
+    rviminfo Xviminfo
+    call assert_equal(s, getreg('"'), 'wrong register at length: ' . len)
+
+    let len += 1
+  endwhile
+
   call delete('Xviminfo')
 endfunc
 

src/version.c

@@ -763,6 +763,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2262,
 /**/
     2261,
 /**/