vim-patch:7.4.688 #2941

```
updated for version 7.4.668
Problem:    Can't use a glob pattern as a regexp pattern.
Solution:   Add glob2regpat(). (Christian Brabandt)
```

https://code.google.com/p/vim/source/detail?r=v7-4-668

runtime/doc/eval.txt

@@ -1833,6 +1833,7 @@ getwinvar( {nr}, {varname} [, {def}])
 				any	variable {varname} in window {nr}
 glob( {expr} [, {nosuf} [, {list}]])
 				any	expand file wildcards in {expr}
+glob2regpat( {expr})		String  convert a glob pat into a search pat
 globpath( {path}, {expr} [, {nosuf} [, {list}]])
 				String	do glob({expr}) for all dirs in {path}
 has( {feature})			Number	TRUE if feature {feature} supported
@@ -3646,6 +3647,14 @@ glob({expr} [, {nosuf} [, {list}]])				*glob()*
 		See |expand()| for expanding special Vim variables.  See
 		|system()| for getting the raw output of an external command.
 
+glob2regpat({expr})					 *glob2regpat()*
+		Convert a file pattern, as used by glob(), into a search
+		pattern.  The result can be used to match with a string that
+		is a file name.  E.g. >
+			if filename =~ glob2regpat('Make*.mak')
+<		This is equivalent to: >
+			if filename =~ '^Make.*\.mak$'
+<
 globpath({path}, {expr} [, {nosuf} [, {list}]])			*globpath()*
 		Perform glob() on all directories in {path} and concatenate
 		the results.  Example: >

src/nvim/eval.c

@@ -6512,6 +6512,7 @@ static struct fst {
   {"getwinposy",      0, 0, f_getwinposy},
   {"getwinvar",       2, 3, f_getwinvar},
   {"glob",            1, 3, f_glob},
+  {"glob2regpat",     1, 1, f_glob2regpat},
   {"globpath",        2, 4, f_globpath},
   {"has",             1, 1, f_has},
   {"has_key",         2, 2, f_has_key},
@@ -9893,6 +9894,17 @@ static void f_globpath(typval_T *argvars, typval_T *rettv)
   }
 }
 
+/*
+ * "glob2regpat()" function
+ */
+static void f_glob2regpat(typval_T *argvars, typval_T *rettv)
+{
+    char_u	*pat = get_tv_string_chk(&argvars[0]);
+
+    rettv->v_type = VAR_STRING;
+    rettv->vval.v_string = file_pat_to_reg_pat(pat, NULL, NULL, FALSE);
+}
+
 /*
  * "has()" function
  */

src/nvim/version.c

@@ -181,7 +181,7 @@ static int included_patches[] = {
   //671,
   //670,
   //669 NA
-  //668,
+  668,
   //667,
   //666 NA
   //665,