r9798: Add generic functions for handling smb.conf files (the parameters don't to...

[kai/samba.git] / source / lib / util_strlist.c

diff --git a/source/lib/util_strlist.c b/source/lib/util_strlist.c
index d5c4d915850f345584b308c11d56c9a5a5d32d2e..8efa1f92d2012dc421d2565d5a574fb132bf11ff 100644 (file)
--- a/source/lib/util_strlist.c
+++ b/source/lib/util_strlist.c
@@ -22,7 +22,7 @@
 
 /*
   build a null terminated list of strings from a input string and a
-  separator list. The sepatator list must contain characters less than
+  separator list. The separator list must contain characters less than
   or equal to 0x2f for this to work correctly on multi-byte strings
 */
 const char **str_list_make(TALLOC_CTX *mem_ctx, const char *string, const char *sep)
@@ -70,6 +70,25 @@ const char **str_list_make(TALLOC_CTX *mem_ctx, const char *string, const char *
        return ret;
 }
 
+/* join a list back to one string */
+char *str_list_join(TALLOC_CTX *mem_ctx, const char **list, char seperator)
+{
+       char *ret = NULL;
+       int i;
+       
+       if (list[0] == NULL)
+               return talloc_strdup(mem_ctx, "");
+
+       ret = talloc_strdup(mem_ctx, list[0]);
+
+       for (i = 1; list[i]; i++) {
+               ret = talloc_asprintf_append(ret, "%c%s", seperator, list[i]);
+       }
+
+       return ret;
+}
+
+
 /*
   return the number of elements in a string list
 */