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-rw-r--r--lib/arraymember.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/lib/arraymember.c b/lib/arraymember.c
index 14ace99..010f4a1 100644
--- a/lib/arraymember.c
+++ b/lib/arraymember.c
@@ -1,5 +1,5 @@
/* This file is part of GNU Pies.
- Copyright (C) 2007, 2008, 2009, 2010, 2013 Sergey Poznyakoff
+ Copyright (C) 2015, 2016 Sergey Poznyakoff
GNU Pies is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -21,7 +21,7 @@
#include "libpies.h"
int
-is_array_member (char * const * ar, char const *str)
+is_array_member (char * const *ar, char const *str)
{
for (; *ar; ++ar)
{
@@ -31,3 +31,16 @@ is_array_member (char * const * ar, char const *str)
return 0;
}
+int
+array_index (char * const *ar, char const *str)
+{
+ int i;
+
+ for (i = 0; ar[i]; i++)
+ {
+ if (strcmp (ar[i], str) == 0)
+ return i;
+ }
+ return -1;
+}
+

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