Move compare_string_array to libbb
diff --git a/libbb/compare_string_array.c b/libbb/compare_string_array.c
new file mode 100644
index 0000000..b158ae4
--- /dev/null
+++ b/libbb/compare_string_array.c
@@ -0,0 +1,30 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <string.h>
+
+/* returns the array number of the string */
+extern unsigned short compare_string_array(const char *string_array[], const char *key)
+{
+ unsigned short i;
+
+ for (i = 0; string_array[i] != 0; i++) {
+ if (strcmp(string_array[i], key) == 0) {
+ break;
+ }
+ }
+ return(i);
+}
\ No newline at end of file