Move compare_string_array to libbb

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);
+}