xref: /openssl/apps/lib/columns.c (revision 2ad75c6c)
1 /*
2  * Copyright 2017-2019 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 #include <string.h>
11 #include "apps.h"
12 #include "function.h"
13 
calculate_columns(FUNCTION * functions,DISPLAY_COLUMNS * dc)14 void calculate_columns(FUNCTION *functions, DISPLAY_COLUMNS *dc)
15 {
16     FUNCTION *f;
17     int len, maxlen = 0;
18 
19     for (f = functions; f->name != NULL; ++f)
20         if (f->type == FT_general || f->type == FT_md || f->type == FT_cipher)
21             if ((len = strlen(f->name)) > maxlen)
22                 maxlen = len;
23 
24     dc->width = maxlen + 2;
25     dc->columns = (80 - 1) / dc->width;
26 }
27 
28