| 1 | /* |
| 2 | * Copyright (C) 2019 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 3 | * |
| 4 | * SPDX-License-Identifier: LGPL-2.1-only |
| 5 | * |
| 6 | */ |
| 7 | |
| 8 | #ifndef _STRING_UTILS_FORMAT_H |
| 9 | #define _STRING_UTILS_FORMAT_H |
| 10 | |
| 11 | /* |
| 12 | * Maximal length of `val` when formatted in decimal. |
| 13 | * |
| 14 | * Note that this is an upper bound that can exceed the length |
| 15 | * required to hold the largest textual value of `val`. Note that this length |
| 16 | * assumes that no grouping/locale-aware formatting is performed (i.e. using |
| 17 | * the `'` specifier in POSIX formatting functions). |
| 18 | */ |
| 19 | #define MAX_INT_DEC_LEN(val) ((3 * sizeof(val)) + 2) |
| 20 | |
| 21 | #endif /* _STRING_UTILS_FORMAT_H */ |