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| author | Eric Andersen <andersen@codepoet.org> | 2001-03-08 07:33:05 +0000 |
|---|---|---|
| committer | Eric Andersen <andersen@codepoet.org> | 2001-03-08 07:33:05 +0000 |
| commit | bfb8f8f6ea438e632e808868c44af2bff196cc18 (patch) | |
| tree | 64f462a3d19751199ef10a3eda192b8b023f5c0d /libc/string/string.c | |
| parent | 1e26922dfcadb624e4b2dd26c7d2b99477814e91 (diff) | |
Add strnlen
Diffstat (limited to 'libc/string/string.c')
| -rw-r--r-- | libc/string/string.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libc/string/string.c b/libc/string/string.c index f77cf4c69..29ac83a24 100644 --- a/libc/string/string.c +++ b/libc/string/string.c @@ -23,6 +23,16 @@ size_t strlen(const char *str) } #endif +/********************** Function strnlen ************************************/ + +#ifdef L_strnlen +size_t strnlen (const char *string, size_t maxlen) +{ + const char *end = memchr (string, '\0', maxlen); + return end ? end - string : maxlen; +} +#endif + /********************** Function strcat ************************************/ #ifdef L_strcat |