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| author | Mattias Andrée <maandree@operamail.com> | 2015-10-15 04:36:15 +0200 |
|---|---|---|
| committer | Mattias Andrée <maandree@operamail.com> | 2015-10-15 04:36:15 +0200 |
| commit | 2e6635bd6c02614a177c741b7667483dcb06722a (patch) | |
| tree | 9295efeda7ea1368e5a259b5654e7cce33a23f4c /include | |
| parent | better solution to returning const if input is const, only requires C99 (actually: C99-capable version of GCC) and GCC, or C11 (diff) | |
| download | slibc-2e6635bd6c02614a177c741b7667483dcb06722a.tar.gz slibc-2e6635bd6c02614a177c741b7667483dcb06722a.tar.bz2 slibc-2e6635bd6c02614a177c741b7667483dcb06722a.tar.xz | |
index and rindex return with const-quailifier if input has const
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/strings.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/strings.h b/include/strings.h index 433cd99..5ccad5f 100644 --- a/include/strings.h +++ b/include/strings.h @@ -134,6 +134,9 @@ int strncasecmp_l(const char*, const char*, size_t, locale_t) /* TODO */ char* index(const char*, int) __deprecated("Use 'strchr' instead.") __GCC_ONLY(__attribute__((warn_unused_result, nonnull, pure))); +#ifdef __CONST_CORRECT +# define index(...) (__const_correct(index, __VA_ARGS__)) +#endif /** * This function is identical to `strrchr`. @@ -143,6 +146,9 @@ char* index(const char*, int) char* rindex(const char*, int) __deprecated("Use 'strrchr' instead.") __GCC_ONLY(__attribute__((warn_unused_result, nonnull, pure))); +#ifdef __CONST_CORRECT +# define rindex(...) (__const_correct(rindex, __VA_ARGS__)) +#endif /** |