diff options
| author | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2011-11-07 09:24:30 +0100 |
|---|---|---|
| committer | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2011-11-07 09:24:30 +0100 |
| commit | 515d54433138596e81267237542bd9168b8cc787 (patch) | |
| tree | f2d6745268b788cc38d1b67deb32f71916b10fec /include/stdlib.h | |
| parent | 84144d142cb9f041dd18285cb2ad9dbe6619b0a2 (diff) | |
stdlib: add qsort_r
GNU extension like qsort but takes a 3 parameter comparision function.
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Diffstat (limited to 'include/stdlib.h')
| -rw-r--r-- | include/stdlib.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/include/stdlib.h b/include/stdlib.h index e9a8b84c2..1f15531e4 100644 --- a/include/stdlib.h +++ b/include/stdlib.h @@ -690,6 +690,9 @@ typedef int (*__compar_fn_t) (__const void *, __const void *); typedef __compar_fn_t comparison_fn_t; # endif #endif +#ifdef __USE_GNU +typedef int (*__compar_d_fn_t) (__const void *, __const void *, void *); +#endif __BEGIN_NAMESPACE_STD /* Do a binary search for KEY in BASE, which consists of NMEMB elements @@ -703,7 +706,12 @@ extern void *bsearch (__const void *__key, __const void *__base, extern void qsort (void *__base, size_t __nmemb, size_t __size, __compar_fn_t __compar) __nonnull ((1, 4)); libc_hidden_proto(qsort) - +#ifdef __USE_GNU +extern void qsort_r (void *__base, size_t __nmemb, size_t __size, + __compar_d_fn_t __compar, void *__arg) + __nonnull ((1, 4)); +libc_hidden_proto(qsort_r) +#endif /* Return the absolute value of X. */ extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur; |