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#pragma once
#include_next <stdlib.h>
#ifdef NEED_QSORT_R
void qsort_r(void *base, size_t nmemb, size_t size,
int (*compar)(const void *, const void *, void *),
void *arg);
#endif
#ifdef HAVE_BROKEN_QSORT_R
struct __portable_qsort_r_compat_arg {
int (*compar)(const void *, const void *, void *);
void *arg;
};
static inline int __portable_qsort_r_compar_compat(void *arg, const void *a, const void *b)
{
struct __portable_qsort_r_compat_arg *compat_arg = arg;
return compat_arg->compar(a, b, compat_arg->arg);
}
static inline void __portable_qsort_r(void *base, size_t nmemb, size_t size,
int (*compar)(const void *, const void *, void *),
void *arg)
{
struct __portable_qsort_r_compat_arg compat_arg = {
.compar = compar,
.arg = arg,
};
qsort_r(base, nmemb, size, &compat_arg, __portable_qsort_r_compar_compat);
}
#define qsort_r(...) __portable_qsort_r(__VA_ARGS__)
#endif
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