qsort_s.h

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#ifndef COMPAT_QSORT_S_H_81DF21DE_370E_4C70_8559_600C1A9B6059
#define COMPAT_QSORT_S_H_81DF21DE_370E_4C70_8559_600C1A9B6059
 
#if !defined EXIT_SUCCESS // stdlib.h not yet included
#if defined  __STDC_LIB_EXT1__
#define __STDC_WANT_LIB_EXT1__ 1 // we want qsort_s
#endif
#ifdef __cplusplus
#include <cstdlib>
#else
#include <stdlib.h>
#endif // !defined __cplusplus
#endif // !defined EXIT_SUCCESS
 
#if !defined __STDC_LIB_EXT1__
# if defined _WIN32
#  define QSORT_S_COMP_FIRST 1 // MS version of qsort_s with comparator as first arg
# else
#  ifdef __APPLE__
#    define QSORT_S_COMP_FIRST 1 // BSD version of qsort_r() as well
#    define qsort_s(ptr, count, size, comp, context) qsort_r(ptr, count, size, context, comp)
#  else
#    define qsort_s qsort_r // GNU version
#  endif
# endif
#endif
 
#ifdef QSORT_S_COMP_FIRST
#define QSORT_S_COMP_DEFINE(name, a, b, context) int name(void *context, const void *a, const void *b)
#else
#define QSORT_S_COMP_DEFINE(name, a, b, context) int name(const void *a, const void *b, void *context)
#endif
 
#endif // ! defined COMPAT_QSORT_S_H_81DF21DE_370E_4C70_8559_600C1A9B6059