* configure.in: check qsort_r(3) and whether it is GNU version.

  BSD version has different prototype.

* util.h: use qsort_r() as ruby_qsort() if it is GNU version.

* util.c: define ruby_qsort() if needed.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44889 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 0 deletions

diff --git a/util.c b/util.c
index b0f9030c42..b999aff05c 100644
--- a/util.c
+++ b/util.c
@@ -186,6 +186,7 @@ ruby_strtoul(const char *str, char **endptr, int base)
 #endif
 
 
+#ifndef HAVE_GNU_QSORT_R
 /* mm.c */
 
 #define mmtype long
@@ -452,6 +453,7 @@ ruby_qsort(void* base, const size_t nel, const size_t size, cmpfunc_t *cmp, void
     else goto nxt;                         /* need not to sort both sides */
   }
 }
+#endif /* HAVE_GNU_QSORT_R */
 
 char *
 ruby_strdup(const char *str)