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[Bug#18556] Fallback MAP_ ANONYMOUS

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Define `MAP_ANONYMOUS` to `MAP_ANON` if undefined on old systems.
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Nobuyoshi Nakada 2022-01-29 19:07:38 +09:00 • committed by GitHub
parent fbb3cab956
commit 67f4729ff0
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Notes: git 2022-01-29 19:08:08 +09:00 
Merged: https://github.com/ruby/ruby/pull/5506

Merged-By: nobu <nobu@ruby-lang.org>
1 changed files with 4 additions and 0 deletions
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4
gc.c
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@ -138,6 +138,10 @@
#define rb_jmp_buf rb_jmpbuf_t
#undef rb_data_object_wrap
#if !defined(MAP_ANONYMOUS) && defined(MAP_ANON)
#define MAP_ANONYMOUS MAP_ANON
#endif
static inline struct rbimpl_size_mul_overflow_tag
size_add_overflow(size_t x, size_t y)
{