From b2676d868ff749036ea21a371e734e0018a48b71 Mon Sep 17 00:00:00 2001
From: Anuraag Agrawal <anuraaga@gmail.com>
Date: Wed, 14 Dec 2022 17:22:47 +0900
Subject: [PATCH] Forward libc interface used by wasi-libc

---
 src/alloc-override.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/alloc-override.c b/src/alloc-override.c
index 9534e9d5..b08c16c5 100644
--- a/src/alloc-override.c
+++ b/src/alloc-override.c
@@ -270,6 +270,13 @@ void* _aligned_malloc(size_t alignment, size_t size)    { return mi_aligned_allo
   int   __posix_memalign(void** p, size_t alignment, size_t size) { return mi_posix_memalign(p,alignment,size); }
 #endif
 
+#if defined(__wasi__)
+  // forward libc interface expected by wasi-libc's musl
+  void* __libc_malloc(size_t size)                      MI_FORWARD1(mi_malloc,size)
+  void* __libc_calloc(size_t count, size_t size)        MI_FORWARD2(mi_calloc,count,size)
+  void  __libc_free(void* p)                            MI_FORWARD0(mi_free,p)
+#endif
+
 #ifdef __cplusplus
 }
 #endif