Auto merge of #2921 - naricc:naricc/macosx-fix, r=JohnTitor

bors · bors · commit 35cd8f02aa2b · 2022-09-23T22:45:10.000Z
Exposed malloc_size on Mac

This change exposes malloc_size, which is available in libc on MacOSX.
diff --git a/libc-test/semver/apple.txt b/libc-test/semver/apple.txt
@@ -1951,7 +1951,9 @@ mach_vm_offset_t
 mach_vm_size_t
 madvise
 malloc_default_zone
+malloc_good_size
 malloc_printf
+malloc_size
 malloc_statistics_t
 malloc_zone_calloc
 malloc_zone_check
diff --git a/src/unix/bsd/apple/mod.rs b/src/unix/bsd/apple/mod.rs
@@ -5789,6 +5789,9 @@ extern "C" {
         attrBufSize: ::size_t,
         options: u64,
     ) -> ::c_int;
+
+    pub fn malloc_size(ptr: *const ::c_void) -> ::size_t;
+    pub fn malloc_good_size(size: ::size_t) -> ::size_t;
 }
 
 pub unsafe fn mach_task_self() -> ::mach_port_t {

Original file line number	Diff line number	Diff line change
`@@ -5789,6 +5789,9 @@ extern "C" {`
`5789`	`5789`	`attrBufSize: ::size_t,`
`5790`	`5790`	`options: u64,`
`5791`	`5791`	`) -> ::c_int;`
	`5792`	`+`
	`5793`	`+ pub fn malloc_size(ptr: *const ::c_void) -> ::size_t;`
	`5794`	`+ pub fn malloc_good_size(size: ::size_t) -> ::size_t;`
`5792`	`5795`	`}`
`5793`	`5796`
`5794`	`5797`	`pub unsafe fn mach_task_self() -> ::mach_port_t {`