min_stack_size: update non-Linux implementation comment

andersk · andersk · commit b6641c159568 · 2015-03-23T03:48:06.000-04:00
Signed-off-by: Anders Kaseorg &lt;andersk@mit.edu&gt;
diff --git a/src/libstd/sys/unix/thread.rs b/src/libstd/sys/unix/thread.rs
@@ -343,8 +343,8 @@ fn min_stack_size(attr: *const libc::pthread_attr_t) -> libc::size_t {
     }
 }
 
-// __pthread_get_minstack() is marked as weak but extern_weak linkage is
-// not supported on OS X, hence this kludge...
+// No point in looking up __pthread_get_minstack() on non-glibc
+// platforms.
 #[cfg(not(target_os = "linux"))]
 fn min_stack_size(_: *const libc::pthread_attr_t) -> libc::size_t {
     PTHREAD_STACK_MIN

Original file line number	Diff line number	Diff line change
`@@ -343,8 +343,8 @@ fn min_stack_size(attr: *const libc::pthread_attr_t) -> libc::size_t {`
`343`	`343`	`}`
`344`	`344`	`}`
`345`	`345`
`346`		`-// __pthread_get_minstack() is marked as weak but extern_weak linkage is`
`347`		`-// not supported on OS X, hence this kludge...`
	`346`	`+// No point in looking up __pthread_get_minstack() on non-glibc`
	`347`	`+// platforms.`
`348`	`348`	`#[cfg(not(target_os = "linux"))]`
`349`	`349`	`fn min_stack_size(_: *const libc::pthread_attr_t) -> libc::size_t {`
`350`	`350`	`PTHREAD_STACK_MIN`