add membarrier syscall wrapper, refactor dynamic tls install to use it

[musl] / src / internal / libc.c

diff --git a/src/internal/libc.c b/src/internal/libc.c
index 954efed..2e10942 100644 (file)
--- a/src/internal/libc.c
+++ b/src/internal/libc.c
@@ -1,11 +1,10 @@
 #include "libc.h"
 
-#ifdef __PIC__
-struct __libc *__libc_loc()
-{
-       static struct __libc __libc;
-       return &__libc;
-}
-#else
 struct __libc __libc;
-#endif
+
+size_t __hwcap;
+size_t __sysinfo;
+char *__progname=0, *__progname_full=0;
+
+weak_alias(__progname, program_invocation_short_name);
+weak_alias(__progname_full, program_invocation_name);