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-rw-r--r--sysdeps/unix/sysv/linux/single-thread.h36
1 files changed, 7 insertions, 29 deletions
diff --git a/sysdeps/unix/sysv/linux/single-thread.h b/sysdeps/unix/sysv/linux/single-thread.h
index 841f8c69d5..2fac8dcc11 100644
--- a/sysdeps/unix/sysv/linux/single-thread.h
+++ b/sysdeps/unix/sysv/linux/single-thread.h
@@ -32,35 +32,13 @@ extern int __libc_multiple_threads;
 libc_hidden_proto (__libc_multiple_threads)
 #endif
 
-#ifdef SINGLE_THREAD_BY_GLOBAL
-# if IS_IN (libc)
-#  define SINGLE_THREAD_P \
-  __glibc_likely (__libc_multiple_threads == 0)
-# elif IS_IN (libpthread)
-extern int __pthread_multiple_threads;
-#  define SINGLE_THREAD_P \
-  __glibc_likely (__pthread_multiple_threads == 0)
-# elif IS_IN (librt)
-#   define SINGLE_THREAD_P					\
-  __glibc_likely (THREAD_GETMEM (THREAD_SELF,			\
-				 header.multiple_threads) == 0)
-# else
-/* For rtld, et cetera.  */
-#  define SINGLE_THREAD_P (1)
-# endif
-#else /* SINGLE_THREAD_BY_GLOBAL  */
-# if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-#   define SINGLE_THREAD_P					\
-  __glibc_likely (THREAD_GETMEM (THREAD_SELF,			\
-				 header.multiple_threads) == 0)
-# else
-/* For rtld, et cetera.  */
-#  define SINGLE_THREAD_P (1)
-# endif
-#endif /* SINGLE_THREAD_BY_GLOBAL  */
+#if !defined SINGLE_THREAD_BY_GLOBAL || IS_IN (rtld)
+# define SINGLE_THREAD_P \
+  (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
+#else
+# define SINGLE_THREAD_P (__libc_multiple_threads == 0)
+#endif
 
-#define RTLD_SINGLE_THREAD_P \
-  __glibc_likely (THREAD_GETMEM (THREAD_SELF, \
-				 header.multiple_threads) == 0)
+#define RTLD_SINGLE_THREAD_P SINGLE_THREAD_P
 
 #endif /* _SINGLE_THREAD_H  */