*: if !HAS_THREADS strong alias sigaction

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

libc/signal/sigaction.c

@@ -82,6 +82,11 @@ __libc_sigaction(int sig, const struct sigaction *act, struct sigaction *oact)
 
 
 #ifndef LIBC_SIGACTION
+# ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__libc_sigaction,sigaction)
+libc_hidden_def(sigaction)
+# else
 weak_alias(__libc_sigaction,sigaction)
 libc_hidden_weak(sigaction)
+# endif
 #endif

libc/sysdeps/linux/arm/sigaction.c

@@ -96,6 +96,11 @@ int __libc_sigaction(int sig, const struct sigaction *act, struct sigaction *oac
 
 
 #ifndef LIBC_SIGACTION
+# ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__libc_sigaction,sigaction)
+libc_hidden_def(sigaction)
+# else
 weak_alias(__libc_sigaction,sigaction)
 libc_hidden_weak(sigaction)
+# endif
 #endif

libc/sysdeps/linux/avr32/sigaction.c

@@ -38,6 +38,11 @@ int __libc_sigaction(int sig, const struct sigaction *act,
 }
 
 #ifndef LIBC_SIGACTION
-weak_alias(__libc_sigaction, sigaction)
+# ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__libc_sigaction,sigaction)
+libc_hidden_def(sigaction)
+# else
+weak_alias(__libc_sigaction,sigaction)
 libc_hidden_weak(sigaction)
+# endif
 #endif

libc/sysdeps/linux/c6x/sigaction.c

@@ -75,10 +75,16 @@ int __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oa
 }
 
 #ifndef LIBC_SIGACTION
+# ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__libc_sigaction,sigaction)
+libc_hidden_def(sigaction)
+# else
 weak_alias(__libc_sigaction,sigaction)
 libc_hidden_weak(sigaction)
+# endif
 #endif
 
+
 /* NOTE: Please think twice before making any changes to the bits of
    code below.  GDB needs some intimate knowledge about it to
    recognize them as signal trampolines, and make backtraces through

libc/sysdeps/linux/i386/sigaction.c

@@ -95,8 +95,13 @@ int __libc_sigaction(int sig, const struct sigaction *act, struct sigaction *oac
 
 
 #ifndef LIBC_SIGACTION
+# ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__libc_sigaction,sigaction)
+libc_hidden_def(sigaction)
+# else
 weak_alias(__libc_sigaction,sigaction)
 libc_hidden_weak(sigaction)
+# endif
 #endif
 
 

libc/sysdeps/linux/mips/sigaction.c

@@ -100,8 +100,13 @@ int __libc_sigaction(int sig, const struct sigaction *act, struct sigaction *oac
 
 
 #ifndef LIBC_SIGACTION
+# ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__libc_sigaction,sigaction)
+libc_hidden_def(sigaction)
+# else
 weak_alias(__libc_sigaction,sigaction)
 libc_hidden_weak(sigaction)
+# endif
 #endif
 
 

libc/sysdeps/linux/sparc/sigaction.c

@@ -65,11 +65,18 @@ int __libc_sigaction(int sig, const struct sigaction *act, struct sigaction *oac
 	return ret;
 }
 
+
 #ifndef LIBC_SIGACTION
+# ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__libc_sigaction,sigaction)
+libc_hidden_def(sigaction)
+# else
 weak_alias(__libc_sigaction,sigaction)
 libc_hidden_weak(sigaction)
+# endif
 #endif
 
+
 static void
 __rt_sigreturn_stub(void)
 {

libc/sysdeps/linux/x86_64/sigaction.c

@@ -99,8 +99,13 @@ __libc_sigaction(int sig, const struct sigaction *act, struct sigaction *oact)
 
 
 #ifndef LIBC_SIGACTION
+# ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__libc_sigaction,sigaction)
+libc_hidden_def(sigaction)
+# else
 weak_alias(__libc_sigaction,sigaction)
 libc_hidden_weak(sigaction)
+# endif
 #endif
 
 

libc/sysdeps/linux/xtensa/sigaction.c

@@ -34,6 +34,11 @@ int __libc_sigaction(int sig, const struct sigaction *act,
 }
 
 #ifndef LIBC_SIGACTION
-weak_alias(__libc_sigaction, sigaction)
+# ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__libc_sigaction,sigaction)
+libc_hidden_def(sigaction)
+# else
+weak_alias(__libc_sigaction,sigaction)
 libc_hidden_weak(sigaction)
+# endif
 #endif