uClibc-ng - small C library for embedded systems branch 1.0 updated. 474700954dda085369a77e76c1c13a2c93b0a7e1 - devel

4 Mar 2015

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- Log -----------------------------------------------------------------
commit 474700954dda085369a77e76c1c13a2c93b0a7e1
Merge: 885d9c2 8e51131
Author: Waldemar Brodkorb wbx@openadk.org
Date:   Wed Mar 4 13:37:16 2015 -0600
Merge remote-tracking branch 'origin/upstream' into 1.0
-----------------------------------------------------------------------
Summary of changes:
 Makerules                               |    2 +-
 ldso/ldso/dl-debug.c                    |   11 +++--------
 ldso/ldso/dl-startup.c                  |    6 +++---
 libc/signal/sigaddset.c                 |    3 ++-
 libc/signal/sigdelset.c                 |    3 ++-
 libc/sysdeps/linux/common/bits/sigset.h |   21 +++++++++++----------
 libc/sysdeps/linux/sparc/clone.S        |    2 ++
 7 files changed, 24 insertions(+), 24 deletions(-)

diff --git a/Makerules b/Makerules
index 87e3c19..1596988 100644
--- a/Makerules
+++ b/Makerules
@@ -330,7 +330,7 @@ define create-lds
    -Wl,-z,relro -Wl,--hash-style=gnu -Wl,-z,defs \
    -Wl,--verbose 2>&1 | LC_ALL=C \
    $(SED) -e '/^=========/,/^=========/!d;/^=========/d' \
-	-e 's/. = .* + SIZEOF_HEADERS;/& $(SYMBOL_PREFIX)_begin = . - SIZEOF_HEADERS;/' > $@.lds
+	-e 's/^([ 	]*). = .* + SIZEOF_HEADERS;/&\n\1$(SYMBOL_PREFIX)_begin = . - SIZEOF_HEADERS;/' > $@.lds
 endef
define link.so
diff --git a/ldso/ldso/dl-debug.c b/ldso/ldso/dl-debug.c
index 1758bc3..88a4893 100644
--- a/ldso/ldso/dl-debug.c
+++ b/ldso/ldso/dl-debug.c
@@ -112,8 +112,6 @@ _dl_debug_lookup (const char *undef_name, struct elf_resolve *undef_map,
    				const ElfW(Sym) *ref, struct symbol_ref *value, int type_class)
 {
 #ifdef SHARED
-  unsigned long symbol_addr;
-
   if (_dl_trace_prelink)
     {
       int conflict = 0;
@@ -123,17 +121,14 @@ _dl_debug_lookup (const char *undef_name, struct elf_resolve *undef_map,
       || _dl_trace_prelink_map == _dl_loaded_modules)
      && undef_map != _dl_loaded_modules)
    {
-		symbol_addr = (unsigned long)
-					  _dl_find_hash(undef_name, &undef_map->symbol_scope,
-									undef_map, type_class, &val);
+	  _dl_find_hash(undef_name, &undef_map->symbol_scope,
+			undef_map, type_class, &val);
if (val.sym != value->sym || val.tpnt != value->tpnt)
        conflict = 1;
    }
-      if (value->sym
-	  && (__builtin_expect (ELF_ST_TYPE(value->sym->st_info)
-				== STT_TLS, 0)))
+      if (unlikely(value->sym && ELF_ST_TYPE(value->sym->st_info) == STT_TLS))
    type_class = 4;
if (conflict
diff --git a/ldso/ldso/dl-startup.c b/ldso/ldso/dl-startup.c
index 4893409..18a39ce 100644
--- a/ldso/ldso/dl-startup.c
+++ b/ldso/ldso/dl-startup.c
@@ -95,8 +95,8 @@
 #include "dl-startup.h"
#ifdef __LDSO_PRELINK_SUPPORT__
-/* These defined magically in the linker script.  */
-extern char _begin[] attribute_hidden;
+/* This is defined by the linker script.  */
+extern ElfW(Addr) _begin[] attribute_hidden;
 #endif
/* Static declarations */
@@ -181,7 +181,7 @@ DL_START(unsigned long args)
     */
if (!auxvt[AT_BASE].a_un.a_val)
-		auxvt[AT_BASE].a_un.a_val =  (Elf32_Addr) &_begin;
+		auxvt[AT_BASE].a_un.a_val =  (ElfW(Addr)) &_begin;
    /* Note: if the dynamic linker itself is prelinked, the load_addr is 0 */
    DL_INIT_LOADADDR_BOOT(load_addr, elf_machine_load_address());
 #else
diff --git a/libc/signal/sigaddset.c b/libc/signal/sigaddset.c
index 7e800a7..837f653 100644
--- a/libc/signal/sigaddset.c
+++ b/libc/signal/sigaddset.c
@@ -30,6 +30,7 @@ sigaddset (sigset_t *set, int signo)
       return -1;
     }
-  return __sigaddset (set, signo);
+  __sigaddset (set, signo);
+  return 0;
 }
 libc_hidden_def(sigaddset)
diff --git a/libc/signal/sigdelset.c b/libc/signal/sigdelset.c
index de3b12f..9f3ab66 100644
--- a/libc/signal/sigdelset.c
+++ b/libc/signal/sigdelset.c
@@ -29,6 +29,7 @@ int sigdelset (sigset_t *set, int signo)
       return -1;
     }
-  return __sigdelset (set, signo);
+  __sigdelset (set, signo);
+  return 0;
 }
 libc_hidden_def(sigdelset)
diff --git a/libc/sysdeps/linux/common/bits/sigset.h b/libc/sysdeps/linux/common/bits/sigset.h
index beb8598..f220e81 100644
--- a/libc/sysdeps/linux/common/bits/sigset.h
+++ b/libc/sysdeps/linux/common/bits/sigset.h
@@ -154,9 +154,9 @@ typedef struct {
 # if !defined __USE_EXTERN_INLINES || defined __PROVIDE_OUT_OF_LINE_SIGSETFN
 extern int __sigismember (const __sigset_t *, int);
 libc_hidden_proto(__sigismember)
-extern int __sigaddset (__sigset_t *, int);
+extern void __sigaddset (__sigset_t *, int);
 libc_hidden_proto(__sigaddset)
-extern int __sigdelset (__sigset_t *, int);
+extern void __sigdelset (__sigset_t *, int);
 libc_hidden_proto(__sigdelset)
 # endif
@@ -169,18 +169,19 @@ libc_hidden_proto(__sigdelset)
      * will have its own copy of out-of line function emitted. */
 #   define _EXTERN_INLINE /*extern*/ __always_inline
 #  endif
-#  define __SIGSETFN(NAME, BODY, CONST)					\
-_EXTERN_INLINE int							\
+#  define __SIGSETFN(RET_TYPE, NAME, BODY, CONST)			\
+_EXTERN_INLINE RET_TYPE							\
 NAME (CONST __sigset_t *__set, int __sig)				\
 {									\
    unsigned long __mask = __sigmask (__sig);			\
    unsigned __word = __sigword (__sig);				\
-	return BODY;							\
+	BODY;							\
 }
-__SIGSETFN (__sigismember, (__set->__val[__word] & __mask) ? 1 : 0, const)
-__SIGSETFN (__sigaddset, ((__set->__val[__word] |= __mask), 0), )
-__SIGSETFN (__sigdelset, ((__set->__val[__word] &= ~__mask), 0), )
+__SIGSETFN (int, __sigismember, return (__set->__val[__word] & __mask) ? 1 : 0,
+	const)
+__SIGSETFN (void, __sigaddset, (__set->__val[__word] |= __mask), )
+__SIGSETFN (void, __sigdelset, (__set->__val[__word] &= ~__mask), )
#  undef __SIGSETFN
 # endif
@@ -207,7 +208,7 @@ const_sigaddset(__sigset_t *set, int sig)
    set->__val[word] |= mask;
 }
 #  define __sigaddset(set, sig) \
-	(__builtin_constant_p(sig) ? (const_sigaddset(set, sig), 0)  : __sigaddset(set, sig))
+	(__builtin_constant_p(sig) ? const_sigaddset(set, sig)  : __sigaddset(set, sig))
 static __always_inline void
 const_sigdelset(__sigset_t *set, int sig)
 {
@@ -216,7 +217,7 @@ const_sigdelset(__sigset_t *set, int sig)
    set->__val[word] &= ~mask;
 }
 #  define __sigdelset(set, sig) \
-	(__builtin_constant_p(sig) ? (const_sigdelset(set, sig), 0) : __sigdelset(set, sig))
+	(__builtin_constant_p(sig) ? const_sigdelset(set, sig) : __sigdelset(set, sig))
 # endif
#endif /* ! _SIGSET_H_fns.  */
diff --git a/libc/sysdeps/linux/sparc/clone.S b/libc/sysdeps/linux/sparc/clone.S
index 8d9da5a..1d0e3e6 100644
--- a/libc/sysdeps/linux/sparc/clone.S
+++ b/libc/sysdeps/linux/sparc/clone.S
@@ -22,7 +22,9 @@
#include <asm/errno.h>
 #include <asm/unistd.h>
+#ifdef RESET_PID
 #include <tcb-offsets.h>
+#endif
 #include <sysdep.h>
#define CLONE_VM	0x00000100
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