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- Log ----------------------------------------------------------------- commit 8e5113112ae7d3402e2afb01c8cee18d3beb0f2e Author: Gustavo Zacarias gustavo@zacarias.com.ar Date: Tue Mar 3 15:04:45 2015 -0300
sparc/clone.S: guard tcb-offsets.h include with RESET_PID
Otherwise we have a broken scenario with non-threading builds.
Signed-off-by: Gustavo Zacarias gustavo@zacarias.com.ar Signed-off-by: Bernhard Reutner-Fischer rep.dot.nop@gmail.com
commit b4e091562671505b8cf23288b06001a46f5fa3ef Author: Bernhard Reutner-Fischer rep.dot.nop@gmail.com Date: Fri Feb 27 19:50:09 2015 +0100
libc: silence warning
include/bits/sigset.h:219:62: warning: right-hand operand of comma expression has no effect [-Wunused-value] include/bits/sigset.h:210:63: warning: right-hand operand of comma expression has no effect [-Wunused-value]
Signed-off-by: Bernhard Reutner-Fischer rep.dot.nop@gmail.com
commit cb5af0bed860aac12b87b2044f6f519deded40f9 Author: Bernhard Reutner-Fischer rep.dot.nop@gmail.com Date: Fri Feb 27 10:41:30 2015 +0100
ldso: silence warning
In file included from ldso/ldso/ldso.c:87:0: ldso/ldso/dl-startup.c: In function '_dl_start': ldso/ldso/dl-startup.c:184:32: warning: cast from pointer to integer of differennt size [-Wpointer-to-int-cast] auxvt[AT_BASE].a_un.a_val = (Elf32_Addr) &_begin;
Signed-off-by: Bernhard Reutner-Fischer rep.dot.nop@gmail.com
commit 0544e23925edab56a765d67324325938fd4074fc Author: Bernhard Reutner-Fischer rep.dot.nop@gmail.com Date: Fri Feb 20 18:52:45 2015 +0100
ldso: silence warning
symbol_addr was set but not used
Signed-off-by: Bernhard Reutner-Fischer rep.dot.nop@gmail.com
-----------------------------------------------------------------------
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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