Merge remote-tracking branch 'origin/master' into prelink

* origin/master: (61 commits)
  fts: fix warning due to old-style function definition
  ldso_tls: fix compiler warning due to missing cast
  resolv: fix bug in res_init with ipv6 nameservers
  config: Fix passing defconfig args
  buildsys: pt-initfini.s depends on uClibc_config.h
  libdl: search for ELF_RTYPE_CLASS_DLSYM in dlsym()
  resolv: try next server on SERVFAIL
  getaddrinfo: allow numeric service without any hints
  bump version to 0.9.33-git
  nptl/pthread: Correct path for machine specific pt-initfini.c
  ctor/dtor nptl: Fix init and fini function compilation
  Rules.mak: Rearrange appending UCLIBC_EXTRA_CFLAGS to CFLAGS
  ARM: remove EABI/OABI selection
  ARM: detect BX availibility at build time
  ARM: #include <bits/arm_asm.h> where __USE_BX__ is used
  ARM: transform the EABI/OABI choice into a boolean
  ARM: remove sub-arch/variants selection from menuconfig
  ARM: introduce blind options to select & force THUMB mode
  ARM: reorder "Use BX" option
  Fix __libc_epoll_pwait compile failure on x86
  ...

Conflicts:
	ldso/libdl/libdl.c

Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>

Makefile.help

@@ -60,4 +60,5 @@ help:
 	@echo '			  and the include dir (usually "/usr")'
 	@echo '  MULTILIB_DIR=		- Directory component for libraries (default "lib").'
 	@echo '  UCLIBC_EXTRA_CFLAGS	- extra CFLAGS for compiling uClibc'
+	@echo '  UCLIBC_EXTRA_CPPFLAGS	- extra CPPFLAGS for compiling uClibc'
 

Makefile.in

@@ -161,7 +161,7 @@ headers-y += $(target-headers-sysdep)
 headers: $(top_builddir)include/bits/uClibc_config.h | subdirs
 subdirs: $(addprefix $(top_builddir),$(subdirs))
 pregen-headers: $(top_builddir)include/bits/sysnum.h $(pregen-headers-y)
-pregen: pregen-headers
+pregen: headers pregen-headers
 	$(Q)$(if $(UCLIBC_HAS_LOCALE),$(MAKE) -C extra/locale locale_headers)
 
 $(top_builddir)include/bits/sysnum.h: $(top_srcdir)extra/scripts/gen_bits_syscall_h.sh | $(top_builddir)include/bits
@@ -338,7 +338,7 @@ else
 endif
 ifeq ($(UCLIBC_HAS_BACKTRACE),y)
 # Add the AS_NEEDED entry for libubacktrace.so
-	if [ -f $(top_builddir)lib/libc.so -a -f $(PREFIX)$(RUNTIME_PREFIX)$(MULTILIB_DIR)/$(SHARED_MAJORNAME) ] ; then \
+	if [ -f $(top_builddir)lib/libc.so -a -f $(PREFIX)$(RUNTIME_PREFIX)$(MULTILIB_DIR)/$(SHARED_LIBNAME) ] ; then \
 		echo "GROUP ( $(UBACKTRACE_ASNEEDED) )" >> $(PREFIX)$(DEVEL_PREFIX)$(MULTILIB_DIR)/libc.so; \
 	fi
 endif
@@ -448,8 +448,8 @@ allnoconfig: $(top_builddir)extra/config/conf
 	$(Q)$(top_builddir)extra/config/conf -n extra/Configs/Config.in
 
 defconfig: $(top_builddir)extra/config/conf
-	$(Q)$(top_builddir)extra/config/conf -d extra/Configs/Config.in \
-		-D extra/Configs/defconfigs/$(ARCH)
+	$(Q)$(top_builddir)extra/config/conf \
+		-D extra/Configs/defconfigs/$(ARCH) extra/Configs/Config.in
 
 menuconfig-clean-y:
 	$(Q)$(MAKE) -C extra/config CLEAN_extra/config

Makerules

@@ -233,12 +233,12 @@ cmd_compile.c = $(CC) -c $< -o $@ $(CFLAGS) \
 	$(CFLAGS-$(notdir $<)) \
 	$(CFLAGS-$(notdir $@)) \
 	$(CFLAGS_gen.dep)
-cmd_compile.i = $(cmd_compile.c:-c=-E -dD $(EXTRA_CPPFLAGS))
+cmd_compile.i = $(cmd_compile.c:-c=-E -dD) $(UCLIBC_EXTRA_CPPFLAGS)
 cmd_compile.s = $(cmd_compile.c:-c=-S)
 cmd_compile.u = $(CC) $^ $(DEPS-$(notdir $@)) -o $@ $(CFLAGS) $(CFLAGS-$(notdir $(^D))) $(CFLAGS-$(notdir $@)) $(CFLAGS_gen.dep)
 cmd_compile.S = $(filter-out -std=gnu99, $(cmd_compile.c)) -D__ASSEMBLER__ $(ASFLAGS) $(ARCH_ASFLAGS) $(ASFLAGS-$(suffix $@)) $(ASFLAGS-$(notdir $<)) $(ASFLAGS-$(notdir $@))
 cmd_compile.m = $(cmd_compile.c) -DL_$(patsubst %$(suffix $(notdir $@)),%,$(notdir $@))
-cmd_compile.mi= $(cmd_compile.m:-c=-E -dD $(EXTRA_CPPFLAGS))
+cmd_compile.mi= $(cmd_compile.m:-c=-E -dD) $(UCLIBC_EXTRA_CPPFLAGS)
 
 cmd_compile-m = $(CC) $^ -c -o $@ $(CFLAGS) $(CFLAGS-$(suffix $@)) $(CFLAGS-$(notdir $(@D))) $(CFLAGS-$(notdir $@)) $(sort $(foreach d,$(^:$(top_srcdir)=),$(collect_multi_flags)))
 cmd_strip     = $(STRIPTOOL) $(STRIP_FLAGS) $^

Rules.mak

@@ -105,8 +105,8 @@ export RUNTIME_PREFIX DEVEL_PREFIX KERNEL_HEADERS MULTILIB_DIR
 # Now config hard core
 MAJOR_VERSION := 0
 MINOR_VERSION := 9
-SUBLEVEL      := 32
-EXTRAVERSION  :=-rc3-git
+SUBLEVEL      := 33
+EXTRAVERSION  :=-git
 VERSION       := $(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL)
 ABI_VERSION   := $(MAJOR_VERSION)
 ifneq ($(EXTRAVERSION),)
@@ -186,6 +186,7 @@ OPTIMIZATION+=$(call check_gcc,-Os,-O2)
 OPTIMIZATION+=$(call check_gcc,-funit-at-a-time,)
 # shrinks code by about 0.1%
 OPTIMIZATION+=$(call check_gcc,-fmerge-all-constants)
+OPTIMIZATION+=$(call check_gcc,-fstrict-aliasing)
 
 GCC_MAJOR_VER?=$(shell $(CC) -dumpversion | cut -d . -f 1)
 #GCC_MINOR_VER?=$(shell $(CC) -dumpversion | cut -d . -f 2)
@@ -332,28 +333,9 @@ ifeq ($(TARGET_ARCH),sparc)
 endif
 
 ifeq ($(TARGET_ARCH),arm)
-	OPTIMIZATION+=-fstrict-aliasing
 	CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN)+=-mlittle-endian
 	CPU_CFLAGS-$(ARCH_BIG_ENDIAN)+=-mbig-endian
-	CPU_CFLAGS-$(CONFIG_GENERIC_ARM)+=
-	CPU_CFLAGS-$(CONFIG_ARM610)+=-mtune=arm610 -march=armv3
-	CPU_CFLAGS-$(CONFIG_ARM710)+=-mtune=arm710 -march=armv3
-	CPU_CFLAGS-$(CONFIG_ARM7TDMI)+=-mtune=arm7tdmi -march=armv4t
-	CPU_CFLAGS-$(CONFIG_ARM720T)+=-mtune=arm7tdmi -march=armv4t
-	CPU_CFLAGS-$(CONFIG_ARM920T)+=-mtune=arm9tdmi -march=armv4t
-	CPU_CFLAGS-$(CONFIG_ARM922T)+=-mtune=arm9tdmi -march=armv4t
-	CPU_CFLAGS-$(CONFIG_ARM926T)+=-mtune=arm9e -march=armv5te
-	CPU_CFLAGS-$(CONFIG_ARM10T)+=-mtune=arm10tdmi -march=armv5t
-	CPU_CFLAGS-$(CONFIG_ARM1136JF_S)+=-mtune=arm1136jf-s -march=armv6
-	CPU_CFLAGS-$(CONFIG_ARM1176JZ_S)+=-mtune=arm1176jz-s -march=armv6
-	CPU_CFLAGS-$(CONFIG_ARM1176JZF_S)+=-mtune=arm1176jzf-s -march=armv6
-	CPU_CFLAGS-$(CONFIG_ARM_SA110)+=-mtune=strongarm110 -march=armv4
-	CPU_CFLAGS-$(CONFIG_ARM_SA1100)+=-mtune=strongarm1100 -march=armv4
-	CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=$(call check_gcc,-mtune=xscale,-mtune=strongarm110)
-	CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=-march=armv5te -Wa,-mcpu=xscale
- 	CPU_CFLAGS-$(CONFIG_ARM_IWMMXT)+=-march=iwmmxt -Wa,-mcpu=iwmmxt -mabi=iwmmxt
- 	CPU_CFLAGS-$(CONFIG_ARM_CORTEX_M3)+=-mcpu=cortex-m3 -mthumb
- 	CPU_CFLAGS-$(CONFIG_ARM_CORTEX_M1)+=-mcpu=cortex-m1 -mthumb
+	CPU_CFLAGS-$(COMPILE_IN_THUMB_MODE)+=-mthumb
 endif
 
 ifeq ($(TARGET_ARCH),mips)
@@ -385,7 +367,6 @@ ifeq ($(TARGET_ARCH),nios)
 endif
 
 ifeq ($(TARGET_ARCH),sh)
-	OPTIMIZATION+=-fstrict-aliasing
 	OPTIMIZATION+= $(call check_gcc,-mprefergot,)
 	CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN)+=-ml
 	CPU_CFLAGS-$(ARCH_BIG_ENDIAN)+=-mb
@@ -401,7 +382,6 @@ endif
 endif
 
 ifeq ($(TARGET_ARCH),sh64)
-	OPTIMIZATION+=-fstrict-aliasing
 	CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN):=-ml
 	CPU_CFLAGS-$(ARCH_BIG_ENDIAN):=-mb
 	CPU_CFLAGS-$(CONFIG_SH5)+=-m5-32media
@@ -546,10 +526,10 @@ endif
 endif
 
 # Add a bunch of extra pedantic annoyingly strict checks
-XWARNINGS=$(call qstrip,$(WARNINGS)) 
+XWARNINGS=$(call qstrip,$(WARNINGS))
 XWARNINGS+=$(foreach w,\
 	-Wstrict-prototypes \
-	-fno-strict-aliasing \
+	-Wstrict-aliasing \
 	, $(call check_gcc,$(w),))
 ifeq ($(EXTRA_WARNINGS),y)
 XWARNINGS+=$(foreach w,\
@@ -587,9 +567,6 @@ CFLAGS := -include $(top_srcdir)include/libc-symbols.h \
 	-nostdinc -I$(top_builddir)include -I$(top_srcdir)include -I. \
 	-I$(top_srcdir)libc/sysdeps/linux \
 	-I$(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH)
-ifneq ($(strip $(UCLIBC_EXTRA_CFLAGS)),"")
-CFLAGS += $(call qstrip,$(UCLIBC_EXTRA_CFLAGS))
-endif
 
 # We need this to be checked within libc-symbols.h
 ifneq ($(HAVE_SHARED),y)
@@ -635,6 +612,9 @@ LDFLAGS += -Wl,-s
 else
 STRIPTOOL := true -Stripping_disabled
 endif
+ifneq ($(strip $(UCLIBC_EXTRA_CFLAGS)),"")
+CFLAGS += $(call qstrip,$(UCLIBC_EXTRA_CFLAGS))
+endif
 
 ifeq ($(DOMULTI),y)
 # we try to compile all sources at once into an object (IMA), but

extra/Configs/Config.arm

@@ -12,122 +12,27 @@ config FORCE_OPTIONS_FOR_ARCH
 	default y
 	select ARCH_ANY_ENDIAN
 
-choice
-	prompt "Target ABI"
-	default CONFIG_ARM_EABI
+config CONFIG_ARM_EABI
+	bool "Build for EABI"
 	help
-	  If you choose "EABI" here, functions and constants required by the
-	  ARM EABI will be built into the library.  You should choose "EABI"
+	  If you say 'y' here, functions and constants required by the
+	  ARM EABI will be built into the library.  You should say 'y'
 	  if your compiler uses the ARM EABI, in which case you will also
-	  need a kernel supporting the EABI system call interface, or "OABI"
-	  for a compiler using the old Linux ABI.
-
-config CONFIG_ARM_OABI
-	bool "OABI"
+	  need a kernel supporting the EABI system call interface.
 
-config CONFIG_ARM_EABI
-	bool "EABI"
+	  If you say 'n' here, then the library will be built for the
+	  old Linux ABI.
 
-endchoice
+config COMPILE_IN_THUMB_MODE
+	bool "Build using Thumb mode"
+	select USE_BX
+	help
+	  Say 'y' here to force building uClibc in thumb mode.
+	  Say 'n' to use your compiler's default mode.
 
 config USE_BX
 	bool "Use BX in function return"
-	default y
-	depends on !CONFIG_GENERIC_ARM && !CONFIG_ARM610 && !CONFIG_ARM710
-	help
-	  Use BX instruction for THUMB aware architectures.
-
-choice
-	prompt "Target Processor Type"
-	default CONFIG_GENERIC_ARM
 	help
-	  This is the processor type of your CPU. This information is used for
-	  optimizing purposes.  To build a library that will run on all ARMCPU
-	  types (albeit not optimally fast), you can specify "Generic Arm" here.
-	  If you pick anything other than "Generic Arm", there is no guarantee 
-	  that uClibc will even run on anything other than the selected
-	  processor type.
-
-	  Here are the settings recommended for greatest speed:
-	  - "Generic Arm" select this if your compiler is already setup to
-	    optimize things properly, or if you want to run on pretty much
-	    everything, or you just don't much care.
-	  - For anything else, pick the ARM core type that best matches the
-	    cpu you will be using on your device.
-
-	  If you don't know what to do, choose "Generic Arm".
-
-config CONFIG_GENERIC_ARM
-	bool "Generic Arm"
-
-config CONFIG_ARM610
-	bool "Arm 610"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM710
-	bool "Arm 710"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM7TDMI
-	bool "Arm 7TDMI"
-	select ARCH_HAS_NO_MMU
-
-config CONFIG_ARM720T
-	bool "Arm 720T"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM920T
-	bool "Arm 920T"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM922T
-	bool "Arm 922T"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM926T
-	bool "Arm 926T"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM10T
-	bool "Arm 10T"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM1136JF_S
-	bool "Arm 1136JF-S"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM1176JZ_S
-	bool "Arm 1176JZ-S"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM1176JZF_S
-	bool "Arm 1176JZF-S"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM_CORTEX_M3
-	bool "Arm Cortex-M3"
-	select ARCH_HAS_NO_MMU
-	select USE_BX
-
-config CONFIG_ARM_CORTEX_M1
-	bool "Arm Cortex-M1"
-	select ARCH_HAS_NO_MMU
-	select USE_BX
-
-config CONFIG_ARM_SA110
-	bool "Intel StrongArm SA-110"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM_SA1100
-	bool "Intel StrongArm SA-1100"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM_XSCALE
-	bool "Intel Xscale"
-	select ARCH_HAS_MMU
-
-config CONFIG_ARM_IWMMXT
-	bool "Intel Xscale With WMMX PXA27x"
-	select ARCH_HAS_MMU
-
-endchoice
+	  Say 'y' to use BX to return from functions on your thumb-aware
+	  processor. Say 'y' if you need to use interworking. Say 'n' if not.
+	  It is safe to say 'y' even if you're not doing interworking.

extra/Configs/Config.in

@@ -942,8 +942,10 @@ config UCLIBC_LINUX_SPECIFIC
 	bool "Linux specific functions"
 	default y
 	help
+	  accept4(),
 	  capget(), capset(), fstatfs(), inotify_*(), ioperm(), iopl(),
-	  madvise(), modify_ldt(), personality(), prctl()/arch_prctl(),
+	  madvise(), modify_ldt(), pipe2(), personality(),
+	  prctl()/arch_prctl(),
 	  ppoll(), readahead(), reboot(), remap_file_pages(),
 	  sched_getaffinity(), sched_setaffinity(), sendfile(),
 	  setfsgid(), setfsuid(), setresuid(),

include/sys/socket.h

@@ -227,6 +227,15 @@ extern int accept (int __fd, __SOCKADDR_ARG __addr,
 		   socklen_t *__restrict __addr_len);
 libc_hidden_proto(accept)
 
+#if defined __UCLIBC_LINUX_SPECIFIC__ && defined __USE_GNU
+/* Similar to 'accept' but takes an additional parameter to specify flags.
+
+   This function is a cancellation point and therefore not marked with
+   __THROW.  */
+extern int accept4 (int __fd, __SOCKADDR_ARG __addr,
+		    socklen_t *__restrict __addr_len, int __flags);
+#endif
+
 /* Shut down all or part of the connection open on socket FD.
    HOW determines what to shut down:
      SHUT_RD   = No more receptions;

include/unistd.h

@@ -389,6 +389,13 @@ extern ssize_t pwrite64 (int __fd, __const void *__buf, size_t __n,
 extern int pipe (int __pipedes[2]) __THROW __wur;
 libc_hidden_proto(pipe)
 
+#if defined __UCLIBC_LINUX_SPECIFIC__ && defined __USE_GNU
+/* Same as pipe but apply flags passed in FLAGS to the new file
+   descriptors.  */
+extern int pipe2 (int __pipedes[2], int __flags) __THROW __wur;
+libc_hidden_proto(pipe2)
+#endif
+
 /* Schedule an alarm.  In SECONDS seconds, the process will get a SIGALRM.
    If SECONDS is zero, any currently scheduled alarm will be cancelled.
    The function returns the number of seconds remaining until the last

ldso/include/dl-defs.h

@@ -179,6 +179,14 @@ typedef struct {
 #define DL_LOOKUP_ADDRESS(ADDRESS) (ADDRESS)
 #endif
 
+/* On some architectures dladdr can't use st_size of all symbols this way.  */
+#define DL_ADDR_SYM_MATCH(SYM_ADDR, SYM, MATCHSYM, ADDR)				\
+  ((ADDR) >= (SYM_ADDR)													\
+   && ((((SYM)->st_shndx == SHN_UNDEF || (SYM)->st_size == 0)			\
+        && (ADDR) == (SYM_ADDR))										\
+       || (ADDR) < (SYM_ADDR) + (SYM)->st_size)							\
+   && (!(MATCHSYM) || MATCHSYM < (SYM_ADDR)))
+
 /* Use this macro to convert a pointer to a function's entry point to
  * a pointer to function.  The pointer is assumed to have already been
  * relocated.  LOADADDR is passed because it may contain additional

ldso/ldso/arm/dl-startup.h

@@ -7,6 +7,7 @@
  */
 
 #include <features.h>
+#include <bits/arm_asm.h>
 
 #if !defined(__thumb__)
 __asm__(

ldso/ldso/dl-elf.c

@@ -718,6 +718,9 @@ struct elf_resolve *_dl_load_elf_shared_library(int secure,
 				DL_UPDATE_LOADADDR_HDR(lib_loadaddr,
 						       new_addr + (ppnt->p_vaddr & ADDR_ALIGN),
 						       ppnt);
+				/* This has invalidated all pointers into the previously readonly segment.
+				   Update any them to point into the remapped segment.  */
+				_dl_parse_dynamic_info(dpnt, dynamic_info, NULL, lib_loadaddr);
 #endif
 			}
 		}

ldso/ldso/dl-tls.c

@@ -1025,7 +1025,7 @@ init_tls (void)
 
 	/* And finally install it for the main thread.  If ld.so itself uses
 	   TLS we know the thread pointer was initialized earlier.  */
-	const char *lossage = TLS_INIT_TP (tcbp, USE___THREAD);
+	const char *lossage = (char *)TLS_INIT_TP (tcbp, USE___THREAD);
 	if(__builtin_expect (lossage != NULL, 0)) {
 		_dl_debug_early("cannot set up thread-local storage: %s\n", lossage);
 		_dl_exit(30);

ldso/ldso/x86_64/dl-startup.h

@@ -58,6 +58,9 @@ void PERFORM_BOOTSTRAP_RELOC(ELF_RELOC *rpnt, ElfW(Addr) *reloc_addr,
 		case R_X86_64_TPOFF64:
 			*reloc_addr = sym->st_value + rpnt->r_addend - symbol_addr;
 			break;
+/*TODO:		case R_X86_64_RELATIVE:
+			*reloc_addr = load_addr + rpnt->r_addend;
+			break; */
 		default:
 			_dl_exit(1);
 	}

ldso/libdl/libdl.c

@@ -706,12 +706,12 @@ void *dlsym(void *vhandle, const char *name)
 	tpnt = NULL;
 	if (handle == _dl_symbol_tables)
 		tpnt = handle->dyn; /* Only search RTLD_GLOBAL objs if global object */
-	ret = _dl_find_hash(name2, &handle->dyn->symbol_scope, tpnt, 0, &sym_ref);
+	ret = _dl_find_hash(name2, &handle->dyn->symbol_scope, tpnt, ELF_RTYPE_CLASS_DLSYM, &sym_ref);
 
 #if defined(USE_TLS) && USE_TLS && defined SHARED
 	if (sym_ref.sym && (ELF_ST_TYPE(sym_ref.sym->st_info) == STT_TLS) && (sym_ref.tpnt)) {
 		/* The found symbol is a thread-local storage variable.
-		Return the address for to the current thread.  */
+		Return its address for the current thread.  */
 		ret = _dl_tls_symaddr ((struct link_map *)sym_ref.tpnt, (Elf32_Addr)ret);
 	}
 #endif
@@ -1118,7 +1118,11 @@ int dladdr(const void *__address, Dl_info * __info)
 					ElfW(Addr) symbol_addr;
 
 					symbol_addr = (ElfW(Addr)) DL_RELOC_ADDR(pelf->loadaddr, symtab[si].st_value);
-					if (symbol_addr <= (ElfW(Addr))__address && (!sf || sa < symbol_addr)) {
+					if ((symtab[si].st_shndx != SHN_UNDEF
+						 || symtab[si].st_value != 0)
+						&& ELF_ST_TYPE(symtab[si].st_info) != STT_TLS
+						&& DL_ADDR_SYM_MATCH(symbol_addr, &symtab[si], sa,
+											 (ElfW(Addr)) __address)) {
 						sa = symbol_addr;
 						sn = si;
 						sf = 1;
@@ -1134,7 +1138,11 @@ int dladdr(const void *__address, Dl_info * __info)
 				ElfW(Addr) symbol_addr;
 
 				symbol_addr = (ElfW(Addr)) DL_RELOC_ADDR(pelf->loadaddr, symtab[si].st_value);
-				if (symbol_addr <= (ElfW(Addr))__address && (!sf || sa < symbol_addr)) {
+				if ((symtab[si].st_shndx != SHN_UNDEF
+					 || symtab[si].st_value != 0)
+					&& ELF_ST_TYPE(symtab[si].st_info) != STT_TLS
+					&& DL_ADDR_SYM_MATCH(symbol_addr, &symtab[si], sa,
+										 (ElfW(Addr)) __address)) {
 					sa = symbol_addr;
 					sn = si;
 					sf = 1;

libc/inet/Makefile.in

@@ -44,11 +44,12 @@ CSRC-$(findstring y,$(UCLIBC_HAS_IPV4)$(UCLIBC_HAS_IPV6)) += \
 ## CSRC-y += encodep.c decodep.c formquery.c
 
 # multi source socketcalls.c
-socketcalls_CSRC += \
+socketcalls_CSRC-y += \
 	accept.c bind.c connect.c getpeername.c getsockname.c \
 	getsockopt.c listen.c recv.c recvfrom.c recvmsg.c send.c sendmsg.c \
 	sendto.c setsockopt.c shutdown.c socket.c socketpair.c
-CSRC-$(UCLIBC_HAS_SOCKET) += $(socketcalls_CSRC) opensock.c
+socketcalls_CSRC-$(UCLIBC_LINUX_SPECIFIC) += accept4.c
+CSRC-$(UCLIBC_HAS_SOCKET) += $(socketcalls_CSRC-y) opensock.c
 
 CSRC-$(findstring y,$(UCLIBC_HAS_SOCKET)$(UCLIBC_HAS_IPV4)$(UCLIBC_HAS_IPV6)) += ethers.c ether_addr.c
 

libc/inet/accept4.c

@@ -0,0 +1,8 @@
+/*
+ * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
+ *
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+
+#define L_accept4
+#include "socketcalls.c"

libc/inet/getaddrinfo.c

@@ -820,13 +820,6 @@ getaddrinfo(const char *name, const char *service,
 			if (hints->ai_flags & AI_NUMERICSERV)
 				return EAI_NONAME;
 			gaih_service.num = -1;
-		} else {
-			/*
-			 * Can't specify a numerical socket unless a protocol
-			 * family was given.
-			 */
-			if (hints->ai_socktype == 0 && hints->ai_protocol == 0)
-				return EAI_SERVICE;
 		}
 		pservice = &gaih_service;
 	} else

libc/inet/resolv.c

@@ -1461,7 +1461,7 @@ int attribute_hidden __dns_lookup(const char *name,
 		/* bug 660 says we treat negative response as an error
 		 * and retry, which is, eh, an error. :)
 		 * We were incurring long delays because of this. */
-		if (h.rcode == NXDOMAIN) {
+		if (h.rcode == NXDOMAIN || h.rcode == SERVFAIL) {
 			/* if possible, try next search domain */
 			if (!ends_with_dot) {
 				DPRINTF("variant:%d sdomains:%d\n", variant, sdomains);
@@ -2964,7 +2964,7 @@ int res_init(void)
 		if (__nameserver[i].sa.sa_family == AF_INET6
 		 && m < ARRAY_SIZE(rp->_u._ext.nsaddrs)
 		) {
-			struct sockaddr_in6 *sa6 = malloc(sizeof(sa6));
+			struct sockaddr_in6 *sa6 = malloc(sizeof(*sa6));
 			if (sa6) {
 				*sa6 = __nameserver[i].sa6; /* struct copy */
 				rp->_u._ext.nsaddrs[m] = sa6;
@@ -2981,7 +2981,7 @@ int res_init(void)
 
 #else /* IPv6 only */
 	while (m < ARRAY_SIZE(rp->_u._ext.nsaddrs) && i < __nameservers) {
-		struct sockaddr_in6 *sa6 = malloc(sizeof(sa6));
+		struct sockaddr_in6 *sa6 = malloc(sizeof(*sa6));
 		if (sa6) {
 			*sa6 = __nameserver[i].sa6; /* struct copy */
 			rp->_u._ext.nsaddrs[m] = sa6;

libc/inet/socketcalls.c

@@ -31,6 +31,7 @@ extern int __socketcall(int call, unsigned long *args) attribute_hidden;
 #define SYS_GETSOCKOPT  15
 #define SYS_SENDMSG     16
 #define SYS_RECVMSG     17
+#define SYS_ACCEPT4     18
 #endif
 
 #ifdef __UCLIBC_HAS_THREADS_NATIVE__
@@ -82,6 +83,46 @@ weak_alias(__libc_accept,accept)
 libc_hidden_weak(accept)
 #endif
 
+#ifdef L_accept4
+#ifdef __NR_accept4
+# define __NR___sys_accept4  __NR_accept4
+static _syscall4(int, __sys_accept4, int, fd, struct sockaddr *, addr, socklen_t *, addrlen, int, flags)
+int accept4(int fd, struct sockaddr *addr, socklen_t * addrlen, int flags)
+{
+	if (SINGLE_THREAD_P)
+		return __sys_accept4(fd, addr, addrlen, flags);
+#ifdef __UCLIBC_HAS_THREADS_NATIVE__
+	else {
+		int oldtype = LIBC_CANCEL_ASYNC ();
+		int result = __sys_accept4(fd, addr, addrlen, flags);
+		LIBC_CANCEL_RESET (oldtype);
+		return result;
+	}
+#endif
+}
+#elif defined(__NR_socketcall)
+int accept4(int fd, struct sockaddr *addr, socklen_t *addrlen, int flags)
+{
+	unsigned long args[4];
+
+	args[0] = fd;
+	args[1] = (unsigned long) addr;
+	args[2] = (unsigned long) addrlen;
+	args[3] = flags;
+	if (SINGLE_THREAD_P)
+		return __socketcall(SYS_ACCEPT4, args);
+#ifdef __UCLIBC_HAS_THREADS_NATIVE__
+	else {
+		int oldtype = LIBC_CANCEL_ASYNC ();
+		int result = __socketcall(SYS_ACCEPT4, args);
+		LIBC_CANCEL_RESET (oldtype);
+		return result;
+	}
+#endif
+}
+#endif
+#endif
+
 #ifdef L_bind
 #ifdef __NR_bind
 _syscall3(int, bind, int, sockfd, const struct sockaddr *, myaddr, socklen_t, addrlen)
@@ -560,3 +601,4 @@ int socketpair(int family, int type, int protocol, int sockvec[2])
 }
 #endif
 #endif
+

libc/misc/fts/fts.c

@@ -87,10 +87,8 @@ static int      fts_safe_changedir (FTS *, FTSENT *, int, const char *)
 #define	BREAD		3		/* fts_read */
 
 FTS *
-fts_open(argv, options, compar)
-	char * const *argv;
-	register int options;
-	int (*compar) (const FTSENT **, const FTSENT **);
+fts_open( char * const *argv, register int options,
+		int (*compar) (const FTSENT **, const FTSENT **))
 {
 	register FTS *sp;
 	register FTSENT *p, *root;
@@ -204,9 +202,7 @@ mem1:	free(sp);
 
 static void
 internal_function
-fts_load(sp, p)
-	FTS *sp;
-	register FTSENT *p;
+fts_load(FTS *sp, register FTSENT *p)
 {
 	register int len;
 	register char *cp;
@@ -230,8 +226,7 @@ fts_load(sp, p)
 }
 
 int
-fts_close(sp)
-	FTS *sp;
+fts_close(FTS *sp)
 {
 	register FTSENT *freep, *p;
 	int saved_errno;
@@ -284,8 +279,7 @@ fts_close(sp)
 	    ? p->fts_pathlen - 1 : p->fts_pathlen)
 
 FTSENT *
-fts_read(sp)
-	register FTS *sp;
+fts_read(register FTS *sp)
 {
 	register FTSENT *p, *tmp;
 	register int instr;
@@ -481,10 +475,7 @@ name:		t = sp->fts_path + NAPPEND(p->fts_parent);
  */
 /* ARGSUSED */
 int
-fts_set(sp, p, instr)
-	FTS *sp;
-	FTSENT *p;
-	int instr;
+fts_set(FTS *sp, FTSENT *p, int instr)
 {
 	if (instr != 0 && instr != FTS_AGAIN && instr != FTS_FOLLOW &&
 	    instr != FTS_NOINSTR && instr != FTS_SKIP) {
@@ -496,9 +487,7 @@ fts_set(sp, p, instr)
 }
 
 FTSENT *
-fts_children(sp, instr)
-	register FTS *sp;
-	int instr;
+fts_children(register FTS *sp, int instr)
 {
 	register FTSENT *p;
 	int fd;
@@ -579,9 +568,7 @@ fts_children(sp, instr)
  */
 static FTSENT *
 internal_function
-fts_build(sp, type)
-	register FTS *sp;
-	int type;
+fts_build(register FTS *sp, int type)
 {
 	register struct dirent *dp;
 	register FTSENT *p, *head;
@@ -851,10 +838,7 @@ mem1:				saved_errno = errno;
 
 static u_short
 internal_function
-fts_stat(sp, p, follow)
-	FTS *sp;
-	register FTSENT *p;
-	int follow;
+fts_stat(FTS *sp, register FTSENT *p, int follow)
 {
 	register FTSENT *t;
 	register dev_t dev;
@@ -935,10 +919,7 @@ err:		memset(sbp, 0, sizeof(struct stat));
 
 static FTSENT *
 internal_function
-fts_sort(sp, head, nitems)
-	FTS *sp;
-	FTSENT *head;
-	register int nitems;
+fts_sort(FTS *sp, FTSENT *head, register int nitems)
 {
 	register FTSENT **ap, *p;
 
@@ -973,10 +954,7 @@ fts_sort(sp, head, nitems)
 
 static FTSENT *
 internal_function
-fts_alloc(sp, name, namelen)
-	FTS *sp;
-	const char *name;
-	size_t namelen;
+fts_alloc(FTS *sp, const char *name, size_t namelen)
 {
 	register FTSENT *p;
 	size_t len;
@@ -1013,8 +991,7 @@ fts_alloc(sp, name, namelen)
 
 static void
 internal_function
-fts_lfree(head)
-	register FTSENT *head;
+fts_lfree(register FTSENT *head)
 {
 	register FTSENT *p;
 
@@ -1033,9 +1010,7 @@ fts_lfree(head)
  */
 static int
 internal_function
-fts_palloc(sp, more)
-	FTS *sp;
-	size_t more;
+fts_palloc(FTS *sp, size_t more)
 {
 	char *p;
 
@@ -1067,9 +1042,7 @@ fts_palloc(sp, more)
  */
 static void
 internal_function
-fts_padjust(sp, head)
-	FTS *sp;
-	FTSENT *head;
+fts_padjust(FTS *sp, FTSENT *head)
 {
 	FTSENT *p;
 	char *addr = sp->fts_path;
@@ -1094,8 +1067,7 @@ fts_padjust(sp, head)
 
 static size_t
 internal_function
-fts_maxarglen(argv)
-	char * const *argv;
+fts_maxarglen(char * const *argv)
 {
 	size_t len, max;
 
@@ -1112,11 +1084,7 @@ fts_maxarglen(argv)
  */
 static int
 internal_function
-fts_safe_changedir(sp, p, fd, path)
-	FTS *sp;
-	FTSENT *p;
-	int fd;
-	const char *path;
+fts_safe_changedir(FTS *sp, FTSENT *p, int fd, const char *path)
 {
 	int ret, oerrno, newfd;
 	struct stat64 sb;

libc/misc/wordexp/wordexp.c

@@ -20,6 +20,7 @@
    Boston, MA 02111-1307, USA.  */
 
 #include <features.h>
+#include <bits/kernel-features.h>
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <fcntl.h>
@@ -757,16 +758,21 @@ exec_comm_child(char *comm, int *fildes, int showerr, int noexec)
 
 	/* Redirect output.  */
 	fd = fildes[1];
-	if (fd != 1) {
-		dup2(fd, 1);
+	if (likely(fd != STDOUT_FILENO)) {
+		dup2(fd, STDOUT_FILENO);
 		close(fd);
 	}
-
+#if defined O_CLOEXEC && defined __UCLIBC_LINUX_SPECIFIC__ && defined __ASSUME_PIPE2
+	else {
+		/* Reset the close-on-exec flag (if necessary).  */
+		fcntl (fd, F_SETFD, 0);
+	}
+#endif
 	/* Redirect stderr to /dev/null if we have to.  */
 	if (showerr == 0) {
-		close(2);
+		close(STDERR_FILENO);
 		fd = open(_PATH_DEVNULL, O_WRONLY);
-		if (fd >= 0 && fd != 2) {
+		if (fd >= 0 && fd != STDERR_FILENO) {
 			dup2(fd, 2);
 			close(fd);
 		}
@@ -802,10 +808,15 @@ exec_comm(char *comm, char **word, size_t * word_length,
 	/* Don't fork() unless necessary */
 	if (!comm || !*comm)
 		return 0;
-
-	if (pipe(fildes))
+#if defined O_CLOEXEC && defined __UCLIBC_LINUX_SPECIFIC__ && defined __ASSUME_PIPE2
+	if (pipe2(fildes, O_CLOEXEC) < 0)
 		/* Bad */
 		return WRDE_NOSPACE;
+#else
+	if (pipe(fildes) < 0)
+		/* Bad */
+		return WRDE_NOSPACE;
+#endif
 
 	if ((pid = fork()) < 0) {
 		/* Bad */

libc/stdlib/__uc_malloc.c

@@ -39,6 +39,7 @@ void *__uc_malloc(size_t size)
 			return p;
 		if (!__uc_malloc_failed)
 			_exit(1);
+		free(p);
 		__uc_malloc_failed(size);
 	}
 }

libc/sysdeps/linux/arm/Makefile.arch

@@ -24,7 +24,12 @@ ifeq ($(UCLIBC_HAS_ADVANCED_REALTIME),y)
 CSRC += posix_fadvise.c posix_fadvise64.c
 endif
 
-ifeq ($(CONFIG_ARM_EABI),y)
+# Is our compiler set up for EABI ?
+IS_EABI:=$(shell $(CC) $(CFLAGS) -x c - -E -dM </dev/null 2>/dev/null \
+                 |sed -r -e '/^\#[[:space:]]*define[[:space:]]+__ARM_EABI__([[:space:]]+1)?$$/!d; s/.+/y/;' \
+          )
+
+ifeq ($(IS_EABI),y)
 CSRC += aeabi_assert.c aeabi_atexit.c aeabi_errno_addr.c \
 	aeabi_localeconv.c aeabi_memclr.c aeabi_memcpy.c \
 	aeabi_memmove.c aeabi_memset.c find_exidx.c
@@ -37,7 +42,7 @@ else
 CSRC += syscall.c
 endif
 
-ifeq ($(CONFIG_ARM_EABI),y)
+ifeq ($(IS_EABI),y)
 libc-static-y += $(ARCH_OUT)/aeabi_lcsts.o $(ARCH_OUT)/aeabi_math.o \
 	$(ARCH_OUT)/aeabi_sighandlers.o
 libc-nonshared-y += $(ARCH_OUT)/aeabi_lcsts.os $(ARCH_OUT)/aeabi_math.os \

libc/sysdeps/linux/arm/bits/arm_asm.h

@@ -24,5 +24,12 @@
 #define THUMB1_ONLY 1
 #endif
 
-#endif /* _ARM_ASM_H */
+#if defined(__USE_BX__)
+# if (   defined (__ARM_ARCH_2__)  || defined (__ARM_ARCH_3__) \
+      || defined (__ARM_ARCH_3M__) || defined (__ARM_ARCH_4__) \
+     )
+#  error Use of BX was requested, but is not available on the target processor.
+# endif /* ARCH level */
+#endif /* __USE_BX__ */
 
+#endif /* _ARM_ASM_H */

libc/sysdeps/linux/arm/bits/huge_val.h

@@ -32,7 +32,7 @@
 # define HUGE_VAL (__extension__ 0x1.0p2047)
 #elif defined __GNUC__
 
-#ifndef __CONFIG_ARM_EABI__
+#ifndef __ARM_EABI__
 # define HUGE_VAL \
   (__extension__							      \
    ((union { unsigned __l __attribute__((__mode__(__DI__))); double __d; })   \
@@ -50,7 +50,7 @@
 
 typedef union { unsigned char __c[8]; double __d; } __huge_val_t;
 
-#ifndef __CONFIG_ARM_EABI__
+#ifndef __ARM_EABI__
 # if __BYTE_ORDER == __BIG_ENDIAN
 #  define __HUGE_VAL_bytes	{ 0, 0, 0, 0, 0x7f, 0xf0, 0, 0 }
 # endif

libc/sysdeps/linux/arm/crtn.S

@@ -15,7 +15,6 @@
 	.arm
 	ldmdb	fp, {r4, r5, r6, r7, r8, r9, sl, fp, sp, pc}
 #endif
-	.size	_init, .-_init
 	
 	.section .fini
 	.global	_fini
@@ -29,7 +28,6 @@
 	.arm
 	ldmdb	fp, {r4, r5, r6, r7, r8, r9, sl, fp, sp, pc}
 #endif
-	.size	_fini, .-_fini
 	
 	@ In fact this is modified to 3.4.4
 	.ident	"GCC: (GNU) 3.3.2 20031005 (Debian prerelease)"

libc/sysdeps/linux/arm/sysdep.h

@@ -21,6 +21,7 @@
 #define _LINUX_ARM_SYSDEP_H 1
 
 #include <common/sysdep.h>
+#include <bits/arm_asm.h>
 
 #include <sys/syscall.h>
 /* For Linux we can use the system call table in the header file

libc/sysdeps/linux/avr32/crtn.S

@@ -4,11 +4,9 @@
 	.global	_init
 	.type	_init, @function
 	ldm	sp++, r6, pc
-	.size	_init, . - _init
 
 	.section .fini
 	.align	2
 	.global _fini
 	.type	_fini, @function
 	ldm	sp++, r6, pc
-	.size	_fini, . - _fini

libc/sysdeps/linux/common/Makefile.in

@@ -19,14 +19,14 @@ CSRC-$(UCLIBC_LINUX_MODULE_24) += create_module.c query_module.c \
 	get_kernel_syms.c
 # we need these internally: fstatfs.c statfs.c
 CSRC-$(UCLIBC_LINUX_SPECIFIC) += capget.c capset.c inotify.c ioperm.c iopl.c \
-	madvise.c modify_ldt.c personality.c ppoll.c prctl.c readahead.c reboot.c \
+	modify_ldt.c pipe2.c personality.c ppoll.c prctl.c \
+	readahead.c reboot.c \
 	remap_file_pages.c sched_getaffinity.c sched_setaffinity.c \
 	sendfile64.c sendfile.c setfsgid.c setfsuid.c setresuid.c \
 	splice.c vmsplice.c tee.c signalfd.c swapoff.c swapon.c \
 	sync_file_range.c sysctl.c sysinfo.c timerfd.c uselib.c vhangup.c
-ifeq ($(UCLIBC_LINUX_SPECIFIC)$(UCLIBC_HAS_THREADS_NATIVE),yy)
-CSRC-y += madvise.c
-endif
+# NPTL needs these internally: madvise.c
+CSRC-$(findstring y,$(UCLIBC_LINUX_SPECIFIC)$(UCLIBC_HAS_THREADS_NATIVE)) += madvise.c
 ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
 CSRC- += fork.c getpid.c raise.c open.c close.c read.c write.c
 CSRC- += $(if $(findstring =arm=,=$(TARGET_ARCH)=),vfork.c)
@@ -52,7 +52,7 @@ CSRC-$(UCLIBC_HAS_XATTR) += xattr.c
 CSRC-$(UCLIBC_HAS_PROFILING) += noophooks.c #pcprofile.c
 CSRC-$(UCLIBC_SV4_DEPRECATED) += ustat.c
 CSRC- += $(if $(findstring =c6x=,=$(TARGET_ARCH)=),vfork.c)
-CSRC- += $(if $(findstring =sh=,=$(TARGET_ARCH)=),longjmp.c vfork.c)
+CSRC- += $(if $(findstring =sh=,=$(TARGET_ARCH)=),vfork.c)
 CSRC- += $(if $(findstring =sparc=,=$(TARGET_ARCH)=),vfork.c)
 CSRC- += $(if $(findstring =i386=,=$(TARGET_ARCH)=),vfork.c)
 

libc/sysdeps/linux/common/bits/kernel-features.h

@@ -309,6 +309,19 @@
 # define __ASSUME_O_CLOEXEC 1
 #endif
 
+/* Support for various CLOEXEC and NONBLOCK flags was added for x86,
+ *    x86-64, PPC, IA-64, and SPARC in 2.6.27.  */
+#if __LINUX_KERNEL_VERSION >= 0x02061b \
+    && (defined __i386__ || defined __x86_64__ || defined __powerpc__ \
+        || defined __ia64__ || defined __sparc__ || defined __s390__)
+/* # define __ASSUME_SOCK_CLOEXEC  1 */
+/* # define __ASSUME_IN_NONBLOCK   1 */
+# define __ASSUME_PIPE2         1
+/* # define __ASSUME_EVENTFD2      1 */
+/* # define __ASSUME_SIGNALFD4     1 */
+#endif
+
+
 /* These features were surely available with 2.4.12.  */
 #if __LINUX_KERNEL_VERSION >= 132108 && defined __mc68000__
 # define __ASSUME_MMAP2_SYSCALL		1
@@ -454,6 +467,18 @@
 #define __ASSUME_IEEE_RAISE_EXCEPTION	1
 #endif
 
+/* Support for the accept4 syscall was added in 2.6.28.  */
+#if __LINUX_KERNEL_VERSION >= 0x02061c \
+    && (defined __i386__ || defined __x86_64__ || defined __powerpc__ \
+        || defined __sparc__ || defined __s390__)
+# define __ASSUME_ACCEPT4       1
+#endif
+
+/* Support for the accept4 syscall for alpha was added after 2.6.33-rc1.  */
+#if __LINUX_KERNEL_VERSION >= 0x020621 && defined __alpha__
+# define __ASSUME_ACCEPT4       1
+#endif
+
 /* Support for the FUTEX_CLOCK_REALTIME flag was added in 2.6.29.  */
 #if __LINUX_KERNEL_VERSION >= 0x02061d
 # define __ASSUME_FUTEX_CLOCK_REALTIME	1

libc/sysdeps/linux/common/epoll.c

@@ -9,6 +9,11 @@
 
 #include <sys/syscall.h>
 #include <sys/epoll.h>
+#ifdef __UCLIBC_HAS_THREADS_NATIVE__
+# include <sysdep-cancel.h>
+#else
+# define SINGLE_THREAD_P 1
+#endif
 
 /*
  * epoll_create()
@@ -17,6 +22,13 @@
 _syscall1(int, epoll_create, int, size)
 #endif
 
+/*
+ * epoll_create1()
+ */
+#ifdef __NR_epoll_create1
+_syscall1(int, epoll_create1, int, flags)
+#endif
+
 /*
  * epoll_ctl()
  */
@@ -28,5 +40,44 @@ _syscall4(int,epoll_ctl, int, epfd, int, op, int, fd, struct epoll_event *, even
  * epoll_wait()
  */
 #ifdef __NR_epoll_wait
-_syscall4(int, epoll_wait, int, epfd, struct epoll_event *, events, int, maxevents, int, timeout)
+extern __typeof(epoll_wait) __libc_epoll_wait;
+int __libc_epoll_wait(int epfd, struct epoll_event *events, int maxevents, int timeout)
+{
+	if (SINGLE_THREAD_P)
+		return INLINE_SYSCALL(epoll_wait, 4, epfd, events, maxevents, timeout);
+# ifdef __UCLIBC_HAS_THREADS_NATIVE__
+	else {
+		int oldtype = LIBC_CANCEL_ASYNC ();
+		int result = INLINE_SYSCALL(epoll_wait, 4, epfd, events, maxevents, timeout);
+		LIBC_CANCEL_RESET (oldtype);
+		return result;
+	}
+# endif
+}
+weak_alias(__libc_epoll_wait, epoll_wait)
+#endif
+
+/*
+ * epoll_pwait()
+ */
+#ifdef __NR_epoll_pwait
+# include <signal.h>
+
+extern __typeof(epoll_pwait) __libc_epoll_pwait;
+int __libc_epoll_pwait(int epfd, struct epoll_event *events, int maxevents,
+						int timeout, const sigset_t *set)
+{
+    int nsig = _NSIG / 8;
+	if (SINGLE_THREAD_P)
+		return INLINE_SYSCALL(epoll_pwait, 6, epfd, events, maxevents, timeout, set, nsig);
+# ifdef __UCLIBC_HAS_THREADS_NATIVE__
+	else {
+		int oldtype = LIBC_CANCEL_ASYNC ();
+		int result = INLINE_SYSCALL(epoll_pwait, 6, epfd, events, maxevents, timeout, set, nsig);
+		LIBC_CANCEL_RESET (oldtype);
+		return result;
+	}
+# endif
+}
+weak_alias(__libc_epoll_pwait, epoll_pwait)
 #endif

libc/sysdeps/linux/common/getcwd.c

@@ -69,7 +69,7 @@ static char *search_dir(dev_t this_dev, ino_t this_ino, char *path_buf, int path
 	slen++;
 
 	dp = opendir(path_buf);
-	if (dp == 0) {
+	if (!dp) {
 	    goto oops;
 	}
 
@@ -78,6 +78,7 @@ static char *search_dir(dev_t this_dev, ino_t this_ino, char *path_buf, int path
 		if (slow_search || this_ino == d->d_ino) {
 # endif
 			if (slen + strlen(d->d_name) > path_size) {
+			    closedir(dp);
 			    goto oops;
 			}
 			strcpy(ptr + 1, d->d_name);

libc/sysdeps/linux/common/longjmp.c

@@ -24,7 +24,7 @@
 extern void __longjmp (__jmp_buf __env, int __val) attribute_noreturn;
 libc_hidden_proto(__longjmp)
 
-#if 0
+#ifdef __UCLIBC_HAS_THREADS_NATIVE__
 extern void _longjmp_unwind (jmp_buf env, int val);
 #endif
 
@@ -34,7 +34,7 @@ extern __typeof(longjmp) __libc_longjmp attribute_noreturn;
    call there to return VAL, or 1 if VAL is 0.  */
 void __libc_longjmp (sigjmp_buf env, int val)
 {
-#if 0
+#ifdef __UCLIBC_HAS_THREADS_NATIVE__
   /* Perform any cleanups needed by the frames being unwound.  */
   _longjmp_unwind (env, val);
 #endif

libc/sysdeps/linux/common/pipe2.c

@@ -0,0 +1,16 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * pipe2() for uClibc
+ *
+ * Copyright (C) 2011 Bernhard Reutner-Fischer <uclibc@uclibc.org>
+ *
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+
+#include <sys/syscall.h>
+#include <unistd.h>
+
+#ifdef __NR_pipe2
+_syscall2(int, pipe2, int *, filedes, int, flags)
+libc_hidden_def(pipe2)
+#endif

libc/sysdeps/linux/common/stubs.c

@@ -31,10 +31,48 @@ static int enosys_stub(void)
 # undef __NR_sync_file_range
 #endif
 
+#ifndef __UCLIBC_LINUX_SPECIFIC__
+# undef __NR_pipe2
+#endif
+
+#ifndef __UCLIBC_HAS_SOCKET__
+# undef __NR_accept
+# undef __NR_accept4
+# undef __NR_bind
+# undef __NR_connect
+# undef __NR_getpeername
+# undef __NR_getsockname
+# undef __NR_getsockopt
+# undef __NR_listen
+# undef __NR_recv
+# undef __NR_recvfrom
+# undef __NR_recvmsg
+# undef __NR_send
+# undef __NR_sendmsg
+# undef __NR_sendto
+# undef __NR_setsockopt
+# undef __NR_shutdown
+# undef __NR_socket
+# undef __NR_socketcall
+# undef __NR_socketpair
+#endif
+
+#if !defined __NR_accept && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(accept)
+#endif
+
+#if !defined __NR_accept4 && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(accept4)
+#endif
+
 #ifndef __NR_bdflush
 make_stub(bdflush)
 #endif
 
+#if !defined __NR_bind && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(bind)
+#endif
+
 #ifndef __NR_capget
 make_stub(capget)
 #endif
@@ -43,6 +81,10 @@ make_stub(capget)
 make_stub(capset)
 #endif
 
+#if !defined __NR_connect && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(connect)
+#endif
+
 #ifndef __NR_create_module
 make_stub(create_module)
 #endif
@@ -91,10 +133,22 @@ make_stub(fsetxattr)
 make_stub(get_kernel_syms)
 #endif
 
+#if !defined __NR_getpeername && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(getpeername)
+#endif
+
 #if !defined(__NR_getpgrp) && (defined(__NR_getpgid) && (defined(__NR_getpid) || defined(__NR_getxpid)))
 make_stub(getpgrp)
 #endif
 
+#if !defined __NR_getsockname && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(getsockname)
+#endif
+
+#if !defined __NR_getsockopt && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(getsockopt)
+#endif
+
 #ifndef __NR_getxattr
 make_stub(getxattr)
 #endif
@@ -107,6 +161,10 @@ make_stub(init_module)
 make_stub(lgetxattr)
 #endif
 
+#if !defined __NR_listen && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(listen)
+#endif
+
 #ifndef __NR_listxattr
 make_stub(listxattr)
 #endif
@@ -123,6 +181,10 @@ make_stub(lremovexattr)
 make_stub(lsetxattr)
 #endif
 
+#ifndef __NR_pipe2
+make_stub(pipe2)
+#endif
+
 #ifndef __NR_pivot_root
 make_stub(pivot_root)
 #endif
@@ -131,6 +193,18 @@ make_stub(pivot_root)
 make_stub(query_module)
 #endif
 
+#if !defined __NR_recv && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(recv)
+#endif
+
+#if !defined __NR_recvfrom && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(recvfrom)
+#endif
+
+#if !defined __NR_recvmsg && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(recvmsg)
+#endif
+
 #ifndef __NR_removexattr
 make_stub(removexattr)
 #endif
@@ -143,14 +217,46 @@ make_stub(sched_getaffinity)
 make_stub(sched_setaffinity)
 #endif
 
+#if !defined __NR_send && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(send)
+#endif
+
+#if !defined __NR_sendmsg && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(sendmsg)
+#endif
+
+#if !defined __NR_sendto && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(sendto)
+#endif
+
+#if !defined __NR_setsockopt && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(setsockopt)
+#endif
+
 #ifndef __NR_setxattr
 make_stub(setxattr)
 #endif
 
+#if !defined __NR_shutdown && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(shutdown)
+#endif
+
 #if !defined(__NR_signalfd4) && !defined(__NR_signalfd)
 make_stub(signalfd)
 #endif
 
+#if !defined __NR_socket && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(socket)
+#endif
+
+#if !defined __NR_socketcall && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(socketcall)
+#endif
+
+#if !defined __NR_socketpair && !defined __NR_socketcall && !defined __UCLIBC_HAS_SOCKET__
+make_stub(socketpair)
+#endif
+
 #ifndef __NR_rt_sigtimedwait
 make_stub(sigtimedwait)
 make_stub(sigwaitinfo)

libc/sysdeps/linux/common/sys/epoll.h

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2006, 2007, 2008, 2009 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -22,6 +22,42 @@
 #include <stdint.h>
 #include <sys/types.h>
 
+/* Get __sigset_t.  */
+#include <bits/sigset.h>
+
+#ifndef __sigset_t_defined
+# define __sigset_t_defined
+typedef __sigset_t sigset_t;
+#endif
+
+
+/* Flags to be passed to epoll_create1.  */
+
+enum
+  {
+#if defined __alpha__
+    EPOLL_CLOEXEC = 010000000,
+# define EPOLL_CLOEXEC EPOLL_CLOEXEC
+    EPOLL_NONBLOCK = 04
+# define EPOLL_NONBLOCK EPOLL_NONBLOCK
+#else
+# if defined __sparc__
+    EPOLL_CLOEXEC = 020000000,
+# else
+    EPOLL_CLOEXEC = 02000000,
+# endif
+# define EPOLL_CLOEXEC EPOLL_CLOEXEC
+# if defined __mips__
+    EPOLL_NONBLOCK = 0200
+# elif defined __sparc__
+    EPOLL_NONBLOCK = 040000
+# else
+    EPOLL_NONBLOCK = 04000
+# endif
+#define EPOLL_NONBLOCK EPOLL_NONBLOCK
+#endif
+  };
+
 
 enum EPOLL_EVENTS
   {
@@ -55,9 +91,9 @@ enum EPOLL_EVENTS
 
 
 /* Valid opcodes ( "op" parameter ) to issue to epoll_ctl().  */
-#define EPOLL_CTL_ADD 1	/* Add a file decriptor to the interface.  */
-#define EPOLL_CTL_DEL 2	/* Remove a file decriptor from the interface.  */
-#define EPOLL_CTL_MOD 3	/* Change file decriptor epoll_event structure.  */
+#define EPOLL_CTL_ADD 1	/* Add a file descriptor to the interface.  */
+#define EPOLL_CTL_DEL 2	/* Remove a file descriptor from the interface.  */
+#define EPOLL_CTL_MOD 3	/* Change file descriptor epoll_event structure.  */
 
 
 typedef union epoll_data
@@ -72,7 +108,11 @@ struct epoll_event
 {
   uint32_t events;	/* Epoll events */
   epoll_data_t data;	/* User data variable */
-};
+}
+#if defined __x86_64__
+__attribute__((packed))
+#endif
+;
 
 
 __BEGIN_DECLS
@@ -83,6 +123,10 @@ __BEGIN_DECLS
    returned by epoll_create() should be closed with close().  */
 extern int epoll_create (int __size) __THROW;
 
+/* Same as epoll_create but with a FLAGS parameter.  The unused SIZE
+   parameter has been dropped.  */
+extern int epoll_create1 (int __flags) __THROW;
+
 
 /* Manipulate an epoll instance "epfd". Returns 0 in case of success,
    -1 in case of error ( the "errno" variable will contain the
@@ -107,6 +151,16 @@ extern int epoll_ctl (int __epfd, int __op, int __fd,
 extern int epoll_wait (int __epfd, struct epoll_event *__events,
 		       int __maxevents, int __timeout);
 
+
+/* Same as epoll_wait, but the thread's signal mask is temporarily
+   and atomically replaced with the one provided as parameter.
+
+   This function is a cancellation point and therefore not marked with
+   __THROW.  */
+extern int epoll_pwait (int __epfd, struct epoll_event *__events,
+			int __maxevents, int __timeout,
+			__const __sigset_t *__ss);
+
 __END_DECLS
 
 #endif /* sys/epoll.h */

libc/sysdeps/linux/cris/crtn.S

@@ -9,7 +9,6 @@
 	move.d	[$sp+],$r1
 	Ret
 	nop
-	.size	_init, .-_init
 
 	.section	.fini
 	.align	1
@@ -20,4 +19,3 @@
 	move.d	[$sp+],$r1
 	Ret
 	nop
-	.size	_fini, .-_fini

libc/sysdeps/linux/frv/crtn.S

@@ -32,7 +32,6 @@ Cambridge, MA 02139, USA.  */
 	ld @(sp,gr0), fp
 	addi sp,#16,sp
 	jmpl @(gr5,gr0)
-	.size	_init, .-_init
 	
 	.section .fini,"x"
 	.globl _fini
@@ -41,4 +40,3 @@ Cambridge, MA 02139, USA.  */
 	ld @(sp,gr0), fp
 	addi sp,#16,sp
 	jmpl @(gr5,gr0)
-	.size	_fini, .-_fini

libc/sysdeps/linux/h8300/crtn.S

@@ -14,7 +14,6 @@
 ; #NO_APP
 	mov.l	@er7+,er6
 	rts
-	.size	__init, .-__init
 ; #APP
 
 	.section .fini
@@ -24,7 +23,6 @@
 ; #NO_APP
 	mov.l	@er7+,er6
 	rts
-	.size	__fini, .-__fini
 ; #APP
 
 	.end

libc/sysdeps/linux/i386/crtn.S

@@ -6,7 +6,6 @@
 	popl	%ebx
 	popl	%ebp
 	ret
-.size _init,.-_init
 
 
 
@@ -16,7 +15,6 @@
 	popl	%ebx
 	popl	%ebp
 	ret
-.size _fini,.-_fini
 
 
 

libc/sysdeps/linux/i386/posix_fadvise64.S

@@ -22,7 +22,7 @@
 #include <bits/errno.h>
 #include <sys/syscall.h>
 
-#if defined __NR_fadvise64_64
+#if defined __NR_fadvise64_64 || defined __NR_fadvise64
 
 /* Was named __libc_posix_fadvise64 for some inexplicable reason.
 ** google says only uclibc has *__libc*_posix_fadviseXXX,
@@ -35,6 +35,7 @@
 .global posix_fadvise64
 .type   posix_fadvise64,%function
 posix_fadvise64:
+#if defined __NR_fadvise64_64
 	/* Save regs  */
 	pushl	%ebp
 	pushl	%ebx
@@ -91,6 +92,7 @@ overflow:
 
 	/* Returns 0 on success, else an error code.  */
 	negl	%eax
+#endif
 
 	/* Successful; return the syscall's value.  */
 	ret

libc/sysdeps/linux/microblaze/crtn.S

@@ -26,7 +26,6 @@
 
 	.end	_init
 $Lfe2:
-	.size	_init,$Lfe2-_init
 
 	.section .fini
 	.align	2
@@ -40,6 +39,5 @@ $Lfe2:
 
 	.end	_fini
 $Lfe3:
-	.size	_fini,$Lfe3-_fini
 
 /*@TRAILER_BEGINS*/

libc/sysdeps/linux/mips/crtn.S

@@ -10,7 +10,6 @@
 #NO_APP
 	.align	2
 	.globl	_init
-	.ent	_init
 	.type	_init, @function
 #NO_APP
 	lw	$31,28($sp)
@@ -22,14 +21,12 @@
 	.set	macro
 	.set	reorder
 
-	.end	_init
 #APP
 	
 	.section .fini
 #NO_APP
 	.align	2
 	.globl	_fini
-	.ent	_fini
 	.type	_fini, @function
 #NO_APP
 	lw	$31,28($sp)
@@ -41,7 +38,6 @@
 	.set	macro
 	.set	reorder
 
-	.end	_fini
 #APP
 	
 	.ident	"GCC: (GNU) 3.3.2"
@@ -54,10 +50,8 @@
 	
 	.section .init
 #NO_APP
-	.align	2
 	.align	3
 	.globl	_init
-	.ent	_init
 	.type	_init, @function
 #NO_APP
 	ld	$31,8($sp)
@@ -68,16 +62,12 @@
 	addiu	$sp,$sp,16
 	.set	macro
 	.set	reorder
-
-	.end	_init
 #APP
 	
 	.section .fini
 #NO_APP
-	.align	2
 	.align	3
 	.globl	_fini
-	.ent	_fini
 	.type	_fini, @function
 #NO_APP
 	ld	$31,8($sp)
@@ -89,7 +79,6 @@
 	.set	macro
 	.set	reorder
 
-	.end	_fini
 #APP
 	
 	.ident	"GCC: (GNU) 3.4.3"
@@ -105,7 +94,6 @@
 #NO_APP
 	.align	2
 	.globl	_init
-	.ent	_init
 	.type	_init, @function
 #NO_APP
 	ld	$31,24($sp)
@@ -118,14 +106,12 @@
 	.set	macro
 	.set	reorder
 
-	.end	_init
 #APP
 	
 	.section .fini
 #NO_APP
 	.align	2
 	.globl	_fini
-	.ent	_fini
 	.type	_fini, @function
 #NO_APP
 	ld	$31,24($sp)
@@ -138,7 +124,6 @@
 	.set	macro
 	.set	reorder
 
-	.end	_fini
 #APP
 	
 	.ident	"GCC: (GNU) 3.3.2"

libc/sysdeps/linux/powerpc/crtn.S

@@ -9,7 +9,6 @@
 	addi 1,1,32
 	mtlr 0
 	blr
-	.size	_init, .-_init
 	
 	.section .fini
 	.align 2
@@ -20,4 +19,3 @@
 	addi 1,1,32
 	mtlr 0
 	blr
-	.size	_fini, .-_fini

libc/sysdeps/linux/sh/Makefile.arch

@@ -7,6 +7,6 @@
 #
 
 CSRC := \
-	mmap.c pipe.c __init_brk.c brk.c sbrk.c pread_write.c longjmp.c cacheflush.c
+	mmap.c pipe.c __init_brk.c brk.c sbrk.c pread_write.c cacheflush.c
 
-SSRC := setjmp.S __longjmp.S ___fpscr_values.S
+SSRC := setjmp.S __longjmp.S ___fpscr_values.S vfork.S

libc/sysdeps/linux/sh/crtn.S

@@ -15,7 +15,6 @@
 	.align 2
 .L6:
 .L7:
-	.size	_init, .-_init
 	
 	.section .fini
 	.hidden  _fini
@@ -31,6 +30,5 @@
 	.align 2
 .L11:
 .L12:
-	.size	_fini, .-_fini
 	
 	.ident	"GCC: (GNU) 3.3.2"

libc/sysdeps/linux/sh/longjmp.c

@@ -1,56 +0,0 @@
-/* Copyright (C) 1991, 92, 94, 95, 97, 98, 2000 Free Software Foundation, Inc.
-   Copyright (C) 2001 Hewlett-Packard Australia
-
- This program is free software; you can redistribute it and/or modify it under
- the terms of the GNU Library General Public License as published by the Free
- Software Foundation; either version 2 of the License, or (at your option) any
- later version.
-
- This program is distributed in the hope that it will be useful, but WITHOUT
- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more
- details.
-
- You should have received a copy of the GNU Library General Public License
- along with this program; if not, write to the Free Software Foundation, Inc.,
- 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-
- Derived in part from the Linux-8086 C library, the GNU C Library, and several
- other sundry sources.  Files within this library are copyright by their
- respective copyright holders.
-*/
-
-#include <stddef.h>
-#include <setjmp.h>
-#include <signal.h>
-
-libc_hidden_proto(sigprocmask)
-
-extern int __longjmp(char *env, int val);
-libc_hidden_proto(__longjmp)
-
-extern void _longjmp_unwind (jmp_buf env, int val);
-
-
-/* Set the signal mask to the one specified in ENV, and jump
-   to the position specified in ENV, causing the setjmp
-   call there to return VAL, or 1 if VAL is 0.  */
-void __libc_siglongjmp (sigjmp_buf env, int val)
-{
-  /* Perform any cleanups needed by the frames being unwound.  */
-
-  _longjmp_unwind (env, val);
-
-  if (env[0].__mask_was_saved)
-    /* Restore the saved signal mask.  */
-    (void) sigprocmask (SIG_SETMASK, &env[0].__saved_mask,
-			  (sigset_t *) NULL);
-
-  /* Call the machine-dependent function to restore machine state.  */
-  __longjmp ((char *) env[0].__jmpbuf, val ?: 1);
-}
-
-__asm__(".weak longjmp; longjmp = __libc_siglongjmp");
-__asm__(".weak _longjmp; _longjmp = __libc_siglongjmp");
-__asm__(".weak siglongjmp; siglongjmp = __libc_siglongjmp");
-strong_alias(__libc_siglongjmp, __libc_longjmp)

libc/sysdeps/linux/sh64/crtn.S

@@ -14,7 +14,6 @@
 	ptabs	r18, tr0
 	addi.l	r15, 16, r15
 	blink	tr0, r63
-	.size	_init, .-_init
 	
 	.section .fini
 	.hidden  _fini
@@ -28,6 +27,5 @@
 	ptabs	r18, tr0
 	addi.l	r15, 16, r15
 	blink	tr0, r63
-	.size	_fini, .-_fini
 	
 	.ident	"GCC: (GNU) 3.3.2"

libc/sysdeps/linux/sparc/crtn.S

@@ -7,7 +7,6 @@
 	.proc	020
 	ret
 	restore
-	.size	_init, .-_init
 	
 	.section .fini
 	.align 4
@@ -16,4 +15,3 @@
 	.proc	020
 	ret
 	restore
-	.size	_fini, .-_fini

libc/sysdeps/linux/v850/crtn.S

@@ -8,7 +8,6 @@
 	.type	__init, @function
 #NO_APP
 	jr __return_r31
-	.size	__init, .-__init
 #APP
 	
 	.section .fini
@@ -18,7 +17,6 @@
 	.type	__fini, @function
 #NO_APP
 	jr __return_r31
-	.size	__fini, .-__fini
 #APP
 	
 	.ident	"GCC: (GNU) 3.3.2"

libc/sysdeps/linux/vax/crtn.S

@@ -9,7 +9,6 @@ __gnu_compiled_c:
 	.type	 _init,@function
 	ret
 .Lfe2:
-	.size	 _init,.Lfe2-_init
 
 	.section .fini
 	.align 1
@@ -17,5 +16,4 @@ __gnu_compiled_c:
 	.type	 _fini,@function
 	ret
 .Lfe3:
-	.size	 _fini,.Lfe3-_fini
 	.ident	"GCC: (GNU) 2.95.2 19991024 (release) (Linux/VAX CVS)"

libc/sysdeps/linux/x86_64/crtn.S

@@ -7,7 +7,6 @@
 .type    _init, %function
 	addq $8, %rsp
 	ret
-.size _init,.-_init
 
 
 .section .fini
@@ -15,4 +14,3 @@
 .type    _fini, %function
 	addq $8, %rsp
 	ret
-.size _fini, .-_fini

libc/sysdeps/linux/x86_64/sys/epoll.h

@@ -1,110 +0,0 @@
-/* Copyright (C) 2002,2003,2004,2005,2006 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#ifndef	_SYS_EPOLL_H
-#define	_SYS_EPOLL_H	1
-
-#include <stdint.h>
-#include <sys/types.h>
-
-
-enum EPOLL_EVENTS
-  {
-    EPOLLIN = 0x001,
-#define EPOLLIN EPOLLIN
-    EPOLLPRI = 0x002,
-#define EPOLLPRI EPOLLPRI
-    EPOLLOUT = 0x004,
-#define EPOLLOUT EPOLLOUT
-    EPOLLRDNORM = 0x040,
-#define EPOLLRDNORM EPOLLRDNORM
-    EPOLLRDBAND = 0x080,
-#define EPOLLRDBAND EPOLLRDBAND
-    EPOLLWRNORM = 0x100,
-#define EPOLLWRNORM EPOLLWRNORM
-    EPOLLWRBAND = 0x200,
-#define EPOLLWRBAND EPOLLWRBAND
-    EPOLLMSG = 0x400,
-#define EPOLLMSG EPOLLMSG
-    EPOLLERR = 0x008,
-#define EPOLLERR EPOLLERR
-    EPOLLHUP = 0x010,
-#define EPOLLHUP EPOLLHUP
-    EPOLLONESHOT = (1 << 30),
-#define EPOLLONESHOT EPOLLONESHOT
-    EPOLLET = (1 << 31)
-#define EPOLLET EPOLLET
-  };
-
-
-/* Valid opcodes ( "op" parameter ) to issue to epoll_ctl().  */
-#define EPOLL_CTL_ADD 1	/* Add a file decriptor to the interface.  */
-#define EPOLL_CTL_DEL 2	/* Remove a file decriptor from the interface.  */
-#define EPOLL_CTL_MOD 3	/* Change file decriptor epoll_event structure.  */
-
-
-typedef union epoll_data
-{
-  void *ptr;
-  int fd;
-  uint32_t u32;
-  uint64_t u64;
-} epoll_data_t;
-
-struct epoll_event
-{
-  uint32_t events;	/* Epoll events */
-  epoll_data_t data;	/* User data variable */
-} __attribute__ ((__packed__));
-
-
-__BEGIN_DECLS
-
-/* Creates an epoll instance.  Returns an fd for the new instance.
-   The "size" parameter is a hint specifying the number of file
-   descriptors to be associated with the new instance.  The fd
-   returned by epoll_create() should be closed with close().  */
-extern int epoll_create (int __size) __THROW;
-
-
-/* Manipulate an epoll instance "epfd". Returns 0 in case of success,
-   -1 in case of error ( the "errno" variable will contain the
-   specific error code ) The "op" parameter is one of the EPOLL_CTL_*
-   constants defined above. The "fd" parameter is the target of the
-   operation. The "event" parameter describes which events the caller
-   is interested in and any associated user data.  */
-extern int epoll_ctl (int __epfd, int __op, int __fd,
-		      struct epoll_event *__event) __THROW;
-
-
-/* Wait for events on an epoll instance "epfd". Returns the number of
-   triggered events returned in "events" buffer. Or -1 in case of
-   error with the "errno" variable set to the specific error code. The
-   "events" parameter is a buffer that will contain triggered
-   events. The "maxevents" is the maximum number of events to be
-   returned ( usually size of "events" ). The "timeout" parameter
-   specifies the maximum wait time in milliseconds (-1 == infinite).
-
-   This function is a cancellation point and therefore not marked with
-   __THROW.  */
-extern int epoll_wait (int __epfd, struct epoll_event *__events,
-		       int __maxevents, int __timeout);
-
-__END_DECLS
-
-#endif /* sys/epoll.h */

libm/Makefile.in

@@ -20,7 +20,7 @@
 # by Erik Andersen <andersen@codepoet.org>
 #
 
-subdirs += libm
+subdirs += libm libm/$(TARGET_ARCH)
 
 CFLAGS-libm := -DNOT_IN_libc -DIS_IN_libm $(SSP_ALL_CFLAGS)
 CFLAGS-libm += -D_IEEE_LIBM

libpthread/linuxthreads.old/cancel.c

@@ -213,7 +213,7 @@ void __pthread_perform_cleanup(char *currentframe)
 }
 
 #ifndef __PIC__
-/* We need a hook to force the cancelation wrappers to be linked in when
+/* We need a hook to force the cancellation wrappers to be linked in when
    static libpthread is used.  */
 extern const char __pthread_provide_wrappers;
 static const char *const __pthread_require_wrappers =

libpthread/linuxthreads.old/pthread.c

@@ -1159,7 +1159,7 @@ void __pthread_message(char * fmt, ...)
 
 
 #ifndef __PIC__
-/* We need a hook to force the cancelation wrappers to be linked in when
+/* We need a hook to force the cancellation wrappers to be linked in when
    static libpthread is used.  */
 extern const char __pthread_provide_wrappers;
 static const char *const __pthread_require_wrappers =

libpthread/linuxthreads.old/wrapsyscall.c

@@ -1,4 +1,4 @@
-/* Wrapper arpund system calls to provide cancelation points.
+/* Wrapper arpund system calls to provide cancellation points.
    Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
@@ -227,3 +227,16 @@ CANCELABLE_SYSCALL (ssize_t, sendto, (int fd, const __ptr_t buf, size_t n,
 				      socklen_t addr_len),
 		    (fd, buf, n, flags, addr, addr_len))
 #endif /* __UCLIBC_HAS_SOCKET__ */
+
+#ifdef  __UCLIBC_HAS_EPOLL__
+# ifdef __NR_epoll_wait
+CANCELABLE_SYSCALL (int, epoll_wait, (int epfd, struct epoll_event *events, int maxevents, int timeout),
+		    (epfd, events, maxevents, timeout))
+# endif
+# ifdef __NR_epoll_pwait
+#  include <signal.h>
+CANCELABLE_SYSCALL (int, epoll_pwait, (int epfd, struct epoll_event *events, int maxevents, int timeout,
+				       const sigset_t *set),
+		    (epfd, events, maxevents, timeout, set))
+# endif
+#endif

libpthread/linuxthreads.old_db/td_ta_delete.c

@@ -45,7 +45,7 @@ td_ta_delete (td_thragent_t *ta)
 	runp = runp->next;
 
       if (runp->next == NULL)
-	/* It's not a valid decriptor since it is not in the list.  */
+	/* It's not a valid descriptor since it is not in the list.  */
 	return TD_BADTA;
 
       runp->next = runp->next->next;

libpthread/linuxthreads_db/td_ta_delete.c

@@ -45,7 +45,7 @@ td_ta_delete (td_thragent_t *ta)
 	runp = runp->next;
 
       if (runp->next == NULL)
-	/* It's not a valid decriptor since it is not in the list.  */
+	/* It's not a valid descriptor since it is not in the list.  */
 	return TD_BADTA;
 
       runp->next = runp->next->next;

libpthread/nptl/.gitignore

@@ -18,6 +18,9 @@ sysdeps/unix/sysv/linux/lowlevelrobustlock.h
 sysdeps/unix/sysv/linux/structsem.h
 sysdeps/unix/sysv/linux/unwindbuf.h
 sysdeps/unix/sysv/linux/pthread-pi-defines.h
+sysdeps/pthread/crt[in].S
+sysdeps/pthread/defs.h
+sysdeps/pthread/pt-initfini.s
 #
 # symlinks
 #

libpthread/nptl/ChangeLog

@@ -6717,7 +6717,7 @@
 
 2003-07-15  Ulrich Drepper  <drepper@redhat.com>
 
-	* tst-tcancel-wrappers.sh: lseek and llseek are not cancelation points.
+	* tst-tcancel-wrappers.sh: lseek and llseek are not cancellation points.
 
 2003-07-14  Ulrich Drepper  <drepper@redhat.com>
 
@@ -10308,7 +10308,7 @@
 
 	* sysdeps/unix/sysv/linux/i386/sysdep-cancel.h: Define
 	SINGLE_THREAD_P.  If in libc or libpthread examine multiple_thread
-	member of thread decriptor, otherwise return unconditionally 1.
+	member of thread descriptor, otherwise return unconditionally 1.
 
 2002-12-14  Ulrich Drepper  <drepper@redhat.com>
 
@@ -10990,7 +10990,7 @@
 	the static TLS block.
 	(allocate_stack): Call _dl_allocate_tls_init for user-provided stack.
 
-	* cancellation.c: Renamed from cancelation.c.
+	* cancellation.c: Renamed from cancellation.c.
 	* Makefile: Adjust accordingly.
 	* pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P.
 	* cleanup_defer.c: Use CANCELLATION_P.

libpthread/nptl/Makefile.in

@@ -63,9 +63,11 @@ librt-a-y += $(librt_OBJS)
 endif
 librt-so-y += $(librt_OBJS:.o=.oS) $(librt-pt-shared-only-routines-y:.o=.oS)
 
-ifneq ($(UCLIBC_CTOR_DTOR),y)
-START_FILE-libpthread.so := $(top_builddir)/libpthread/nptl/sysdeps/pthread/crti.o $(SHARED_START_FILES)
-END_FILE-libpthread.so := $(SHARED_END_FILES) $(top_builddir)/libpthread/nptl/sysdeps/pthread/crtn.o
+ifeq ($(UCLIBC_CTOR_DTOR),y)
+START_FILE-libpthread.so := $(top_builddir)libpthread/nptl/sysdeps/pthread/pt-crti.o
+END_FILE-libpthread.so := $(top_builddir)libpthread/nptl/sysdeps/pthread/pt-crtn.o
+LDFLAGS-libpthread.so += -nostartfiles
+$(top_builddir)lib/libpthread.so: | $(START_FILE-libpthread.so) $(END_FILE-libpthread.so)
 endif
 
 libpthread_FULL_NAME := libpthread-$(VERSION).so
@@ -137,9 +139,9 @@ CLEAN_libpthread/nptl:
 	$(do_rm) $(addprefix $(libpthread_OUT)/*., o os oS a)
 
 ifeq ($(PTHREADS_DEBUG_SUPPORT),y)
-LDFLAGS-libpthread.so := $(LDFLAGS_NOSTRIP) -Wl,-z,defs
+LDFLAGS-libpthread.so += $(LDFLAGS_NOSTRIP) -Wl,-z,defs
 else
-LDFLAGS-libpthread.so := $(LDFLAGS)
+LDFLAGS-libpthread.so += $(LDFLAGS)
 endif
 
 LDFLAGS-libpthread.so += $(top_builddir)lib/$(UCLIBC_LDSO_NAME)-$(VERSION).so $(top_builddir)lib/libdl-$(VERSION).so \

libpthread/nptl/pthreadP.h

@@ -312,7 +312,7 @@ __do_cancel (void)
 # define LIBC_CANCEL_HANDLED()	/* Nothing.  */
 #endif
 
-/* The signal used for asynchronous cancelation.  */
+/* The signal used for asynchronous cancellation.  */
 #define SIGCANCEL	__SIGRTMIN
 
 

libpthread/nptl/sysdeps/pthread/Makefile.in

@@ -67,22 +67,48 @@ librt-pt-shared-only-routines-y = rt-unwind-resume.c
 
 ifeq ($(UCLIBC_CTOR_DTOR),y)
 CFLAGS-OMIT-pt-initfini.c = $(CFLAGS-pthread)
-CFLAGS-pt-initfini.c = -S -g0 -fPIC -fno-inline-functions	\
+CFLAGS-pt-initfini.c = -S -g0 $(PICFLAG) -fno-inline-functions	\
 			$(call check_gcc,-fno-unit-at-a-time,)	\
+			$(SSP_DISABLE_FLAGS) \
 			-finhibit-size-directive			\
+			-fno-asynchronous-unwind-tables -fno-unwind-tables \
 			$(patsubst -f%,-fno-%,$(call check_gcc,-fexceptions,))
-ASFLAGS-crti.S = -g0
-ASFLAGS-crtn.S = -g0
 
-$(libpthread_pthread_OUT)/pt-initfini.s: $(libpthread_pthread_DIR)/pt-initfini.c
+#ASFLAGS += $(PICFLAG) -I$(top_srcdir)include -I$(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH)
+ifneq ($(wildcard $(libpthread_pthread_DIR)/../unix/sysv/linux/$(TARGET_ARCH)/pt-initfini.c),)
+PTHREAD_INITFINI := $(libpthread_pthread_DIR)/../unix/sysv/linux/$(TARGET_ARCH)/pt-initfini.c
+else
+PTHREAD_INITFINI := $(libpthread_pthread_DIR)/pt-initfini.c
+endif
+
+ASFLAGS-pt-crti.S =  $(PICFLAG)
+ASFLAGS-pt-crtn.S =  $(PICFLAG)
+
+$(libpthread_pthread_OUT)/pt-crti.o: $(libpthread_pthread_OUT)/pt-crti.S
+	$(compile.S)
+
+$(libpthread_pthread_OUT)/pt-crtn.o: $(libpthread_pthread_OUT)/pt-crtn.S
+	$(compile.S)
+
+$(libpthread_pthread_OUT)/pt-initfini.s: $(PTHREAD_INITFINI) | $(top_builddir)include/bits/uClibc_config.h
 	$(compile.c)
-	$(do_sed) '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \
-		$(do_awk) $(libpthread_pthread_DIR)/defs.awk > $(libpthread_pthread_OUT)/defs.h
+$(libpthread_pthread_OUT)/defs.h: $(PTHREAD_INITFINI)
+	$(do_sed) -n -e '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \
+		$(AWK) -f $(top_srcdir)extra/scripts/defs.awk > $@.tmp
+	$(Q)mv $@.tmp $@
 
-$(libpthread_pthread_OUT)/crti.S $(libpthread_pthread_OUT)/crtn.S: $(libpthread_pthread_OUT)/pt-initfini.s
-	$(do_sed) -e '1,/@HEADER_ENDS/p' \
+$(libpthread_pthread_OUT)/pt-crti.S: $(libpthread_pthread_OUT)/pt-initfini.s $(libpthread_pthread_OUT)/defs.h
+	$(do_sed) -n -e '/[ 	]*\.file/d' \
+		-e '1,/@HEADER_ENDS/p' \
 		-e '/@_.*_PROLOG_BEGINS/,/@_.*_PROLOG_ENDS/p' \
-		-e '/@TRAILER_BEGINS/,$$p' $< > $@
+		-e '/@TRAILER_BEGINS/,$$p' $< > $@.tmp
+	$(Q)mv $@.tmp $@
+$(libpthread_pthread_OUT)/pt-crtn.S: $(libpthread_pthread_OUT)/pt-initfini.s $(libpthread_pthread_OUT)/defs.h
+	$(do_sed) -n -e '/[ 	]*\.file/d' \
+		-e '1,/@HEADER_ENDS/p' \
+		-e '/@_.*_EPILOG_BEGINS/,/@_.*_EPILOG_ENDS/p' \
+		-e '/@TRAILER_BEGINS/,$$p' $< > $@.tmp
+	$(Q)mv $@.tmp $@
 endif
 # It would have been easier to just add dummy files that include the real
 # impl, but ok.

libpthread/nptl/sysdeps/pthread/defs.awk

@@ -1,24 +0,0 @@
-/^[ 	]*\.endp/	 { need_endp = 1 }
-/^[ 	]*\.end/	 { need_end = 1 }
-/^[ 	]*\.align/ { if($2 > max) max = $2; }
-
-END {
-    if(need_endp)
-    {
-	print "#define END_INIT .endp _init";
-	print "#define END_FINI .endp _fini";
-    } else if(need_end)
-    {
-	print "#define END_INIT .end _init";
-	print "#define END_FINI .end _fini";
-    }
-    else
-    {
-	print "#define END_INIT";
-	print "#define END_FINI";
-    }
-    if(max)
-	print "#define ALIGN .align", max;
-    else
-	print "#define ALIGN";
-}

libpthread/nptl/sysdeps/pthread/pt-initfini.c

@@ -44,6 +44,10 @@
 
 /* Embed an #include to pull in the alignment and .end directives. */
 __asm__ ("\n#include \"defs.h\"");
+__asm__ ("\n#if defined __i686 && defined __ASSEMBLER__");
+__asm__ ("\n#undef __i686");
+__asm__ ("\n#define __i686 __i686");
+__asm__ ("\n#endif");
 
 /* The initial common code ends here. */
 __asm__ ("\n/*@HEADER_ENDS*/");

libpthread/nptl/sysdeps/pthread/pthread_once.c

@@ -38,7 +38,7 @@ __pthread_once (
       lll_lock (once_lock, LLL_PRIVATE);
 
       /* XXX This implementation is not complete.  It doesn't take
-	 cancelation and fork into account.  */
+	 cancellation and fork into account.  */
       if (*once_control == PTHREAD_ONCE_INIT)
 	{
 	  init_routine ();

libpthread/nptl/sysdeps/unix/sysv/linux/i386/lowlevellock.h

@@ -336,7 +336,7 @@ LLL_STUB_UNWIND_INFO_END
     })
 
 #define lll_robust_lock(futex, id, private) \
-  ({ int __result, ignore1, ignore2;					      \
+  ({ int __ret, ignore1, ignore2;					      \
      __asm__ __volatile__ (LOCK_INSTR "cmpxchgl %1, %2\n\t"			      \
 		       "jnz _L_robust_lock_%=\n\t"			      \
 		       ".subsection 1\n\t"				      \
@@ -350,11 +350,11 @@ LLL_STUB_UNWIND_INFO_END
 		       ".previous\n"					      \
 		       LLL_STUB_UNWIND_INFO_4				      \
 		       "18:"						      \
-		       : "=a" (__result), "=c" (ignore1), "=m" (futex),	      \
+		       : "=a" (__ret), "=c" (ignore1), "=m" (futex),	      \
 			 "=&d" (ignore2)				      \
 		       : "0" (0), "1" (id), "m" (futex), "g" ((int) (private))\
 		       : "memory");					      \
-     __result; })
+     __ret; })
 
 
 /* Special version of lll_lock which causes the unlock function to
@@ -383,7 +383,7 @@ LLL_STUB_UNWIND_INFO_END
 
 
 #define lll_robust_cond_lock(futex, id, private) \
-  ({ int __result, ignore1, ignore2;					      \
+  ({ int __ret, ignore1, ignore2;					      \
      __asm__ __volatile__ (LOCK_INSTR "cmpxchgl %1, %2\n\t"			      \
 		       "jnz _L_robust_cond_lock_%=\n\t"			      \
 		       ".subsection 1\n\t"				      \
@@ -397,16 +397,16 @@ LLL_STUB_UNWIND_INFO_END
 		       ".previous\n"					      \
 		       LLL_STUB_UNWIND_INFO_4				      \
 		       "18:"						      \
-		       : "=a" (__result), "=c" (ignore1), "=m" (futex),	      \
+		       : "=a" (__ret), "=c" (ignore1), "=m" (futex),	      \
 			 "=&d" (ignore2)				      \
 		       : "0" (0), "1" (id | FUTEX_WAITERS), "m" (futex),      \
 			 "g" ((int) (private))				      \
 		       : "memory");					      \
-     __result; })
+     __ret; })
 
 
 #define lll_timedlock(futex, timeout, private) \
-  ({ int __result, ignore1, ignore2, ignore3;				      \
+  ({ int __ret, ignore1, ignore2, ignore3;				      \
      __asm__ __volatile__ (LOCK_INSTR "cmpxchgl %1, %3\n\t"			      \
 		       "jnz _L_timedlock_%=\n\t"			      \
 		       ".subsection 1\n\t"				      \
@@ -420,16 +420,16 @@ LLL_STUB_UNWIND_INFO_END
 		       ".previous\n"					      \
 		       LLL_STUB_UNWIND_INFO_4				      \
 		       "18:"						      \
-		       : "=a" (__result), "=c" (ignore1), "=&d" (ignore2),      \
+		       : "=a" (__ret), "=c" (ignore1), "=&d" (ignore2),      \
 			 "=m" (futex), "=S" (ignore3)			      \
 		       : "0" (0), "1" (1), "m" (futex), "m" (timeout),	      \
 			 "4" ((int) (private))				      \
 		       : "memory");					      \
-     __result; })
+     __ret; })
 
 
 #define lll_robust_timedlock(futex, timeout, id, private) \
-  ({ int __result, ignore1, ignore2, ignore3;				      \
+  ({ int __ret, ignore1, ignore2, ignore3;				      \
      __asm__ __volatile__ (LOCK_INSTR "cmpxchgl %1, %3\n\t"			      \
 		       "jnz _L_robust_timedlock_%=\n\t"			      \
 		       ".subsection 1\n\t"				      \
@@ -443,12 +443,12 @@ LLL_STUB_UNWIND_INFO_END
 		       ".previous\n"					      \
 		       LLL_STUB_UNWIND_INFO_4				      \
 		       "18:"						      \
-		       : "=a" (__result), "=c" (ignore1), "=&d" (ignore2),      \
+		       : "=a" (__ret), "=c" (ignore1), "=&d" (ignore2),      \
 			 "=m" (futex), "=S" (ignore3)			      \
 		       : "0" (0), "1" (id), "m" (futex), "m" (timeout),	      \
 			 "4" ((int) (private))				      \
 		       : "memory");					      \
-     __result; })
+     __ret; })
 
 #if defined NOT_IN_libc || defined UP
 # define __lll_unlock_asm LOCK_INSTR "subl $1, %0\n\t"
@@ -570,15 +570,15 @@ extern int __lll_timedwait_tid (int *tid, const struct timespec *abstime)
      __attribute__ ((regparm (2))) attribute_hidden;
 #define lll_timedwait_tid(tid, abstime) \
   ({									      \
-    int __result = 0;							      \
+    int __ret = 0;							      \
     if (tid != 0)							      \
       {									      \
 	if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000)	      \
-	  __result = EINVAL;						      \
+	  __ret = EINVAL;						      \
 	else								      \
-	  __result = __lll_timedwait_tid (&tid, abstime);		      \
+	  __ret = __lll_timedwait_tid (&tid, abstime);		      \
       }									      \
-    __result; })
+    __ret; })
 
 #endif  /* !__ASSEMBLER__ */
 

libpthread/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.h

@@ -98,7 +98,7 @@ extern int __lll_unlock_wake_private (int *__futex) attribute_hidden;
 extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
 
 #define lll_trylock(futex) \
-  ({ unsigned char __result; \
+  ({ unsigned char __ret; \
      __asm__ __volatile__ ("\
 	.align 2\n\
 	mova 1f,r0\n\
@@ -112,15 +112,15 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
      1: mov r1,r15\n\
 	mov #-1,%0\n\
 	negc %0,%0"\
-	: "=r" (__result) \
+	: "=r" (__ret) \
 	: "r" (&(futex)), \
 	  "r" (LLL_LOCK_INITIALIZER_LOCKED), \
 	  "r" (LLL_LOCK_INITIALIZER) \
 	: "r0", "r1", "r2", "t", "memory"); \
-     __result; })
+     __ret; })
 
 #define lll_robust_trylock(futex, id)	\
-  ({ unsigned char __result; \
+  ({ unsigned char __ret; \
      __asm__ __volatile__ ("\
 	.align 2\n\
 	mova 1f,r0\n\
@@ -134,15 +134,15 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
      1: mov r1,r15\n\
 	mov #-1,%0\n\
 	negc %0,%0"\
-	: "=r" (__result) \
+	: "=r" (__ret) \
 	: "r" (&(futex)), \
 	  "r" (id), \
 	  "r" (LLL_LOCK_INITIALIZER) \
 	: "r0", "r1", "r2", "t", "memory"); \
-     __result; })
+     __ret; })
 
 #define lll_cond_trylock(futex) \
-  ({ unsigned char __result; \
+  ({ unsigned char __ret; \
      __asm__ __volatile__ ("\
 	.align 2\n\
 	mova 1f,r0\n\
@@ -156,15 +156,15 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
      1: mov r1,r15\n\
 	mov #-1,%0\n\
 	negc %0,%0"\
-	: "=r" (__result) \
+	: "=r" (__ret) \
 	: "r" (&(futex)), \
 	  "r" (LLL_LOCK_INITIALIZER_WAITERS), \
 	  "r" (LLL_LOCK_INITIALIZER) \
 	: "r0", "r1", "r2", "t", "memory"); \
-     __result; })
+     __ret; })
 
 #define lll_lock(futex, private) \
-  (void) ({ int __result, *__futex = &(futex); \
+  (void) ({ int __ret, *__futex = &(futex); \
 	    __asm__ __volatile__ ("\
 		.align 2\n\
 		mova 1f,r0\n\
@@ -176,20 +176,20 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
 		bf 1f\n\
 		mov.l %1,@%2\n\
 	     1: mov r1,r15"\
-		: "=&r" (__result) : "r" (1), "r" (__futex) \
+		: "=&r" (__ret) : "r" (1), "r" (__futex) \
 		: "r0", "r1", "t", "memory"); \
-	    if (__result) \
+	    if (__ret) \
 	      { \
 		if (__builtin_constant_p (private) \
 		    && (private) == LLL_PRIVATE) \
-		  __lll_lock_wait_private (__result, __futex); \
+		  __lll_lock_wait_private (__ret, __futex); \
 	        else \
-		  __lll_lock_wait (__result, __futex, (private));	\
+		  __lll_lock_wait (__ret, __futex, (private));	\
 	      } \
     })
 
 #define lll_robust_lock(futex, id, private) \
-  ({ int __result, *__futex = &(futex); \
+  ({ int __ret, *__futex = &(futex); \
      __asm__ __volatile__ ("\
 	.align 2\n\
 	mova 1f,r0\n\
@@ -201,16 +201,16 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
 	bf 1f\n\
 	mov.l %1,@%2\n\
       1: mov r1,r15"\
-	: "=&r" (__result) : "r" (id), "r" (__futex) \
+	: "=&r" (__ret) : "r" (id), "r" (__futex) \
 	: "r0", "r1", "t", "memory"); \
-     if (__result) \
-       __result = __lll_robust_lock_wait (__result, __futex, private); \
-     __result; })
+     if (__ret) \
+       __ret = __lll_robust_lock_wait (__ret, __futex, private); \
+     __ret; })
 
 /* Special version of lll_mutex_lock which causes the unlock function to
    always wakeup waiters.  */
 #define lll_cond_lock(futex, private) \
-  (void) ({ int __result, *__futex = &(futex); \
+  (void) ({ int __ret, *__futex = &(futex); \
 	    __asm__ __volatile__ ("\
 		.align 2\n\
 		mova 1f,r0\n\
@@ -222,13 +222,13 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
 		bf 1f\n\
 		mov.l %1,@%2\n\
 	     1: mov r1,r15"\
-		: "=&r" (__result) : "r" (2), "r" (__futex) \
+		: "=&r" (__ret) : "r" (2), "r" (__futex) \
 		: "r0", "r1", "t", "memory"); \
-	    if (__result) \
-	      __lll_lock_wait (__result, __futex, private); })
+	    if (__ret) \
+	      __lll_lock_wait (__ret, __futex, private); })
 
 #define lll_robust_cond_lock(futex, id, private) \
-  ({ int __result, *__futex = &(futex); \
+  ({ int __ret, *__futex = &(futex); \
      __asm__ __volatile__ ("\
 	.align 2\n\
 	mova 1f,r0\n\
@@ -240,14 +240,14 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
 	bf 1f\n\
 	mov.l %1,@%2\n\
      1: mov r1,r15"\
-	: "=&r" (__result) : "r" (id | FUTEX_WAITERS), "r" (__futex) \
+	: "=&r" (__ret) : "r" (id | FUTEX_WAITERS), "r" (__futex) \
 	: "r0", "r1", "t", "memory"); \
-      if (__result) \
-	__result = __lll_robust_lock_wait (__result, __futex, private); \
-      __result; })
+      if (__ret) \
+	__ret = __lll_robust_lock_wait (__ret, __futex, private); \
+      __ret; })
 
 #define lll_timedlock(futex, timeout, private) \
-  ({ int __result, *__futex = &(futex); \
+  ({ int __ret, *__futex = &(futex); \
      __asm__ __volatile__ ("\
 	.align 2\n\
 	mova 1f,r0\n\
@@ -259,14 +259,14 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
 	bf 1f\n\
 	mov.l %1,@%2\n\
      1: mov r1,r15"\
-	: "=&r" (__result) : "r" (1), "r" (__futex) \
+	: "=&r" (__ret) : "r" (1), "r" (__futex) \
 	: "r0", "r1", "t", "memory"); \
-    if (__result) \
-      __result = __lll_timedlock_wait (__result, __futex, timeout, private); \
-    __result; })
+    if (__ret) \
+      __ret = __lll_timedlock_wait (__ret, __futex, timeout, private); \
+    __ret; })
 
 #define lll_robust_timedlock(futex, timeout, id, private) \
-  ({ int __result, *__futex = &(futex); \
+  ({ int __ret, *__futex = &(futex); \
      __asm__ __volatile__ ("\
 	.align 2\n\
 	mova 1f,r0\n\
@@ -278,15 +278,15 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
 	bf 1f\n\
 	mov.l %1,@%2\n\
      1: mov r1,r15"\
-	: "=&r" (__result) : "r" (id), "r" (__futex) \
+	: "=&r" (__ret) : "r" (id), "r" (__futex) \
 	: "r0", "r1", "t", "memory"); \
-    if (__result) \
-      __result = __lll_robust_timedlock_wait (__result, __futex, \
+    if (__ret) \
+      __ret = __lll_robust_timedlock_wait (__ret, __futex, \
 					      timeout, private); \
-    __result; })
+    __ret; })
 
 #define lll_unlock(futex, private) \
-  (void) ({ int __result, *__futex = &(futex); \
+  (void) ({ int __ret, *__futex = &(futex); \
 	    __asm__ __volatile__ ("\
 		.align 2\n\
 		mova 1f,r0\n\
@@ -296,9 +296,9 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
 		add #-1,%0\n\
 		mov.l %0,@%1\n\
 	     1: mov r1,r15"\
-		: "=&r" (__result) : "r" (__futex) \
+		: "=&r" (__ret) : "r" (__futex) \
 		: "r0", "r1", "memory"); \
-	    if (__result) \
+	    if (__ret) \
 	      { \
 		if (__builtin_constant_p (private) \
 		    && (private) == LLL_PRIVATE) \
@@ -309,7 +309,7 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
     })
 
 #define lll_robust_unlock(futex, private) \
-  (void) ({ int __result, *__futex = &(futex); \
+  (void) ({ int __ret, *__futex = &(futex); \
 	    __asm__ __volatile__ ("\
 		.align 2\n\
 		mova 1f,r0\n\
@@ -319,9 +319,9 @@ extern int __lll_unlock_wake (int *__futex, int private) attribute_hidden;
 		and %2,%0\n\
 		mov.l %0,@%1\n\
 	     1: mov r1,r15"\
-		: "=&r" (__result) : "r" (__futex), "r" (FUTEX_WAITERS) \
+		: "=&r" (__ret) : "r" (__futex), "r" (FUTEX_WAITERS) \
 		: "r0", "r1", "memory");	\
-	    if (__result) \
+	    if (__ret) \
 	      __lll_unlock_wake (__futex, private); })
 
 #define lll_robust_dead(futex, private)		       \
@@ -405,15 +405,15 @@ extern int __lll_timedwait_tid (int *tid, const struct timespec *abstime)
      attribute_hidden;
 #define lll_timedwait_tid(tid, abstime) \
   ({									      \
-    int __result = 0;							      \
+    int __ret = 0;							      \
     if (tid != 0)							      \
       {									      \
 	if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000)	      \
-	  __result = EINVAL;						      \
+	  __ret = EINVAL;						      \
 	else								      \
-	  __result = __lll_timedwait_tid (&tid, abstime);		      \
+	  __ret = __lll_timedwait_tid (&tid, abstime);		      \
       }									      \
-    __result; })
+    __ret; })
 
 #endif  /* !__ASSEMBLER__ */
 

libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h

@@ -332,7 +332,7 @@ LLL_STUB_UNWIND_INFO_END
     })									      \
 
 #define lll_robust_lock(futex, id, private) \
-  ({ int result, ignore1, ignore2;					      \
+  ({ int __ret, ignore1, ignore2;					      \
     __asm__ __volatile__ (LOCK_INSTR "cmpxchgl %4, %2\n\t"			      \
 		      "jnz 1f\n\t"					      \
 		      ".subsection 1\n\t"				      \
@@ -348,10 +348,10 @@ LLL_STUB_UNWIND_INFO_END
 		      LLL_STUB_UNWIND_INFO_5				      \
 		      "24:"						      \
 		      : "=S" (ignore1), "=D" (ignore2), "=m" (futex),	      \
-			"=a" (result)					      \
+			"=a" (__ret)					      \
 		      : "1" (id), "m" (futex), "3" (0), "0" (private)	      \
 		      : "cx", "r11", "cc", "memory");			      \
-    result; })
+    __ret; })
 
 #define lll_cond_lock(futex, private) \
   (void)								      \
@@ -377,7 +377,7 @@ LLL_STUB_UNWIND_INFO_END
     })
 
 #define lll_robust_cond_lock(futex, id, private) \
-  ({ int result, ignore1, ignore2;					      \
+  ({ int __ret, ignore1, ignore2;					      \
     __asm__ __volatile__ (LOCK_INSTR "cmpxchgl %4, %2\n\t"			      \
 		      "jnz 1f\n\t"					      \
 		      ".subsection 1\n\t"				      \
@@ -393,14 +393,14 @@ LLL_STUB_UNWIND_INFO_END
 		      LLL_STUB_UNWIND_INFO_5				      \
 		      "24:"						      \
 		      : "=S" (ignore1), "=D" (ignore2), "=m" (futex),	      \
-			"=a" (result)					      \
+			"=a" (__ret)					      \
 		      : "1" (id | FUTEX_WAITERS), "m" (futex), "3" (0),	      \
 			"0" (private)					      \
 		      : "cx", "r11", "cc", "memory");			      \
-    result; })
+    __ret; })
 
 #define lll_timedlock(futex, timeout, private) \
-  ({ int result, ignore1, ignore2, ignore3;				      \
+  ({ int __ret, ignore1, ignore2, ignore3;				      \
      __asm__ __volatile__ (LOCK_INSTR "cmpxchgl %1, %4\n\t"			      \
 		       "jnz 1f\n\t"					      \
 		       ".subsection 1\n\t"				      \
@@ -416,15 +416,15 @@ LLL_STUB_UNWIND_INFO_END
 		       ".previous\n"					      \
 		       LLL_STUB_UNWIND_INFO_6				      \
 		       "24:"						      \
-		       : "=a" (result), "=D" (ignore1), "=S" (ignore2),	      \
+		       : "=a" (__ret), "=D" (ignore1), "=S" (ignore2),	      \
 			 "=&d" (ignore3), "=m" (futex)			      \
 		       : "0" (0), "1" (1), "m" (futex), "m" (timeout),	      \
 			 "2" (private)					      \
 		       : "memory", "cx", "cc", "r10", "r11");		      \
-     result; })
+     __ret; })
 
 #define lll_robust_timedlock(futex, timeout, id, private) \
-  ({ int result, ignore1, ignore2, ignore3;				      \
+  ({ int __ret, ignore1, ignore2, ignore3;				      \
      __asm__ __volatile__ (LOCK_INSTR "cmpxchgl %1, %4\n\t"			      \
 		       "jnz 1f\n\t"					      \
 		       ".subsection 1\n\t"				      \
@@ -440,12 +440,12 @@ LLL_STUB_UNWIND_INFO_END
 		       ".previous\n"					      \
 		       LLL_STUB_UNWIND_INFO_6				      \
 		       "24:"						      \
-		       : "=a" (result), "=D" (ignore1), "=S" (ignore2),       \
+		       : "=a" (__ret), "=D" (ignore1), "=S" (ignore2),       \
 			 "=&d" (ignore3), "=m" (futex)			      \
 		       : "0" (0), "1" (id), "m" (futex), "m" (timeout),	      \
 			 "2" (private)					      \
 		       : "memory", "cx", "cc", "r10", "r11");		      \
-     result; })
+     __ret; })
 
 #if defined NOT_IN_libc || defined UP
 # define __lll_unlock_asm_start LOCK_INSTR "decl %0\n\t"		      \
@@ -583,15 +583,15 @@ extern int __lll_timedwait_tid (int *tid, const struct timespec *abstime)
      attribute_hidden;
 #define lll_timedwait_tid(tid, abstime) \
   ({									      \
-    int __result = 0;							      \
+    int __ret = 0;							      \
     if (tid != 0)							      \
       {									      \
 	if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000)	      \
-	  __result = EINVAL;						      \
+	  __ret = EINVAL;						      \
 	else								      \
-	  __result = __lll_timedwait_tid (&tid, abstime);		      \
+	  __ret = __lll_timedwait_tid (&tid, abstime);		      \
       }									      \
-    __result; })
+    __ret; })
 
 #endif  /* !__ASSEMBLER__ */