Add missing order-only prereq for unifdef

For O= make sure that top_builddir/extra/scripts is created
before trying to build unifdef into it.

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

rm uClibc_arch_features.h on install

uClibc_arch_features.h is included already by libc-symbols.h.
If gcc needs it, fix gcc.

Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

disable libutil related prototypes if asked to

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

fix misplaced HAS_LIBUTIL knob

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

DO_XSI_MATH: add config knob

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

UCLIBC_HAS_RESOLV_STUB: Rename config symbol

s/UCLIBC_HAS_RESOLV_STUB/UCLIBC_HAS_LIBRESOLV_STUB/
for consistency.

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

libutil: provide knob to disable it

These tty utility functions are non-standard. They usually
are available on BSD and/or glibc based systems.

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

libnsl: add knob to disable it

It's a dummy either way.

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

fixup working in helptexts

and spell out suggested defaults for LDSO_RUNPATH

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

test: sync up with toplevel buildsys

test/Rules.mak was duplicating too much from the toplevel Rules.mak (which
is included anyway).

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

.gitignore more testfiles

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

MAXFLOAT: obsolescent in SUSv4

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

_Exit(): add weak alias to _exit() for C99

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

correct documentation

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

.gitignore: remove unneeded pattern

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

libm: use int_WRAPPER_C99 macro

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

ldso: Add missing newlines to some debug messages

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

Revert "libm: fix C99_MATH on __NO_LONG_DOUBLE_MATH hosts"

This reverts commit 73d6e5c41b61633e22ea74e3aa2df721512dca57.

barking up the wrong tree

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

libm: fix C99_MATH on __NO_LONG_DOUBLE_MATH hosts

alias l to their normal double counterparts.
Works around problems with libgcc blindly calling __finitel on e.g. ppc32

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

realpath: SUSv4 compliant

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

silence warning about undefined CPP token

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

Rules.mak fix typo (qstrup -> qstrip)

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

Simplify kconfig wording of thread support

Use a choice for thread support selection.

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

remove wrong default for choice

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

support selecting which locales to build

Introduce UCLIBC_BUILD_MINIMAL_LOCALES and if selected
build only those locales.

Based on a patch by Bernhard Reutner-Fischer.

Signed-off-by: Marc Andre Tanner <mat@brain-dump.org>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

remember some TODOs for 0.9.31

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

disable _POSIX_SPAWN define

We don't provide spawn.h let alone any other spawn funcs/types, so don't
set up the _POSIX_SPAWN define that some packages (like vlc) check.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

build with -fmerge-all-constants

Glibc is already using this flag and it gives us a slight code shrink in
a few functions.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

test/plt: add a script to find PLT usage

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

libc: add hidden calls to pthread cleanup funcs

A lot of libc code calls the pthread cleanup funcs implicitly (for stdio)
which currently goes through the PLT.  Since we already have forwarding
symbols for these funcs, it's safe to declare the internal libc usage
hidden as a loaded libpthread will have the real symbols found.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

regex: call memcpy() ourselves

Call the hidden memcpy() ourselves otherwise gcc will emit a call to the
public memcpy() which goes through the PLT.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sysctl: avoid inline initialization

Assign each field one by one rather than stack initialization as gcc will
call memset() to zero out the rest of the structure -- which we don't care
about as the field is unused and not seen outside of the libc.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

inet_ntop4: avoid inline initialization

We only need to set the first byte to 0, but gcc likes to zero out the
rest of the string with memset() when using this initialization style.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sparc: use fputs to write to stderr

This also has the advantage of fputs() having a hidden alias while
puts does not.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sparc: use HIDDEN_JUMPTARGET for errno

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

remove useless .gitignore

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

add .gitignore for test/ and extra/

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

test/dlopen: use pthread_once directly

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

linuxthreads: check TLS_DTV_AT_TP define correctly

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

mktemp does not depend on floats

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

gitignore: ignore install_dir/

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

Makerules: add a do_sed command

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

ldso: fixup missed variable rename ( tls_tpnt -> tpntp )

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

remove readelf from helptext

readelf was removed

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

malloc: handle size overflows in realloc()

The malloc() code checks the incoming size to make sure the header
adjustment doesn't cause overflow in the size storage.  Add the same
check to realloc() to catch stupid stuff like realloc(..., -1).

Reported-by: James Coleman <james.coleman@ubicom.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sparc qops: unify & shrink

We don't really need to know the exact symbol that caused a failure as
long as we know where to start looking.  So unify the duplicate code
between all funcs and between the sparc variants.  This gives us a nice
code shrink of ~95%.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

ldso: drop duplicated/unused defines

We already include bits/fcntl.h for some of these defines, and most of
the bits/stat.h defines are unused.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

ldso: unify and cleanup _dl_mmap code

The interface should be straight forward now and the same for everyone.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

i386: use common INTERNAL_SYSCALL_ERROR_P

The common define has the same behavior, just formatted differently.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

ldso: define MAP_FAILED for everyone

This fixes build errors where common code has started using MAP_FAILED.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

ldso: simplify handling of extra _dl_lookup_hash() arg

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

ldso: clean up breakage in tls merge

The TLS merge 534661b91c9849 introduced multiple style problems as well as
random breakage:
- missing _dl_free
- incomplete parametrization of _dl_lookup_hash
- restore FDPIC handling in _dl_lookup_hash

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

ldso: fixup all the rest of the calls to _dl_find_hash

With TLS _dl_find_hash grew an extra param.
These archs don't have TLS reloc support yet, but they do need to
compile without it.

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

Fix SH bits/kernel_types.h for new kernel headers.

Recent SH kernel headers merge 32-bit and 64-bit headers, changing the
include guards on asm/posix_types.h in the process; update uClibc code
depending on those include guards.

Signed-off-by: Joseph Myers <joseph@codesourcery.com>

check stat("/etc/resolv.conf") for errors

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

fix cosmetic typo

s/dependancies/dependencies/g

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

libc/inet/resolv.c: reread resolv.conf if its mtime was changed

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

drop __BCC__ cruft from string code

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

check_ld some more flags

  gold does not currently implement these.

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

SUSV4: remove utime.h

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

add and use qstrip

  qstrip substitites quotes and strips the result.
  Avoiding single-quotes helps vim's poor syntax highlighting.

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

utime() is obsolescent in SUSv4

  LEGACY was removed for utimes() in SUSv4

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

ftw() is obsolescent in SUSv4

  Apps should switch to nftw()

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

_toupper, _tolower depend on SUSv4

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

link-time warning for obsolescent/removed network funcs

Signed-off-by: aldot <rep.dot.nop@gmail.com>

Fix building arm EABI

  The syscall() impl on aeabi comes from syscall-eabi.S thus we do not
  need the generic syscall() impl.

  Fixes:
    AS libc/sysdeps/linux/arm/syscall-eabi.os
    CC libc/sysdeps/linux/common/syscall.os
libc/libc_so.a(syscall.os): In function `syscall':
syscall.c:(.text+0x0): multiple definition of `syscall'
libc/libc_so.a(syscall-eabi.os):(.text+0x0): first defined here

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

resolv/crypt: convert to foo-y kbuild style

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

ldso: pull in missing bits/fcntl.h header for O_CLOEXEC

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

ldso: use O_CLOEXEC for cache file

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

clean up O_CLOEXEC handling

Drop the "#ifndef O_CLOEXEC" cruft, enable O_CLOEXEC in most fcntl.h
headers, and import __ASSUME_O_CLOEXEC from glibc.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

fcntl.h: drop unused/dead O_STREAMING

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

ldso: use MAP_FAILED with ld.so.cache

Rather than use our own custom casted -1 value, just use the MAP_FAILED
that common code already sets up for us for mmap().

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

fix coding style

  TODO: use likely/unlikely

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

commentary typo fix

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

trim whitespace

  and wrap superlong line.

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

whitespace cleanup

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

sparc: add stubs for more of the _Q* ops

Thanks to Jason Woodward <jason.woodward@timesys.com>

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

descriptive error message

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

mips: fix typo in elfinterp.c

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

Config.in: enable TLS config option only for nptl

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

errno.c: add tls versions of errno and h_errno

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

dl-support.c: add tls support

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

resolv.c: add support for per thread res_state

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

ldso/: tls support for dynamic linker

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

include/: add tls errno and res_state

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

mips: do not save variables in "hi" or "lo" across system calls

The kernel does not save these registers across system calls.  GCC 4.4
has gotten more aggressive about using them for temporary variables, so
this shows up as intermittent crashes if you use a recent compiler.

Signed-off-by: Daniel Jacobowitz <dan@codesourcery.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

sparc specific bits/socket.h

use socketcall for sparc32 since it does not have
the individual socket syscalls

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

doc/: typo fix

noted by Carlo Zinato <c.zinato@viscount.it>

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

add timerfd syscall and header

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>
Signed-off-by: Stephan Raue <mailinglists@openelec.tv>

sparc sigaction.c: fix the noted bugs by syncing up with glibc

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

sigpause: remove libc_hidden_proto/def

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

sigwait: remove __sigwait and __GI_sigwait symbols - they are unused

sigwait is not called from any uclibc function, so "hidden symbol"
trick is not needed on it. __sigwait also is never used,
and it's not clear why it even existed.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

raise: remove unused hidden weak symbol __raise

It is not used by anybody, otherwise users of dynamically linked uclibc
would notice - it is not exported from libuClibc-x.x.x.so

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

libc/misc/wctype/_wctype.c: make it more readable. no code changes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

remove a few more empty #if/#endif pairs

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

convert // comments to /**/; remove empty #if/#endif pairs. no code changes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

trim Experimentally off and uncommented hidden

  sed -i -e '/Experimentally off - /d' $(grep -rl "Experimentally off - " *)
  sed -i -e '/^\/\*[[:space:]]*libc_hidden_proto(/d' $(grep -rl "libc_hidden_proto" *)
  should be a nop

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

fix make {,install_}{,host}utils

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

document ARCH=

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

always define float_t as float

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