* libc/sys/rtems/machine: New directory.
* libc/sys/rtems/machine/limits.h, libc/sys/rtems/machine/param.h,
libc/sys/rtems/sys/param.h, libc/sys/rtems/sys/syslimits.h,
libc/sys/rtems/sys/utime.h: New files added to make *-rtems newlib
targets more BSD like when installed without requiring files to
be overwritten at install point when RTEMS itself is installed.
* Makefile.am: Pick up system dependent machine .h files such as
might be found on a BSD-ish system.
* Makefile.in: Regenerate.
* libc/include/machine/types.h: When on an RTEMS target, define a
few BSD flavor types.
* testsuite/include/check.h: New header file to use with
test cases.
* testsuite/lib/newlib.exp: Add testsuite/include directory
to list of header files to use.
* testsuite/newlib.wctype/twctype.c: New test case for iswctype fns.
* testsuite/newlib.wctype/wctype.exp: New file.
* libc/machine/hppa/DEFS.h, libc/machine/hppa/pcc_prefix.s,
libc/machine/hppa/setjmp.S, libc/machine/hppa/DEFS.h: Make this
compile with current GNU tools.
Add myself to write-after-approval section of MAINTAINERS file.
* libc/sys/sysnecv850/crt0.S (start): Delete v850 code for initializing
the ctbp register.
* libc/ctype/jp2uc.c: Change to use multiple arrays in jp2uc.h.
Also convert to EUCJP before using arrays. For values not in
the conversion arrays, return WEOF.
* libc/ctype/jp2uc.h: Change from one array to a number of
arrays to account for the fact that the originating table
is not contiguous for the input values since some are invalid.
* configure.host: Minor comment and formatting changes.
* libc/Makefile.am: Add libc_la_DEPENDENCIES.
* libc/Makefile.in: Regenerated.
* libc/include/sys/config.h: Minor format change.
* libc/posix/opendir.c (opendir): Change code to check
for HAVE_FCNTL before calling fcntl.
* libc/search/hash.c (hash_open): Ditto.
* libc/search/hash_page.c (open_tmp): Ditto.
* libc/reent/Makefile.am: Add fcntlr.c.
* libc/reent/Makefile.in: Regenerated.
* libc/reent/fcntlr.c: New file.
* libc/stdio/fdopen.c (_fdopen_r): Change to call _fcntl_r
instead of _fcntl when HAVE_FCNTL flag is set.
* libc/syscalls/sysfcntl.c (fcntl): Check for HAVE_FCNTL flag
to see if _fcntl or _fcntl_r should be called. If flag is not
set, default to ENOSYS stub.
* libc/include/wchar.h (mbstate_t): Change protective flag to
be _MBSTATE_T.
* libc/include/sys/_types.h (_mbstate_t): Remove protective flag.
[__CYGWIN__]: Remove special code that defines mbstate_t and WEOF
for Cygwin.
* libc/sys/linux/sys/_types.h (_mbstate_t): Remove protective flag.
* libc/include/sys/_types.h (_mbstate_t): Changed to use
unsigned char internally.
* libc/sys/linux/sys/_types.h: Ditto.
* libc/include/sys/reent.h
* libc/stdlib/mblen.c (mblen): Use function-specific state
value from default reentrancy structure.
* libc/stdlib/mblen_r.c (_mblen_r): If return code from
_mbtowc_r is less than 0, reset state __count value and
return -1.
* libc/stdlib/mbrlen.c (mbrlen): If the input state pointer
is NULL, use the function-specific pointer provided in the
default reentrancy structure.
* libc/stdlib/mbrtowc.c: Add reentrant form of function.
If input state pointer is NULL, use function-specific area
provided in reentrancy structure.
* libc/stdlib/mbsrtowcs.c: Ditto.
* libc/stdlib/wcrtomb.c: Ditto.
* libc/stdlib/wcsrtombs.c: Ditto.
* libc/stdlib/mbstowcs.c: Reformat.
* libc/stdlib/wcstombs.c: Ditto.
* libc/stdlib/mbstowcs_r.c (_mbstowcs_r): If an error occurs,
reset the state's __count value and return -1.
* libc/stdlib/mbtowc.c: Ditto.
* libc/stdlib/mbtowc_r.c (_mbtowc_r): Add restartable functionality.
If number of bytes is used up before completing a valid multibyte
character, return -2 and save the state.
* libc/stdlib/wctomb_r.c (_wctomb_r): Define __state as __count
and change some __count references to __state for clarity.
* libc/include/sys/config.h: Define accordingly __WCHAR_MAX__.
* libc/include/wchar.h: Define WCHAR_MIN as 0 and WCHAR_MAX as
__WCHAR_MAX__ or 0x7fffffffu.
* libc/string/wcscmp.c: Delete wrong and unnecessary type cast.
* libc/string/wcsncmp.c: Ditto.
* libc/include/sys/_types.h (_flock_t): Added.
* libc/include/sys/lock.h (__lock_try_acquire): New interface.
(__lock_try_acquire_recursive): Ditto.
* libc/include/sys/reent.h (__sFILE, __sFILE64): Add new
_lock field.
* libc/stdio/findfp.c (std)[!__SINGLE_THREAD__]: Initialize _lock
field.
* libc/stdio/fopen.c (_fopen_r)[!__SINGLE_THREAD__]: Ditto.
* libc/stdio64/fopen64.c (_fopen64_r)[!__SINGLE_THREAD__]: Ditto.
* libc/sys/linux/include/time.h (struct timespec): Moved from
<sys/types.h> and added check for __need_timespec flag so type
can be defined by itself.
* libc/sys/linux/sys/_types.h (_flock_t): New type.
* libc/sys/linux/sys/types.h (struct timespec): Moved to
<time.h>.
* libc/locale/locale.c (_setlocale_r)[MB_CAPABLE]: Fix so
default locale "" is accepted for LC_CTYPE or LC_MESSAGES
and is treated as if "C" was specified.
* Makefile.am (install-data-local): Move install of build
newlib.h after installing headers in libc/include so as to
overwrite default newlib.h.
* Makefile.in: Regenerated.
* configure.host: Remove _ELIX_LEVEL flag setting.
* Makefile.am(stmp-targ-include): Copy newlib.h to targ-include.
(install-data-local): Install newlib.h.
* Makefile.in: Regenerated.
* aclocal.m4: Ditto.
* configure: Ditto.
* configure.in: Add AM_CONFIG_HEADER to generate newlib.h based on
newlib.hin. Add AC_DEFINE_UNQUOTED entries for _ELIX_LEVEL
and _NEWLIB_VERSION to fill in newlib.h header file entries.
In AC_OUTPUT statement, unset ac_file so multilib support does
not use last ac_file temporary used in newlib.h configuration.
* libc/include/_ansi.h: Include <newlib.h>.
* newlib.hin: New template file for newlib.h.
* stamp-h.in: New file.
* Makefile.am(stmp-targ-include): Copy newlib.h to targ-include.
(install-data-local): Install newlib.h.
* Makefile.in: Regenerated.
* aclocal.m4: Ditto.
* configure: Ditto.
* configure.in: Add AM_CONFIG_HEADER to generate newlib.h based on
newlib.hin. Add AC_DEFINE_UNQUOTED entries for _ELIX_LEVEL
and _NEWLIB_VERSION to fill in newlib.h header file entries.
In AC_OUTPUT statement, unset ac_file so multilib support does
not use last ac_file temporary used in newlib.h configuration.
* libc/include/_ansi.h: Include <newlib.h>.
* newlib.hin: New template file for newlib.h.
* stamp-h.in: New file.
* libc/include/sys/types.h: Support __need_inttypes macro
that only sets the __intxx and __uintxx types.
* libc/machine/powerpc/Makefile.am: Add stdlib to include directories
to get mprec.h.
* libc/machine/powerpc/Makefile.in: Regenerated.
* libc/machine/powerpc/vfprintf.c: Fix state variable type.
* libc/machine/powerpc/vfscanf.c: Fix state variable type. Remove
redundant fixed-point conversion prototypes.
* libc/machine/powerpc/machine/stdlib.h[__SPE__]: Include <sys/types.h>
after setting __need_inttypes.
* Makefile.am: Move cmath stuff into libc/sys/linux.
* Makefile.in: Regenerated.
* configure.host: Default -DMB_CAPABLE for x86-linux.
* libc/include/reent.h: Define _sbrk to take signed int argument.
* libc/include/sys/unistd.h: Ditto for _sbrk_r and sbrk.
* libc/locale/locale.c[MB_CAPABLE]: Add LC_MESSAGES support and
make locale name checking more efficient. Also allow "C-ISO-8859-1"
locale for LC_CTYPE and LC_MESSAGES.
* libc/reent/sbrkr.c: Change prototype to take ptrdiff_t.
* libc/sys/linux/brk.c: Change sbrk prototype.
* libc/sys/linux/include/time.h: Remove Cygwin stuff and
include <sys/features.h>.
(CLOCK_THREAD_CPUTIME): Renamed to CLOCK_THREAD_CPUTIME_ID.
(CLOCK_PROCESS_CPUTIME): Renamed to CLOCK_PROCESS_CPUTIME_ID.
* libc/sys/linux/sys/cdefs.h: Replace with glibc sys/cdefs.h
with a few local additions.
* libc/sys/linux/sys/features.h: New file.
* libc/sys/linux/sys/unistd.h: Change _sbrk_r and sbrk prototypes
to take signed argument.
* libc/syscalls/syssbrk.c: Change sbrk, _sbrk_r, and _sbrk
prototypes to take signed size argument.
* libc/sys/linux/machine/i386/crt0.c (__bss_start,_end):
Declare as extern chars and use the address operator to
properly use values set in linker script.
* libc/stdlib/mallocr.c: Include <limits.h>.
(request2size): Change macro to do
unsigned long comparisons and avoid signed overflow.
(mALLOc): Add overflow check for the number of bytes to allocate.
(rEALLOc): Ditto.
* configure.host: Add check for --enable-newlib-io-pos-args
and define WANT_IO_POS_ARGS flag if enabled. Define
the flag by default for x86-linux configurations.
* configure.in: Add support for --enable-newlib-io-pos-args.
* libc/configure.in: Ditto.
* configure: Regenerated.
* libc/configure: Ditto.
* libc/stdio/Makefile.am: Specify -fshort-enums for compiling
vfprintf.c and vfiprintf.c.
* libc/stdio/Makefile.in: Regenerated.
* libc/stdio/vfprintf.c: Add positional argument support that
is enabled by compiling with -DWANT_IO_POS_ARGS.
* libc/include/signal.h (SIG_IGN, SIG_DFL, SIG_ERR): Change
to use _sig_func_ptr type casted constants.
(_sig_func_ptr): Typedef moved to sys/signal.h.
* libc/include/sys/signal.h (_sig_func_ptr): Typedef added.
For __rtems, use POSIX definition, otherwise default to ANSI.
* libc/sys/linux/sys/signal.h (_sig_func_ptr): Typedef added.
* configure.host: Recognize m6811-elf and m6812-elf targets.
* libc/include/machine/setjmp.h (_JBLEN): Define for 68hc11/68hc12.
* libc/include/machine/ieeefp.h (__IEEE_BIG_ENDIAN): Define for 68HC11.
(_DOUBLE_IS_32BITS): Define when compiling with -fshort-double.
* libc/include/sys/config.h (INT_MAX, UINT_MAX): Define
according to __INT_MAX__.
(_POINTER_INT): Define to short.
* libc/machine/m68hc11/Makefile.am: New file.
* libc/machine/m68hc11/Makefile.in: New file.
* libc/machine/m68hc11/configure.in: New file.
* libc/machine/m68hc11/configure: New file.
* libc/machine/m68hc11/aclocal.m4: New file.
* libc/machine/m68hc11/setjmp.S: New file.
* configure.host(stdio64_dir): New setting that is used to
enable building of new stdio64 directory.
* libc/Makefile.am[HAVE_STDIO64_DIR]: Add support for
large files.
(stmp-stdio64,stdio64.texi): New targets to optionally add in
stdio64 info to info files.
* libc/Makefile.in: Regenerated.
* libc/configure: Ditto.
* libc/configure.in: Add configuration variables that are set
when stdio64 is selected as subdir in configure.host.
* libc/libc.texinfo: Add optional menu item for Stdio64, based
on whether STDIO64 flag is set or not.
* libc/sys.tex: Add optional stdio64 syscalls based on whether
STDIO64 flag is set or not.
* libc/include/reent.h[__LARGE64_FILES]: Add new stdio64
_r sycall routines.
* libc/include/stdio.h[__LARGE64_FILES]: Add new stdio64 prototypes.
(FILE): Typedef'd to __FILE instead of struct __sFILE directly.
(__SL64): New file flag indicating file is opened via fopen64.
* libc/include/sys/_types.h(_off64_t): Added.
* libc/include/sys/config.h: For x86-linux, define __LARGE64_FILES.
* libc/include/sys/reent.h(struct __sFILE64): New file structure
for 64-bit offset large file support.
(__FILE): New intermediate type either set to struct __sFILE64 or
struct __sFILE, depending on whether __LARGE64_FILES is set or not.
* libc/reent/Makefile.am[HAVE_STDIO64_DIR]: Add new files.
* libc/reent/Makefile.in: Regenerated.
* libc/reent/fstat64r.c: New file.
* libc/reent/lseek64r.c: Ditto.
* libc/reent/open64r.c: Ditto.
* libc/reent/reent.tex: Optionally add stdio64 reentrant syscalls
based on whether STDIO64 flag is set.
* libc/stdio/stdio.tex: Add blank line.
* libc/stdio64/Makefile.am: New file.
* libc/stdio64/Makefile.in: Ditto.
* libc/stdio64/fgetpos64.c: Ditto.
* libc/stdio64/fopen64.: Ditto.
* libc/stdio64/freopen64.c: Ditto.
* libc/stdio64/fseeko64.c: Ditto.
* libc/stdio64/fsetpos64.c: Ditto.
* libc/stdio64/ftello64.c: Ditto.
* libc/stdio64/local64.h: Ditto.
* libc/stdio64/stdio64.c: Ditto.
* libc/stdio64/stdio64.tex: Ditto.
* libc/stdio64/tmpfile64.c: Ditto.
* libc/sys/linux/io64.c: Add weak aliases for lseek64, fstat64, and
open64.
* libc/include/machine/ieeefp.h: Change to only define
floating point defines (e.g one of __IEEE_BIG_ENDIAN or
__IEEE_LITTLE_ENDIAN must be defined for each platform).
* libc/include/sys/config.h: Include <machine/ieeefp.h> and
remove redundant floating point definitions.
* libc/sys/linux/include/mqueue.h: Change to use <bits/siginfo.h>
instead of <asm/siginfo.h>.
* libc/sys/linux/sys/signal.h: Change to include various linux
<bits/xxx.h> header files, rather than <linux/signal.h> so as
to work with multiple releases of glibc header files.
Make strcmp.S unconditional.
* libc/machine/sh/Makefile.in: Regenerate.
* libc/machine/sh/asm.h (DELAYED_BRANCHES, SL): Also for __SH5__ .
* strcmp.S (strcmp): Add SHmedia variant. Use different registers
for SHcompact.
* libc/include/utime.h: Add include of <_ansi.h>.
* libc/sys/linux/Makefile.am: Add utimes.c.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/inode.c(__umask): New static routine.
(umask): Written to use __umask and attempt to thread lock.
(getumask): New function written to use __umask and thread lock.
* libc/sys/linux/utimes.c: New file.
* libc/sys/linux/sys/time.h: Fix utimes prototype.
* libc/sys/linux/sys/utime.h: New file.
* libc/include/sys/config.h (__IEEE_LITTLE_ENDIAN)
(__IEEE_BIG_ENDIAN): Define appropriately for MIPS.
Check that one of them is defined and error out if not.
Add any platforms defined in <machine/ieeefp.h> that are missing.
* libc/search/hash.h (DB_BYTE_ORDER, DB_BIG_ENDIAN)
(DB_LITTLE_ENDIAN): New defines.
* libc/search/hash.c: Replace all incorrect checks for
_IEEE_LITTLE_ENDIAN with tests of BYTE_ORDER, and all uses of
BYTE_ORDER, LITTLE_ENDIAN, and BIG_ENDIAN with DB_* versions.
* libc/search/hash_page.c: Likewise.
* libc/include/sys/_types.h: Define _ssize_t as int if int is
32-bits, otherwise define it as long.
* libc/include/sys/types.h: Include <_ansi.h> and <sys/_types.h>
and define ssize_t as _ssize_t.
* libc/reent/readr.c: Change return type to _ssize_t.
* libc/reent/writer.c: Ditto.
* libc/sys/linux/Makefile.am: Add aio.c.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/aio.c: New file.
* libc/sys/linux/sys/cdefs.h: Add __restrict_arr definition.
* libm/common/fdlibm.h: Undef __P before defining it.
* libc/include/math.h: Remove <sys/types.h>.
(__dmath): Use __ULong instead of _uint32_t.
* libc/include/sys/reent.h: If long or int is not 32-bits,
include <sys/types.h> to get definitions for _int32_t and _uint32_t.
* libc/stdlib/mprec.h: Include <sys/types.h> to get integer defs.
* libm/common/fdlibm.h: Ditto.
* libc/include/stdio.h (__getline, __getdelim): New prototypes.
* libc/include/time.h [HAVE_GETDATE](getdate, getdate_r): Ditto.
[HAVE_GETDATE](getdate_err): New error code.
* libc/stdio/Makefile.am: Add support for getline.c and getdelim.c.
* libc/stdio/Makefile.in: Regenerated.
* libc/stdio/getdelim.c: New file.
* libc/stdio/getline.c: Ditto.
* libc/sys/linux/Makefile.am: Add support for getdate.c, getdate_err.c
and ntp_gettime.c. Also add AM_CFLAGS to point to libc/stdio.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/getdate.c: New file.
* libc/sys/linux/getdate_err.c: Ditto.
* libc/sys/linux/ntp_gettime.c: Ditto.
* libc/sys/linux/time.c (adjtimex, ntp_adjtime): New functions.
* libc/sys/linux/sys/stdio.h (getline, getdelim): New macros.
* libc/include/math.h: Add <sys/types.h> to get _uint32_t definition.
* libc/include/machine/types.h: Skip __off_t, __pid_t, and
__loff_t definitions if special _HAVE_SYSTYPES macro defined.
* libc/include/sys/config.h: Removed _uint*, _int* definitions.
* libc/include/sys/param.h: Remove i386 case which is handled
by default case.
(BIG_ENDIAN, LITTLE_ENDIAN): Protect
definitions in case they are already defined.
(BYTE_ORDER): Add default case using _IEEE_BIG_ENDIAN and
_IEEE_LITTLE_ENDIAN flags.
* libc/include/sys/reent.h: Change __uint32_t references to
use _ULong instead.
(_REENT_GETDATE_REENT_P): New macro.
* libc/include/sys/types.h (__int16_t, __uint16_t): Added.
(__int32_t, __uint32_t, __int64_t, __uint64_t): Ditto.
* libc/search/hash.h: Add default setting of BYTE_ORDER,
LITTLE_ENDIAN, and BIG_ENDIAN, if not already defined.
* libc/sys/linux/sys/types.h: Include <sys/_types.h>. Define
ssize_t based on _ssize_t. Remove __socklen_t, __uintptr_t,
pid_t, off_t, loff_t, caddr_t, and daddr_t type
definitions which are done by subsequent glibc headers.
Add macro definitions to prevent subsequent header files from
defining pid_t, off_t, ssize_t, and key_t. Move uintptr_t and
intptr_t to after glibc definitions of types they are based on.
libc/search/objectlist.awk.in.
* libc/Makefile.am (SUBDIRS): Add search.
(SUBLIBS): Add search/libsearch.la.
* libc/configure.in (AC_OUTPUT): Add search/Makefile.
* libc/search: New directory.
* libc/search/Makefile.am: New file.
* libc/search/extern.h: New file.
* libc/search/hash.c: New file.
* libc/search/hash.h: New file.
* libc/search/hash_bigkey.c: New file.
* libc/search/hash_buf.c: New file.
* libc/search/hash_func.c: New file.
* libc/search/hash_log2.c: New file.
* libc/search/hash_page.c: New file.
* libc/search/hcreate.3: New file.
* libc/search/hcreate.c: New file.
* libc/search/hcreate.c~: New file.
* libc/search/hcreate_r.c: New file.
* libc/search/ndbm.c: New file.
* libc/search/page.h: New file.
* libc/search/tdelete.c: New file.
* libc/search/tdestroy.c: New file.
* libc/search/tfind.c: New file.
* libc/search/tsearch.3: New file.
* libc/search/tsearch.c: New file.
* libc/search/twalk.c: New file.
* libc/include/db.h: New file.
* libc/include/ndbm.h: New file.
* libc/include/search.h: New file.
* libc/include/sys/queue.h: New file.
* libc/include/sys/cdefs.h: New file.
* libc/include/sys/param.h
[__IEEE_LITTLE_ENDIAN,__IEEE_BIG_ENDIAN]: Set BYTE_ORDER to
LITTLE_ENDIAN or BIG_ENDIAN.
* libc/include/sys/errno.h (EFTYPE): New macro.
* libc/search/bsearch.c: Move from libc/stdlib.
* libc/search/qsort.c: Likewise.
* libc/stdlib/Makefile.am (LIB_SOURCES): Remove bsearch.c and
qsort.c.
(CHEWOUT_FILES): Remove bsearch.def and qsort.def.
* libc/stdlib/stdlib.tex: Remove references to bsearch and qsort.
procedure.
(newlib_pass_fail): Change to compile and run only one file.
* testsuite/newlib.locale/locale.exp: Use new
newlib_pass_fail_all procedure.
* testsuite/newlib.string/string.exp: Likewise.
* testsuite/newlib.stdlib/atexit.c: New file.
* testsuite/newlib.stdlib/atexit.exp: Ditto.
* testsuite/newlib.string/tstring.c: Change default start size
to something more reasonable for embedded platforms.
* libm/math/e_pow.c (__ieee754_pow): Fix case whereby
x is close to -1.0 and y is very large to use ax (absolute value)
instead of x.
* libm/math/ef_pow.c (__ieee754_powf): Ditto.
* libc/sys/linux/Makefile.am: Add sig.c and sigaction.c. Also
make siglist.inc dependent on sig.c instead of signal.c.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/sig.c: Rename from signal.c and change code to
use NSIG instead of _NSIG.
* libc/sys/linux/sigaction.c: New file.
* libc/sys/linux/signal.c: Changed to be linux signal() function
so as to override regular newlib default signal.c.
* libc/sys/linux/linuxthreads/config.h: Add __ASSUME_REALTIME_SIGNALS
definition.
* libc/sys/linux/linuxthreads/testrtsig.h: New file.
* libc/sys/linux/machine/i386/Makefile.am: Remove sigset.c.
* libc/sys/linux/machine/i386/Makefile.in: Regenerated.
* libc/sys/linux/machine/i386/sigset.c: Moved to linux main directory.
* libc/sys/linux/sigset.c: Moved from machine/i386 directory.
* libc/sys/linux/sys/signal.h: Redefine NSIG to _NSIG and override
default linux sigset_t typedef by defining it equal to __sigset_t.
* libc/unix/sigset.c: Add check so code isn't compiled on systems
with a sigset_t that isn't implemented with a single int.
* libc/sys/linux/Makefile.am: Add support for new files.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/ids.c: Add __getuid weak alias for getuid.
* libc/sys/linux/signal.c: Change to use real-time syscalls for
sigsuspend, sigprocmask, and sigpending. Also remove sigaction as
it is in a separate file now.
* libc/sys/linux/machine/i386/Makefile.am
* libc/sys/linux/machine/i386/Makefile.in
* libc/sys/linux/sys/signal.h: Add include of <bits/signum.h>.
* libc/sys/linux/sigaction.c: New file.
* libc/sys/linux/sigqueue.c: Ditto.
* libc/sys/linux/sigwait.c: Ditto.
* libc/sys/linux/machine/i386/sigaction.c: Ditto.
* libc/sys/linux/kernel_sigaction.h: Ditto.
* libc/sys/linux/Makefile.am: Add support for cfspeed.c and
tcsendbrk.c.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/termios.c: Add tcflow(), tcflush(),
tcgetpgrp(), and tcsetpgrp() functions.
* libc/sys/linux/sys/termios.h: Add include of machine/termios.h
to get __MAX_BAUD rate.
* libc/sys/linux/machine/i386/include/termios.h: New file.
* libc/include/machine/termios.h: Ditto.
* libc/sys/linux/cfspeed.c: Ditto.
* libc/sys/linux/tcsendbrk.c: Ditto.