* 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/sys/config.h[__H8300__]: Replace __SMALL_BITFIELDS
definition that was removed in error.
Move definition before comment regarding H8300 macro definition.
* 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/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/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.
* Makefile.am: Copy and install headers from sys/machine/include
directory. Also pass $toollibdir to lower-level directories.
* Makefile.in: Regenerated.
* libc/include/stdio.h[!_REENT_ONLY]: Change stdin, stdout, and
stderr to use _REENT macro instead of _impure_ptr directly.
* libc/include/sys/config.h[__i386__][__linux__]: Define
__DYNAMIC_REENT__.
* libc/include/sys/reent.h[!_REENT_ONLY]: Change _REENT macro to be
call to __getreent() function if !__SINGLE_THREAD__ and
__DYNAMIC_REENT__ is set.
* libc/reent/Makefile.am: Add support for getreent.c.
* libc/reent/Makefile.in: Regenerated.
* libc/string/strerror.c: Add check if EOPNOTSUPP and ENOTSUP are same.
* libc/sys/linux/Makefile.am: Add support for new files.
* libc/sys/linux/configure.in: Add $EXTRA_DIRS variable.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/configure: Ditto.
* libc/sys/linux/io.c: Add poll syscall. Also weak-alias
__close, __read, __write, __poll, __open, __lseek, __fcntl from
their __libc_ counterparts.
* libc/sys/linux/io64.c: Add __libc_ prefix to lseek64 and open64
and weak-alias to regular names.
* libc/sys/linux/pread64.c: Rename to __libc_pread64 and weak-alias
to pread64 and __pread64.
* libc/sys/linux/process.c: Weak_alias __libc_getpid to __getpid.
* libc/sys/linux/pwrite64.c: Rename to __libc_pwrite64 and
weak-alias to pwrite64.
* libc/sys/linux/sched.c: Weak-alias __libc_sched_getparam,
__libc_sched_getscheduler, __libc_sched_get_priority_max,
__libc_sched_get_priority_min, and __libc_sched_setschedule to
name with __ instead of __libc_.
* libc/sys/linux/siglongjmp.c: Include <machine/weakalias.h>.
Rename siglongjmp to __libc_siglongjmp and weak-alias to siglongjmp.
Call __libc_longjmp instead of longjmp, from __libc_siglongjmp.
* libc/sys/linux/signal.c: Rename raise to __libc_raise and weak-alias
to raise.
* libc/sys/linux/socket.c: Weak-alias __libc_connect to __connect and
__libc_send to __send.
* libc/sys/linux/time.c: Weak-alias __libc_gettimeofday to
__gettimeofday.
* libc/sys/linux/wait.c: Rename wait to __libc_wait and weak-alias
it to wait. Rename wait3 to __libc_wait3 and weak-alias it to wait3.
* libc/sys/linux/include/setjmp.h: Use __jmp_buf in sigjmp_buf
type and typedef __jmp_buf to jmp_buf.
* libc/sys/linux/machine/i386/Makefile.am: Add syscalls.c and
setjmp.S.
* libc/sys/linux/machine/i386/Makefile.in: Regenerated.
* libc/sys/linux/machine/i386/crt0.c: Add support to clear .bss
section.
* libc/sys/linux/machine/i386/socketcall.h: Change to use __libc_
prefix for function macros and then use weak_alias() to regular names.
* libc/sys/linux/machine/i386/syscall.h: Ditto.
* libc/sys/linux/sys/errno.h: Define EOPNOTSUP to be ENOTSUP.
* libc/sys/linux/sys/stdio.h: Define _flockfile and _funlockfile
to be flockfile() and funlockfile() respectively.
* libc/sys/linux/sys/types.h
* libc/reent/getreent.c: New file.
* libc/sys/linux/flockfile.c: Ditto.
* libc/sys/linux/funlockfile.c: Ditto.
* libc/sys/linux/getreent.c: Ditto.
* libc/sys/linux/pread.c: Ditto.
* libc/sys/linux/pwrite.c: Ditto.
* libc/sys/linux/raise.c: Ditto.
* libc/sys/linux/system.c: Ditto.
* libc/sys/linux/tcdrain.c: Ditto.
* libc/sys/linux/machine/i386/i386mach.h: Ditto.
* libc/sys/linux/machine/i386/setjmp.S: Ditto.
* libc/sys/linux/machine/i386/syscalls.c: Ditto.
* libc/sys/linux/machine/i386/weakalias.h: Ditto.
* libc/sys/linux/machine/i386/include/setjmp.h: Ditto.
* libc/include/stdlib.h: Add on_exit prototype.
* libc/include/sys/reent.h (struct _atexit): Add argument array
and bits to track type of exit routine to support both on_exit
and atexit.
(_REENT_INIT_PTR): Add missing fields that won't be zeroed out
by default and change the setting of the atexit structure.
(_REENT_INIT)[!_REENT_SMALL]: Remove extraneous end brace.
* libc/stdlib/on_exit.c: New file.
* libc/stdlib/Makefile.am: Add support for on_exit.
* libc/stdlib/Makefile.in: Regenerated.
* libc/stdlib/atexit.c: Change to initialize types field.
* libc/stdlib/exit.c: Change to look at types field for each
exit routine and either call an atexit-style or an on_exit-style
routine accordingly.
* libc/include/sys/reent.h (_l64a_buf): New reentrant area.
(_REENT_L64A_BUF): New macro for accessing area.
* libc/stdlib/Makefile.am: Add a64l.c and l64a.c.
* libc/stdlib/Makefile.in: Regenerated.
* libc/stdlib/a64l.c: New file.
* libc/stdlib/l64a.c: New file.
* libc/include/sys/config.h: Remove include of <limits.h>.
(__INT_MAX__, __LONG_MAX__): Define like GCC's limits.h would
define INT_MAX and LONG_MAX. Use them in tests.
* Makefile.am: Add support for installing crt1.o if one exists.
* configure.host: Specify crt1.o for linux.
* configure.in: Expose CRT1 and CRT1_DIR for Makefile.am to use.
* Makefile.in: Regenerated.
* configure: Ditto.
* libc/include/sys/unistd.h (_SC_STREAM_MAX, _SC_PRIORITY_SCHEDULING):
Added for non-Cygwin, non-RTEMS configurations.
* libc/sys/linux/Makefile.am: Add support for crt1 and sysconf.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/crt1.c: New empty file to override one defaulted
by gcc. This fixes problem with reconfiguring linux newlib build.
* libc/sys/linux/sysconf.c: New file.
* libc/include/sys/reent.h (_REENT_INIT_PTR): New macro for
initializing a struct _reent that has been dynamically allocated.
(_REENT_CHECK_MISC): New macro that checks _misc struct for
_REENT_SMALL and does nothing otherwise.
(_REENT_STRTOK_LAST): New macro for reentrant strtok.
(_REENT_MBLEN_STATE): New macro for reentrant mblen.
(_REENT_MBTOWC_STATE): New macro for reentrant mbtowc.
(_REENT_WCTOMB_STATE): New macro for reentrant wctomb.
[_REENT_SMALL](struct _misc_reent): New structure containing
miscellaneous reentrant areas needed by newlib.
[_REENT_SMALL](struct _reent): Add _misc pointer.
[_REENT_SMALL](_REENT_INIT_MISC): New macro.
* libc/string/strtok (strtok): Change to use _REENT_CHECK_MISC
and _REENT_STRTOK_LAST macros.
* libc/stdlib/mblen (mblen): Change to use _REENT_CHECK_MISC
and _REENT_MBLEN_STATE macros.
* libc/stdlib/mbtowc (mbtowc): Change to use _REENT_CHECK_MISC
and _REENT_MBTOWC_STATE macros.
* libc/stdlib/wctomb (wctomb): Change to use _REENT_CHECK_MISC
and _REENT_WCTOMB_STATE macros.
* libc/include/sys/stat.h: Ditto. Don't define `struct stat'
when compiling for Cygwin.
* libc/include/sys/types.h: Don't define off_t, uid_t
and gid_t when compiling for Cygwin.
* libc/include/machine/ieeefp.h: Configure d10v doubles to
be 32 bits if __DOUBLE__ == 32 otherwise doubles are 64 bits.
libc/include/sys/config.h: Ditto.
2001-12-22 Geoffrey Keating <geoffk@redhat.com>
Catherine Moore <clm@redhat.com>
Richard Henderson <rth@redhat.com>
Corinna Vinschen <vinschen@redhat.com>
* configure.host: Add support for xstormy16.
* libc/include/machine/ieeefp.h: Add support for xstormy16.
* libc/include/machine/setjmp.h: Add support for xstormy16.
* libc/include/sys/config.h: Add support for xstormy16.
* libc/machine/xstormy16/Makefile.am: New file.
* libc/machine/xstormy16/Makefile.in: New file.
* libc/machine/xstormy16/aclocal.m4: New file.
* libc/machine/xstormy16/configure: New file.
* libc/machine/xstormy16/configure.in: New file.
* libc/machine/xstormy16/setjmp.S: New file.
In libgloss/:
2001-12-22 Geoffrey Keating <geoffk@redhat.com>
Mark Salter <msalter@redhat.com>
Catherine Moore <clm@redhat.com>
Richard Henderson <rth@redhat.com>
* configure.in: Add xstormy16.
* libnosys/configure.in: Add xstormy16.
* configure: Regenerated.
* libnosys/configure: Regenerated.
* xstormy16/Makefile.in: New file.
* xstormy16/close.c: New file.
* xstormy16/configure: New file.
* xstormy16/configure.in: New file.
* xstormy16/crt0.s: New file.
* xstormy16/crt0_stub.s: New file.
* xstormy16/crti.s: New file.
* xstormy16/crtn.s: New file.
* xstormy16/eva_app.c: New file.
* xstormy16/eva_app.ld: New file.
* xstormy16/eva_stub.ld: New file.
* xstormy16/fstat.c: New file.
* xstormy16/getpid.c: New file.
* xstormy16/kill.c: New file.
* xstormy16/lseek.c: New file.
* xstormy16/open.c: New file.
* xstormy16/sbrk.c: New file.
* xstormy16/sim_high.ld: New file.
* xstormy16/stat.c: New file.
* xstormy16/syscalls.S: New file.
* xstormy16/syscalls.m4: New file.
* xstormy16/unlink.c: New file.
* xstormy16/xstormy16_stub.c: New file.
getusershell(), iruserok(), revoke(), ruserok() and setusershell()
when __CYGWIN__ is defined.
* libc/sys/cygwin/sys/utmp.h: Add prototypes for login_tty() and
logwtmp().
* signal.h: Change comment to reflect __CYGWIN__ rather than __CYGWIN32__.
* popen.c (popen): Use __CYGWIN_ rather than __CYGWIN32__.
* system.c (_system_r): Ditto.
* libc/include/sys/reent.h: Add include of <sys/_types.h>.
No longer include time.h. Add struct __tm to use for
_localtime_buf in the reentrant structure. Add a
_NULL definition to use in initializing the reentrant struct.
* libc/include/sys/config.h: For CYGWIN32 and RTEMS, change
the _READ_WRITE_RETURN_TYPE to _ssize_t which is found in
<sys/_types.h>.
* libc/include/sys/unistd.h: Include <sys/_types.h>.
* libc/time/lcltime.c (localtime): Cast the reentrant struct
_localtime_buf to be struct tm *.
support.
* libc/include/sys/signal.h: Remove unneeded __CYGWIN__ protection.
* libc/include/sys/types.h: Protect __CYGWIN__ from the rtems pthreads types.
Include <cygwin/types.h> for the cygwin specific typedefs.
rather than _WINSOCK_H.
(fd_set): Add !defined __USE_W32_SOCKETS to guard; define _SYS_TYPES_FD_SET.
* libc/include/sys/unistd.h (gethostname): Don't declare if defined
(_WINSOCK_H) || defined (__USE_W32_SOCKETS).
* libc/include/machine/setjmp-dj.h: With DJ Delorie's permission,
changed the copyright information to allow free modification of the
file with no reference to "copying.dj".
* libc/include/sys/stat-dj.h: Ditto.
* libc/machine/i386/setjmp.S: Ditto.
* libc/sys/h8300hms/sys/file.h: Ditto.
* libc/sys/sysmec/access.c: Ditto.
* libc/sys/sysnecv850/access.c: Ditto.
* libc/stdio/mktemp.c: Fixed typo for the word copyright.
* libc/stdlib/getenv_r.c: Ditto.
* libc/stdlib/putenv_r.c: Ditto.
* libc/stdlib/setenv_r.c: Ditto.
* libc/stdlib/getenv.c: Removed DJ reference since any possible
modifications will now be in the _r version of this file.
* libc/stdlib/putenv.c: Ditto.
* libc/stdlib/setenv.c: Ditto.
* libc/sys/go32/copying.dj: Removed DJ's address which is no longer
valid. Added a reference to DJ's web page that contains his address.
* libc/sys/go32/*.s: Removed references to DJ's old address.
* libc/sys/go32/*.c: Ditto.
* libc/sys/go32/*.h: Ditto.
* libc/sys/go32/*.S: Ditto.
* libc/sys/go32/sys/*.h: Ditto.
* libc/include/stdio.h (FILENAME_MAX): Changed to use __FILENAME_MAX__
if defined.
(FOPEN_MAX): Changed to use __FOPEN_MAX__ if defined.
(L_tmpnam): Changed to use __L_tmpnam__ if defined.
* libc/include/sys/config.h: Changed to set __FILENAME_MAX__
appropriately for Cygwin and RTEMS so not to exceed PATH_MAX.
* Merge RTEMS specific .h files into main libc/include.
* libc/sys/rtems/include/signal.h: Removed.
* libc/sys/rtems/include/time.h: Removed.
* libc/sys/rtems/sys/features.h: Removed.
* libc/sys/rtems/sys/sched.h: Removed.
* libc/sys/rtems/sys/siginfo.h: Removed.
* libc/sys/rtems/sys/signal.h: Removed.
* libc/sys/rtems/sys/time.h: Removed.
* libc/sys/rtems/sys/times.h: Removed.
definitions for time_t and clock_t since these are
no longer in time.h.
* libc/include/pthread.h: New file.
* libc/include/sys/sched.h: New file.
* libc/include/sys/features.h: New file.
* libc/include/time.h: Removed duplicate definition of clock_t
and time_t, get them from <sys/types.h> instead. Add prototypes for POSIX clock and timer functionality.
* libc/sys/linux/sys/types.h: Changed to include
* libc/include/machine/types.h: Add _CLOCKID_T_ and _TIMER_T_.
* libc/include/sys/signal.h: Add more complete set of POSIX
signal functionality including real-time and threaded signals.
* libc/include/sys/types.h: Add clock_t, time_t, struct
timespec, and struct itimerspec. Centralizing these makes
things cleaner. RTEMS uses 64-bit dev_t.
Added numerous primitive definitions
for pthreads including macros, pthread_attr_t,
pthread_mutexattr_t, pthread_condattr_t, pthread_key_t,
pthread_once_t, and pthread_t.
* libc/include/sys/unistd.h: Added getlogin_r() prototype.
If RTEMS follow POSIX on read(), write() and sbrk() prototype.
Feature flags removed and moved to new file <sys/features.h>.
Full set of POSIX sysconf() constants
* libc/include/sys/unistd.h: Removed definition of MAXNAMLEN.
* libc/include/dirent.h: Added definition of MAXNAMLEN if
not defined by sys/dirent.h.
* libc/posix/execvp.c: Added include of dirent.h to get
MAXNAMLEN value which used to be in unistd.h.
* libc/stdlib/mprec.c (ulp, b2d, d2b): changed a few expressions
like x << y-z to the equivalent x << (y-z).
(d2b): changed if statements with assignment to perform the
assignment prior to the if check.
* libc/reent/reent.c: included stdlib.h for "_free_r" prototype.
* libc/unix/getpass.c (getpass): moved "echo" assignment out of if.
* libc/unix/ttyname.c: included string.h for "strcpy" prototype.
* libc/unix/getcwd.c (ISDOT): added parentheses to clarify && and ||
precedence.
* libc/include/sys/unistd.h: added "vfork" prototype (for popen.c).
Added "_execve" prototype (for execl.c, execle.c, execv.c, and
execve.c).
* libc/posix/popen.c (popen): added parentheses to clarify && and ||
precedence.
* libm/math/e_cosh.c (__ieee754_cosh): changed parentheses to
clarify && and || precendence (and to remove pascalism).
* libm/math/e_sinh.c (__ieee754_sinh): Ditto.
* libm/math/s_infconst.c: added another pair of braces to all
initializers for __infinity (need three: for __infinity[1] array,
for union __dmath, and for i[2]).
* libc/include/sys/reent.h (_rand_next): Added __extension__
qualifier as long long type is not strict ANSI.
* libc/stdlib/rand.c (rand): Added __extension__ qualifier
to long long constant.
* libc/include/sys/reent.h (_rand_next): Changed to
unsigned long long and moved to end of _reent struct in _new union.
(_REENT_INIT): Changed to move _rand_next initialization.
* libc/stdlib/rand.c (rand): Changed to use unsigned long long
linear congruential algorithm that is used by DJGPP.
fchmod, fchown, lchown.
* winsup/cygwin/syscalls.cc (chown_worker): Use previous
uid/gid if new uid/gid is -1.
New static function with chown functionality.
(chown): Call chown_worker with SYMLINK_FOLLOW.
(fchown): New function. Call chown_worker with SYMLINK_FOLLOW.
(lchown): New function. Call chown_worker with SYMLINK_IGNORE.
* cygwin.din: Add symbols for fchown, lchown.
* path.cc (symlink): Call `set_file_attribute()' and
`SetFileAttributeA()' instead of `chmod()' to set
uid/gid correct.