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* 2002-05-22 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-05-221-0/+10
| | | | | | | | | | * libc/sys/linux/shm_open.c: New file. * libc/sys/linux/shm_unlink.c: Ditto. * libc/sys/linux/Makefile.am: Add support for shm_open.c and shm_unlink.c. * libc/sys/linux/Makefile.in: Regenerated. * libc/sys/linux/sys/types.h: Add some additional checks to see if clock_t or time_t is already defined.
* 2002-05-22 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-05-221-0/+7
| | | | | | | * Makefile.am: Don't pass $toollibdir down directly in AM_MAKEFLAGS as it causes all multilibs to use the same toollibdir. Pass it under the name: top_toollibdir. * Makefile.in: Regenerated.
* * libc/include/sys/types.h: Revert previous patch.Corinna Vinschen2002-05-221-0/+4
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* * libc/include/sys/types.h: Include cygwin/types.h always underCorinna Vinschen2002-05-221-0/+5
| | | | Cygwin, not only if _POSIX_THREADS is defined.
* 2002-05-21 Dhananjay Deshpande <dhananjayd@kpit.com>Thomas Fitzsimmons2002-05-211-0/+4
| | | | * configure.host: Specify sys_dir=h8300hms for h8300-*-coff* target.
* 2002-05-17 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-05-171-0/+73
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * newlib/libc/sys/h8300hms/Makeile.am (lib_a_SOURCES): Add read.c.Thomas Fitzsimmons2002-05-171-0/+7
| | | | | | * newlib/libc/sys/h8300hms/read.c: New file. Magic trap 0xC8 for sim. * newlib/libc/sys/h8300hms/syscalls.c: Move _read() to read.c. * newlib/libs/sys/h8300hms/sys/syscall.h: New file.
* * libc/machine/sh/strcpy.S (strcpy): make sure r0 has right valueJoern Rennecke2002-05-161-2/+3
| | | | at first loop exit point.
* * libc/machine/sh/strcpy.S (strcpy): Replace LITTLE_ENDIAN withJoern Rennecke2002-05-161-0/+5
| | | | __LITTLE_ENDIAN__.
* * testsuite/lib/newlib.exp: Add newlib_include_flags to compileThomas Fitzsimmons2002-05-161-0/+3
| | | | options when testing natively on i[3456]86-*-linux.
* * ChangeLog: Update.Thomas Fitzsimmons2002-05-151-0/+10
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* 2002-05-15 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-05-151-0/+17
| | | | | | | | | | | | | | | | | * 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.
* 2002-05-13 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-05-131-0/+6
| | | | | | * libc/machine/powerpc/vfprintf.c(__VFPRINTF_R)[__ALTIVEC__]: Don't allow v specifier with n or L specifiers. For vector c format, move tmp declaration to the top.
* 2002-05-13 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-05-131-0/+12
| | | | | | | | | | | | * libc/machine/powerpc/vfprintf.c(__VFPRINTF_R)[__ALTIVEC__]: Restore the original format specifier when looping for vectors to compensate for any changes made in vector %g format processing. Also add syntax checking for various invalid scenarios involving vector format extensions. * libc/machine/powerpc/vfscanf.c(__VFSCANF_R)[__ALTIVEC__]: Fix return code setting for vector formats. Also treat vector separator mismatch as a match error instead of an input error. Perform some syntax checking for vector formats.
* 2002-05-10 Mark Bradshaw <bradshaw@staff.crosswalk.com>Thomas Fitzsimmons2002-05-131-0/+7
| | | | | | | * libc/include/string.h (!__STRICT_ANSI__): Add strlcat and strlcpy. * libc/string/Makefile.am: Add strlcat.c and strlcpy.c. * libc/string/strlcat.c: New file. * libc/string/strlcpy.c: New file.
* 2002-05-10 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-05-101-0/+4
| | | | * libc/string/strchr.c: Fix comment typo.
* * acinclude.m4: Add support for --enable-newlib-multithread.Thomas Fitzsimmons2002-05-081-0/+4
| | | | | * configure.host (newlib_cflags): Add -D__SINGLE_THREAD__ if --enable-newlib-multithread=no.
* * libc/stdio/getc_u.c: New file.Thomas Fitzsimmons2002-05-081-0/+12
| | | | | | | | | | | * libc/stdio/getchar_u.c: New file. * libc/stdio/putc_u.c: New file. * libc/stdio/putchar_u.c: New file. * libc/include/stdio.h: Add declarations for getc_unlocked, getchar_unlocked, putc_unlocked and putchar_unlocked. * libc/stdio/Makefile.am (LIB_SOURCES): Add new files. (CHEWOUT_FILES): Add new files' .def's. * libc/stdio/putchar.c (_putchar_r): Replace __sputc with putc.
* * libc/machine/sh/memset.S (memset, __SHMEDIA__ code):Joern Rennecke2002-05-081-7/+13
| | | | | Also handle as single quad word when destination ends at last byte of first quad word. Fix byte selection in single quad code.
* * libc/machine/powerpc/vfprintf.c[__ALTIVEC__]: Add vectorThomas Fitzsimmons2002-05-081-2/+9
| | | | | | | | support for 'p' format. Fix code to print bytes for vector integer formats that do not specify 'h' or 'l'. * libc/machine/powerpc/vfscanf.c[__ALTIVEC__]: Add vector support for 'p' specifier. Fix code to scan 16 bytes for vector integer formats that do not specify 'h' or 'l'.
* * libc/include/sys/stdio.h: New file.Thomas Fitzsimmons2002-05-081-0/+28
| | | | | | | | | | | | | | | | | | | | | | | | | | | * libc/sys/linux/sys/stdio.h: New file. * libc/include/stdio.h: Add declarations for flockfile, ftrylockfile, and funlockfile. Include <sys/stdio.h>. * libc/stdio/clearerr.c: Add file locking. * libc/stdio/fclose.c: Likewise. * libc/stdio/feof.c: Likewise. * libc/stdio/ferror.c: Likewise. * libc/stdio/fflush.c: Likewise. * libc/stdio/fgetc.c: Likewise. * libc/stdio/fgetpos.c: Likewise. * libc/stdio/fgets.c: Likewise. * libc/stdio/fileno.c: Likewise. * libc/stdio/fputc.c: Likewise. * libc/stdio/fputs.c: Likewise. * libc/stdio/fread.c: Likewise. * libc/stdio/freopen.c: Likewise. * libc/stdio/fseek.c: Likewise. * libc/stdio/ftell.c: Likewise. * libc/stdio/fwrite.c: Likewise. * libc/stdio/getc.c: Likewise. * libc/stdio/putc.c: Likewise. * libc/stdio/setvbuf.c: Likewise. * libc/stdio/ungetc.c: Likewise. * libc/stdio/vfprintf.c: Likewise.
* 2002-05-06 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-05-061-0/+4
| | | | * libc/include/stdlib.h (a64l, l64a, _l64a_r): Added prototypes.
* * libc/sys/arm/syscalls.c (_rename): Add parameter names.Thomas Fitzsimmons2002-05-061-0/+5
| | | | (_sbrk): Add cast of return value.
* 2002-05-06 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-05-061-0/+9
| | | | | | | | | * 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.
* 2002-05-06 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-05-061-0/+7
| | | | | | | * libc/unix/pread.c: Fix typo for _pread_r. * libc/unix/pwrite.c: Fix type for _pwrite_r. * libc/sys/linux/pread64.c: Fix typo for read syscall. * libc/sys/linux/pwrite64.c: Fix typo for write syscall.
* * libc/include/sys/unistd.h: Define getdomainname under cygwin.Christopher Faylor2002-05-041-0/+4
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* * configure.in (CC_FOR_NEWLIB): Change -isystem's to -I's.Thomas Fitzsimmons2002-05-031-0/+4
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* * utmp.h: Define more UNIX constants.Christopher Faylor2002-05-021-0/+4
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* * Makefile.am: Add support for checking multilibs.Thomas Fitzsimmons2002-05-011-0/+2
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* * libc/Makefile.am (SUBLIBS): Add LIBC_EXTRA_LIB.Thomas Fitzsimmons2002-05-011-0/+8
| | | | | | | | | | | | | | | | | (SUBDEFS): Add LIBC_EXTRA_DEF. * libc/configure.in (LIBC_EXTRA_LIB): New variable. (LIBC_EXTRA_DEF): Likewise. (extra_dir): Likewise. * libc/machine/xscale/machine: New directory. * libc/machine/xscale/machine/profile.h: New file. * Makefile.am (site.exp): Remove newlib_cflags. Add multibuildtop. * testsuite/newlib.locale/UTF-8.c: Change fprintf's to printf's. * testsuite/lib/flags.exp: New file. * testsuite/lib/newlib.exp: Load flags.exp. (newlib_target_compile): Remove libgloss directory references. (newlib_init): Remove newlib_cflags references.
* * Makefile.am (site.exp): Remove newlib_cflags. AddThomas Fitzsimmons2002-05-011-0/+10
| | | | | | | | | multibuildtop. * testsuite/newlib.locale/UTF-8.c: Change fprintf's to printf's. * testsuite/lib/flags.exp: New file. * testsuite/lib/newlib.exp: Load flags.exp. (newlib_target_compile): Remove libgloss directory references. (newlib_init): Remove newlib_cflags references.
* * testsuite/lib/newlib.exp (newlib_target_compile): ChangeThomas Fitzsimmons2002-04-301-0/+3
| | | | method of finding libgloss_target_dir.
* * Makefile.am (site.exp): Change host_alias, host_triplet,Thomas Fitzsimmons2002-04-301-0/+11
| | | | | | | | | | target_alias, target_triplet to refer to gcc's host and target variables (newlib's build and host variables). * testsuite/lib/newlib.exp (newlib_init): Change build references to host references, host references to target references to reflect Makefile.am changes. (newlib_target_compile): Likewise. (newlib_finish): Likewise.
* 2002-04-29 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-04-291-0/+4
| | | | * libc/sys/linux/io64.c (fstat64, lstat64): New syscalls added.
* * libc/sys/arm/syscalls.c (_rename): New function. Just a stub.Jonathan Larmour2002-04-291-0/+8
| | | | | | | (_system): New function. Ditto. * libc/stdlib/system.c (_system_r): Call _system if HAVE_SYSTEM. * configure.host: define HAVE_SYSTEM and HAVE_RENAME for xscale targets.
* 2002-04-29 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-04-291-0/+12
| | | | | | | | | | | | * libc/include/sys/unistd.h (pread, pwrite): Added prototypes. * libc/unix/Makefile.am: Add pread.c and pwrite.c. * libc/sys/linux/Makefile.am: Add pread64.c and pwrite64.c. * libc/sys/linux/Makefile.in: Regenerated. * libc/unix/Makefile.in: Ditto. * libc/sys/linux/pread64.c: New file. * libc/sys/linux/pwrite64.c: Ditto. * libc/unix/pread.c: Ditto. * libc/unix/pwrite.c: Ditto.
* 2002-04-26 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-04-261-0/+8
| | | | | | | | * libc/sys/linux/Makefile.am: Add io64.c. * libc/sys/linux/Makefile.in: Regenerated. * libc/sys/linux/io.c(mkfifo, fsync, fdatasync): Added syscalls. * libc/sys/linux/signal.c (sigwaitinfo, sigtimedwait): Ditto. * libc/sys/linux/io64.c: New file.
* 2002-04-26 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-04-261-0/+10
| | | | | | | | | | * configure.in (CC_FOR_NEWLIB): New variable that bases on $(CC) and adds targ-include and libc/include as -isystem directives if they are not already part of $(CC). * Makefile.am (AM_MAKEFLAGS): Change setting of CC to equal $(CC_FOR_NEWLIB). * configure: Regenerated. * Makefile.in: Ditto.
* 2002-04-25 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-04-251-0/+7
| | | | | | | * libc/sys/linux/Makefile.am: Add support for sched.c. * libc/sys/linux/Makefile.in: Regenerated. * libc/sys/linux/sched.c: New file. * libc/sys/linux/sys/types.h: Add struct timespec.
* * configure.in (CC_FOR_BUILD): Set to gcc whetherThomas Fitzsimmons2002-04-251-0/+7
| | | | | | cross-compiling or not. (CC): Add -isystem's for targ-include and libc/include when they do not already appear in CC.
* * Makefile.am (check-DEJAGNU): New target.Thomas Fitzsimmons2002-04-241-0/+24
| | | | | | | | | | | | | | | | | | | | | | | (site.exp): Likewise. * acinclude.m4 (NEWLIB_CONFIGURE): Replace AC_CANONICAL_HOST with AC_CANONICAL_SYSTEM. Remove AC_CANONICAL_BUILD. * libc/locale/locale.c (_setlocale_r): Add UTF-8 support. * libc/stdlib/mbtowc_r.c (_mbtowc_r): Likewise. * libc/stdlib/wctomb_r.c (_wctomb_r): Likewise. * testsuite: New directory. * testsuite/config: Likewise. * testsuite/lib: Likewise. * testsuite/newlib.locale: Likewise. * testsuite/newlib.string: Likewise. * testsuite/config/default.exp: New file. * testsuite/lib/checkoutput.exp: New file. * testsuite/lib/newlib.exp: New file. * testsuite/lib/passfail.exp: New file. * testsuite/newlib.locale/UTF-8.c: New file. * testsuite/newlib.locale/UTF-8.exp: New file. * testsuite/newlib.locale/locale.exp: New file. * testsuite/newlib.string/string.exp: New file. * testsuite/newlib.string/tstring.c: New file.
* 2002-04-23 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-04-231-1/+10
| | | | | | | | | * libc/include/machine/types.h (__pid_t, __off_t, __loff_t): Added. * libc/sys/linux/Makefile.am: Add support for mmap.c. * libc/sys/linux/Makefile.in: Regenerated. * libc/sys/linux/mmap.c: New file. * libc/sys/linux/machine/i386/syscall.h: Add _syscall6 macro. * libc/sys/linux/sys/types.h (pid_t, off_t, loff_t): Added.
* * acinclude.m4 (newlib_cflags): Remove include directories thatThomas Fitzsimmons2002-04-221-0/+5
| | | | are already specified in the top-level configure.in's FLAGS_FOR_TARGET.
* 2002-04-19 Bill SiegmundJeff Johnston2002-04-201-0/+12
| | | | | | | | | | | | * libc/machine/xscale/memchr.c: Don't use multi-line strings. * libc/machine/xscale/memcmp.c: Ditto. * libc/machine/xscale/memcpy.c: Ditto. * libc/machine/xscale/memmove.c: Ditto. * libc/machine/xscale/memset.c: Ditto. * libc/machine/xscale/strchr.c: Ditto. * libc/machine/xscale/strcmp.c: Ditto. * libc/machine/xscale/strcpy.c: Ditto. * libc/machine/xscale/strlen.c: Ditto.
* 2002-04-19 Alexandre Oliva <aoliva@redhat.com>Jeff Johnston2002-04-191-0/+6
| | | | | | * 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.
* 2002-04-19 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-04-191-0/+27
| | | | | | | | | | | | | | | | | | | | | | | | | | | * configure.host: Add support for powerpc-eabialtivec*. * libc/include/malloc.h: Add include of <machine/malloc.h>. * libc/include/stdlib.h: Add include of <machine/stdlib.h>. * libc/include/machine/malloc.h: New file. * libc/include/machine/stdlib.h: Ditto. * libc/include/machine/setjmp.h: Add support for powerpc altivec. * libc/machine/powerpc/Makefile.am: Add conditional objects and sources based on configuration. * libc/machine/powerpc/Makefile.in: Regenerated. * libc/machine/powerpc/configure: Ditto. * libc/machine/powerpc/configure.in: Add check for powerpc-eabialtivec* in which case add in additional source files. * libc/machine/powerpc/setjmp.S: Add altivec support. * libc/machine/powerpc/vec_calloc.c: New file. * libc/machine/powerpc/vec_free.c: Ditto. * libc/machine/powerpc/vec_malloc.c: Ditto. * libc/machine/powerpc/vec_mallocr.c: Ditto. * libc/machine/powerpc/vec_realloc.c: Ditto. * libc/machine/powerpc/machine/malloc.h: Ditto. * libc/machine/powerpc/machine/stdlib.h: Ditto. * libc/machine/powerpc/vfprintf.c: New file that is vfprintf.c with added altivec format specifiers. * libc/machine/powerpc/vfscanf.c: New file that is vfscanf.c with added altivec format specifiers.
* 2002-04-19 Joel Sherrill <joel@OARcorp.com>Joel Sherrill2002-04-191-0/+5
| | | | | * libs/sys/rtems/crt0.c: Satisfy gcc's references to libc functions while autoconf is trying to link main(){}.
* 2002-04-17 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-04-171-0/+5
| | | | | * libc/sys/linux/signal.c: Remove include of <bits/sigset.h>. * libc/sys/linux/sys/signal.h: Add include of <bits/sigset.h>.
* 2002-04-17 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-04-171-0/+216
| | | | * libc/time/time.tex: Add tzset info.
* 2002-04-17 Jeff Johnston <jjohnstn@redhat.com>Jeff Johnston2002-04-171-0/+27
| | | | | | | | | | | | | | | | | | | | | | | | | | | * libc/include/time.h (tzset, _tzset_r): Added prototypes. (strptime): Moved prototype to be within !__STRICT_ANSI__. (_tzname, _daylight, _timezone): No long __CYGWIN__ only. (tzname): Defined for all platforms. (daylight, timezone): Defined only for CYGWIN. * libc/sys/linux/machine/i386/crt0.c: Add call to tzset() after environment set up. * libc/stdlib/setenv_r.c (_setenv_r): Call tzset() if the TZ environment variable is set. * libc/time/Makefile.am: Add support for tzset.c, tzlock.c, and tzset_r.c. * libc/time/Makefile.in: Regenerated. * libc/time/gmtime.c (gmtime): Changed to call gmtime_r. * libc/time/gmtime_r.c (gmtime_r): Changed to call _mktm_r. * libc/time/lcltime_r.c (lcltime_r): Ditto. * libc/time/local.h: New local header file. * libc/time/mktime.c (mktime): Add timezone support. * libc/time/mktm_r.c: New file which is the common engine for gmtime_r and lcltime_r. This code has timezone support. * libc/time/strftime.c (strftime): Add %Z timezone support. * libc/time/tzlock.c: New file containing timezone lock stubs. * libc/time/tzset.c: New file containing tzset() routine. * libc/time/tzset_r.c: New file containing _tzset_r and internal routine for calculating timezone changes for specified year.