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1999-06-09Update.Ulrich Drepper
1999-06-09 Jakub Jelinek <jj@ultra.linux.cz> * stdlib/longlong.h: gas changed sethi handling when without %hi(). Fix assembly. * sysdeps/generic/dl-cache.c (_dl_cache_lookup): Allow port specific cache id checks. * sysdeps/generic/dl-cache.h: New file. * sysdeps/unix/sysv/linux/sparc/sparc64/dl-cache.h: New file.
1999-06-08Update.Ulrich Drepper
* gmon/gmon.c: Remove advertising clause of copyright. * gmon/mcount.c: Likewise. * gmon/sys/gmon.h: Likewise. * inet/arpa/ftp.h: Likewise. * inet/arpa/telnet.h: Likewise. * inet/arpa/tftp.h: Likewise. * inet/inet_lnaof.c: Likewise. * inet/inet_mkadr.c: Likewise. * inet/inet_net.c: Likewise. * inet/inet_netof.c: Likewise. * inet/protocols/routed.h: Likewise. * inet/protocols/rwhod.h: Likewise. * inet/protocols/talkd.h: Likewise. * inet/protocols/timed.h: Likewise. * inet/rcmd.c: Likewise. * inet/rexec.c: Likewise. * inet/ruserpass.c: Likewise. * io/fts.c: Likewise. * io/fts.h: Likewise. * login/login_tty.c: Likewise. * misc/fstab.h: Likewise. * misc/getttyent.c: Likewise. * misc/getusershell.c: Likewise. * misc/sys/queue.h: Likewise. * misc/sys/syslog.h: Likewise. * misc/syslog.c: Likewise. * misc/ttyent.h: Likewise. * misc/ttyslot.c: Likewise. * resolv/arpa/nameser.h: Likewise. * resolv/gethnamaddr.c: Likewise. * resolv/herror.c: Likewise. * resolv/inet_addr.c: Likewise. * resolv/mapv4v6addr.h: Likewise. * resolv/mapv4v6hostent.h: Likewise * resolv/nss_dns/dns-host.c: Likewise. * resolv/nss_dns/dns-network.c: Likewise. * resolv/res_comp.c: Likewise. * resolv/res_data.c: Likewise. * resolv/res_debug.c: Likewise. * resolv/res_init.c: Likewise. * resolv/res_mkquery.c: Likewise. * resolv/res_query.c: Likewise. * resolv/res_send.c: Likewise. * resolv/resolv.h: Likewise. * sysdeps/generic/div.c: Likewise. * sysdeps/generic/netinet/ip.h: Likewise. * sysdeps/generic/netinet/tcp.h: Likewise. * sysdeps/generic/paths.h: Likewise. * sysdeps/generic/prof-freq.c: Likewise. * sysdeps/generic/sys/ttydefaults.h: Likewise. * sysdeps/gnu/netinet/ip_icmp.h: Likewise. * sysdeps/gnu/netinet/tcp.h: Likewise. * sysdeps/ieee754/support.c: Likewise. * sysdeps/mach/hurd/sys/param.h: Likewise. * sysdeps/unix/bsd/bsd4.4/bits/errno.h: Likewise. * sysdeps/unix/bsd/bsd4.4/bits/ioctls.h: Likewise. * sysdeps/unix/bsd/sun/sunos4/sys/ttydefaults.h: Likewise. * sysdeps/unix/bsd/sys/reboot.h: Likewise. * sysdeps/unix/sysv/linux/netinet/if_ether.h: Likewise. * sysdeps/unix/sysv/linux/netinet/igmp.h: Likewise. * sysdeps/unix/sysv/linux/netinet/ip.h: Likewise. * sysdeps/unix/sysv/linux/paths.h: Likewise. * sysdeps/unix/sysv/linux/sys/quota.h: Likewise. * sysdeps/unix/sysv/linux/sys/ttydefaults.h: Likewise. * sysdeps/vax/DEFS.h: Likewise. * termios/sys/ttychars.h: Likewise. * misc/daemon.c: Likewise. Call fork.
1999-06-08Update.Ulrich Drepper
* grp/fgetgrent.c (buffer): Make file local variable. (free_mem): New function. Call for malloc debugging.
1999-06-08Update.Ulrich Drepper
1999-06-08 Ulrich Drepper <drepper@cygnus.com> * grp/tst_fgetgrent.c (write_users): Correctly generate long line.
1999-06-08Update.Ulrich Drepper
1999-06-08 Andreas Jaeger <aj@arthur.rhein-neckar.de> * grp/Makefile: Add rules for tst_fgetgrent. * grp/tst_fgetgrent.c: Rewritten to read only one file. * grp/tst_fgetgrent.sh: New file.
1999-06-08Update.Ulrich Drepper
1999-06-08 Ulrich Drepper <drepper@cygnus.com> * grp/Makefile (tests): Add tst_fgetgrent. * grp/tst_fgetgrent.c: New file. Patches by Andreas Jaeger <aj@arthur.rhein-neckar.de>.
1999-06-08Test for fgetgrent function.Ulrich Drepper
1999-06-081999-06-07 Roland McGrath <roland@baalperazim.frob.com>Roland McGrath
* db2/os/os_oflags.c (__db_oflags): Fix checking of O_ACCMODE bits to be POSIX compliant. Prior definition was broken for Hurd. Reported by Mark Kettenis <kettenis@gnu.org>.
1999-06-081999-06-07 Roland McGrath <roland@baalperazim.frob.com> Roland McGrath
* db2/os/os_oflags.c (__db_oflags): Fix checking of O_ACCMODE bits to be POSIX compliant. Prior definition was broken for Hurd. Reported by Mark Kettenis <kettenis@gnu.org>.
1999-06-08(__tobody): Fix typo.Ulrich Drepper
1999-06-08Update.Ulrich Drepper
1999-06-08 Ulrich Drepper <drepper@cygnus.com> * ctype/ctype.h: Protect __tobody code by __extension__.
1999-06-07Update.Ulrich Drepper
1999-06-07 Ulrich Drepper <drepper@cygnus.com> * grp/fgetgrent.c (fgetgrent): Remember position of stream before reading and reset in case the buffer was too small. * grp/fgetgrent_r.c (__fgetgrent_r): Set errno to ENOENT in case of EOF.
1999-06-07Update.Ulrich Drepper
* stdio-common/vfprintf.c: Correct typos.
1999-06-07Update.Ulrich Drepper
1999-06-07 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/if_index.c: Use SIGIOCGIFINDEX and fix another SIOGIFNAME typo. 1999-06-07 Ulrich Drepper <drepper@cygnus.com> * elf/dl-lookup.c: Remove duplicated assert.h inclusion. * sysdeps/generic/printf_fphex.c (__printf_fphex): Optimize a little bit. 1999-06-05 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * sysdeps/generic/printf_fphex.c (__printf_fphex): Don't ignore the precision if the mantissa is zero. 1999-06-05 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * manual/lang.texi (Floating Point Parameters): GCC already supports long double for a long time. 1999-06-05 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * math/libm-test.c (j0_test, j1_test, jn_test, y0_test, y1_test, yn_test): Increase some epsilons.
1999-06-07Update.Ulrich Drepper
1999-06-07 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/sys/sysmacros.h (makedev): Handle signed parameters.
1999-06-07Update.Ulrich Drepper
* sysdeps/unix/sysv/linux/kernel-features.h: Define __ASSUME_SIOCGIFNAME for kernel >= 2.1.50. * sysdeps/unix/sysv/linux/if_index.c: Correct typo (SIOGIFNAME -> SIOCGIFNAME) and use __ASSUME_SIOCGIFNAME. * sysdeps/libm-ieee754/w_j0.c: Remove __ from symbol definitions. * sysdeps/libm-ieee754/w_j0f.c: Likewise. * sysdeps/libm-ieee754/w_j0l.c: Likewise. * sysdeps/libm-ieee754/w_j1.c: Likewise. * sysdeps/libm-ieee754/w_j1f.c: Likewise. * sysdeps/libm-ieee754/w_j1l.c: Likewise. * sysdeps/libm-ieee754/w_jn.c: Likewise. * sysdeps/libm-ieee754/w_jnf.c: Likewise. * sysdeps/libm-ieee754/w_jnl.c: Likewise. * stdio-common.c: Correct typos. * math/libm-test.c (jn_test): Adjust delta. (y1_test): Likewise. (yn_test): Likewise. * elf/do-lookup.h: It should never happen that if we expect a versioned symbol from a file the file has no version table. This should have been checked in dl-version.c. * elf/dl-lookup.c: Include assert.h.
1999-06-06Update.Ulrich Drepper
* sysdeps/unix/sysv/linux/i386/sigaction.c: Correct restorer function handling.
1999-06-06Update.Ulrich Drepper
1999-06-06 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/i386/sigaction.c (SA_RESTORER): New #define.
1999-06-06Update.Ulrich Drepper
1999-06-06 Andi Kleen <ak@muc.de> * sysdeps/unix/sysv/linux/i386/sigaction.c (__sigaction): Set SA_RESTORER flag.
1999-06-06Update.Ulrich Drepper
1999-06-04 Andreas Jaeger <aj@arthur.rhein-neckar.de> * math/libm-test.c (yn_test): Change one delta. (jn_test): Likewise. (j1_test): Likewise. (y0_test): Likewise.
1999-06-06Update.Ulrich Drepper
1999-06-06 Ulrich Drepper <drepper@cygnus.com> * malloc/malloc.c: Introduce local variable __libc_getpagesize to avoid multiple calls to getpagesize() which might be a syscall. 1999-06-06 Philip Blundell <philb@gnu.org> * stdio-common/tstscanf.c (main): Test the half-word format "%hd". 1999-06-06 Andreas Jaeger <aj@arthur.rhein-neckar.de> * manual/install.texi (Running make install): Correct typo in dynamic linker invocation. 1999-06-05 Philip Blundell <philb@gnu.org> * sysdeps/arm/dl-machine.h (elf_machine_load_address): Fix problems with GOT addressing. 1999-06-05 Wolfram Gloger <wmglo@dent.med.uni-muenchen.de> * malloc/malloc.c (check_action): Change into bitmap so that both diagnostic and abort can be requested by setting it to 3. (mALLOC_SET_STATe): Disable malloc checking if necessary.
1999-06-03Update.Ulrich Drepper
* configure.in: Few changes for HPUX.
1999-06-03Update.Ulrich Drepper
1999-06-03 Ulrich Drepper <drepper@cygnus.com> * scripts/config.guess: Update from latest version. * scripts/config.sub: Likewise. * Makerules: Set LC_ALL explicitly to archieve correct sorting of map files. Closes PR libc/1147.
1999-06-03Update.Ulrich Drepper
1999-06-03 Andreas Jaeger <aj@arthur.rhein-neckar.de> * Makerules: Set LANGUAGE and LC_ALL explicitly to archieve correct sorting of map files. Closes PR libc/1147. 1999-06-03 Andreas Jaeger <aj@arthur.rhein-neckar.de> * math/libm-test.c (main): Add new test functions. (jn_test): New tests. (j1_test): Add some more tests. (j0_test): Add some more tests. (y0_test): Add some more tests. (y1_test): Add some more tests.
1999-06-02Update.Ulrich Drepper
1999-06-02 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/libm-ieee754/e_j0.c (__ieee754_y0): Fix array indices. Patch by mhagger@dera.gov.uk [PR libc/1145]. * math/libm-test.c (y1_test): New tests. (y0_test): Likewise. (j1_test): Likewise. (j0_test): Likewise. (main): Added new tests. 1999-06-02 Jakub Jelinek <jj@ultra.linux.cz>
1999-06-02Update.Ulrich Drepper
1999-06-02 Jakub Jelinek <jj@ultra.linux.cz> * stdlib/longlong.h: Define UDIV_TIME on sparc64. * sysdeps/unix/sysv/linux/sparc/sparc64/sigpending.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc64/pause.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc64/sigprocmask.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc64/sigsuspend.c: New file.
1999-06-02Update.Ulrich Drepper
1999-06-02 David S. Miller <davem@redhat.com> * nscd/nscd_gethst_r.c (nscd_gethst_r): Align the h_addr_list pointers properly.
1999-06-02Update.Ulrich Drepper
1999-06-02 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/i386/sigaction.c: Read kernel-features.h and elide compatibility code if possible.
1999-06-02Update.Ulrich Drepper
1999-06-01 Ulrich Drepper <drepper@cygnus.com> * manual/llio.texi: Remove menu entry for removed section. 1999-05-29 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * sysdeps/unix/sysv/linux/sigaction.c: Fix typo and avoid unused variables. 1999-06-01 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/net/if_arp.h (ARPHRD_DDCMP): Add it (from Linux 2.3.4).
1999-05-30Update.Ulrich Drepper
1999-05-30 Ulrich Drepper <drepper@cygnus.com> * inet/netinet/in.h: Mark ntoh* and hton* as constant functions.
1999-05-30Update.Ulrich Drepper
1999-05-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> * manual/stdio.texi: Fix some typos.
1999-05-29Update.Ulrich Drepper
1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * malloc/malloc.h: Properly handle future GCC versions. 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * sysdeps/unix/sysv/linux/configure.in: Change version checks to use AC_EGREP_CPP. Change sed pattern to not use alternation. Fix text of error message. * aclocal.m4 (GLIBC_PROVIDES): Define AC_LANG to `C'.
1999-05-29Update.Ulrich Drepper
1999-05-29 Ulrich Drepper <drepper@cygnus.com> * manual/filesys.texi: Extend (f)truncate documentation. * manual/llio.texi: Remove duplicate (f)truncate definition. 1999-05-29 Andreas Jaeger <aj@arthur.rhein-neckar.de> * manual/stdio.texi (Formatted Output Functions): Mention semantics of snprintf in glibc 2.0. Reported by Ben Pfaff <pfaffben@msu.edu>. 1999-05-29 Ulrich Drepper <drepper@cygnus.com> * include/features.h (__GLIBC_MINOR__): Bump to 2.
1999-05-29(__GLIBC_MINOR__): Bump to 2.Ulrich Drepper
1999-05-29fix typo'd file namesRoland McGrath
* sysdeps/wordsize-64/strtol.c: New file. * sysdeps/wordsize-64/strtoul.c: New file. * sysdeps/wordsize-64/strtoll.c: New file. * sysdeps/wordsize-64/strtoull.c: New file. * sysdeps/wordsize-64/strtol_l.c: New file. * sysdeps/wordsize-64/strtoul_l.c: New file. * sysdeps/wordsize-64/strtoll_l.c: New file. * sysdeps/wordsize-64/strtoull_l.c: New file. * sysdeps/wordsize-64/wcstol.c: New file. * sysdeps/wordsize-64/wcstoul.c: New file. * sysdeps/wordsize-64/wcstoll.c: New file. * sysdeps/wordsize-64/wcstoull.c: New file. * sysdeps/wordsize-64/wcstol_l.c: New file. * sysdeps/wordsize-64/wcstoul_l.c: New file. * sysdeps/wordsize-64/wcstoll_l.c: New file. * sysdeps/wordsize-64/wcstoull_l.c: New file.
1999-05-27Regenerated: /usr/bin/perl scripts/gen-FAQ.pl FAQ.inUlrich Drepper
1999-05-27Update.Ulrich Drepper
1999-05-27 Ulrich Drepper <drepper@cygnus.com> * math/libm-test.c: Adjust a few more deltas for the poor ARM FPU emulator.
1999-05-27Update.Ulrich Drepper
* configure.in: Fix typo. 1999-05-27 Andreas Jaeger <aj@arthur.rhein-neckar.de>
1999-05-27Update.Ulrich Drepper
1999-05-27 Andreas Jaeger <aj@arthur.rhein-neckar.de> * manual/socket.texi (Host Names): Remove statement that h_errno needs to be declared since this isn't true anymore. Closes PR libc/1138.
1999-05-26Update.Ulrich Drepper
1999-05-26 Ulrich Drepper <drepper@cygnus.com> * config.h.in: Add __LINUX_KERNEL_VERSION. * configure.in: Recognize --enable-kernel. * sysdeps/unix/sysv/linux/configure.in: Check for correct kernel headers if --enable-kernel is given and set __LINUX_KERNEL_VERSION appropriately. * sysdeps/unix/sysv/linux/init-first.c: If minimal kernel version is given perform runtime test. * sysdeps/unix/sysv/linux/kernel-features.h: New file. * sysdeps/unix/sysv/linux/getcwd.c: Elide compatibility code if minimal supported kernel is known to have the feature. * sysdeps/unix/sysv/linux/poll.c: Likewise. * sysdeps/unix/sysv/linux/pread.c: Likewise. * sysdeps/unix/sysv/linux/pread64.c: Likewise. * sysdeps/unix/sysv/linux/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/seteuid.c: Likewise. * sysdeps/unix/sysv/linux/sigaction.c: Likewise. * sysdeps/unix/sysv/linux/sigprocmask.c: Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c: Likewise. * sysdeps/unix/sysv/linux/testrtsig.h: Likewise. * sysdeps/unix/sysv/linux/i386/chown.c: Likewise. * sysdeps/unix/sysv/linux/i386/pread.c: Likewise. * sysdeps/unix/sysv/linux/i386/pread64.c: Likewise. * sysdeps/unix/sysv/linux/i386/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/i386/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/sysctl.c: Add __sysctl alias.
1999-05-25Update.Ulrich Drepper
1999-05-25 Ulrich Drepper <drepper@cygnus.com> * sysdeps/posix/getcwd.c (__getcwd): Fix potential memory leaks.
1999-05-25Update.Ulrich Drepper
1999-05-26 Jakub Jelinek <jj@ultra.linux.cz> * stdlib/longlong.h (add_ssaaaa, sub_ddmmss, umul_ppmm): Optimized sparc64 routines. * stdio-common/vfprintf.c (vfprintf): Don't handle long numbers if they are the same as ints. * stdio-common/vfscanf.c (_IO_vfscanf): Likewise.
1999-05-25Update.Ulrich Drepper
* wcsmbs/wcstol.c: Moved to ... * sysdeps/generic/wcstol.c: ...here. * wcsmbs/wcstoul.c: Moved to ... * sysdeps/generic/wcstoul.c: ...here. * wcsmbs/wcstoll.c: Moved to ... * sysdeps/generic/wcstoll.c: ...here. * wcsmbs/wcstoull.c: Moved to ... * sysdeps/generic/wcstoull.c: ...here. * wcsmbs/wcstol_l.c: Moved to ... * sysdeps/generic/wcstol_l.c: ...here. * wcsmbs/wcstoul_l.c: Moved to ... * sysdeps/generic/wcstoul_l.c: ...here. * wcsmbs/wcstoll_l.c: Moved to ... * sysdeps/generic/wcstoll_l.c: ...here. * wcsmbs/wcstoull_l.c: Moved to ... * sysdeps/generic/wcstoull_l.c: ...here. * sysdeps/wordexp-64/wcstol.c: New file. * sysdeps/wordexp-64/wcstoul.c: New file. * sysdeps/wordexp-64/wcstoll.c: New file. * sysdeps/wordexp-64/wcstoull.c: New file. * sysdeps/wordexp-64/wcstol_l.c: New file. * sysdeps/wordexp-64/wcstoul_l.c: New file. * sysdeps/wordexp-64/wcstoll_l.c: New file. * sysdeps/wordexp-64/wcstoull_l.c: New file.
1999-05-25Update.Ulrich Drepper
* version.h (VERSION): Bump to 2.1.90. (RELEASE): Mark as development.
1999-05-25Update.Ulrich Drepper
* stdio-common/vfscanf.c (_IO_vfscanf): Likewise.
1999-05-25Update.Ulrich Drepper
* stdio-common/vfprintf.c (vfprintf): Don't implement special handling for long long if it is the same as long.
1999-05-25Update.Ulrich Drepper
1999-05-25 Ulrich Drepper <drepper@cygnus.com> * stdlib/strtol.c: Moved to ... * sysdeps/generic/strtol.c: ...here. * stdlib/strtoul.c: Moved to ... * sysdeps/generic/strtoul.c: ...here. * stdlib/strtoll.c: Moved to ... * sysdeps/generic/strtoll.c: ...here. * stdlib/strtoull.c: Moved to ... * sysdeps/generic/strtoull.c: ...here. * stdlib/strtol_l.c: Moved to ... * sysdeps/generic/strtol_l.c: ...here. * stdlib/strtoul_l.c: Moved to ... * sysdeps/generic/strtoul_l.c: ...here. * stdlib/strtoll_l.c: Moved to ... * sysdeps/generic/strtoll_l.c: ...here. * stdlib/strtoull_l.c: Moved to ... * sysdeps/generic/strtoull_l.c: ...here. * sysdeps/wordexp-64/strtol.c: New file. * sysdeps/wordexp-64/strtoul.c: New file. * sysdeps/wordexp-64/strtoll.c: New file. * sysdeps/wordexp-64/strtoull.c: New file. * sysdeps/wordexp-64/strtol_l.c: New file. * sysdeps/wordexp-64/strtoul_l.c: New file. * sysdeps/wordexp-64/strtoll_l.c: New file. * sysdeps/wordexp-64/strtoull_l.c: New file.
1999-05-25Fix typos.Ulrich Drepper
* sysdeps/sparc/fpu/bits/fenv.h: New file. * sysdeps/sparc/fpu/fpu_control.h: New file.
1999-05-25Update.Ulrich Drepper
1999-05-24 Jakub Jelinek <jj@ultra.linux.cz> * sysdeps/sparc/bits/wordsize.h: New file. * sysdeps/sparc/bits/fenv.h: New file. * sysdeps/sparc/fpu_control.h: New file. * sysdeps/sparc/gmp-mparam.h: New file. * sysdeps/sparc/sparc32/fpu/bits/fenv.h: Remove. * sysdeps/sparc/sparc32/fpu/fpu_control.h: Remove. * sysdeps/sparc/sparc64/bits/wordsize.h: Remove. * sysdeps/sparc/sparc64/fpu/bits/fenv.h: Remove. * sysdeps/sparc/sparc64/fpu/fpu_control.h: Remove. * sysdeps/sparc/sparc64/gmp-mparam.h: Remove. * sysdeps/unix/sysv/linux/sparc/bits/setjmp.h: New file. * sysdeps/unix/sysv/linux/sparc/bits/types.h: New file. * sysdeps/unix/sysv/linux/sparc/bits/statfs.h: New file. * sysdeps/unix/sysv/linux/sparc/sys/ucontext.h: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/sys/ucontext.h: Remove. * sysdeps/unix/sysv/linux/sparc/sparc64/bits/setjmp.h: Remove. * sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h: Remove. * sysdeps/unix/sysv/linux/sparc/sparc64/bits/statfs.h: Remove. * sysdeps/unix/sysv/linux/sparc/sparc64/sys/ucontext.h: Remove. 1999-05-19 Jakub Jelinek <jj@ultra.linux.cz> 1999-05-19 Jakub Jelinek <jj@ultra.linux.cz> 1999-05-19 Jakub Jelinek <jj@ultra.linux.cz>
1999-05-24Update.glibc-2.1.1cvs/glibc-2_1_1Ulrich Drepper
* login/openpty.c (openpty): Make sure pty does not because controlling TTY.