aboutsummaryrefslogtreecommitdiff
path: root/sysdeps
AgeCommit message (Collapse)Author
2003-07-05 * sysdeps/alpha/elf/initfini.c: Avoid .ent/.end. * ↵Richard Henderson
sysdeps/alpha/elf/pt-initfini.c: Avoid .ent/.end. 2003-07-05 Richard Henderson <rth@redhat.com> * sysdeps/alpha/elf/initfini.c: Avoid .ent/.end.
2003-07-03Update.Ulrich Drepper
2003-07-03 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/prof-freq.c (__profile_frequency): Fix a typo.
2003-07-03Update.Ulrich Drepper
2003-07-03 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_AT_CLKTCK): Define. * sysdeps/unix/sysv/linux/prof-freq.h: New file.
2003-07-02Update.Ulrich Drepper
2003-07-02 Jakub Jelinek <jakub@redhat.com> * sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Protect new_sysinfo decl and use with #ifdef NEED_DL_SYSINFO.
2003-07-02Update.Ulrich Drepper
* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Don't set GL(dl_sysinfo) unles GL(dl_sysinfo_dso) is also set. * sysdeps/unix/sysv/linux/kernel-features.h: Define __ASSUME_VSYSCALL only for 2.5.69 and up since this is when the vsyscall DSO was added.
2003-07-02* sysdeps/unix/sysv/linux/x86_64/sys/epoll.h: New file.Andreas Jaeger
2003-07-02 Andreas Jaeger <aj@suse.de> * sysdeps/unix/sysv/linux/x86_64/sys/epoll.h: New file.
2003-07-01Update.Ulrich Drepper
2003-05-04 H.J. Lu <hongjiu.lu@intel.com> * malloc/arena.c (arena_get2): Add atomic_write_barrier. * malloc/thread-m.h: Include <atomic.h>. (atomic_full_barrier): Provide default. (atomic_read_barrier): Likewise. (atomic_write_barrier): Likewise. * sysdeps/ia64/bits/atomic.h (atomic_full_barrier): New #define.
2003-07-01Define cfi_rel_offset and CFI_REL_OFFSET.Ulrich Drepper
2003-06-30 * sysdeps/unix/sysv/linux/alpha/clone.S: Load child_tid properly.Richard Henderson
2003-06-30 * sysdeps/alpha/bits/atomic.h ↵Richard Henderson
(__arch_compare_and_exchange_bool_*_int): Invert the sense of the return value. (__arch_exchange_16_int): Fix paste-o. (__arch_exchange_{32,64}_int): Fix think-o. * sysdeps/alpha/bits/atomic.h (__arch_compare_and_exchange_bool_*_int): Invert the sense of the return value. (__arch_exchange_16_int): Fix paste-o. (__arch_exchange_{32,64}_int): Fix think-o. * sysdeps/unix/sysv/linux/alpha/clone.S: Load child_tid properly. 2003-06-30 Richard Henderson <rth@redhat.com>
2003-06-302003-06-17 Guido Guenther <agx@sigxcpu.org>Andreas Jaeger
* sysdeps/unix/sysv/linux/mips/xstatconv.c: Handle STAT_IS_KERNEL_STAT case. (xstat_conv): Rename to __xstat_conv and remove static inline. (xstat64_conv): Likewise.
2003-06-29Update.Ulrich Drepper
2003-06-29 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/sleep.c (__sleep): Handle parameter values which cannot be handled in one nanosleep call.
2003-06-28Update.Ulrich Drepper
2003-06-25 Alfred M. Szmidt <ams@kemisten.nu> * sysdeps/generic/bits/in.h (IPV6_HOPOPTS, IPV6_DSTOPTS): New macros. (IPV6_RXHOPOPTS, IPV6_RXDSTOPTS): Use them. * sysdeps/generic/ifreq.h (__if_nextreq) [_HAVE_SA_LEN]: Typo fix.
2003-06-28Sync with kernel header, fix typo.Ulrich Drepper
2003-06-04 Thorsten Kukuk <kukuk@suse.de> * sysdeps/unix/sysv/linux/net/if_arp.h: Sync with kernel header, fix typo.
2003-06-28Update.Ulrich Drepper
2003-06-26 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/unix/sysv/linux/xstatconv.h [!STAT_IS_KERNEL_STAT]: Conditionalize function definitions that use struct kernel_stat. * sysdeps/unix/sysv/linux/fxstat.c: Remove __syscall_fstat extern. * sysdeps/unix/sysv/linux/lxstat.c: Remove __syscall_lstat extern. * sysdeps/unix/sysv/linux/xstat.c: Remove __syscall_stat extern.
2003-06-28Update.Ulrich Drepper
2003-06-28 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/s390/semtimedop.c (semtimedop): Add real implementation.
2003-06-272003-06-27 Jeroen Dekkers <jeroen@dekkers.cx>Roland McGrath
* sysdeps/mach/hurd/alpha/init-first.c: Remove call to __libc_init. * sysdeps/mach/hurd/i386/init-first.c: Likewise. * sysdeps/mach/hurd/mips/init-first.c: Likewise. * sysdeps/mach/hurd/powerpc/init-first.c: Likewise.
2003-06-27* sysdeps/mach/configure.in: Barf rather than define NO_CREATION_TIME.Roland McGrath
* sysdeps/mach/configure: Regenerated. * sysdeps/mach/hurd/times.c (times_init): Function removed. (__times): Assume `creation_time' field is available. * sysdeps/mach/hurd/Makefile [$(subdir) = csu] (sysdep_routines): Don't append set-init. * sysdeps/mach/hurd/set-init.c: File removed.
2003-06-262003-06-26 Roland McGrath <roland@redhat.com>Roland McGrath
* elf/elf.h (AT_SECURE): New macro. * sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Grok it, set __libc_enable_secure. (_dl_show_auxv): Add AT_SECURE to name table. * elf/dl-support.c (_dl_aux_init): Grok AT_SECURE, set __libc_enable_secure and __libc_enable_secure_decided. * sysdeps/unix/sysv/linux/ldsodefs.h [__ASSUME_AT_SECURE] (HAVE_AUX_SECURE): Define it. * sysdeps/unix/sysv/linux/kernel-features.h [__LINUX_KERNEL_VERSION >= 132425] (__ASSUME_AT_SECURE): Define it.
2003-06-26Define _STATBUF_ST_NSEC.Ulrich Drepper
2003-06-26* sysdeps/m68k/fpu/bits/mathinline.h: Don't inline frexp. Andreas Schwab
* sysdeps/m68k/fpu/s_frexp.c: Put implementation here. * sysdeps/m68k/fpu/s_frexpl.c: Fix to handle unnormalized numbers.
2003-06-26Update.Ulrich Drepper
2003-06-17 Thorsten Kukuk <kukuk@suse.de> * nis/Makefile: Remove NIS/NIS+ files from nss_compat module. * nis/nss_compat/compat-grp.c: Don't use our own NIS/NIS+ functions, dlopen corresponding NSS module instead. * nis/nss_compat/compat-pwd.c: Likewise. * nis/nss_compat/compat-spwd.c: Likewise. * nis/nss_compat/compat-initgroups.c: Disabled for now. * nss/Versions: Export __nss_lookup_function. 2003-06-19 Daniel Jacobowitz <drow@mvista.com> * sysdeps/unix/sysv/linux/kernel-features.h: Update kernel features for the SH architecture. 2003-06-25 Thorsten Kukuk <kukuk@suse.de> * csu/Makefile: Use CPPFLAGS to find correct linux/version.h.
2003-06-25Update.Ulrich Drepper
2003-06-25 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/cris/sysdep.h (INLINE_SYSCALL): Cast result to long int so that extensions to long long int work. Patch by Uwe Reimann <libc-alpha@pulsar.homelinux.net>. 2003-06-19 Jakub Jelinek <jakub@redhat.com> * elf/ldconfig.c (main): Use add_system_dir instead of add_dir. * sysdeps/generic/dl-cache.h (add_system_dir): Define. * sysdeps/unix/sysv/linux/x86_64/dl-cache.h: Include sparc dl-cache.h. * sysdeps/unix/sysv/linux/s390/dl-cache.h: New file. * sysdeps/unix/sysv/linux/mips/dl-cache.h: New file. * sysdeps/unix/sysv/linux/powerpc/dl-cache.h: New file. * sysdeps/unix/sysv/linux/sparc/dl-cache.h: New file.
2003-06-25* sysdeps/generic/dl-sysdep.c (_dl_show_auxv): Catch uninitializedRoland McGrath
elements in the table instead of printing an empty name string. 2003-06-05 Roland McGrath <roland@redhat.com> * elf/elf.h (PT_GNU_STACK): New macro.
2003-06-25Update.Ulrich Drepper
* include/time.h: Define CLOCK_IDFIELD_SIZE. * sysdeps/posix/clock_getres.c: Recognize thread CPU clock IDs. * sysdeps/unix/clock_gettime.c: Likewise. * sysdeps/unix/clock_settime.c: Likewise. * sysdeps/unix/clock_nanosleep.c (CPUCLOCK_P): Adjust for new clock id for thread CPU clocks.
2003-06-24Update.Ulrich Drepper
2003-06-24 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/fstatfs64.c (__fstatfs64): Add support for the fstatfs64 syscall. * sysdeps/unix/sysv/linux/statfs64.c (__statfs64): Add support for the statfs64 syscall. * sysdeps/unix/sysv/linux/kernel-features.h: Define __ASSUME_STATFS64 appropriately. * sysdeps/unix/sysv/linux/internal_statvfs.c: Use f_frsize field from statfs structure if it has been filled in. * sysdeps/unix/sysv/linux/bits/statfs.h (struct statfs): Add f_frsize field. (struct statfs64): Likewise. * sysdeps/unix/sysv/linux/alpha/bits/statfs.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/statfs.h: Likewise. instead of __libc_cleanup_region_*.
2003-06-24(struct statfs): Add f_frsize field. (struct statfs64): Likewise.Ulrich Drepper
2003-06-24 * sysdeps/alpha/bits/atomic.h: New file.Richard Henderson
* sysdeps/alpha/bits/atomic.h: New file.
2003-06-24 * sysdeps/unix/sysv/linux/alpha/clone.S: Use HIDDEN_JUMPTARGET. ↵Richard Henderson
* sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Use libc_hidden_def. * sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise. * sysdeps/unix/sysv/linux/alpha/setfpucw.c: Use libc_hidden_proto on them. * sysdeps/unix/sysv/linux/alpha/clone.S: Use HIDDEN_JUMPTARGET. * sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Use libc_hidden_def. * sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise. * sysdeps/unix/sysv/linux/alpha/setfpucw.c: Use libc_hidden_proto on them.
2003-06-24 * sysdeps/alpha/fpu/bits/mathinline.h: Honor ↵Richard Henderson
__LIBC_INTERNAL_MATH_INLINES. Implement __signbitf, __signbit. * sysdeps/alpha/fpu/bits/mathinline.h: Honor __LIBC_INTERNAL_MATH_INLINES. Implement __signbitf, __signbit.
2003-06-24 * sysdeps/alpha/setjmp.S (_setjmp, setjmp): Mark .prologue.Richard Henderson
* sysdeps/alpha/setjmp.S (_setjmp, setjmp): Mark .prologue.
2003-06-24 * sysdeps/unix/sysv/linux/alpha/syscalls.list (pread, pwrite): Use ↵Richard Henderson
the 64-bit syscall name. 2003-06-24 Richard Henderson <rth@redhat.com> * sysdeps/unix/sysv/linux/alpha/syscalls.list (pread, pwrite): Use the 64-bit syscall name.
2003-06-24Update.Andreas Schwab
2003-06-24(_STAT_VER_LINUX): Avoid redeclaration with 32-bit code.Andreas Jaeger
2003-06-24Update.Ulrich Drepper
2003-05-19 Ed Connell <ed.connell@sas.com> * sysdeps/unix/sysv/linux/i386/getcontext.S (getcontext): Retain floating point mask. * sysdeps/i386/fpu/fegetenv.c (fegetenv): Likewise.
2003-06-24Update.Ulrich Drepper
* sysdeps/pthread/aio_misc.h: Mark __aio_requests_mutex, __aio_enqueue_request, __aio_find_req, __aio_find_req_fd, __aio_free_request, __aio_notify, and __aio_sigqueue as hidden. * sysdeps/pthread/aio_suspend.c (aio_suspend): Set errno to the result of pthread_cond_wait if there was an error. Use pthread_cleanup_* instead of __lbic_cleanup_region_*.
2003-06-23Update.Ulrich Drepper
2003-06-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/aio_suspend.c (aio_suspend): Set errno to EINTR if this is what pthread_cond_wait returned.
2003-06-20 * sysdeps/unix/make-syscalls.sh: Implement ! prefix for strong ↵Richard Henderson
aliases. * sysdeps/unix/sysv/linux/alpha/syscalls.list (open, open64): New. * sysdeps/unix/make-syscalls.sh: Implement ! prefix for strong aliases. * sysdeps/unix/sysv/linux/alpha/syscalls.list (open, open64): New. 2003-06-20 Richard Henderson <rth@redhat.com>
2003-06-20 * sysdeps/unix/alpha/sysdep.h (INLINE_SYSCALL1): Use ↵Richard Henderson
__builtin_expect. * sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_ST_INO_64_BIT) Unset for alpha. (__ASSUME_TIMEVAL64): Set for alpha. * sysdeps/unix/sysv/linux/alpha/Makefile (sysdep_routines): Remove adjtimex, osf_sigprocmask, old_adjtimex. * sysdeps/unix/sysv/linux/alpha/adjtime.c: Use INLINE_SYSCALL, __ASSUME_TIMEVAL64. Reorg tv64 functions to avoid uninit variable. * sysdeps/unix/sysv/linux/alpha/getitimer.S: Use __ASSUME_TIMEVAL64. * sysdeps/unix/sysv/linux/alpha/getrusage.S: Likewise. * sysdeps/unix/sysv/linux/alpha/gettimeofday.S: Likewise. * sysdeps/unix/sysv/linux/alpha/select.S: Likewise. * sysdeps/unix/sysv/linux/alpha/setitimer.S: Likewise. * sysdeps/unix/sysv/linux/alpha/settimeofday.S: Likewise. * sysdeps/unix/sysv/linux/alpha/utimes.S: Likewise. * sysdeps/unix/sysv/linux/alpha/wait4.S: Likewise. * sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Streamline PIC code sequence. * sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise. * sysdeps/unix/sysv/linux/alpha/sigaction.c: New file. * sysdeps/unix/sysv/linux/alpha/sigprocmask.c: Use INLINE_SYSCALL. * sysdeps/unix/sysv/linux/alpha/ustat.c: Likewise. * sysdeps/unix/sysv/linux/alpha/xmknod.c: Likewise. * sysdeps/unix/sysv/linux/alpha/syscalls.list: Remove osf_sigprocmask, sys_ustat, sys_mknod, adjtimex, old_adjtimex. * sysdeps/unix/sysv/linux/alpha/sysdep.h (INLINE_SYSCALL): Don't defer to __syscall_name; error for rt_sigaction. * sysdeps/unix/sysv/linux/alpha/xstatconv.c: Include kernel_stat.h. 2003-06-20 Richard Henderson <rth@redhat.com> * sysdeps/unix/alpha/sysdep.h (INLINE_SYSCALL1): Use __builtin_expect. * sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_ST_INO_64_BIT) Unset for alpha. (__ASSUME_TIMEVAL64): Set for alpha. * sysdeps/unix/sysv/linux/alpha/Makefile (sysdep_routines): Remove adjtimex, osf_sigprocmask, old_adjtimex. * sysdeps/unix/sysv/linux/alpha/adjtime.c: Use INLINE_SYSCALL, __ASSUME_TIMEVAL64. Reorg tv64 functions to avoid uninit variable. * sysdeps/unix/sysv/linux/alpha/getitimer.S: Use __ASSUME_TIMEVAL64. * sysdeps/unix/sysv/linux/alpha/getrusage.S: Likewise. * sysdeps/unix/sysv/linux/alpha/gettimeofday.S: Likewise. * sysdeps/unix/sysv/linux/alpha/select.S: Likewise. * sysdeps/unix/sysv/linux/alpha/setitimer.S: Likewise. * sysdeps/unix/sysv/linux/alpha/settimeofday.S: Likewise. * sysdeps/unix/sysv/linux/alpha/utimes.S: Likewise. * sysdeps/unix/sysv/linux/alpha/wait4.S: Likewise. * sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Streamline PIC code sequence. * sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise. * sysdeps/unix/sysv/linux/alpha/sigaction.c: New file. * sysdeps/unix/sysv/linux/alpha/sigprocmask.c: Use INLINE_SYSCALL. * sysdeps/unix/sysv/linux/alpha/ustat.c: Likewise. * sysdeps/unix/sysv/linux/alpha/xmknod.c: Likewise. * sysdeps/unix/sysv/linux/alpha/syscalls.list: Remove osf_sigprocmask, sys_ustat, sys_mknod, adjtimex, old_adjtimex. * sysdeps/unix/sysv/linux/alpha/sysdep.h (INLINE_SYSCALL): Don't defer to __syscall_name; error for rt_sigaction. * sysdeps/unix/sysv/linux/alpha/xstatconv.c: Include kernel_stat.h.
2003-06-18Update.Ulrich Drepper
* sysdeps/unix/sysv/linux/x86_64/register-dump.h (register_dump): Fix completely broken impleentation. The second parameter is of type struct ucontext*. * sysdeps/x86_64/dl-machine.h (elf_machine_runtime_setup): Always inline. * sysdeps/i386/i686/dl-hash.h: Don't inline _dl_elf_hash. * sysdeps/generic/dl-hash.h: Likewise. * sysdeps/generic/memcmp.c: Remove inline from memcmp_common_alignment and memcmp_not_common_alignment definition.
2003-06-18Update.Ulrich Drepper
2003-06-17 Jakub Jelinek <jakub@redhat.com> * sysdeps/powerpc/powerpc64/dl-machine.h (elf_machine_rela) <case R_PPC64_DTPREL64>: Don't segfault on undefined symbols.
2003-06-18Update.Ulrich Drepper
2003-06-17 Paul Mackerras <paulus@samba.org> * sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S: New file. * sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S: New file. * sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S: New file. * sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S: New file. * sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.h: New file. * sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h: Adjust.
2003-06-17Update.Ulrich Drepper
* sysdeps/unix/clock_nanosleep.c (clock_nanosleep): nanosleep takes care of enabling cancellation. * sysdeps/pthread/aio_suspend.c (aio_suspend): Make aio_suspend cancelable. It's not correct to disable cancellation. Instead of a cleanup handler.
2003-06-17Update.Ulrich Drepper
* sysdeps/unix/sysv/linux/sigtimedwait.c: If SIGCANCEL is defined and part of the incoming set, create a temporary set without this signal. * sysdeps/unix/sysv/linux/sigwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. returning because seconds==0. Add __builtin_expect.
2003-06-17Update.Ulrich Drepper
2003-06-17 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/sleep.c: Use CANCELLATION_P if defined before returning because seconds==0.
2003-06-16Update.Ulrich Drepper
2003-06-16 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/socket.S: Add unwind information. * sysdeps/unix/sysv/linux/wait.c (__libc_wait): Fix type of result variable. * sysdeps/posix/getaddrinfo.c (gaih_inet): Set no_inet6_date also
2003-06-16Update.Ulrich Drepper
* Makefile: Add CFLAGS definition to compile function wrappers duplicated from libc with exceptions. * tst-cancel4.c: Also check cancellation handlers.
2003-06-16Update.Ulrich Drepper
2003-06-16 Thorsten Kukuk <kukuk@suse.de> * include/libc-symbols.h: Add static_link_warning macro. * grp/initgroups.c: Print linker warning if this function is called in a static linked binary. * nss/getXXbyYY.c: Likewise. * nss/getXXbyYY_r.c: Likewise. * nss/getXXent.c: Likewise. * nss/getXXent_r.c: Likewise. * sysdeps/posix/getaddrinfo.c: Likewise. 2003-06-16 Bruno Haible <bruno@clisp.org> * iconvdata/gconv-modules (ISO-8859-15): Add aliases ISO_8859-15, LATIN-9. (ISO-8859-16): Add aliases ISO_8859-16:2001, ISO_8859-16. (IBM1047): Add alias IBM-1047. (GBK): Add aliases MS936, WINDOWS-936. 2003-06-16 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/xstatconv.c (__xstat_conv): Define even if defined __ASSUME_STAT64_SYSCALL && defined XSTAT_IS_XSTAT64. (__xstat64_conv): Change xstat_conv to __xstat_conv. Reported by Arnaud Desitter <arnaud.desitter@geography.oxford.ac.uk>.
2003-06-16Update.Ulrich Drepper
* math/tgmath.h (__TGMATH_UNARY_IMAG_ONLY): Removed. 2003-06-15 Andreas Jaeger <aj@suse.de> * sysdeps/i386/fpu/feenablxcpt.c (feenableexcept): Correct setting of MXCSR. * sysdeps/i386/fpu/fedisblxcpt.c (fedisableexcept): Likewise. * sysdeps/i386/fpu/feholdexcpt.c (feholdexcept): Likewise. Reported by Arnaud Desitter <arnaud.desitter@geography.oxford.ac.uk>. * math/tgmath.h (carg): Handle real arguments. (conj): Likewise. (cproj): Likewise. (cimag): Likewise. (creal): Likewise. * math/Makefile (CFLAGS-test-tgmath-ret.c): New. (tests): Add test-tgmath-ret. * math/test-tgmath-ret.c: New file. * math/tgmath.h (ilogb): Return always an int. 2003-06-16 Ulrich Drepper <drepper@redhat.com> computation so that prelinking works.
2003-06-15Update.Ulrich Drepper
2003-06-15 Ulrich Drepper <drepper@redhat.com> Fix cancellation point handling wrt exception based cleanup. * io/Makefile: Compile fcntl.c, poll.c, and lockf.c with exceptions. * misc/Makefile: Compile pselect.c, readv.c, writev.c, and usleep.c with exceptions. * posix/Makefile: Compile pread.c, pread64.c, pwrite.c, pwrite64.c, sleep.c, wait.c, waitid.c, and waitpid.c with exceptions. * rt/Makefile: Compile aio_suspend.c and clock_nanosleep.c with exceptions. * signal/Makefile: Compile sigpause.c, sigsuspend.c, sigtimedwait.c, sigwait.c, and sigwaitinfo.c with exceptions. * stdlib/Makefile: Compile system.c with exceptions. * sysvipc/Makefile: Compile msgrcv.c and msgsnd.c with exceptions. * termios/Makefile: Compile tcdrain.c with exceptions. * sysdeps/generic/lockf.c: Add comment explaining the cancellation situation. * sysdeps/generic/pselect.c: Likewise. * sysdeps/posix/sigpause.c: Likewise. * sysdeps/posix/system.c: Likewise. * sysdeps/posix/waitid.c: Likewise. * sysdeps/unix/sysv/linux/sleep.c: Likewise. * sysdeps/unix/sysv/linux/usleep.c: Likewise. * sysdeps/unix/sysv/linux/i386/sysdep.h: Major rewrite of INTERNAL_SYSCALL to not use push inside asm statement so that unwind info is correct around the syscall. * sysdeps/unix/clock_nanosleep.c: Add cancellation support. * sysdeps/unix/sysv/linux/clock_nanosleep.c: Likewise.