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path: root/sysdeps/unix/sysv/linux/mq_unlink.c
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2018-01-01Update copyright dates with scripts/update-copyrights.Joseph Myers
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
2017-01-01Update copyright dates with scripts/update-copyrights.Joseph Myers
2016-01-04Update copyright dates with scripts/update-copyrights.Joseph Myers
2015-10-13Use INLINE_SYSCALL_ERROR_RETURN_VALUEH.J. Lu
This patch replaces { __set_errno (ERRNO); return -1; } with INLINE_SYSCALL_ERROR_RETURN_VALUE (ERRNO). * sysdeps/unix/sysv/linux/adjtime.c (ADJTIME): Use INLINE_SYSCALL_ERROR_RETURN_VALUE. * sysdeps/unix/sysv/linux/dl-openat64.c (openat64): Likewise. * sysdeps/unix/sysv/linux/eventfd.c (eventfd): Likewise. * sysdeps/unix/sysv/linux/faccessat.c (faccessat): Likewise. * sysdeps/unix/sysv/linux/fchmodat.c (fchmodat): Likewise. * sysdeps/unix/sysv/linux/fcntl.c (do_fcntl): Likewise. * sysdeps/unix/sysv/linux/futimens.c (futimens): Likewise. * sysdeps/unix/sysv/linux/futimes.c (__futimes): Likewise. * sysdeps/unix/sysv/linux/fxstat.c (__fxstat): Likewise. * sysdeps/unix/sysv/linux/fxstatat.c (__fxstatat): Likewise. * sysdeps/unix/sysv/linux/fxstatat64.c (__fxstatat64): Likewise. * sysdeps/unix/sysv/linux/lutimes.c (lutimes): Likewise. * sysdeps/unix/sysv/linux/lxstat.c (__lxstat): Likewise. * sysdeps/unix/sysv/linux/lxstat64.c (___lxstat64): Likewise. * sysdeps/unix/sysv/linux/mmap64.c (__mmap64): Likewise. * sysdeps/unix/sysv/linux/mq_open.c (__mq_open): Likewise. * sysdeps/unix/sysv/linux/mq_unlink.c (mq_unlink): Likewise. * sysdeps/unix/sysv/linux/prlimit.c (prlimit): Likewise. * sysdeps/unix/sysv/linux/readahead.c (__readahead): Likewise. * sysdeps/unix/sysv/linux/shmat.c (shmat): Likewise. * sysdeps/unix/sysv/linux/signalfd.c (signalfd): Likewise. * sysdeps/unix/sysv/linux/speed.c (cfsetospeed): Likewise. * sysdeps/unix/sysv/linux/tcsetattr.c (tcsetattr): Likewise. * sysdeps/unix/sysv/linux/ustat.c (ustat): Likewise. * sysdeps/unix/sysv/linux/utimensat.c (utimensat): Likewise. * sysdeps/unix/sysv/linux/xmknod.c (__xmknod): Likewise. * sysdeps/unix/sysv/linux/xmknodat.c (__xmknodat): Likewise. * sysdeps/unix/sysv/linux/xstat.c (__xstat): Likewise. * sysdeps/unix/sysv/linux/xstatconv.c (__xstat_conv): Likewise. (__xstat64_conv): Likewise. (__xstat32_conv): Likewise.
2015-08-21Revert "Add INLINE_SYSCALL_RETURN/INLINE_SYSCALL_ERROR_RETURN"H.J. Lu
This reverts commit 0c5b8b5941e036dcaac69cecee9f01fdf9218e6e.
2015-08-21Add INLINE_SYSCALL_RETURN/INLINE_SYSCALL_ERROR_RETURNH.J. Lu
For ia32 PIC, the first thing of many syscalls does is to call __x86.get_pc_thunk.reg to load PC into reg in case there is an error, which is required for setting errno. In most cases, there are no errors. But we still call __x86.get_pc_thunk.reg. This patch adds INLINE_SYSCALL_RETURN and INLINE_SYSCALL_ERROR_RETURN so that i386 can optimize setting errno by branching to the internal __syscall_error without PLT. INLINE_SYSCALL_ERROR_RETURN is designed to take the negative error number returned from the majority of Linux kernels for which negating is a no-op with INTERNAL_SYSCALL_ERRNO. With i386 INLINE_SYSCALL_RETURN, INLINE_SYSCALL_ERROR_RETURN and i386 syscall inlining optimization for GCC 5, for sysdeps/unix/sysv/linux/fchmodat.c with -O2 -march=i686 -mtune=generic, GCC 5.2 now generates: <fchmodat>: 0: push %ebx 1: mov 0x14(%esp),%eax 5: mov 0x8(%esp),%ebx 9: mov 0xc(%esp),%ecx d: mov 0x10(%esp),%edx 11: test $0xfffffeff,%eax 16: jne 38 <fchmodat+0x38> 18: test $0x1,%ah 1b: jne 48 <fchmodat+0x48> 1d: mov $0x132,%eax 22: call *%gs:0x10 29: cmp $0xfffff000,%eax 2e: ja 58 <fchmodat+0x58> 30: pop %ebx 31: ret 32: lea 0x0(%esi),%esi 38: pop %ebx 39: mov $0xffffffea,%eax 3e: jmp 3f <fchmodat+0x3f> 3f: R_386_PC32 __syscall_error 43: nop 44: lea 0x0(%esi,%eiz,1),%esi 48: pop %ebx 49: mov $0xffffffa1,%eax 4e: jmp 4f <fchmodat+0x4f> 4f: R_386_PC32 __syscall_error 53: nop 54: lea 0x0(%esi,%eiz,1),%esi 58: pop %ebx 59: jmp 5a <fchmodat+0x5a> 5a: R_386_PC32 __syscall_error instead of <fchmodat>: 0: sub $0x8,%esp 3: mov 0x18(%esp),%eax 7: mov %ebx,(%esp) a: call b <fchmodat+0xb> b: R_386_PC32 __x86.get_pc_thunk.bx f: add $0x2,%ebx 11: R_386_GOTPC _GLOBAL_OFFSET_TABLE_ 15: mov %edi,0x4(%esp) 19: test $0xfffffeff,%eax 1e: jne 70 <fchmodat+0x70> 20: test $0x1,%ah 23: jne 88 <fchmodat+0x88> 25: mov 0x14(%esp),%edx 29: mov 0x10(%esp),%ecx 2d: mov 0xc(%esp),%edi 31: xchg %ebx,%edi 33: mov $0x132,%eax 38: call *%gs:0x10 3f: xchg %edi,%ebx 41: cmp $0xfffff000,%eax 46: ja 58 <fchmodat+0x58> 48: mov (%esp),%ebx 4b: mov 0x4(%esp),%edi 4f: add $0x8,%esp 52: ret 53: nop 54: lea 0x0(%esi,%eiz,1),%esi 58: mov 0x0(%ebx),%edx 5a: R_386_TLS_GOTIE __libc_errno 5e: neg %eax 60: mov %eax,%gs:(%edx) 63: mov $0xffffffff,%eax 68: jmp 48 <fchmodat+0x48> 6a: lea 0x0(%esi),%esi 70: mov 0x0(%ebx),%eax 72: R_386_TLS_GOTIE __libc_errno 76: movl $0x16,%gs:(%eax) 7d: mov $0xffffffff,%eax 82: jmp 48 <fchmodat+0x48> 84: lea 0x0(%esi,%eiz,1),%esi 88: mov 0x0(%ebx),%eax 8a: R_386_TLS_GOTIE __libc_errno 8e: movl $0x5f,%gs:(%eax) 95: mov $0xffffffff,%eax 9a: jmp 48 <fchmodat+0x48> * sysdeps/unix/sysdep.h (INLINE_SYSCALL_RETURN): New. (INLINE_SYSCALL_ERROR_RETURN): Likewise. * sysdeps/unix/sysv/linux/adjtime.c (ADJTIME): Use INLINE_SYSCALL_RETURN and INLINE_SYSCALL_ERROR_RETURN. * sysdeps/unix/sysv/linux/aio_sigqueue.c (__aio_sigqueue): Likewise. * sysdeps/unix/sysv/linux/dl-openat64.c (openat64): Likewise. * sysdeps/unix/sysv/linux/eventfd.c (eventfd): Likewise. * sysdeps/unix/sysv/linux/faccessat.c (faccessat): Likewise. * sysdeps/unix/sysv/linux/fchmodat.c (fchmodat): Likewise. * sysdeps/unix/sysv/linux/fcntl.c (do_fcntl): Likewise. * sysdeps/unix/sysv/linux/fstatfs64.c (__fstatfs64): Likewise. * sysdeps/unix/sysv/linux/ftruncate64.c (__ftruncate64): Likewise. * sysdeps/unix/sysv/linux/futimens.c (futimens): Likewise. * sysdeps/unix/sysv/linux/futimes.c (__futimes): Likewise. * sysdeps/unix/sysv/linux/futimesat.c (futimesat): Likewise. * sysdeps/unix/sysv/linux/fxstat.c (__fxstat): Likewise. * sysdeps/unix/sysv/linux/fxstat64.c (___fxstat64): Likewise. * sysdeps/unix/sysv/linux/fxstatat.c (__fxstatat): Likewise. * sysdeps/unix/sysv/linux/fxstatat64.c (__fxstatat64): Likewise. * sysdeps/unix/sysv/linux/gai_sigqueue.c (__gai_sigqueue): Likewise. * sysdeps/unix/sysv/linux/getpriority.c (__getpriority): Likewise. * sysdeps/unix/sysv/linux/getrlimit64.c (__getrlimit64): Likewise. * sysdeps/unix/sysv/linux/llseek.c (__llseek): Likewise. * sysdeps/unix/sysv/linux/lutimes.c (lutimes): Likewise. * sysdeps/unix/sysv/linux/lxstat.c (__lxstat): Likewise. * sysdeps/unix/sysv/linux/lxstat64.c (___lxstat64): Likewise. * sysdeps/unix/sysv/linux/mmap64.c (__mmap64): Likewise. * sysdeps/unix/sysv/linux/mq_close.c (mq_close): Likewise. * sysdeps/unix/sysv/linux/mq_open.c (__mq_open): Likewise. * sysdeps/unix/sysv/linux/mq_unlink.c (mq_unlink): Likewise. * sysdeps/unix/sysv/linux/msgget.c (msgget): Likewise. * sysdeps/unix/sysv/linux/prlimit.c (prlimit): Likewise. * sysdeps/unix/sysv/linux/pt-raise.c (raise): Likewise. * sysdeps/unix/sysv/linux/raise.c (raise): Likewise. * sysdeps/unix/sysv/linux/readahead.c (__readahead): Likewise. * sysdeps/unix/sysv/linux/reboot.c (reboot): Likewise. * sysdeps/unix/sysv/linux/semget.c (semget): Likewise. * sysdeps/unix/sysv/linux/semop.c (semop): Likewise. * sysdeps/unix/sysv/linux/semtimedop.c (semtimedop): Likewise. * sysdeps/unix/sysv/linux/setrlimit64.c (setrlimit64): Likewise. * sysdeps/unix/sysv/linux/shmat.c (shmat): Likewise. * sysdeps/unix/sysv/linux/shmdt.c (shmdt): Likewise. * sysdeps/unix/sysv/linux/shmget.c (shmget): Likewise. * sysdeps/unix/sysv/linux/signalfd.c (signalfd): Likewise. * sysdeps/unix/sysv/linux/sigpending.c (sigpending): Likewise. * sysdeps/unix/sysv/linux/sigprocmask.c ( __sigprocmask): Likewise. * sysdeps/unix/sysv/linux/sigqueue.c (__sigqueue): Likewise. * sysdeps/unix/sysv/linux/speed.c (cfsetospeed): Likewise. * sysdeps/unix/sysv/linux/statfs64.c (__statfs64): Likewise. * sysdeps/unix/sysv/linux/sysctl.c (__sysctl): Likewise. * sysdeps/unix/sysv/linux/tcsendbrk.c (tcsendbreak): Likewise. * sysdeps/unix/sysv/linux/tcsetattr.c (tcsetattr): Likewise. * sysdeps/unix/sysv/linux/timer_getoverr.c (timer_getoverrun): Likewise. * sysdeps/unix/sysv/linux/timer_gettime.c (timer_gettime): Likewise. * sysdeps/unix/sysv/linux/timer_settime.c (timer_settime): Likewise. * sysdeps/unix/sysv/linux/truncate64.c (truncate64): Likewise. * sysdeps/unix/sysv/linux/ustat.c (ustat): Likewise. * sysdeps/unix/sysv/linux/utimensat.c (utimensat): Likewise. * sysdeps/unix/sysv/linux/utimes.c (__utimes): Likewise. * sysdeps/unix/sysv/linux/xmknod.c (__xmknod): Likewise. * sysdeps/unix/sysv/linux/xmknodat.c (__xmknodat): Likewise. * sysdeps/unix/sysv/linux/xstat.c (__xstat): Likewise. * sysdeps/unix/sysv/linux/xstat64.c (___xstat64): Likewise. * sysdeps/unix/sysv/linux/xstatconv.c (__xstat_conv): Likewise. (__xstat64_conv): Likewise. (__xstat32_conv): Likewise. * sysdeps/unix/sysv/linux/sched_getaffinity.c (__sched_getaffinity_new): Add libc_hidden_proto and libc_hidden_def. Use INLINE_SYSCALL_ERROR_RETURN.
2015-01-02Update copyright dates with scripts/update-copyrights.Joseph Myers
2014-02-10Use glibc_likely instead __builtin_expect.Ondřej Bílka
2014-01-01Update copyright notices with scripts/update-copyrightsAllan McRae
2013-01-02Update copyright notices with scripts/update-copyrights.Joseph Myers
2012-02-09Replace FSF snail mail address with URLs.Paul Eggert
2005-12-15* sysdeps/alpha/fpu/s_cacosf.c: Don't use sysdeps/generic/.Roland McGrath
* sysdeps/alpha/fpu/s_cacoshf.c: Likewise. * sysdeps/alpha/fpu/s_casinf.c: Likewise. * sysdeps/alpha/fpu/s_casinhf.c: Likewise. * sysdeps/alpha/fpu/s_catanf.c: Likewise. * sysdeps/alpha/fpu/s_catanhf.c: Likewise. * sysdeps/alpha/fpu/s_ccosf.c: Likewise. * sysdeps/alpha/fpu/s_ccoshf.c: Likewise. * sysdeps/alpha/fpu/s_cexpf.c: Likewise. * sysdeps/alpha/fpu/s_clog10f.c: Likewise. * sysdeps/alpha/fpu/s_clogf.c: Likewise. * sysdeps/alpha/fpu/s_cpowf.c: Likewise. * sysdeps/alpha/fpu/s_cprojf.c: Likewise. * sysdeps/alpha/fpu/s_csinf.c: Likewise. * sysdeps/alpha/fpu/s_csinhf.c: Likewise. * sysdeps/alpha/fpu/s_csqrtf.c: Likewise. * sysdeps/alpha/fpu/s_ctanf.c: Likewise. * sysdeps/alpha/fpu/s_ctanhf.c: Likewise. * sysdeps/alpha/libc-tls.c: Likewise. * sysdeps/gnu/glob64.c: Likewise. * sysdeps/gnu/updwtmp.c: Likewise. * sysdeps/gnu/utmp_file.c: Likewise. * sysdeps/i386/bzero.c: Likewise. * sysdeps/i386/ffs.c: Likewise. * sysdeps/i386/i686/ffs.c: Likewise. * sysdeps/i386/memset.c: Likewise. * sysdeps/ia64/fpu/printf_fphex.c: Likewise. * sysdeps/ia64/libc-tls.c: Likewise. * sysdeps/ieee754/ldbl-128/printf_fphex.c: Likewise. * sysdeps/m68k/ffs.c: Likewise. * sysdeps/mach/hurd/getdents.c: Likewise. * sysdeps/mach/hurd/init-posix.c: Likewise. * sysdeps/mach/msync.c: Likewise. * sysdeps/mips/libc-tls.c: Likewise. * sysdeps/posix/profil.c: Likewise. * sysdeps/posix/shm_open.c: Likewise. * sysdeps/posix/shm_unlink.c: Likewise. * sysdeps/posix/sprofil.c: Likewise. * sysdeps/powerpc/ffs.c: Likewise. * sysdeps/rs6000/ffs.c: Likewise. * sysdeps/s390/libc-tls.c: Likewise. * sysdeps/unix/sysv/linux/aio_sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/alpha/glob.c: Likewise. * sysdeps/unix/sysv/linux/alpha/wordexp.c: Likewise. * sysdeps/unix/sysv/linux/ftruncate64.c: Likewise. * sysdeps/unix/sysv/linux/gai_sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/i386/getmsg.c: Likewise. * sysdeps/unix/sysv/linux/i386/getresgid.c: Likewise. * sysdeps/unix/sysv/linux/i386/getresuid.c: Likewise. * sysdeps/unix/sysv/linux/i386/lchown.c: Likewise. * sysdeps/unix/sysv/linux/i386/putmsg.c: Likewise. * sysdeps/unix/sysv/linux/i386/readelflib.c: Likewise. * sysdeps/unix/sysv/linux/i386/setresgid.c: Likewise. * sysdeps/unix/sysv/linux/i386/setresuid.c: Likewise. * sysdeps/unix/sysv/linux/ia64/readelflib.c: Likewise. * sysdeps/unix/sysv/linux/mips/ftruncate64.c: Likewise. * sysdeps/unix/sysv/linux/mips/readelflib.c: Likewise. * sysdeps/unix/sysv/linux/mips/truncate64.c: Likewise. * sysdeps/unix/sysv/linux/mq_close.c: Likewise. * sysdeps/unix/sysv/linux/mq_getattr.c: Likewise. * sysdeps/unix/sysv/linux/mq_notify.c: Likewise. * sysdeps/unix/sysv/linux/mq_open.c: Likewise. * sysdeps/unix/sysv/linux/mq_receive.c: Likewise. * sysdeps/unix/sysv/linux/mq_send.c: Likewise. * sysdeps/unix/sysv/linux/mq_unlink.c: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/ftruncate64.c: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/truncate64.c: Likewise. * sysdeps/unix/sysv/linux/powerpc/readelflib.c: Likewise. * sysdeps/unix/sysv/linux/s390/readelflib.c: Likewise. * sysdeps/unix/sysv/linux/sched_getaffinity.c: Likewise. * sysdeps/unix/sysv/linux/sched_setaffinity.c: Likewise. * sysdeps/unix/sysv/linux/sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/sigstack.c: Likewise. * sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. * sysdeps/unix/sysv/linux/sparc/readelflib.c: Likewise. * sysdeps/unix/sysv/linux/truncate64.c: Likewise. * sysdeps/unix/sysv/linux/vfork.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/readelflib.c: Likewise.
2004-12-22(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.Ulrich Drepper
2007-07-122.5-18.1Jakub Jelinek
2004-04-20Update.Ulrich Drepper
2004-04-19 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/mq_unlink.c: Rewrite to produce more compact code.
2004-04-19Update.Ulrich Drepper
2004-04-19 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/mq_unlink.c (mq_unlink): Change EPERM into EACCES. * rt/Makefile (tests): Add tst-mqueue9. * rt/tst-mqueue9.c: New test. * rt/tst-mqueue4.c (do_test): Add test for mq_unlink of a too long name component. 2004-04-19 Ulrich Drepper <drepper@redhat.com> * rt/tst-mqueue7.c (do_test): Make newargv const.
2004-04-13Update.Ulrich Drepper
2004-04-08 Ulrich Drepper <drepper@redhat.com> * rt/tst-mqueue3.c: New file. * rt/Makefile (tests): Add tst-mqueue3. 2004-04-08 Jakub Jelinek <jakub@redhat.com> * rt/tst-mqueue1.c: New file. * rt/tst-mqueue2.c: New file. * rt/tst-mqueue4.c: New file. * rt/Makefile (tests): Add tst-mqueue1, tst-mqueue2, tst-mqueue4. * rt/Versions (librt): Add mq_*@@GLIBC_2.3.4. * rt/Makefile (headers): Add mqueue.h and bits/mqueue.h. (mq-routines): Set. (librt-routines): Use it. * rt/mqueue.h: New file. * include/mqueue.h: New file. * sysdeps/generic/bits/mqueue.h: New file. * sysdeps/generic/mq_setattr.c: New file. * sysdeps/generic/mq_getattr.c: New file. * sysdeps/generic/mq_notify.c: New file. * sysdeps/generic/mq_close.c: New file. * sysdeps/generic/mq_send.c: New file. * sysdeps/generic/mq_unlink.c: New file. * sysdeps/generic/mq_receive.c: New file. * sysdeps/generic/mq_timedreceive.c: New file. * sysdeps/generic/mq_timedsend.c: New file. * sysdeps/generic/mq_open.c: New file. * sysdeps/unix/sysv/linux/bits/local_lim.h (MQ_PRIO_MAX): Define. * sysdeps/unix/sysv/linux/bits/mqueue.h: New file. * sysdeps/unix/sysv/linux/syscalls.list: Add mq_timedsend, mq_timedreceive and mq_setattr. * sysdeps/unix/sysv/linux/mq_getattr.c: New file. * sysdeps/unix/sysv/linux/mq_notify.c: New file. * sysdeps/unix/sysv/linux/mq_close.c: New file. * sysdeps/unix/sysv/linux/mq_send.c: New file. * sysdeps/unix/sysv/linux/mq_unlink.c: New file. * sysdeps/unix/sysv/linux/mq_receive.c: New file. * sysdeps/unix/sysv/linux/mq_open.c: New file. 2004-04-09 Thorsten Kukuk <kukuk@suse.de> * sysdeps/s390/ffs.c: Don't add ffsl weak alias on s390x. 2004-04-09 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/unix/sysv/linux/powerpc/powerpc64/umount.c: New file.