diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | misc/Makefile | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/syscalls.list | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/vmsplice.c | 27 |
5 files changed, 35 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog index b04b779ef7..bc92bfc73d 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,11 @@ 2017-05-18 Adhemerval Zanella <adhemerval.zanella@linaro.org> + * sysdeps/unix/sysv/linux/Makefile (CFLAGS-vmsplice.c): New flag. + * sysdeps/unix/sysv/linux/syscalls.list (vmsplice): Remove from + auto-generation syscall list. + * sysdeps/unix/sysv/linux/vmsplice.c: New file. + * misc/Makefile (CFLAGS-vmsplice.c): New rule. + * misc/Makefile (CFLAGS-fsync.c): New flag. * nptl/Makefile (CFLAGS-fsync.c): Likewise. * sysdeps/unix/syscalls.list (fsync): Remove from auto-generation diff --git a/misc/Makefile b/misc/Makefile index 2db1fd8397..c4a75b5908 100644 --- a/misc/Makefile +++ b/misc/Makefile @@ -111,6 +111,7 @@ CFLAGS-tst-tsearch.c = $(stack-align-test-flags) CFLAGS-msync.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-fdatasync.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-fsync.c = -fexceptions -fasynchronous-unwind-tables +CFLAGS-vmsplice.c = -fexceptions -fasynchronous-unwind-tables # Called during static library initialization, so turn stack-protection # off for non-shared builds. diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index 9388623345..7d1f3d3197 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -17,7 +17,7 @@ include $(firstword $(wildcard $(sysdirs:=/sysctl.mk))) sysdep_routines += clone umount umount2 readahead \ setfsuid setfsgid epoll_pwait signalfd \ eventfd eventfd_read eventfd_write prlimit \ - personality epoll_wait tee + personality epoll_wait tee vmsplice CFLAGS-gethostid.c = -fexceptions CFLAGS-tee.c = -fexceptions -fasynchronous-unwind-tables diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list index c69eff4432..9d7bd658af 100644 --- a/sysdeps/unix/sysv/linux/syscalls.list +++ b/sysdeps/unix/sysv/linux/syscalls.list @@ -72,7 +72,6 @@ swapoff - swapoff i:s __swapoff swapoff unshare EXTRA unshare i:i unshare uselib EXTRA uselib i:s __compat_uselib uselib@GLIBC_2.0:GLIBC_2.23 utime - utime i:sP utime -vmsplice EXTRA vmsplice Ci:iPii vmsplice wait4 - wait4 i:iWiP __wait4 wait4 chown - chown i:sii __libc_chown __chown chown diff --git a/sysdeps/unix/sysv/linux/vmsplice.c b/sysdeps/unix/sysv/linux/vmsplice.c new file mode 100644 index 0000000000..01dac13a51 --- /dev/null +++ b/sysdeps/unix/sysv/linux/vmsplice.c @@ -0,0 +1,27 @@ +/* Splice user pages into a pipe Linux implementation. + Copyright (C) 2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <fcntl.h> +#include <sys/uio.h> +#include <sysdep-cancel.h> + +ssize_t +vmsplice (int fd, const struct iovec *iov, size_t count, unsigned int flags) +{ + return SYSCALL_CANCEL (vmsplice, fd, iov, count, flags); +} |