diff options
| -rw-r--r-- | ChangeLog | 16 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/epoll.h | 29 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/bits/epoll.h | 29 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sys/epoll.h | 143 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sys/epoll.h | 17 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/bits/epoll.h | 31 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/sys/epoll.h | 143 |
8 files changed, 113 insertions, 297 deletions
@@ -1,5 +1,21 @@ 2012-02-20 Joseph Myers <joseph@codesourcery.com> + * sysdeps/unix/sysv/linux/bits/epoll.h: New file. + * sysdeps/unix/sysv/linux/sparc/bits/epoll.h: Likewise. + * sysdeps/unix/sysv/linux/x86_64/bits/epoll.h: Likewise. + * sysdeps/unix/sysv/linux/sparc/sys/epoll.h: Remove + * sysdeps/unix/sysv/linux/x86_64/sys/epoll.h: Likewise. + * sysdeps/unix/sysv/linux/sys/epoll.h: Get flags from + <bits/epoll.h>. + (EPOLL_CLOEXEC, EPOLL_NONBLOCK): Don't define here. + (__EPOLL_PACKED): Define to empty if not defined by + <bits/epoll.h>. + (struct epoll_event): Use __EPOLL_PACKED to make possibly packed. + * sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add + bits/epoll.h. + +2012-02-20 Joseph Myers <joseph@codesourcery.com> + * sysdeps/unix/sysv/linux/bits/timerfd.h: New file. * sysdeps/unix/sysv/linux/sparc/bits/timerfd.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sys/timerfd.h: Remove. diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index 238e4b9..458658d 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -33,7 +33,7 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \ sys/ultrasound.h sys/raw.h sys/personality.h sys/epoll.h \ bits/a.out.h sys/inotify.h sys/signalfd.h sys/eventfd.h \ sys/timerfd.h sys/fanotify.h bits/eventfd.h bits/inotify.h \ - bits/signalfd.h bits/timerfd.h + bits/signalfd.h bits/timerfd.h bits/epoll.h install-others += $(inst_includedir)/bits/syscall.h diff --git a/sysdeps/unix/sysv/linux/bits/epoll.h b/sysdeps/unix/sysv/linux/bits/epoll.h new file mode 100644 index 0000000..0a49b97 --- /dev/null +++ b/sysdeps/unix/sysv/linux/bits/epoll.h @@ -0,0 +1,29 @@ +/* Copyright (C) 2002-2012 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/>. */ + +#ifndef _SYS_EPOLL_H +# error "Never use <bits/epoll.h> directly; include <sys/epoll.h> instead." +#endif + +/* Flags to be passed to epoll_create1. */ +enum + { + EPOLL_CLOEXEC = 02000000, +#define EPOLL_CLOEXEC EPOLL_CLOEXEC + EPOLL_NONBLOCK = 00004000 +#define EPOLL_NONBLOCK EPOLL_NONBLOCK + }; diff --git a/sysdeps/unix/sysv/linux/sparc/bits/epoll.h b/sysdeps/unix/sysv/linux/sparc/bits/epoll.h new file mode 100644 index 0000000..5324020 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sparc/bits/epoll.h @@ -0,0 +1,29 @@ +/* Copyright (C) 2002-2012 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/>. */ + +#ifndef _SYS_EPOLL_H +# error "Never use <bits/epoll.h> directly; include <sys/epoll.h> instead." +#endif + +/* Flags to be passed to epoll_create1. */ +enum + { + EPOLL_CLOEXEC = 0x400000, +#define EPOLL_CLOEXEC EPOLL_CLOEXEC + EPOLL_NONBLOCK = 0x004000 +#define EPOLL_NONBLOCK EPOLL_NONBLOCK + }; diff --git a/sysdeps/unix/sysv/linux/sparc/sys/epoll.h b/sysdeps/unix/sysv/linux/sparc/sys/epoll.h deleted file mode 100644 index 3d9a1bc..0000000 --- a/sysdeps/unix/sysv/linux/sparc/sys/epoll.h +++ /dev/null @@ -1,143 +0,0 @@ -/* Copyright (C) 2002-2008, 2010, 2011 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/>. */ - -#ifndef _SYS_EPOLL_H -#define _SYS_EPOLL_H 1 - -#include <stdint.h> -#include <sys/types.h> - -/* Get __sigset_t. */ -#include <bits/sigset.h> - -#ifndef __sigset_t_defined -# define __sigset_t_defined -typedef __sigset_t sigset_t; -#endif - - -/* Flags to be passed to epoll_create1. */ -enum - { - EPOLL_CLOEXEC = 0x400000, -#define EPOLL_CLOEXEC EPOLL_CLOEXEC - EPOLL_NONBLOCK = 0x4000 -#define EPOLL_NONBLOCK EPOLL_NONBLOCK - }; - - -enum EPOLL_EVENTS - { - EPOLLIN = 0x001, -#define EPOLLIN EPOLLIN - EPOLLPRI = 0x002, -#define EPOLLPRI EPOLLPRI - EPOLLOUT = 0x004, -#define EPOLLOUT EPOLLOUT - EPOLLRDNORM = 0x040, -#define EPOLLRDNORM EPOLLRDNORM - EPOLLRDBAND = 0x080, -#define EPOLLRDBAND EPOLLRDBAND - EPOLLWRNORM = 0x100, -#define EPOLLWRNORM EPOLLWRNORM - EPOLLWRBAND = 0x200, -#define EPOLLWRBAND EPOLLWRBAND - EPOLLMSG = 0x400, -#define EPOLLMSG EPOLLMSG - EPOLLERR = 0x008, -#define EPOLLERR EPOLLERR - EPOLLHUP = 0x010, -#define EPOLLHUP EPOLLHUP - EPOLLRDHUP = 0x2000, -#define EPOLLRDHUP EPOLLRDHUP - EPOLLONESHOT = 1u << 30, -#define EPOLLONESHOT EPOLLONESHOT - EPOLLET = 1u << 31 -#define EPOLLET EPOLLET - }; - - -/* Valid opcodes ( "op" parameter ) to issue to epoll_ctl(). */ -#define EPOLL_CTL_ADD 1 /* Add a file descriptor to the interface. */ -#define EPOLL_CTL_DEL 2 /* Remove a file descriptor from the interface. */ -#define EPOLL_CTL_MOD 3 /* Change file descriptor epoll_event structure. */ - - -typedef union epoll_data -{ - void *ptr; - int fd; - uint32_t u32; - uint64_t u64; -} epoll_data_t; - -struct epoll_event -{ - uint32_t events; /* Epoll events */ - epoll_data_t data; /* User data variable */ -}; - - -__BEGIN_DECLS - -/* Creates an epoll instance. Returns an fd for the new instance. - The "size" parameter is a hint specifying the number of file - descriptors to be associated with the new instance. The fd - returned by epoll_create() should be closed with close(). */ -extern int epoll_create (int __size) __THROW; - -/* Same as epoll_create but with an FLAGS parameter. The unused SIZE - parameter has been dropped. */ -extern int epoll_create1 (int __flags) __THROW; - - -/* Manipulate an epoll instance "epfd". Returns 0 in case of success, - -1 in case of error ( the "errno" variable will contain the - specific error code ) The "op" parameter is one of the EPOLL_CTL_* - constants defined above. The "fd" parameter is the target of the - operation. The "event" parameter describes which events the caller - is interested in and any associated user data. */ -extern int epoll_ctl (int __epfd, int __op, int __fd, - struct epoll_event *__event) __THROW; - - -/* Wait for events on an epoll instance "epfd". Returns the number of - triggered events returned in "events" buffer. Or -1 in case of - error with the "errno" variable set to the specific error code. The - "events" parameter is a buffer that will contain triggered - events. The "maxevents" is the maximum number of events to be - returned ( usually size of "events" ). The "timeout" parameter - specifies the maximum wait time in milliseconds (-1 == infinite). - - This function is a cancellation point and therefore not marked with - __THROW. */ -extern int epoll_wait (int __epfd, struct epoll_event *__events, - int __maxevents, int __timeout); - - -/* Same as epoll_wait, but the thread's signal mask is temporarily - and atomically replaced with the one provided as parameter. - - This function is a cancellation point and therefore not marked with - __THROW. */ -extern int epoll_pwait (int __epfd, struct epoll_event *__events, - int __maxevents, int __timeout, - const __sigset_t *__ss); - -__END_DECLS - -#endif /* sys/epoll.h */ diff --git a/sysdeps/unix/sysv/linux/sys/epoll.h b/sysdeps/unix/sysv/linux/sys/epoll.h index 859a447..a55ebad 100644 --- a/sysdeps/unix/sysv/linux/sys/epoll.h +++ b/sysdeps/unix/sysv/linux/sys/epoll.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002-2009, 2011 Free Software Foundation, Inc. +/* Copyright (C) 2002-2012 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 @@ -29,15 +29,12 @@ typedef __sigset_t sigset_t; #endif +/* Get the platform-dependent flags. */ +#include <bits/epoll.h> -/* Flags to be passed to epoll_create1. */ -enum - { - EPOLL_CLOEXEC = 02000000, -#define EPOLL_CLOEXEC EPOLL_CLOEXEC - EPOLL_NONBLOCK = 04000 -#define EPOLL_NONBLOCK EPOLL_NONBLOCK - }; +#ifndef __EPOLL_PACKED +# define __EPOLL_PACKED +#endif enum EPOLL_EVENTS @@ -89,7 +86,7 @@ struct epoll_event { uint32_t events; /* Epoll events */ epoll_data_t data; /* User data variable */ -}; +} __EPOLL_PACKED; __BEGIN_DECLS diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/epoll.h b/sysdeps/unix/sysv/linux/x86_64/bits/epoll.h new file mode 100644 index 0000000..be1f5a6 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/bits/epoll.h @@ -0,0 +1,31 @@ +/* Copyright (C) 2002-2012 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/>. */ + +#ifndef _SYS_EPOLL_H +# error "Never use <bits/epoll.h> directly; include <sys/epoll.h> instead." +#endif + +/* Flags to be passed to epoll_create1. */ +enum + { + EPOLL_CLOEXEC = 02000000, +#define EPOLL_CLOEXEC EPOLL_CLOEXEC + EPOLL_NONBLOCK = 00004000 +#define EPOLL_NONBLOCK EPOLL_NONBLOCK + }; + +#define __EPOLL_PACKED __attribute__ ((__packed__)) diff --git a/sysdeps/unix/sysv/linux/x86_64/sys/epoll.h b/sysdeps/unix/sysv/linux/x86_64/sys/epoll.h deleted file mode 100644 index 1d5b329..0000000 --- a/sysdeps/unix/sysv/linux/x86_64/sys/epoll.h +++ /dev/null @@ -1,143 +0,0 @@ -/* Copyright (C) 2002-2008, 2010, 2011 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/>. */ - -#ifndef _SYS_EPOLL_H -#define _SYS_EPOLL_H 1 - -#include <stdint.h> -#include <sys/types.h> - -/* Get __sigset_t. */ -#include <bits/sigset.h> - -#ifndef __sigset_t_defined -# define __sigset_t_defined -typedef __sigset_t sigset_t; -#endif - - -/* Flags to be passed to epoll_create1. */ -enum - { - EPOLL_CLOEXEC = 02000000, -#define EPOLL_CLOEXEC EPOLL_CLOEXEC - EPOLL_NONBLOCK = 04000 -#define EPOLL_NONBLOCK EPOLL_NONBLOCK - }; - - -enum EPOLL_EVENTS - { - EPOLLIN = 0x001, -#define EPOLLIN EPOLLIN - EPOLLPRI = 0x002, -#define EPOLLPRI EPOLLPRI - EPOLLOUT = 0x004, -#define EPOLLOUT EPOLLOUT - EPOLLRDNORM = 0x040, -#define EPOLLRDNORM EPOLLRDNORM - EPOLLRDBAND = 0x080, -#define EPOLLRDBAND EPOLLRDBAND - EPOLLWRNORM = 0x100, -#define EPOLLWRNORM EPOLLWRNORM - EPOLLWRBAND = 0x200, -#define EPOLLWRBAND EPOLLWRBAND - EPOLLMSG = 0x400, -#define EPOLLMSG EPOLLMSG - EPOLLERR = 0x008, -#define EPOLLERR EPOLLERR - EPOLLHUP = 0x010, -#define EPOLLHUP EPOLLHUP - EPOLLRDHUP = 0x2000, -#define EPOLLRDHUP EPOLLRDHUP - EPOLLONESHOT = 1u << 30, -#define EPOLLONESHOT EPOLLONESHOT - EPOLLET = 1u << 31 -#define EPOLLET EPOLLET - }; - - -/* Valid opcodes ( "op" parameter ) to issue to epoll_ctl(). */ -#define EPOLL_CTL_ADD 1 /* Add a file decriptor to the interface. */ -#define EPOLL_CTL_DEL 2 /* Remove a file decriptor from the interface. */ -#define EPOLL_CTL_MOD 3 /* Change file decriptor epoll_event structure. */ - - -typedef union epoll_data -{ - void *ptr; - int fd; - uint32_t u32; - uint64_t u64; -} epoll_data_t; - -struct epoll_event -{ - uint32_t events; /* Epoll events */ - epoll_data_t data; /* User data variable */ -} __attribute__ ((__packed__)); - - -__BEGIN_DECLS - -/* Creates an epoll instance. Returns an fd for the new instance. - The "size" parameter is a hint specifying the number of file - descriptors to be associated with the new instance. The fd - returned by epoll_create() should be closed with close(). */ -extern int epoll_create (int __size) __THROW; - -/* Same as epoll_create but with an FLAGS parameter. The unused SIZE - parameter has been dropped. */ -extern int epoll_create1 (int __flags) __THROW; - - -/* Manipulate an epoll instance "epfd". Returns 0 in case of success, - -1 in case of error ( the "errno" variable will contain the - specific error code ) The "op" parameter is one of the EPOLL_CTL_* - constants defined above. The "fd" parameter is the target of the - operation. The "event" parameter describes which events the caller - is interested in and any associated user data. */ -extern int epoll_ctl (int __epfd, int __op, int __fd, - struct epoll_event *__event) __THROW; - - -/* Wait for events on an epoll instance "epfd". Returns the number of - triggered events returned in "events" buffer. Or -1 in case of - error with the "errno" variable set to the specific error code. The - "events" parameter is a buffer that will contain triggered - events. The "maxevents" is the maximum number of events to be - returned ( usually size of "events" ). The "timeout" parameter - specifies the maximum wait time in milliseconds (-1 == infinite). - - This function is a cancellation point and therefore not marked with - __THROW. */ -extern int epoll_wait (int __epfd, struct epoll_event *__events, - int __maxevents, int __timeout); - - -/* Same as epoll_wait, but the thread's signal mask is temporarily - and atomically replaced with the one provided as parameter. - - This function is a cancellation point and therefore not marked with - __THROW. */ -extern int epoll_pwait (int __epfd, struct epoll_event *__events, - int __maxevents, int __timeout, - const __sigset_t *__ss); - -__END_DECLS - -#endif /* sys/epoll.h */ |