diff options
| -rw-r--r-- | ChangeLog | 22 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/sem-pad.h | 33 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/sem.h | 29 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/hppa/bits/sem-pad.h | 26 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/hppa/bits/sem.h | 92 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/mips/bits/sem-pad.h | 24 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/mips/bits/sem.h | 85 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/bits/sem-pad.h | 26 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/bits/sem.h | 91 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/bits/sem-pad.h | 26 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/bits/sem.h | 92 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86/bits/sem-pad.h | 24 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86/bits/sem.h | 87 |
14 files changed, 199 insertions, 460 deletions
@@ -1,3 +1,25 @@ +2018-10-15 Joseph Myers <joseph@codesourcery.com> + + * sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add + bits/sem-pad.h. + * sysdeps/unix/sysv/linux/bits/sem.h: Include <bits/sem-pad.h> + instead of <bits/wordsize.h>. + (__SEM_PAD_TIME): New macro, depending on [__SEM_PAD_BEFORE_TIME] + and [__SEM_PAD_AFTER_TIME]. + (struct semid_ds): Define time fields using __SEM_PAD_TIME. Use + __syscall_ulong_t instead of unsigned long int. + * sysdeps/unix/sysv/linux/bits/sem-pad.h: New file. + * sysdeps/unix/sysv/linux/hppa/bits/sem-pad.h: Likewise. + * sysdeps/unix/sysv/linux/mips/bits/sem-pad.h: Likewise. + * sysdeps/unix/sysv/linux/powerpc/bits/sem-pad.h: Likewise. + * sysdeps/unix/sysv/linux/sparc/bits/sem-pad.h: Likewise. + * sysdeps/unix/sysv/linux/x86/bits/sem-pad.h: Likewise. + * sysdeps/unix/sysv/linux/hppa/bits/sem.h: Remove. + * sysdeps/unix/sysv/linux/mips/bits/sem.h: Likewise. + * sysdeps/unix/sysv/linux/powerpc/bits/sem.h: Likewise. + * sysdeps/unix/sysv/linux/sparc/bits/sem.h: Likewise. + * sysdeps/unix/sysv/linux/x86/bits/sem.h: Likewise. + 2018-10-14 Paul Eggert <eggert@cs.ucla.edu> regex: simplify by using intprops.h diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index ff4535cdca..edb1d29bf3 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -43,7 +43,7 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \ bits/siginfo-arch.h bits/siginfo-consts-arch.h \ bits/procfs.h bits/procfs-id.h bits/procfs-extra.h \ bits/procfs-prregset.h bits/mman-map-flags-generic.h \ - bits/msq-pad.h + bits/msq-pad.h bits/sem-pad.h tests += tst-clone tst-clone2 tst-clone3 tst-fanotify tst-personality \ tst-quota tst-sync_file_range tst-sysconf-iov_max tst-ttyname \ diff --git a/sysdeps/unix/sysv/linux/bits/sem-pad.h b/sysdeps/unix/sysv/linux/bits/sem-pad.h new file mode 100644 index 0000000000..c57fea4ac8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/bits/sem-pad.h @@ -0,0 +1,33 @@ +/* Define where padding goes in struct semid_ds. Generic version. + Copyright (C) 2018 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_SEM_H +# error "Never use <bits/sem-pad.h> directly; include <sys/sem.h> instead." +#endif + +#include <bits/wordsize.h> + +/* On most architectures, padding goes after time fields for 32-bit + systems and is omitted for 64-bit systems. Some architectures pad + before time fields instead, or omit padding despite being 32-bit, + or include it despite being 64-bit. This must match the layout + used for struct semid64_ds in <asm/sembuf.h>, as glibc does not do + layout conversions for this structure. */ + +#define __SEM_PAD_AFTER_TIME (__WORDSIZE == 32) +#define __SEM_PAD_BEFORE_TIME 0 diff --git a/sysdeps/unix/sysv/linux/bits/sem.h b/sysdeps/unix/sysv/linux/bits/sem.h index bf6d797080..d6e879ea0f 100644 --- a/sysdeps/unix/sysv/linux/bits/sem.h +++ b/sysdeps/unix/sysv/linux/bits/sem.h @@ -20,7 +20,7 @@ #endif #include <sys/types.h> -#include <bits/wordsize.h> +#include <bits/sem-pad.h> /* Flags for `semop'. */ #define SEM_UNDO 0x1000 /* undo the operation on exit */ @@ -35,21 +35,26 @@ #define SETALL 17 /* set all semval's */ +#if __SEM_PAD_BEFORE_TIME +# define __SEM_PAD_TIME(NAME, RES) \ + __syscall_ulong_t __glibc_reserved ## RES; __time_t NAME +#elif __SEM_PAD_AFTER_TIME +# define __SEM_PAD_TIME(NAME, RES) \ + __time_t NAME; __syscall_ulong_t __glibc_reserved ## RES +#else +# define __SEM_PAD_TIME(NAME, RES) \ + __time_t NAME +#endif + /* Data structure describing a set of semaphores. */ struct semid_ds { struct ipc_perm sem_perm; /* operation permission struct */ - __time_t sem_otime; /* last semop() time */ -#if __WORDSIZE == 32 - unsigned long int __glibc_reserved1; -#endif - __time_t sem_ctime; /* last time changed by semctl() */ -#if __WORDSIZE == 32 - unsigned long int __glibc_reserved2; -#endif - unsigned long int sem_nsems; /* number of semaphores in set */ - unsigned long int __glibc_reserved3; - unsigned long int __glibc_reserved4; + __SEM_PAD_TIME (sem_otime, 1); /* last semop() time */ + __SEM_PAD_TIME (sem_ctime, 2); /* last time changed by semctl() */ + __syscall_ulong_t sem_nsems; /* number of semaphores in set */ + __syscall_ulong_t __glibc_reserved3; + __syscall_ulong_t __glibc_reserved4; }; /* The user should define a union like the following to use it for arguments diff --git a/sysdeps/unix/sysv/linux/hppa/bits/sem-pad.h b/sysdeps/unix/sysv/linux/hppa/bits/sem-pad.h new file mode 100644 index 0000000000..a938c2c92b --- /dev/null +++ b/sysdeps/unix/sysv/linux/hppa/bits/sem-pad.h @@ -0,0 +1,26 @@ +/* Define where padding goes in struct semid_ds. HPPA version. + Copyright (C) 2018 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_SEM_H +# error "Never use <bits/sem-pad.h> directly; include <sys/sem.h> instead." +#endif + +#include <bits/wordsize.h> + +#define __SEM_PAD_AFTER_TIME 0 +#define __SEM_PAD_BEFORE_TIME (__WORDSIZE == 32) diff --git a/sysdeps/unix/sysv/linux/hppa/bits/sem.h b/sysdeps/unix/sysv/linux/hppa/bits/sem.h deleted file mode 100644 index 12b849ae79..0000000000 --- a/sysdeps/unix/sysv/linux/hppa/bits/sem.h +++ /dev/null @@ -1,92 +0,0 @@ -/* Copyright (C) 1995-2018 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_SEM_H -# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead." -#endif - -#include <sys/types.h> -#include <bits/wordsize.h> - -/* Flags for `semop'. */ -#define SEM_UNDO 0x1000 /* undo the operation on exit */ - -/* Commands for `semctl'. */ -#define GETPID 11 /* get sempid */ -#define GETVAL 12 /* get semval */ -#define GETALL 13 /* get all semval's */ -#define GETNCNT 14 /* get semncnt */ -#define GETZCNT 15 /* get semzcnt */ -#define SETVAL 16 /* set semval */ -#define SETALL 17 /* set all semval's */ - - -/* Data structure describing a set of semaphores. */ -struct semid_ds -{ - struct ipc_perm sem_perm; /* operation permission struct */ -#if __WORDSIZE == 32 - unsigned int __pad1; -#endif - __time_t sem_otime; /* last semop() time */ -#if __WORDSIZE == 32 - unsigned int __pad2; -#endif - __time_t sem_ctime; /* last time changed by semctl() */ - unsigned long int sem_nsems; /* number of semaphores in set */ - unsigned long int __glibc_reserved1; - unsigned long int __glibc_reserved2; -}; - -/* The user should define a union like the following to use it for arguments - for `semctl'. - - union semun - { - int val; <= value for SETVAL - struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET - unsigned short int *array; <= array for GETALL & SETALL - struct seminfo *__buf; <= buffer for IPC_INFO - }; - - Previous versions of this file used to define this union but this is - incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether - one must define the union or not. */ -#define _SEM_SEMUN_UNDEFINED 1 - -#ifdef __USE_MISC - -/* ipcs ctl cmds */ -# define SEM_STAT 18 -# define SEM_INFO 19 -# define SEM_STAT_ANY 20 - -struct seminfo -{ - int semmap; - int semmni; - int semmns; - int semmnu; - int semmsl; - int semopm; - int semume; - int semusz; - int semvmx; - int semaem; -}; - -#endif /* __USE_MISC */ diff --git a/sysdeps/unix/sysv/linux/mips/bits/sem-pad.h b/sysdeps/unix/sysv/linux/mips/bits/sem-pad.h new file mode 100644 index 0000000000..61f27cbc8f --- /dev/null +++ b/sysdeps/unix/sysv/linux/mips/bits/sem-pad.h @@ -0,0 +1,24 @@ +/* Define where padding goes in struct semid_ds. MIPS version. + Copyright (C) 2018 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_SEM_H +# error "Never use <bits/sem-pad.h> directly; include <sys/sem.h> instead." +#endif + +#define __SEM_PAD_AFTER_TIME 0 +#define __SEM_PAD_BEFORE_TIME 0 diff --git a/sysdeps/unix/sysv/linux/mips/bits/sem.h b/sysdeps/unix/sysv/linux/mips/bits/sem.h deleted file mode 100644 index d218cf4f92..0000000000 --- a/sysdeps/unix/sysv/linux/mips/bits/sem.h +++ /dev/null @@ -1,85 +0,0 @@ -/* Copyright (C) 1995-2018 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_SEM_H -# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead." -#endif - -#include <sys/types.h> - -/* Flags for `semop'. */ -#define SEM_UNDO 0x1000 /* undo the operation on exit */ - -/* Commands for `semctl'. */ -#define GETPID 11 /* get sempid */ -#define GETVAL 12 /* get semval */ -#define GETALL 13 /* get all semval's */ -#define GETNCNT 14 /* get semncnt */ -#define GETZCNT 15 /* get semzcnt */ -#define SETVAL 16 /* set semval */ -#define SETALL 17 /* set all semval's */ - - -/* Data structure describing a set of semaphores. */ -struct semid_ds -{ - struct ipc_perm sem_perm; /* operation permission struct */ - __time_t sem_otime; /* last semop() time */ - __time_t sem_ctime; /* last time changed by semctl() */ - unsigned long int sem_nsems; /* number of semaphores in set */ - unsigned long int __glibc_reserved1; - unsigned long int __glibc_reserved2; -}; - -/* The user should define a union like the following to use it for arguments - for `semctl'. - - union semun - { - int val; <= value for SETVAL - struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET - unsigned short int *array; <= array for GETALL & SETALL - struct seminfo *__buf; <= buffer for IPC_INFO - }; - - Previous versions of this file used to define this union but this is - incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether - one must define the union or not. */ -#define _SEM_SEMUN_UNDEFINED 1 - -#ifdef __USE_MISC - -/* ipcs ctl cmds */ -# define SEM_STAT 18 -# define SEM_INFO 19 -# define SEM_STAT_ANY 20 - -struct seminfo -{ - int semmap; - int semmni; - int semmns; - int semmnu; - int semmsl; - int semopm; - int semume; - int semusz; - int semvmx; - int semaem; -}; - -#endif /* __USE_MISC */ diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/sem-pad.h b/sysdeps/unix/sysv/linux/powerpc/bits/sem-pad.h new file mode 100644 index 0000000000..d4c9a93956 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/bits/sem-pad.h @@ -0,0 +1,26 @@ +/* Define where padding goes in struct semid_ds. PowerPC version. + Copyright (C) 2018 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_SEM_H +# error "Never use <bits/sem-pad.h> directly; include <sys/sem.h> instead." +#endif + +#include <bits/wordsize.h> + +#define __SEM_PAD_AFTER_TIME 0 +#define __SEM_PAD_BEFORE_TIME (__WORDSIZE == 32) diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/sem.h b/sysdeps/unix/sysv/linux/powerpc/bits/sem.h deleted file mode 100644 index 27b026cf61..0000000000 --- a/sysdeps/unix/sysv/linux/powerpc/bits/sem.h +++ /dev/null @@ -1,91 +0,0 @@ -/* Copyright (C) 1995-2018 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_SEM_H -# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead." -#endif - -#include <sys/types.h> - -/* Flags for `semop'. */ -#define SEM_UNDO 0x1000 /* undo the operation on exit */ - -/* Commands for `semctl'. */ -#define GETPID 11 /* get sempid */ -#define GETVAL 12 /* get semval */ -#define GETALL 13 /* get all semval's */ -#define GETNCNT 14 /* get semncnt */ -#define GETZCNT 15 /* get semzcnt */ -#define SETVAL 16 /* set semval */ -#define SETALL 17 /* set all semval's */ - - -/* Data structure describing a set of semaphores. */ -struct semid_ds -{ - struct ipc_perm sem_perm; /* operation permission struct */ -#if __WORDSIZE == 32 - unsigned int __glibc_reserved1; -#endif - __time_t sem_otime; /* last semop() time */ -#if __WORDSIZE == 32 - unsigned int __glibc_reserved2; -#endif - __time_t sem_ctime; /* last time changed by semctl() */ - unsigned long int sem_nsems; /* number of semaphores in set */ - unsigned long __glibc_reserved3; - unsigned long __glibc_reserved4; -}; - -/* The user should define a union like the following to use it for arguments - for `semctl'. - - union semun - { - int val; <= value for SETVAL - struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET - unsigned short int *array; <= array for GETALL & SETALL - struct seminfo *__buf; <= buffer for IPC_INFO - }; - - Previous versions of this file used to define this union but this is - incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether - one must define the union or not. */ -#define _SEM_SEMUN_UNDEFINED 1 - -#ifdef __USE_MISC - -/* ipcs ctl cmds */ -# define SEM_STAT 18 -# define SEM_INFO 19 -# define SEM_STAT_ANY 20 - -struct seminfo -{ - int semmap; - int semmni; - int semmns; - int semmnu; - int semmsl; - int semopm; - int semume; - int semusz; - int semvmx; - int semaem; -}; - -#endif /* __USE_MISC */ diff --git a/sysdeps/unix/sysv/linux/sparc/bits/sem-pad.h b/sysdeps/unix/sysv/linux/sparc/bits/sem-pad.h new file mode 100644 index 0000000000..b85f6b70a2 --- /dev/null +++ b/sysdeps/unix/sysv/linux/sparc/bits/sem-pad.h @@ -0,0 +1,26 @@ +/* Define where padding goes in struct semid_ds. SPARC version. + Copyright (C) 2018 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_SEM_H +# error "Never use <bits/sem-pad.h> directly; include <sys/sem.h> instead." +#endif + +#include <bits/wordsize.h> + +#define __SEM_PAD_AFTER_TIME 0 +#define __SEM_PAD_BEFORE_TIME (__WORDSIZE == 32) diff --git a/sysdeps/unix/sysv/linux/sparc/bits/sem.h b/sysdeps/unix/sysv/linux/sparc/bits/sem.h deleted file mode 100644 index f5b2654eec..0000000000 --- a/sysdeps/unix/sysv/linux/sparc/bits/sem.h +++ /dev/null @@ -1,92 +0,0 @@ -/* Copyright (C) 1995-2018 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_SEM_H -# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead." -#endif - -#include <sys/types.h> -#include <bits/wordsize.h> - -/* Flags for `semop'. */ -#define SEM_UNDO 0x1000 /* undo the operation on exit */ - -/* Commands for `semctl'. */ -#define GETPID 11 /* get sempid */ -#define GETVAL 12 /* get semval */ -#define GETALL 13 /* get all semval's */ -#define GETNCNT 14 /* get semncnt */ -#define GETZCNT 15 /* get semzcnt */ -#define SETVAL 16 /* set semval */ -#define SETALL 17 /* set all semval's */ - - -/* Data structure describing a set of semaphores. */ -struct semid_ds -{ - struct ipc_perm sem_perm; /* operation permission struct */ -#if __WORDSIZE == 32 - unsigned int __pad1; -#endif - __time_t sem_otime; /* last semop() time */ -#if __WORDSIZE == 32 - unsigned int __pad2; -#endif - __time_t sem_ctime; /* last time changed by semctl() */ - unsigned long int sem_nsems; /* number of semaphores in set */ - unsigned long int __glibc_reserved1; - unsigned long int __glibc_reserved2; -}; - -/* The user should define a union like the following to use it for arguments - for `semctl'. - - union semun - { - int val; <= value for SETVAL - struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET - unsigned short int *array; <= array for GETALL & SETALL - struct seminfo *__buf; <= buffer for IPC_INFO - }; - - Previous versions of this file used to define this union but this is - incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether - one must define the union or not. */ -#define _SEM_SEMUN_UNDEFINED 1 - -#ifdef __USE_MISC - -/* ipcs ctl cmds */ -# define SEM_STAT 18 -# define SEM_INFO 19 -# define SEM_STAT_ANY 20 - -struct seminfo -{ - int semmap; - int semmni; - int semmns; - int semmnu; - int semmsl; - int semopm; - int semume; - int semusz; - int semvmx; - int semaem; -}; - -#endif /* __USE_MISC */ diff --git a/sysdeps/unix/sysv/linux/x86/bits/sem-pad.h b/sysdeps/unix/sysv/linux/x86/bits/sem-pad.h new file mode 100644 index 0000000000..625f8ed21e --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86/bits/sem-pad.h @@ -0,0 +1,24 @@ +/* Define where padding goes in struct semid_ds. x86 version. + Copyright (C) 2018 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_SEM_H +# error "Never use <bits/sem-pad.h> directly; include <sys/sem.h> instead." +#endif + +#define __SEM_PAD_AFTER_TIME 1 +#define __SEM_PAD_BEFORE_TIME 0 diff --git a/sysdeps/unix/sysv/linux/x86/bits/sem.h b/sysdeps/unix/sysv/linux/x86/bits/sem.h deleted file mode 100644 index 6771966a06..0000000000 --- a/sysdeps/unix/sysv/linux/x86/bits/sem.h +++ /dev/null @@ -1,87 +0,0 @@ -/* Copyright (C) 2002-2018 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_SEM_H -# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead." -#endif - -#include <sys/types.h> - -/* Flags for `semop'. */ -#define SEM_UNDO 0x1000 /* undo the operation on exit */ - -/* Commands for `semctl'. */ -#define GETPID 11 /* get sempid */ -#define GETVAL 12 /* get semval */ -#define GETALL 13 /* get all semval's */ -#define GETNCNT 14 /* get semncnt */ -#define GETZCNT 15 /* get semzcnt */ -#define SETVAL 16 /* set semval */ -#define SETALL 17 /* set all semval's */ - - -/* Data structure describing a set of semaphores. */ -struct semid_ds -{ - struct ipc_perm sem_perm; /* operation permission struct */ - __time_t sem_otime; /* last semop() time */ - __syscall_ulong_t __glibc_reserved1; - __time_t sem_ctime; /* last time changed by semctl() */ - __syscall_ulong_t __glibc_reserved2; - __syscall_ulong_t sem_nsems; /* number of semaphores in set */ - __syscall_ulong_t __glibc_reserved3; - __syscall_ulong_t __glibc_reserved4; -}; - -/* The user should define a union like the following to use it for arguments - for `semctl'. - - union semun - { - int val; <= value for SETVAL - struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET - unsigned short int *array; <= array for GETALL & SETALL - struct seminfo *__buf; <= buffer for IPC_INFO - }; - - Previous versions of this file used to define this union but this is - incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether - one must define the union or not. */ -#define _SEM_SEMUN_UNDEFINED 1 - -#ifdef __USE_MISC - -/* ipcs ctl cmds */ -# define SEM_STAT 18 -# define SEM_INFO 19 -# define SEM_STAT_ANY 20 - -struct seminfo -{ - int semmap; - int semmni; - int semmns; - int semmnu; - int semmsl; - int semopm; - int semume; - int semusz; - int semvmx; - int semaem; -}; - -#endif /* __USE_MISC */ |