mirror of https://gitee.com/Nocallback/glibc.git
Roland McGrath
33 years ago
18 changed files with 286 additions and 25 deletions
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# SunOS 4 has the canonical set of <sys/mman.h> system calls. |
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unix/mman |
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# Ultrix 4 has the canonical set of <sys/mman.h> system calls. |
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unix/mman |
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# Irix 4 has the set of things which are also common to BSD and SVR4. |
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unix/common |
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# Irix 4 has the canonical set of <sys/mman.h> system calls. |
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unix/mman |
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/* `sysconf', `pathconf', and `confstr' NAME values. Irix 4 version.
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Copyright (C) 1994 Free Software Foundation, Inc. |
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This file is part of the GNU C Library. |
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|
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The GNU C Library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Library General Public License as |
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published by the Free Software Foundation; either version 2 of the |
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License, or (at your option) any later version. |
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|
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The GNU C Library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Library General Public License for more details. |
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|
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You should have received a copy of the GNU Library General Public |
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License along with the GNU C Library; see the file COPYING.LIB. If |
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not, write to the Free Software Foundation, Inc., 675 Mass Ave, |
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Cambridge, MA 02139, USA. */ |
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/* Values for the NAME argument to `pathconf' and `fpathconf'. */ |
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enum |
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{ |
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_PC_LINK_MAX = 1, |
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_PC_MAX_CANON, |
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_PC_MAX_INPUT, |
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_PC_NAME_MAX, |
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_PC_PATH_MAX, |
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_PC_PIPE_BUF, |
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_PC_CHOWN_RESTRICTED, |
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_PC_NO_TRUNC, |
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_PC_VDISABLE |
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}; |
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/* Values for the argument to `sysconf'. */ |
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enum |
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{ |
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_SC_ARG_MAX = 1, |
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_SC_CHILD_MAX, |
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_SC_CLK_TCK, |
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_SC_NGROUPS_MAX, |
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_SC_OPEN_MAX, |
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_SC_JOB_CONTROL, |
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_SC_SAVED_IDS, |
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_SC_VERSION, |
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/* Above are done by the Irix system call.
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The rest are done by the C library (or are not really implemented). */ |
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_SC_STREAM_MAX, |
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_SC_TZNAME_MAX, |
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_SC_PAGESIZE, |
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/* Values for the argument to `sysconf'
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corresponding to _POSIX2_* symbols. */ |
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_SC_BC_BASE_MAX, |
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_SC_BC_DIM_MAX, |
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_SC_BC_SCALE_MAX, |
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_SC_BC_STRING_MAX, |
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_SC_COLL_WEIGHTS_MAX, |
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_SC_EQUIV_CLASS_MAX, |
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_SC_EXPR_NEST_MAX, |
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_SC_LINE_MAX, |
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_SC_RE_DUP_MAX, |
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_SC_2_VERSION, |
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_SC_2_C_BIND, |
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_SC_2_C_DEV, |
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_SC_2_FORT_DEV, |
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_SC_2_FORT_RUN, |
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_SC_2_SW_DEV, |
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_SC_2_LOCALEDEF |
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}; |
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#ifdef __USE_POSIX2 |
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/* Values for the NAME argument to `confstr'. */ |
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enum |
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{ |
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_CS_PATH /* The default search path. */ |
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}; |
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#endif |
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/* Copyright (C) 1994 Free Software Foundation, Inc.
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This file is part of the GNU C Library. |
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|
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The GNU C Library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Library General Public License as |
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published by the Free Software Foundation; either version 2 of the |
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License, or (at your option) any later version. |
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|
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The GNU C Library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Library General Public License for more details. |
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|
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You should have received a copy of the GNU Library General Public |
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License along with the GNU C Library; see the file COPYING.LIB. If |
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not, write to the Free Software Foundation, Inc., 675 Mass Ave, |
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Cambridge, MA 02139, USA. */ |
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#include <ansidecl.h> |
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#include <errno.h> |
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#include <stddef.h> |
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#include <unistd.h> |
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#include <sys/syssgi.h> |
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extern int __syssgi __P ((int, ...)); |
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/* Get file-specific information about descriptor FD. */ |
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long int |
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DEFUN(__fpathconf, (fd, name), int fd AND int name) |
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{ |
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return __syssgi (SGI_PATHCONF, FPATHCONF, fd, name); |
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} |
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#include <sysdeps/posix/__gettod.c> |
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#include <sysdeps/unix/bsd/sun/sunos4/msync.S> |
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/* Copyright (C) 1994 Free Software Foundation, Inc.
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This file is part of the GNU C Library. |
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The GNU C Library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Library General Public License as |
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published by the Free Software Foundation; either version 2 of the |
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License, or (at your option) any later version. |
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|
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The GNU C Library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Library General Public License for more details. |
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|
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You should have received a copy of the GNU Library General Public |
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License along with the GNU C Library; see the file COPYING.LIB. If |
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not, write to the Free Software Foundation, Inc., 675 Mass Ave, |
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Cambridge, MA 02139, USA. */ |
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#include <ansidecl.h> |
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#include <errno.h> |
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#include <stddef.h> |
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#include <unistd.h> |
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#include <sys/syssgi.h> |
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extern int __syssgi __P ((int, ...)); |
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/* Get file-specific information about PATH. */ |
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long int |
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DEFUN(__pathconf, (path, name), CONST char *path AND int name) |
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{ |
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return __syssgi (SGI_PATHCONF, PATHCONF, path, name); |
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} |
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#include <sysdeps/stub/reboot.c> |
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#include <sysdeps/stub/swapon.c> |
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/* Definitions for BSD-style memory management. Irix 4 version.
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Copyright (C) 1994 Free Software Foundation, Inc. |
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This file is part of the GNU C Library. |
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The GNU C Library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Library General Public License as |
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published by the Free Software Foundation; either version 2 of the |
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License, or (at your option) any later version. |
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|
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The GNU C Library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Library General Public License for more details. |
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|
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You should have received a copy of the GNU Library General Public |
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License along with the GNU C Library; see the file COPYING.LIB. If |
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not, write to the Free Software Foundation, Inc., 675 Mass Ave, |
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Cambridge, MA 02139, USA. */ |
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#ifndef _SYS_MMAN_H |
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#define _SYS_MMAN_H 1 |
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#include <features.h> |
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#include <gnu/types.h> |
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#define __need_size_t |
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#include <stddef.h> |
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/* Protections are chosen from these bits, OR'd together. The
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implementation does not necessarily support PROT_EXEC or PROT_WRITE |
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without PROT_READ. The only guarantees are that no writing will be |
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allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ |
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#define PROT_NONE 0x00 /* No access. */ |
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#define PROT_READ 0x04 /* Pages can be read. */ |
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#define PROT_WRITE 0x02 /* Pages can be written. */ |
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#define PROT_EXEC 0x01 /* Pages can be executed. */ |
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#define PROT_EXECUTE PROT_EXEC |
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/* Sharing types (must choose one and only one of these). */ |
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#define MAP_SHARED 0x01 /* Share changes. */ |
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#define MAP_PRIVATE 0x02 /* Changes private; copy pages on write. */ |
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#define MAP_TYPE 0x0f /* Mask for sharing type. */ |
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/* Other flags. */ |
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#define MAP_FIXED 0x10 /* Map address must be exactly as requested. */ |
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#define MAP_RENAME 0x20 /* Rename private pages to file. */ |
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#define MAP_AUTOGROW 0x40 /* Grow file as pages are written. */ |
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#define MAP_LOCAL 0x80 /* Copy the mapped region on fork. */ |
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/* Advice to `madvise'. */ |
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#define MADV_NORMAL 0 /* No further special treatment. */ |
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#define MADV_RANDOM 1 /* Expect random page references. */ |
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#define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ |
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#define MADV_WILLNEED 3 /* Will need these pages. */ |
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#define MADV_DONTNEED 4 /* Don't need these pages. */ |
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/* Flags to `msync'. */ |
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#define MS_ASYNC 0x1 /* Return immediately, don't fsync. */ |
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#define MS_INVALIDATE 0x2 /* Invalidate caches. */ |
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#include <sys/cdefs.h> |
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__BEGIN_DECLS |
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/* Map addresses starting near ADDR and extending for LEN bytes. from
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OFFSET into the file FD describes according to PROT and FLAGS. If ADDR |
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is nonzero, it is the desired mapping address. If the MAP_FIXED bit is |
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set in FLAGS, the mapping will be at ADDR exactly (which must be |
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page-aligned); otherwise the system chooses a convenient nearby address. |
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The return value is the actual mapping address chosen or (caddr_t) -1 |
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for errors (in which case `errno' is set). A successful `mmap' call |
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deallocates any previous mapping for the affected region. */ |
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__caddr_t mmap __P ((__caddr_t __addr, size_t __len, |
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int __prot, int __flags, int __fd, __off_t __offset)); |
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/* Deallocate any mapping for the region starting at ADDR and extending LEN
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bytes. Returns 0 if successful, -1 for errors (and sets errno). */ |
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int munmap __P ((__caddr_t __addr, size_t __len)); |
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/* Change the memory protection of the region starting at ADDR and
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extending LEN bytes to PROT. Returns 0 if successful, -1 for errors |
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(and sets errno). */ |
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int mprotect __P ((__caddr_t __addr, size_t __len, int __prot)); |
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/* Synchronize the region starting at ADDR and extending LEN bytes with the
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file it maps. Filesystem operations on a file being mapped are |
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unpredictable before this is done. */ |
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int msync __P ((caddr_t __addr, size_t __len, int __flags)); |
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/* Advise the system about particular usage patterns the program follows
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for the region starting at ADDR and extending LEN bytes. */ |
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int madvise __P ((__caddr_t __addr, size_t __len, int __advice)); |
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__END_DECLS |
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#endif /* sys/mman.h */ |
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