From e66a42f57fd20d1c7bbdc5f7937831d13bcf709b Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Fri, 17 Aug 2012 09:55:17 -0700 Subject: Split sys/param.h out into common file and sysdeps bits/param.h file. --- sysdeps/unix/sysv/linux/bits/param.h | 42 ++++++++++++++++++ sysdeps/unix/sysv/linux/sys/param.h | 82 ------------------------------------ 2 files changed, 42 insertions(+), 82 deletions(-) create mode 100644 sysdeps/unix/sysv/linux/bits/param.h delete mode 100644 sysdeps/unix/sysv/linux/sys/param.h (limited to 'sysdeps/unix/sysv/linux') diff --git a/sysdeps/unix/sysv/linux/bits/param.h b/sysdeps/unix/sysv/linux/bits/param.h new file mode 100644 index 0000000000..36ca088e5a --- /dev/null +++ b/sysdeps/unix/sysv/linux/bits/param.h @@ -0,0 +1,42 @@ +/* Old-style Unix parameters and limits. Linux version. + Copyright (C) 1995-2012 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 + . */ + +#ifndef _SYS_PARAM_H +# error "Never use directly; include instead." +#endif + +#ifndef ARG_MAX +# define __undef_ARG_MAX +#endif + +#include +#include + +/* The kernel headers define ARG_MAX. The value is wrong, though. */ +#ifdef __undef_ARG_MAX +# undef ARG_MAX +# undef __undef_ARG_MAX +#endif + +#define MAXSYMLINKS 20 + +/* The following are not really correct but it is a value we used for a + long time and which seems to be usable. People should not use NOFILE + and NCARGS anyway. */ +#define NOFILE 256 +#define NCARGS 131072 diff --git a/sysdeps/unix/sysv/linux/sys/param.h b/sysdeps/unix/sysv/linux/sys/param.h deleted file mode 100644 index c419b86408..0000000000 --- a/sysdeps/unix/sysv/linux/sys/param.h +++ /dev/null @@ -1,82 +0,0 @@ -/* Copyright (C) 1995-1997,2000,2001,2003,2008,2011 - 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 - . */ - -#ifndef _SYS_PARAM_H -#define _SYS_PARAM_H 1 - -#ifndef ARG_MAX -# define __undef_ARG_MAX -#endif - -#include -#include -#include - -/* The kernel headers defines ARG_MAX. The value is wrong, though. */ -#ifdef __undef_ARG_MAX -# undef ARG_MAX -# undef __undef_ARG_MAX -#endif - -/* BSD names for some values. */ - -#define NBBY CHAR_BIT -#ifndef NGROUPS -# define NGROUPS NGROUPS_MAX -#endif -#define MAXSYMLINKS 20 -#define CANBSIZ MAX_CANON -#define MAXPATHLEN PATH_MAX -/* The following are not really correct but it is a value we used for a - long time and which seems to be usable. People should not use NOFILE - and NCARGS anyway. */ -#define NOFILE 256 -#define NCARGS 131072 - - -#include - -/* Bit map related macros. */ -#define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY)) -#define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY))) -#define isset(a,i) ((a)[(i)/NBBY] & (1<<((i)%NBBY))) -#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0) - -/* Macros for counting and rounding. */ -#ifndef howmany -# define howmany(x, y) (((x) + ((y) - 1)) / (y)) -#endif -#ifdef __GNUC__ -# define roundup(x, y) (__builtin_constant_p (y) && powerof2 (y) \ - ? (((x) + (y) - 1) & ~((y) - 1)) \ - : ((((x) + ((y) - 1)) / (y)) * (y))) -#else -# define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y)) -#endif -#define powerof2(x) ((((x) - 1) & (x)) == 0) - -/* Macros for min/max. */ -#define MIN(a,b) (((a)<(b))?(a):(b)) -#define MAX(a,b) (((a)>(b))?(a):(b)) - - -/* Unit of `st_blocks'. */ -#define DEV_BSIZE 512 - - -#endif /* sys/param.h */ -- cgit 1.4.1