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Re: OS specific machine/*.h include files
- From: "Joel Sherrill <joel at OARcorp dot com>" <joel dot sherrill at OARcorp dot com>
- To: newlib at sources dot redhat dot com
- Date: Mon, 07 Oct 2002 15:28:05 -0500
- Subject: Re: OS specific machine/*.h include files
- Organization: OAR Corporation
- References: <3DA1EDE7.10C5B3C0@OARcorp.com>
- Reply-to: joel dot sherrill at OARcorp dot com
Sorry the patch wasn't attached. :(
Now it is.
"Joel Sherrill " wrote:
>
> This patch is a bit more involved than the others. This
> patch makes it possible for an OS (sysdir) to have include
> files in a machine subdirectory. We ran across this trying
> to deal with some of the BSD-ish things in RTEMS. Newlib
> really needed to own the RTEMS specific machine/limits.h file
> but without this patch, it can't.
>
> NOTE: Neither this patch not the ARM submitted a few minutes
> includes the regenerated Makefile.in.
>
> OK to commit?
>
> 2002-10-07 Joel Sherrill <joel@OARcorp.com>
>
> * libc/sys/rtems/machine: New directory.
> * libc/sys/rtems/machine/limits.h,
> libc/sys/rtems/machine/param.h,
> libc/sys/rtems/sys/param.h, libc/sys/rtems/sys/syslimits.h,
> libc/sys/rtems/sys/utime.h: New files added to make *-rtems
> newlib
> targets more BSD like when installed without requiring
> additional
> build of RTEMS itself.
> * Makefile.am: Pick up system dependent machine files such as
> found on a BSD-ish system.
> * libc/include/machine/types.h: When on an RTEMS target, define
> a
> few more.
>
> --
> Joel Sherrill, Ph.D. Director of Research & Development
> joel@OARcorp.com On-Line Applications Research
> Ask me about RTEMS: a free RTOS Huntsville AL 35805
> Support Available (256) 722-9985
--
Joel Sherrill, Ph.D. Director of Research & Development
joel@OARcorp.com On-Line Applications Research
Ask me about RTEMS: a free RTOS Huntsville AL 35805
Support Available (256) 722-9985
2002-10-07 Joel Sherrill <joel@OARcorp.com>
* libc/sys/rtems/machine: New directory.
* libc/sys/rtems/machine/limits.h, libc/sys/rtems/machine/param.h,
libc/sys/rtems/sys/param.h, libc/sys/rtems/sys/syslimits.h,
libc/sys/rtems/sys/utime.h: New files added to make *-rtems newlib
targets more BSD like when installed without requiring additional
build of RTEMS itself.
* Makefile.am: Pick up system dependent machine files such as
found on a BSD-ish system.
* libc/include/machine/types.h: When on an RTEMS target, define a
few more.
Index: newlib-cvs-20020822/Makefile.am
===================================================================
RCS file: /cvs/src/src/newlib/Makefile.am,v
retrieving revision 1.23
diff -u -r1.23 Makefile.am
--- newlib-cvs-20020822/Makefile.am 17 Aug 2002 05:19:16 -0000 1.23
+++ newlib-cvs-20020822/Makefile.am 22 Aug 2002 17:15:15 -0000
@@ -213,6 +213,11 @@
cp $$i targ-include/machine/`basename $$i`; \
else true; fi ; \
done
+ -for i in $(srcdir)/libc/sys/$(sys_dir)/machine/*.h; do \
+ if [ -f $$i ]; then \
+ cp $$i targ-include/machine/`basename $$i`; \
+ else true; fi ; \
+ done
touch $@
CLEANFILES = targ-include stmp-targ-include
@@ -245,6 +250,11 @@
for i in $(srcdir)/libc/sys/$(sys_dir)/sys/*.h; do \
if [ -f $$i ]; then \
$(INSTALL_DATA) $$i $(DESTDIR)$(tooldir)/include/sys/`basename $$i`; \
+ else true; fi ; \
+ done ; \
+ for i in $(srcdir)/libc/sys/$(sys_dir)/machine/*.h; do \
+ if [ -f $$i ]; then \
+ $(INSTALL_DATA) $$i $(DESTDIR)$(tooldir)/include/machine/`basename $$i`; \
else true; fi ; \
done ; \
for i in $(srcdir)/libc/sys/$(sys_dir)/include/*.h; do \
Index: newlib-cvs-20020822/libc/include/machine/types.h
===================================================================
RCS file: /cvs/src/src/newlib/libc/include/machine/types.h,v
retrieving revision 1.4
diff -u -r1.4 types.h
--- newlib-cvs-20020822/libc/include/machine/types.h 21 Jun 2002 18:15:48 -0000 1.4
+++ newlib-cvs-20020822/libc/include/machine/types.h 22 Aug 2002 17:15:15 -0000
@@ -1,6 +1,32 @@
#ifndef _MACHTYPES_H_
#define _MACHTYPES_H_
+/*
+ * The following section is RTEMS specific and is needed to more
+ * closely match the types defined in the BSD machine/types.h.
+ * This is needed to let the RTEMS/BSD TCP/IP stack compile.
+ */
+
+#if defined(__rtems__)
+typedef long long int64_t;
+#if defined( __h8300__)
+typedef long int32_t;
+#else
+typedef int int32_t;
+#endif
+typedef short int16_t;
+typedef char int8_t;
+
+typedef unsigned long long u_int64_t;
+#if defined( __h8300__)
+typedef unsigned long u_int32_t;
+#else
+typedef unsigned int u_int32_t;
+#endif
+typedef unsigned short u_int16_t;
+typedef unsigned char u_int8_t;
+#endif
+
#define _CLOCK_T_ unsigned long /* clock() */
#define _TIME_T_ long /* time() */
#define _CLOCKID_T_ unsigned long
--- /dev/null Thu Aug 30 15:30:55 2001
+++ newlib-cvs-20020822/libc/sys/rtems/machine/limits.h Thu Aug 22 11:22:06 2002
@@ -0,0 +1,6 @@
+/*
+ * $Id: limits.h,v 1.2 1998/08/20 21:56:24 joel Exp $
+ */
+
+/* intentionally empty file */
+
--- /dev/null Thu Aug 30 15:30:55 2001
+++ newlib-cvs-20020822/libc/sys/rtems/machine/param.h Thu Aug 22 11:22:06 2002
@@ -0,0 +1,92 @@
+/*
+ * $Id: param.h,v 1.2 1998/08/20 21:56:24 joel Exp $
+ */
+
+#ifndef _MACHINE_PARAM_H_
+#define _MACHINE_PARAM_H_
+
+/*
+ * These aren't really machine-dependent for RTEMS.....
+ */
+
+/*
+#define MACHINE "i386"
+#define MID_MACHINE MID_I386
+*/
+
+/*
+ * Round p (pointer or byte index) up to a correctly-aligned value
+ * for all data types (int, long, ...). The result is unsigned int
+ * and must be cast to any desired pointer type.
+ */
+#define ALIGNBYTES (sizeof(int) - 1)
+#define ALIGN(p) (((unsigned)(p) + ALIGNBYTES) & ~ALIGNBYTES)
+
+#define PAGE_SHIFT 12 /* LOG2(PAGE_SIZE) */
+#define PAGE_SIZE (1<<PAGE_SHIFT) /* bytes/page */
+#define PAGE_MASK (PAGE_SIZE-1)
+#define NPTEPG (PAGE_SIZE/(sizeof (pt_entry_t)))
+
+#define NPDEPG (PAGE_SIZE/(sizeof (pd_entry_t)))
+#define PDRSHIFT 22 /* LOG2(NBPDR) */
+#define NBPDR (1<<PDRSHIFT) /* bytes/page dir */
+
+#define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */
+#define DEV_BSIZE (1<<DEV_BSHIFT)
+
+#define BLKDEV_IOSIZE 2048
+#define MAXPHYS (64 * 1024) /* max raw I/O transfer size */
+
+#define UPAGES 2 /* pages of u-area */
+
+/*
+ * Constants related to network buffer management.
+ * MCLBYTES must be no larger than CLBYTES (the software page size), and,
+ * on machines that exchange pages of input or output buffers with mbuf
+ * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple
+ * of the hardware page size.
+ */
+#ifndef MSIZE
+#define MSIZE 128 /* size of an mbuf */
+#endif /* MSIZE */
+
+#ifndef MCLSHIFT
+#define MCLSHIFT 11 /* convert bytes to m_buf clusters */
+#endif /* MCLSHIFT */
+#define MCLBYTES (1 << MCLSHIFT) /* size of an m_buf cluster */
+#define MCLOFSET (MCLBYTES - 1) /* offset within an m_buf cluster */
+
+/*
+ * Some macros for units conversion
+ */
+
+/* clicks to bytes */
+#define ctob(x) ((x)<<PAGE_SHIFT)
+
+/* bytes to clicks */
+#define btoc(x) (((unsigned)(x)+PAGE_MASK)>>PAGE_SHIFT)
+
+/*
+ * btodb() is messy and perhaps slow because `bytes' may be an off_t. We
+ * want to shift an unsigned type to avoid sign extension and we don't
+ * want to widen `bytes' unnecessarily. Assume that the result fits in
+ * a daddr_t.
+ */
+#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \
+ (sizeof (bytes) > sizeof(long) \
+ ? (daddr_t)((unsigned long long)(bytes) >> DEV_BSHIFT) \
+ : (daddr_t)((unsigned long)(bytes) >> DEV_BSHIFT))
+
+#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \
+ ((off_t)(db) << DEV_BSHIFT)
+
+/*
+ * Mach derived conversion macros
+ */
+#define trunc_page(x) ((unsigned)(x) & ~PAGE_MASK)
+#define round_page(x) ((((unsigned)(x)) + PAGE_MASK) & ~PAGE_MASK)
+
+#define atop(x) ((unsigned)(x) >> PAGE_SHIFT)
+#define ptoa(x) ((unsigned)(x) << PAGE_SHIFT)
+
+#endif /* !_MACHINE_PARAM_H_ */
--- /dev/null Thu Aug 30 15:30:55 2001
+++ newlib-cvs-20020822/libc/sys/rtems/sys/param.h Thu Aug 22 11:22:06 2002
@@ -0,0 +1,231 @@
+/*-
+ * Copyright (c) 1982, 1986, 1989, 1993
+ * The Regents of the University of California. All rights reserved.
+ * (c) UNIX System Laboratories, Inc.
+ * All or some portions of this file are derived from material licensed
+ * to the University of California by American Telephone and Telegraph
+ * Co. or Unix System Laboratories, Inc. and are reproduced herein with
+ * the permission of UNIX System Laboratories, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)param.h 8.3 (Berkeley) 4/4/95
+ * $Id: param.h,v 1.2 1998/08/20 21:47:37 joel Exp $
+ */
+
+#ifndef _SYS_PARAM_H_
+#define _SYS_PARAM_H_
+
+#include <unistd.h>
+
+#define BSD 199506 /* System version (year & month). */
+#define BSD4_3 1
+#define BSD4_4 1
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#ifndef LOCORE
+#include <sys/types.h>
+#endif
+
+/*
+ * Machine-independent constants (some used in following include files).
+ * Redefined constants are from POSIX 1003.1 limits file.
+ *
+ * MAXCOMLEN should be >= sizeof(ac_comm) (see <acct.h>)
+ * MAXLOGNAME should be >= UT_NAMESIZE (see <utmp.h>)
+ */
+#include <sys/syslimits.h>
+
+#define MAXCOMLEN 16 /* max command name remembered */
+#define MAXINTERP 32 /* max interpreter file name length */
+#define MAXLOGNAME 12 /* max login name length */
+#define MAXUPRC CHILD_MAX /* max simultaneous processes */
+#define NCARGS ARG_MAX /* max bytes for an exec function */
+#define NGROUPS NGROUPS_MAX /* max number groups */
+#define NOFILE OPEN_MAX /* max open files per process */
+#define NOGROUP 65535 /* marker for empty group set member */
+#define MAXHOSTNAMELEN 256 /* max hostname size */
+
+/* More types and definitions used throughout the kernel. */
+#ifdef KERNEL
+#include <sys/cdefs.h>
+#include <sys/errno.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+#include <sys/ucred.h>
+#include <sys/uio.h>
+#include <sys/rtprio.h>
+
+#ifndef FALSE
+#define FALSE 0
+#endif
+#ifndef TRUE
+#define TRUE 1
+#endif
+#endif
+
+/* Signals. */
+#include <sys/signal.h>
+
+/* Machine type dependent parameters. */
+#include <machine/param.h>
+#include <machine/limits.h>
+
+/*
+ * Priorities. Note that with 32 run queues, differences less than 4 are
+ * insignificant.
+ */
+#define PSWP 0
+#define PVM 4
+#define PINOD 8
+#define PRIBIO 16
+#define PVFS 20
+#define PZERO 22 /* No longer magic, shouldn't be here. XXX */
+#define PSOCK 24
+#define PWAIT 32
+#define PLOCK 36
+#define PPAUSE 40
+#define PUSER 50
+#define MAXPRI 127 /* Priorities range from 0 through MAXPRI. */
+
+#define PRIMASK 0x0ff
+#define PCATCH 0x100 /* OR'd with pri for tsleep to check signals */
+
+#define NZERO 0 /* default "nice" */
+
+#define NBPW sizeof(int) /* number of bytes per word (integer) */
+
+#define CMASK 022 /* default file mask: S_IWGRP|S_IWOTH */
+#define NODEV (dev_t)(-1) /* non-existent device */
+
+/*
+ * Clustering of hardware pages on machines with ridiculously small
+ * page sizes is done here. The paging subsystem deals with units of
+ * CLSIZE pte's describing PAGE_SIZE (from machine/machparam.h) pages each.
+ */
+#if 0
+#define CLBYTES (CLSIZE*PAGE_SIZE)
+#endif
+
+#define CBLOCK 128 /* Clist block size, must be a power of 2. */
+#define CBQSIZE (CBLOCK/NBBY) /* Quote bytes/cblock - can do better. */
+ /* Data chars/clist. */
+#define CBSIZE (CBLOCK - sizeof(struct cblock *) - CBQSIZE)
+#define CROUND (CBLOCK - 1) /* Clist rounding. */
+
+/*
+ * File system parameters and macros.
+ *
+ * The file system is made out of blocks of at most MAXBSIZE units, with
+ * smaller units (fragments) only in the last direct block. MAXBSIZE
+ * primarily determines the size of buffers in the buffer pool. It may be
+ * made larger without any effect on existing file systems; however making
+ * it smaller make make some file systems unmountable. Also, MAXBSIZE
+ * must be less than MAXPHYS!!! DFLTBSIZE is the average amount of
+ * memory allocated by vfs_bio per nbuf. BKVASIZE is the average amount
+ * of kernel virtual space allocated per nbuf. BKVASIZE should be >=
+ * DFLTBSIZE. If it is significantly bigger than DFLTBSIZE, then
+ * kva fragmentation causes fewer performance problems.
+ */
+#define MAXBSIZE 65536
+#define BKVASIZE 8192
+#define DFLTBSIZE 4096
+#define MAXFRAG 8
+
+/*
+ * MAXPATHLEN defines the longest permissible path length after expanding
+ * symbolic links. It is used to allocate a temporary buffer from the buffer
+ * pool in which to do the name expansion, hence should be a power of two,
+ * and must be less than or equal to MAXBSIZE. MAXSYMLINKS defines the
+ * maximum number of symbolic links that may be expanded in a path name.
+ * It should be set high enough to allow all legitimate uses, but halt
+ * infinite loops reasonably quickly.
+ */
+#if !defined(__rtems__)
+#define MAXPATHLEN PATH_MAX
+#endif
+#define MAXSYMLINKS 32
+
+/* 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
+#define rounddown(x, y) (((x)/(y))*(y))
+#define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) /* to any y */
+#define roundup2(x, y) (((x)+((y)-1))&(~((y)-1))) /* if y is powers of two */
+#define powerof2(x) ((((x)-1)&(x))==0)
+
+/* Macros for min/max. */
+#ifndef KERNEL
+#define MIN(a,b) (((a)<(b))?(a):(b))
+#define MAX(a,b) (((a)>(b))?(a):(b))
+#endif
+
+/*
+ * Constants for setting the parameters of the kernel memory allocator.
+ *
+ * 2 ** MINBUCKET is the smallest unit of memory that will be
+ * allocated. It must be at least large enough to hold a pointer.
+ *
+ * Units of memory less or equal to MAXALLOCSAVE will permanently
+ * allocate physical memory; requests for these size pieces of
+ * memory are quite fast. Allocations greater than MAXALLOCSAVE must
+ * always allocate and free physical memory; requests for these
+ * size allocations should be done infrequently as they will be slow.
+ *
+ * Constraints: PAGE_SIZE <= MAXALLOCSAVE <= 2 ** (MINBUCKET + 14), and
+ * MAXALLOCSIZE must be a power of two.
+ */
+#define MINBUCKET 4 /* 4 => min allocation of 16 bytes */
+#define MAXALLOCSAVE (2 * PAGE_SIZE)
+
+/*
+ * Scale factor for scaled integers used to count %cpu time and load avgs.
+ *
+ * The number of CPU `tick's that map to a unique `%age' can be expressed
+ * by the formula (1 / (2 ^ (FSHIFT - 11))). The maximum load average that
+ * can be calculated (assuming 32 bits) can be closely approximated using
+ * the formula (2 ^ (2 * (16 - FSHIFT))) for (FSHIFT < 15).
+ *
+ * For the scheduler to maintain a 1:1 mapping of CPU `tick' to `%age',
+ * FSHIFT must be at least 11; this gives us a maximum load avg of ~1024.
+ */
+#define FSHIFT 11 /* bits to right of fixed binary point */
+#define FSCALE (1<<FSHIFT)
+
+#endif /* _SYS_PARAM_H_ */
--- /dev/null Thu Aug 30 15:30:55 2001
+++ newlib-cvs-20020822/libc/sys/rtems/sys/syslimits.h Thu Aug 22 11:22:06 2002
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 1988, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)syslimits.h 8.1 (Berkeley) 6/2/93
+ * $Id: syslimits.h,v 1.2 1998/08/20 21:47:37 joel Exp $
+ */
+
+#ifndef _SYS_SYSLIMITS_H_
+#define _SYS_SYSLIMITS_H_
+
+#if !defined(__rtems__)
+#define ARG_MAX 65536 /* max bytes for an exec function */
+#endif
+
+#if !defined(__rtems__)
+#ifndef CHILD_MAX
+#define CHILD_MAX 40 /* max simultaneous processes */
+#endif
+#endif
+
+#if !defined(__rtems__)
+#define LINK_MAX 32767 /* max file link count */
+#endif
+
+#define MAX_CANON 255 /* max bytes in term canon input line */
+
+#define MAX_INPUT 255 /* max bytes in terminal input */
+
+#if !defined(__rtems__)
+#define NAME_MAX 255 /* max bytes in a file name */
+#endif
+
+#define NGROUPS_MAX 16 /* max supplemental group id's */
+
+#if !defined(__rtems__)
+#ifndef OPEN_MAX
+#define OPEN_MAX 64 /* max open files per process */
+#endif
+#endif
+
+#if !defined(__rtems__)
+#define PATH_MAX 1024 /* max bytes in pathname */
+#endif
+
+#define PIPE_BUF 512 /* max bytes for atomic pipe writes */
+
+#define BC_BASE_MAX 99 /* max ibase/obase values in bc(1) */
+#define BC_DIM_MAX 2048 /* max array elements in bc(1) */
+#define BC_SCALE_MAX 99 /* max scale value in bc(1) */
+#define BC_STRING_MAX 1000 /* max const string length in bc(1) */
+#define COLL_WEIGHTS_MAX 0 /* max weights for order keyword */
+#define EXPR_NEST_MAX 32 /* max expressions nested in expr(1) */
+#define LINE_MAX 2048 /* max bytes in an input line */
+#define RE_DUP_MAX 255 /* max RE's in interval notation */
+
+#endif
--- /dev/null Thu Aug 30 15:30:55 2001
+++ newlib-cvs-20020822/libc/sys/rtems/sys/utime.h Thu Aug 22 11:22:06 2002
@@ -0,0 +1,32 @@
+/*
+ * $Id: utime.h,v 1.1 1999/03/24 22:52:47 joel Exp $
+ */
+
+#ifndef __UTIME_h__
+#define __UTIME_h__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * POSIX 1003.1b 5.6.6 Set File Access and Modification Times
+ */
+
+struct utimbuf {
+ time_t actime; /* Access time */
+ time_t modtime; /* Modification time */
+};
+
+/* Functions */
+
+int utime(
+ const char *path,
+ const struct utimbuf *times
+);
+
+#ifdef __cplusplus
+};
+#endif
+
+#endif /* _SYS_UTIME_H */