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Annotation of www/index.html, Revision 1.74

1.18      fn          1: <!DOCTYPE HTML PUBLIC  "-//IETF//DTD HTML Strict//EN">
                      2: <html>
1.1       deraadt     3: <head>
                      4: <title>OpenBSD</title>
1.19      fn          5: <base href=http://www.openbsd.org/>
1.18      fn          6: <link rev=made href=mailto:www@openbsd.org>
                      7: <meta name="resource-type" content="document">
                      8: <meta name="description" content="the main OpenBSD page">
                      9: <meta name="keywords" content="openbsd,main">
                     10: <meta name="distribution" content="global">
                     11: <meta name="copyright" content="This document copyright 1996 by OpenBSD, Inc.">
1.1       deraadt    12: </head>
1.18      fn         13:
                     14: <body>
                     15:
1.31      deraadt    16: <h1>OpenBSD</h1>
                     17: <br>
1.37      deraadt    18: <img src="head.gif">
1.30      deraadt    19: <br>
                     20: <small>The picture is Copyright (C) 1996 Shawn Mueller</small>
                     21: <br>
                     22: <h1>OpenBSD</h1>
1.1       deraadt    23:
1.18      fn         24: <p>
1.1       deraadt    25: The OpenBSD project involves continuing development of a multiplatform
                     26: 4.4BSD-based Unix-like operating system.
1.18      fn         27: </p>
1.1       deraadt    28:
                     29: <p>
1.22      deraadt    30: <ul>
                     31: <li><a href=#additions>Changes Relative to other *BSD's</a>
                     32: <li><a href=#curplat>Supported platforms</a>
                     33: <li><a href=#futplat>New platforms under development</a>
1.50      deraadt    34: <li><a href=#devel>How we help developers and users</a>
1.55      deraadt    35: <li><a href=#snapshots>Binary snapshots</a>
1.48      deraadt    36: <li><a href=#ftp>FTP mirrors</a>
1.50      deraadt    37: <li><a href=#maillist>Mailing Lists</a>
                     38: <li><a href=#gnats>Bug tracking</a>
                     39: <li><a href=#sup>Sup</a>
                     40: <li><a href=#anoncvs>AnonCVS</a>
1.22      deraadt    41: <li><a href=goals.html>OpenBSD project goals</a>
                     42: </ul>
                     43: </p>
                     44:
                     45: <h3><hr><a name=additions>Changes Relative to other *BSD's.</a></h3>
                     46:
                     47: <p>
1.1       deraadt    48: OpenBSD looks a lot like NetBSD (which it is derived from, following
                     49: the 4.4BSD roots), but is now being developed seperately.  Good changes
                     50: from other free operating systems will be merged in (of course, depending
1.24      deraadt    51: on various factors like developer time for example.)  OpenBSD tracks
                     52: NetBSD changes very closely; say anywhere between 2 days to 10 days
                     53: behind the state of NetBSD-current all the time.  Hence you can truly
                     54: say that OpenBSD is NetBSD <b>PLUS MORE STUFF</b>.
1.18      fn         55: </p>
1.1       deraadt    56:
                     57: <p>
1.22      deraadt    58: Various additions have been made. This is only a small partial list of
1.25      deraadt    59: the major machine independent changes (ie. it is the most interesting
                     60: changes or what people ask about most often). Check the specific port
                     61: you are interested in for further details of that port -- many of them
                     62: have been extended too.
1.1       deraadt    63: <ul>
1.35      deraadt    64: <li>Many many NetBSD PR's fixed (which NetBSD has not yet fixed)
1.22      deraadt    65: <li>New curses library, including libform, libpanel and libmenu.
1.25      deraadt    66: <li>a termlib library which understands termcap.db, needed for new curses.
                     67: <li>The FreeBSD ports subsystem was integrated and is usable by you!
1.22      deraadt    68: <li>ipfilter for filtering dangerous packets
                     69: <li>better ELF support
1.25      deraadt    70: <li>nlist() that understands ELF, ECOFF, and a.out, allowing non-a.out ports
                     71:        to use kvm utilies
1.22      deraadt    72: <li>Verbatim integration of the GNU tools (using a wrapper Makefile)
                     73: <li>All the pieces needed for cross compilation are in the source tree.
                     74: <li>Some LKM support in the tree.
                     75: <li>ATAPI support (should work on all ISA busses)
1.25      deraadt    76: <li>new scsi, md5, pkg_* commands
1.22      deraadt    77: <li>Numerous security related fixes
1.25      deraadt    78: <li>Kerberos and other crypto in the source tree that is exportable
                     79: <li>Solid YP master, server, and client capabilities.
1.22      deraadt    80: <li>/dev/rnd -- source of random data
1.23      deraadt    81: <li>In-kernel update(8) with an adaptive algorithm
1.25      deraadt    82: <li>Some ddb improvements and extensions
                     83: <li>Numerous scsi fixes
1.28      deraadt    84: <li>new system calls: rfork(), minherit(), poll().
                     85: <li>select() that can handle any amount of file descriptors.
1.29      deraadt    86: <li>kernfs extensions
                     87: <li>ATM support (support for one company's sparc & i386 cards available)
1.33      deraadt    88: <li>Boot kernels with "-c" to edit/enable/disable device configuration tables
1.38      deraadt    89: <li>pax as tar, gnutar is toast
1.42      deraadt    90: <li>using AT&T awk, gawk is toast
1.38      deraadt    91: <li>Even more security fixes.
1.47      deraadt    92: <li>Accepts FreeBSD MD5 passwords in password maps, soon will be able to
                     93:        generate them too
1.40      deraadt    94: <li>Linux ext2fs and BSD4.4 LFS support being worked on.
1.65      deraadt    95: <li>Working ATAPI audio support for multiple architectures.
1.51      deraadt    96: <li>terminfo database support.
1.53      deraadt    97: <li>Fortran in the tree.
                     98: <li>The most secure rdist support anywhere.
1.63      deraadt    99: <li>randomized port allocation in bind(), bindresvport(), and rresvport() --
                    100:        security via unpredictability.
1.53      deraadt   101: <li>Protection from the udp spamming and ftp bounce attacks.
                    102: <li>Significantly improved ftp daemon.
                    103: <li>Numerous more security policy and implimentation improvements (OpenBSD
                    104:        defaults to installing in a very secure mode)
                    105: <li>zlib (non-GPL'd gzip-compatible library)
                    106: <li>Newest version of ppp, vi,
1.54      deraadt   107: <li>_POSIX_SAVED_IDS behaviour with permitted BSD extensions.
1.60      deraadt   108: <li>Fixed long-standing vm swap-leak.
                    109: <li>FreeBSD malloc() that uses mmap() and is able to free unused memory.
                    110: <li>Numerous FreeBSD userland fixes and improvements incorporated.
1.62      deraadt   111: <li>new rdisc Router Discovery daemon
1.63      deraadt   112: <li>generic protection against the bind() takeover problem.
                    113: <li>at -f security fix.
                    114: <li>install now supports -C, -p, and -S flags.
1.68      deraadt   115: <!-- <li>a real adduser program, which can even be used uninteractively. -->
                    116: <li>POSIX & C2 requirement; lose setuid/setgid bits if owner/group changed
                    117:        by chown(). This can be turned off with sysctl.
1.66      deraadt   118: <li>partial protection against tcp SYN attacks.
1.67      deraadt   119: <li>added /etc/fbtab support to login & init.
1.72      deraadt   120: <li>RCS version 5.7
                    121: <li>much newer join command (4.4lite2 with other fixes)
                    122: <li>scsi subsystem security fix
                    123: <li>Kerberos is much more silent if not configured
                    124: <li>arc4-based random support in kernel
                    125: <li>ncr53cXXX scsi scripts assembler
                    126: <li>multihomed support in ftpd.
1.73      deraadt   127: <li>`lsof'-style features in fstat.
1.74    ! deraadt   128: <li>/bin/ksh (it is pdksh)
1.1       deraadt   129: </ul>
1.18      fn        130: </p>
1.1       deraadt   131:
1.18      fn        132: <h3><hr><a name=curplat>Platforms currently supported.</a></h3>
1.1       deraadt   133:
1.18      fn        134: <p>
1.1       deraadt   135: Note: for some of these platforms, the platform-independent code may
                    136: be identical to that found in NetBSD because there isn't a specific
                    137: OpenBSD developer. For other ports the differences are significant.
                    138: If you find an empty page that means nothing of consequence that is
                    139: directly port-specific has changed from NetBSD. (Of course there are
                    140: differences, but they just aren't in the /sys/arch/XXXX directory).
1.18      fn        141: </p>
1.1       deraadt   142:
1.18      fn        143: <p>
1.1       deraadt   144: <dl>
1.41      deraadt   145: <dt><a href=alpha.html>Alpha</a>       <dd> DEC Alpha-based machines.
                    146: <dt><a href=amiga.html>Amiga</a>       <dd> Commodore Amiga.
                    147: <dt><a href=arc.html>ARC</a>           <dd> ARC R4000/R4400 machines (including PICA)
                    148: <dt><a href=arm32.html>Arm32</a>       <dd> Acorn ARM6+ computers.
                    149: <dt><a href=atari.html>Atari</a>       <dd> Atari TT and Falcon models.
                    150: <dt><a href=hp300.html>HP300</a>       <dd> Hewlett-Packard HP300/HP400 machines.
1.1       deraadt   151: <dt><a href=i386.html>i386</a>         <dd> Your standard run-of-the-mill PC.
                    152: <dt><a href=mac68k.html>mac68k</a>     <dd> Most MC680x0-based Apple Macintosh models.
1.41      deraadt   153: <dt><a href=mvme68k.html>MVME68K</a>   <dd> Motorola MVME147/16x/17x 68K VME cards.
                    154: <dt><a href=pc532.html>PC532</a>       <dd> A rare NS32532-based computer.
                    155: <dt><a href=pmax.html>Pmax</a>         <dd> DEC MIPS-based machines.
                    156: <dt><a href=sparc.html>Sparc</a>       <dd> Sun's Sun4 and sun4c models (sun4m soon!).
                    157: <dt><a href=sun3.html>Sun3</a>         <dd> Sun's sun3 models.
                    158: <dt><a href=vax.html>Vax</a>           <dd> DEC's VAX computers.
1.1       deraadt   159: </dl>
1.18      fn        160: </p>
                    161:
                    162: <h3><hr><a name=futplat>New platforms under development.</a></h3>
1.1       deraadt   163:
1.18      fn        164: <p>
1.1       deraadt   165: <dl>
1.10      deraadt   166: <dt><a href=mvme88k.html>mvme88k</a>   <dd> Motorola MVME18x/19x 88K VME cards
1.25      deraadt   167: <dt><a href=ppc.html>ppc</a>           <dd> IBM/Apple/Motorola PowerPC-based machines.
1.1       deraadt   168: </dl>
1.18      fn        169: </p>
1.1       deraadt   170:
                    171: <p>
                    172: <h3>Platforms not being developed, but which should be</h3>
1.36      deraadt   173: There is enough free code available to make porting to these
                    174: machines relatively easy.
1.18      fn        175: </p>
                    176:
                    177: <p>
1.1       deraadt   178: <dl>
                    179: <dt><a href=hppa.html>hppa</a>         <dd> Hewlett-Packard PA-RISC HP700/HP800 models.
                    180: <dt><a href=iris.html>iris</a>         <dd> SGI Iris machines.
                    181: </dl>
1.18      fn        182: </p>
1.1       deraadt   183:
1.26      deraadt   184:
1.49      deraadt   185: <hr><hr>
                    186: <h3><a name=devel>How we help developers and users.</a></h3>
                    187:
1.50      deraadt   188: <dl>
1.55      deraadt   189: <dt><h4><a name=snapshots>BINARY SNAPSHOTS:</a></h4>
                    190:
                    191: <p>
1.59      deraadt   192: <dd>Snapshots will be made available from time to time on the ftp mirrors.
                    193: The snapshots are available on each of the FTP servers listed below,
1.55      deraadt   194: typically in the directory <strong>OpenBSD/snapshots</strong>.
                    195: You should also read the <a href=snapshots.html>general description
                    196: about OpenBSD snapshots</a>.
                    197: </p>
                    198:
1.59      deraadt   199: <p>
1.70      deraadt   200: <strong>
1.69      deraadt   201: NOTE: please do not fetch binaries directly from cvs.openbsd.org
                    202: but instead use one of the mirror sites.
                    203: </strong>
1.59      deraadt   204:
1.56      deraadt   205: </dl>
1.55      deraadt   206: <dl>
1.56      deraadt   207: <dt><h4><a name=ftp>FTP:</a></h4>
1.48      deraadt   208: <dd>This is a list of currently known ftp servers:<p>
                    209: <ul>
1.18      fn        210:
1.48      deraadt   211: <li><a href=ftp://ftp.openbsd.org/pub/OpenBSD>
                    212: ftp://ftp.openbsd.org/pub/OpenBSD</a><br>
                    213: located at Rutgers University, eastern USA.
                    214: <!-- deraadt@openbsd.org -->
1.18      fn        215:
1.48      deraadt   216: <li><a href=ftp://ftp.ibp.fr/pub/OpenBSD>
                    217: ftp://ftp.ibp.fr/pub/OpenBSD</a><br>
1.1       deraadt   218: located in France.
                    219: <!-- ftpmaint@ftp.ibp.fr -->
1.48      deraadt   220:
                    221: <li><a href=ftp://ftp.univ-evry.fr/pub/system/OpenBSD>
                    222: ftp://ftp.univ-evry.fr/pub/system/OpenBSD</a><br>
                    223: located in France.
                    224: <!-- mirror@ftp.univ-evry.fr -->
                    225:
1.52      deraadt   226: <li><a href=ftp://hal.heuris.com/pub/OpenBSD>
                    227: ftp://hal.heuris.com/pub/OpenBSD</a><br>
1.1       deraadt   228: located in University of Missouri-Rolla, mid-western USA.
                    229: <!-- johns@cs.umr.edu -->
1.48      deraadt   230:
                    231: <li><a href=ftp://ftp.tut.ac.jp/OpenBSD>
                    232: ftp://ftp.tut.ac.jp/OpenBSD</a><br>
                    233: located at Toyohashi University of Technology, Aichi, JAPAN
                    234: <!-- Keijiro Umehara ume@ftp.tut.ac.jp -->
                    235:
1.1       deraadt   236: </ul>
1.48      deraadt   237:
                    238: <p>
                    239: The file structure of each FTP server is as follows:
1.18      fn        240: </p>
                    241:
                    242: <p>
1.48      deraadt   243: <strong>
                    244: <dl>
                    245: <dt>OpenBSD/snapshots/
                    246: <dt>OpenBSD/X11/
                    247: <dt>OpenBSD/src/
                    248: </dl>
                    249: </strong>
1.18      fn        250: </p>
1.1       deraadt   251:
                    252: <p>
1.48      deraadt   253: If you add a new FTP mirror site, please contact
                    254: <a href=mailto:deraadt@theos.com> the FTP maintainer</a>.
                    255: </p>
1.50      deraadt   256: </dl>
1.48      deraadt   257:
1.50      deraadt   258: </dl>
1.1       deraadt   259: <dl>
1.50      deraadt   260: <dt><h4><a name=maillist>MAILING LISTS:</a></h4>
1.1       deraadt   261: <dd>Some mailing lists are used for the development and use of OpenBSD.
                    262: In each case, send mail to
                    263: <a href=mailto:majordomo@OpenBSD.org>majordomo@OpenBSD.org</a>
                    264: with a message body of "<strong>subscribe mailing-list-name</strong>".
1.18      fn        265:
1.27      deraadt   266: There is a only minimal set of mailing lists intentionally; among
                    267: other benefits such as more communication it reduces cross-posting.
1.26      deraadt   268: There are no private mailing lists.
                    269: <p>
1.1       deraadt   270: These are the mailing lists:
                    271: <dl>
                    272: <dt><strong>announce</strong>
                    273: <dd>important announcements. Since this is a low volume list
                    274: it is excellent for people who just want to follow important events.
                    275: <dt><strong>tech</strong>
                    276: <dd>technical discussions
                    277: <dt><strong>misc</strong>
                    278: <dd>user questions and answers
                    279: <dt><strong>source-changes</strong>
                    280: <dd>automated mailout of CVS source tree changes
1.18      fn        281: </dl>
                    282:
1.1       deraadt   283: <p>
1.61      deraadt   284: For further assistance, send a message body of "<strong>help</strong>"
                    285: to <a href=mailto:majordomo@OpenBSD.org>majordomo@OpenBSD.org</a>
1.1       deraadt   286: and you will receive a reply outlining all your options.
1.18      fn        287: </p>
1.1       deraadt   288:
1.61      deraadt   289: <p>
                    290: Furthermore, a
                    291: <a href=http://www.sigmasoft.com/~openbsd>mailing list archive</a>
                    292: is available.
                    293: </p>
                    294:
1.26      deraadt   295: </dl>
1.50      deraadt   296: <dl><h4><a name=gnats>BUG TRACKING:</a></h4>
                    297: <dd>We run GNATS for tracking bugs:
                    298: <a href=/cgi-bin/wwwgnats.pl>Click here to enter the bug tracking system.</a>
1.26      deraadt   299:
1.39      deraadt   300: </dl>
1.50      deraadt   301: <dl>
                    302: <dt><h4><a name=sup>SUP:</a></h4>
1.21      deraadt   303: <dd>Sorry, unlike other *BSD projects, the SUP service is not
                    304: available.  We do not believe the SUP service to be a good tool for
                    305: source code access. But read below for the description of the
                    306: <a href="#anoncvs"><strong>anoncvs</strong> service!</a>
1.1       deraadt   307:
1.50      deraadt   308: <dt><h4><a name=anoncvs>CVS Access:</a></h4>
1.7       david     309: <dd>CVS is used to manage the OpenBSD source tree. This allows
                    310: developers to work on a local source tree and commit their changes when
                    311: ready.  Also <strong>anyone</strong> can edit source files on their
                    312: local machines, and automatically track and merge in any changes made
                    313: in the OpenBSD CVS repository. Additionally they can easily see the
                    314: logs of, check out, or "diff" the source files in the OpenBSD source
                    315: tree.
1.57      deraadt   316: </p>
                    317:
                    318: <p>
                    319: Most importantly, the <strong>anoncvs</strong> service does NOT
                    320: delete the changes you make in your local copy of the source tree --
                    321: read on for more details!
                    322: </p>
1.18      fn        323:
1.1       deraadt   324: <p>
1.17      deraadt   325: The latest version of CVS is available at
                    326: <a href=ftp://ftp.cyclic.com/pub/cvs/>Cyclic</a>.
                    327: Versions earlier than 1.6 are not recommended, and may not work.
1.57      deraadt   328: If you already have OpenBSD installed, CVS is included.
1.18      fn        329: </p>
                    330:
1.17      deraadt   331: <p>
1.18      fn        332: There are two levels of source tree access:
                    333: </p>
1.1       deraadt   334:
                    335: <dl>
1.58      deraadt   336: <dt><strong>Read-write access for developers:</strong>
1.1       deraadt   337: <dd>Developers who need to commit changes to the source tree must have
                    338: an account on the OpenBSD machines.  Getting this access will be a
                    339: natural result of working on the sources with other OpenBSD developers.
1.58      deraadt   340: If someone does some good work and shows they can work with the team,
                    341: they will get an account.
1.18      fn        342: </dl>
                    343:
                    344: <dl>
1.58      deraadt   345: <dt><strong>Read-only access for everyone:</strong>
1.5       deraadt   346: <dd>Anyone can access the read-only CVS repositories. These copies
                    347: of the read-write CVS repository are mirrored often. To use one,
                    348: set your <strong>CVSROOT</strong> environment variable to one of
                    349: the following values:
1.1       deraadt   350: <ul>
1.21      deraadt   351: <p>
1.12      deraadt   352: <li><strong>CVSROOT=anoncvs@anoncvs.usa.openbsd.org:/cvs</strong><br>
                    353: Host also known as <strong>anoncvs.openbsd.org</strong> and
                    354: <strong>eap.ccrc.wustl.edu</strong>.<br>
1.4       deraadt   355: located at Washington University, St. Louis, mid-west USA.<br>
1.21      deraadt   356: maintained by <a href=mailto:chuck@maria.wustl.edu>Chuck Cranor</a>.<br>
1.5       deraadt   357: protocols: rsh, ssh, ssh port 2022.<br>
1.21      deraadt   358: updated every 4 hours.<br>
                    359: <p>
1.12      deraadt   360: <li><strong>CVSROOT=anoncvs@anoncvs2.usa.openbsd.org:/cvs</strong><br>
1.52      deraadt   361: Host also known as <strong>hal.heuris.com</strong>.<br>
                    362: located in MO, mid-west USA.<br>
                    363: maintained by <a href=mailto:johns@heuris.com>John Stone</a>.<br>
                    364: protocols: rsh, ssh, ssh port 2022.<br>
1.21      deraadt   365: updated every 12 hours.<br>
                    366: <p>
1.65      deraadt   367: <li><strong>CVSROOT=anoncvs@anoncvs3.usa.openbsd.org:/cvs</strong><br>
                    368: Host also known as <strong>freestuff.cs.colorado.edu</strong>.<br>
                    369: located at the University of Colorado, Boulder, western USA.<br>
                    370: maintained by <a href=mailto:Todd.Miller@cs.colorado.edu>Todd Miller</a>.<br>
                    371: protocols: ssh, ssh port 2022.<br>
                    372: updated every 6 hours.<br>
                    373: <p>
1.21      deraadt   374: <li><strong>CVSROOT=anoncvs@anoncvs.uk.openbsd.org:/cvs</strong><br>
                    375: Host also known as <strong>dumpty.wonderland.org</strong>.<br>
                    376: located in London, UK.<br>
                    377: maintained by <a href=mailto:peter@wonderland.org>Peter Galbavy</a>.<br>
1.64      deraadt   378: protocols: rsh.<br>
1.21      deraadt   379: updated every 12 hours.<br>
1.43      deraadt   380: <p>
                    381: <li><strong>CVSROOT=anoncvs@anoncvs.tw.openbsd.org:/cvs</strong><br>
                    382: Host also known as <strong>hercules.secc.fju.edu.tw</strong>.<br>
                    383: located in Taipei, Taiwan.<br>
                    384: maintained by <a href=mailto:shawn@openbsd.org>Shawn Hsiao</a>.<br>
                    385: protocols: rsh, ssh, ssh port 2022.<br>
                    386: updated every 12 hours.<br>
1.71      deraadt   387: <p>
                    388: <li><strong>CVSROOT=anoncvs@anoncvs.no.openbsd.org:/cvs</strong><br>
                    389: located in Norway.<br>
                    390: maintained by <a href=mailto:micheals@openbsd.org>Michael Shuldman</a>.<br>
                    391: protocols: rsh, ssh, ssh port 2022.<br>
                    392: updated every 4 hours.<br>
1.1       deraadt   393: </ul>
1.21      deraadt   394: <p>
                    395: You may want to use `traceroute' to find out which server is nearest you.
1.1       deraadt   396: </dl>
1.18      fn        397: </p>
                    398:
1.1       deraadt   399: <p>
                    400: <strong>IMPORTANT NOTE:</strong>
                    401: There are a few issues relating to cryptographic software that everyone
                    402: should be aware of:
                    403: <ul>
1.20      deraadt   404: <li>The OpenBSD sources are from Canada.
                    405: <a href=http://insight.mcmaster.ca/org/efc/pages/doc/crypto-export.html>It
                    406: is legal to export crypto software from Canada to the world.</a>
1.21      deraadt   407: <p>
1.1       deraadt   408: <li>However, if you are outside the USA or Canada, you should not
1.5       deraadt   409: fetch the cryptographic sections of the OpenBSD sources from an
                    410: anoncvs server located in the USA. The files in question are...
1.1       deraadt   411: <ul>
                    412: <li>src/kerberosIV/*
                    413: <li>src/lib/libc/crypt/crypt.c
                    414: <li>src/lib/libc/crypt/morecrypt.c
                    415: </ul>
                    416: Because of the USA ITAR munitions list,
                    417: crypto software may only be exported to Canada from the USA.
1.21      deraadt   418: <p>
1.58      deraadt   419: <li>The OpenBSD project is looking for more anoncvs servers -- read
                    420: on to find out how you can help.
1.1       deraadt   421: </ul>
1.18      fn        422: </p>
                    423:
1.1       deraadt   424: <p>
1.5       deraadt   425: A sample use of an anoncvs CVS server would be:
1.1       deraadt   426: <pre>
1.12      deraadt   427: % setenv CVSROOT anoncvs@anoncvs.usa.openbsd.org:/cvs
1.1       deraadt   428: % cd /tmp
1.58      deraadt   429: % cvs get src/sys/arch/sparc
1.1       deraadt   430: [copies the files from the repository to your machine]
1.58      deraadt   431: % cvs log src/sys/arch/sparc/sparc/locore.s
1.1       deraadt   432: [shows the commit log for the chosen file ]
1.58      deraadt   433: % cvs diff -bc -r1.1 -r1.5 src/sys/arch/sparc/sparc/locore.s
1.1       deraadt   434: [shows the changes between revisions 1.1 and rev 1.5]
                    435: </pre>
1.18      fn        436: </p>
                    437:
                    438: <p>
1.44      deraadt   439: Here is how someone using anoncvs regularily would update his
                    440: source tree:
                    441: <pre>
                    442: # setenv CVSROOT anoncvs@anoncvs.usa.openbsd.org:/cvs
                    443: # cd /usr
                    444: # cvs -q get -PA src
                    445: </pre>
                    446: or similarily later on he might try
                    447: <pre>
                    448: # cd /usr/src
                    449: # cvs -q up -PAd
                    450: </pre>
1.58      deraadt   451: Everytime you ran this it would syncronize your /usr/src tree. It would
                    452: not destroy any of your local changes, rather it would attempt to merge
                    453: changes in. If you use obj directories (not obj symbolic links) you may
                    454: wish to append "-I obj" to the cvs command line, this will keep cvs from
                    455: spitting out a warning about all the obj directories it is going to
                    456: encounter which are not in the repository.
1.44      deraadt   457: </p>
                    458:
                    459: <p>
1.1       deraadt   460: The CVS man page (included with the CVS sources) has much more
1.18      fn        461: information about how CVS can be used.
                    462: </p>
                    463:
1.1       deraadt   464: <p>
                    465: The anoncvs service gives fledgling developers a chance to learn CVS
                    466: operation and get thoroughly involved in the development process
                    467: before getting "commit" access -- as a result of showing useful
                    468: skills and high quality results they will naturally later be given
1.18      fn        469: developer access.  As well, people providing patches can create
                    470: their "diff"s relative to the CVS tree, which will ease integration.
                    471: </p>
                    472:
                    473: <p>
                    474: The CVS client uses rsh to talk to the CVS server.  If some local
                    475: security measure like a firewall (or imperfect protocol emulators
                    476: like slirp) prevents you from using rsh, you may be able to use
1.58      deraadt   477: <a href=http://www.cs.hut.fi/ssh>ssh</a> instead.  In this case,
                    478: one sets the environment variable <strong>CVS_RSH</strong> to point
                    479: to ssh (typically <strong>/usr/local/bin/ssh</strong>). To reduce the
                    480: performance hit the anoncvs server would take it is recommended (and
                    481: requested) that you disable encryption.  If your local site prevents
                    482: you from connecting out to port 22 (which ssh defaults to using) use
                    483: port 2022.
1.18      fn        484: </p>
1.5       deraadt   485:
                    486: <p>
1.1       deraadt   487: Do not be tempted to turn on compression since CVS already compresses.
                    488: Use something like the following in your <strong>$HOME/.ssh/config</strong>
                    489: file.
1.18      fn        490: </p>
1.1       deraadt   491: <pre>
1.12      deraadt   492:        Host anoncvs.usa.openbsd.org
1.1       deraadt   493:            Cipher none
                    494:            Port 2022
                    495: </pre>
1.18      fn        496:
                    497: <p>
1.71      deraadt   498: CVS is a little noisy starting up; to quiet it a bit you may want to
                    499: do this:
                    500: <pre>
                    501: setenv CVS_CLIENT_PORT -1
                    502: </pre>
                    503: </p>
                    504:
                    505: <p>
1.18      fn        506: If you wish to be a new anoncvs mirror site, please contact the anoncvs
                    507: <a href=mailto:deraadt@theos.com>maintainer</a>.
1.16      deraadt   508: Anoncvs mirrors require about 300MB of disk, and use up to 4MB of swap
1.1       deraadt   509: per anoncvs user (assuming the user does a large operation; while smaller
                    510: operations use fewer resources, anoncvs still makes much more of an
1.18      fn        511: impact than ftp or sup).  Such anoncvs machines should have excellent
                    512: network connectivity for the area they are expected to serve.  A
                    513: <a href=anoncvs.shar>document</a>
                    514: which describes the setup of anoncvs servers is available.
                    515: </p>
1.1       deraadt   516:
                    517: </dl>
                    518:
                    519: <hr>
                    520: <a href=mailto:www@openbsd.org>www@openbsd.org</a>
1.74    ! deraadt   521: <br><small>$OpenBSD: index.html,v 1.73 1996/08/12 19:56:27 deraadt Exp $</small>
1.18      fn        522:
                    523: </body>
                    524: </html>