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Annotation of src/UPDATING, Revision 1.56

1.56    ! lukem       1: $NetBSD: UPDATING,v 1.55 2002/03/19 01:23:32 itojun Exp $
1.1       abs         2:
                      3: This file is intended to be a brief introduction to the build
                      4: process and a reference on what to do if something doesn't work.
                      5:
                      6: For a more detailed description see Makefile.
                      7:
                      8: Recent changes:
                      9: ^^^^^^^^^^^^^^^
1.56    ! lukem      10:
        !            11: 20020320:
        !            12:        <bsd.lib.mk> needs a new install(1) for it's "-a cmd" support.
        !            13:
1.55      itojun     14: 20020319:
                     15:        raw IPv6 socket now makes strict checking for sa_family and sa_len
                     16:        on send(2) operation.  be sure to have sbin/rtsol and usr.sbin/rtsold
                     17:        newer than November 2001 when you upgrade the kernel.
                     18:
1.54      itojun     19: 20020311:
                     20:        ssh configuration files were moved from /etc to /etc/ssh.  Beware
                     21:        if you restart your machine from remote.  Note that sshd.conf needs
                     22:        to be changed (due to the use of "/etc" inside).
                     23:
                     24: 20020223:
1.53      matt       25:        Users of the VAX port will need to rebuild and install gas
                     26:        so it deal with the now present register prefix used in all
                     27:        the VAX assembly files.
                     28:
1.50      itojun     29: 20020118:
                     30:
                     31:        ntpd user/group has been added.  Need to hand add this in or builds
                     32:        will break as mtree aborts early.
                     33:
                     34:        Add the following into /etc/group:
                     35:
                     36:        ntpd:*:15:
                     37:
                     38:        and the following to /etc/master.passwd (via vipw):
                     39:
                     40:        ntpd:*:15:15::0:0:Ntpd pseudo-user:/var/chroot/ntpd:/sbin/nologin
                     41:
1.49      jmc        42: 20011207:
                     43:
                     44:        If you're attempting to build a snapshot on sparc64 and are getting
                     45:        reloc errors from the toolchain groff binary this means your native
                     46:        toolchain has some broken C++ bits.
                     47:
                     48:        To fix:
                     49:
                     50:        Build a new toolchain (i.e. build.sh -t)
                     51:        Use the new toolchain to build and install natively (i.e. /usr/lib)
                     52:
                     53:        gnu/lib/libgcc
1.51      pooka      54:        gnu/lib/libstdc++
1.49      jmc        55:
                     56:        After this a snapshot will be able to be built.
                     57:
1.47      jmc        58: 20011201:
                     59:        In order for a sparc64 build to work you must have a working awk. If
                     60:        you've built and installed a system with the new toolchain up to this
1.52      wiz        61:        point you do not have a working awk as its ability to do floating
1.47      jmc        62:        point is broken.
                     63:
                     64:        To build:
                     65:
                     66:        remake and install gnu/lib/libgcc
                     67:        remake and install gnu/usr.bin/gawk into /usr/bin (make sure it links
1.48      jmc        68:        against the new libgcc.a)
1.47      jmc        69:
1.46      thorpej    70: 20011128:
                     71:        Kernel config information was changed to use defflag in
                     72:        the various "files" files.  Bug fixes to config(8) are
                     73:        required in order for this to work properly.  Make sure
                     74:        to build and install in usr.sbin/config before attempting
                     75:        to build a new kernel.
                     76:
1.45      yamt       77: 20011030:
                     78:        libc/locale/wcstod.c now needs new lint(1). Update lint(1)
                     79:        before building libc.
1.43      mason      80:
1.44      tv         81: 20011029:
                     82:        The new document BUILDING.mdoc (view with nroff | more, or
                     83:        see pre-generated .txt and .html versions) describes the build
                     84:        procedure in great detail.  BUILDING, and the USE_NEW_TOOLCHAIN
                     85:        build process, are intended in the long run to replace this
                     86:        manual update log.
                     87:
                     88:        Users building a USE_NEW_TOOLCHAIN system should read the
                     89:        BUILDING document for caveats.  Generally, BUILDING supersedes
                     90:        UPDATING for these systems, as tool updating is taken care of
                     91:        by the new build system.
1.42      perry      92:
                     93: 20011028:
                     94:        src/etc/Makefile now needs install to be able to handle
                     95:        symlinks that point to nowhere. A bug in install that
                     96:        prevented this was corrected.
                     97:
                     98:        Solution: update and reinstall usr.bin/xinstall
                     99:        Better Solution: Use the new toolchain and it will just work
                    100:        for you.
1.40      lukem     101:
                    102: 20011006:
                    103:        /etc/mtree/NetBSD.dist has been updated to take advantage of
                    104:        absolute path support added to mtree(8). Older mtree(8)s don't
                    105:        understand the format.
                    106:
                    107:        Solution: update and reinstall usr.sbin/mtree
1.39      jmc       108:
                    109: 20011004:
                    110:        Crunchgen has been updated to work via reach-over makefiles. Updating
                    111:        is suggested before running a snapshot build
1.36      tv        112:
1.35      thorpej   113: 20010915:
                    114:        The new "ubcperf" code committed by Chuck Silvers removed
                    115:        a header file, uvm/uvm_vnode.h.  There may be stale .depend
                    116:        files that still reference this file.
                    117:
                    118:        Solution: "make cleandir && make dependall" in affected
                    119:        directories.
1.31      enami     120:
                    121: 20010803:
                    122:        grep.info is now built from grep.texi using makeinfo.  Since it
                    123:        requires makeinfo v4.0, you need to install new texinfo before
                    124:        building gnu/usr.bin/grep.  To install new texinfo, please follow
                    125:        the instruction described in 20010726 entry.
1.30      enami     126:
                    127: 20010803:
1.41      wiz       128:        (i386 only): i386 kernel now uses new instructions like
                    129:         `fxsave' which old gas doesn't understand.  To build the
1.52      wiz       130:        kernel successfully, you need to build and install new gas
1.41      wiz       131:        (gnu/usr.bin/gas.new), or (temporarily) comment out
                    132:        "options I686_CPU" from your kernel configuration until you
                    133:        rebuilt your userland (and got a new gas).
1.29      bjh21     134:
                    135: 20010731:
                    136:        Bootloader update on ELF platforms.  DDB in kernels from before
                    137:        this will be unable to read symbol tables provided by newer
                    138:        bootloaders.
1.27      assar     139:
                    140: 20010726:
                    141:        Texinfo was updated to 4.0.  To avoid failures when trying to
1.28      assar     142:        build the included texinfo files, do:
                    143:
                    144:        cd src/gnu/usr.bin/texinfo
                    145:        make MKINFO=no dependall install
1.25      thorpej   146:
                    147: 20010718:
                    148:        Enabled correct .init/.fini processing in crt0.  The way this
                    149:        was done was to change a -I directive to cc(1), which means
                    150:        make(1) will have a stale dependency (it will be checking the
                    151:        timestamp on the wrong "dot_init.h").
                    152:
                    153:        The symptom you will see is that new programs die with SIGSEGV
                    154:        if you have a stale dependency.
                    155:
                    156:        Solution: "make cleandir" in both lib/csu and libexec/ld.elf_so
                    157:        before starting your build.
1.26      thorpej   158:
                    159: 20010628:
                    160:        A construct was added to uvm_page.h that uncovered a bug
                    161:        in lint(1).  If you get a warning/error about a non-portable
                    162:        bitfield, update your lint(1) before proceeding.
1.21      jmc       163:
                    164: 20010226:
1.22      jmc       165:        Added named user/group to system. Need to hand add this in or builds
1.21      jmc       166:        will break as mtree aborts early.
                    167:
                    168:        To work around add by hand:
                    169:
                    170:        named:*:14:
                    171:
1.22      jmc       172:        to /etc/group and add:
                    173:
                    174:        named:*:14:14::0:0:Named pseudo-user:/var/named:/sbin/nologin
                    175:
                    176:        to master.passwd (use vipw for instance if doing by hand).
                    177:
                    178:        Now a make build should progress.
1.18      jmc       179:
                    180: 20010219:
1.52      wiz       181:        get/setprogname() added. Any hostprogs that may use this will need
1.20      jmc       182:         to be bootstrapped manually until the host system is current.
1.18      jmc       183:
                    184:         Known problems: sys/arch/macppc/stand/fixcoff
1.19      cgd       185:                        usr.sbin/config (adding -DMAKE_BOOTSTRAP to
                    186:                          CFLAGS and rebuilding should work)
1.20      jmc       187:                        usr.sbin/mdsetimage - Build a static copy if
                    188:                          building a snapshot before fully bootstrapped.
1.15      christos  189:
                    190: 20010204:
                    191:        prepare the code to compile with stricter gcc flags. in
                    192:        particular start eliminating redundant declarations. Yacc
                    193:        needs to be installed before make build.
1.10      christos  194:
                    195: 20010114:
                    196:        introduce .if commands(target) in make(1). You need to
                    197:        bring everything up-to-date first, then without installing
1.23      tron      198:        anything make and install in usr.bin/make, then proceed
1.10      christos  199:        with make build.
1.9       sommerfe  200:
                    201: 20010101:
                    202:        bsd.subdir.mk committed 20001230 had a bug which caused
                    203:        afterinstall targets to run too soon; update again.
1.8       sommerfe  204:
                    205: 20001230:
                    206:        New share/mk files needed to support .WAIT in SUBDIR variables.
                    207:        If you get make errors,
                    208:                (cd share/mk; make install)
                    209:        Also, PRINTOBJDIR has changed and is now used more heavily.
1.6       ad        210:
                    211: 20001019:
1.7       ad        212:        The `ca' device driver has been replaced by `ld'; although the
1.6       ad        213:        major and minor numbers haven't changed, you should update your /dev
                    214:        directory.
1.1       abs       215:
1.4       itojun    216: 20000929:
                    217:        The following make directives are obsoleted.
                    218:        MKCRYPTO_RSA NOCRYPTO_RSA NOCRYPTO_RC5 NOCRYPTO_IDEA
                    219:        By default, RSA is built into libcrypto.  IDEA and RC5 will not be
1.16      wiz       220:        built into libcrypto.  By using MKCRYPTO_{RC5,IDEA}, you can build
1.4       itojun    221:        additional library libcrypto_{idea,rc5}.
1.1       abs       222:
                    223:
                    224: Hints for a more successful build:
                    225: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
1.2       mrg       226:     Build a new kernel first:
                    227:        This makes sure that any new system calls or features
                    228:           expected by the new userland will be present.  This
                    229:           helps to avoid critical errors when upgrading.
1.1       abs       230:     Use object directories:
                    231:        This helps to keep stale object
                    232:           files from polluting the build if a Makefile "forgets"
                    233:           about one.  It also makes it easier to clean up after
                    234:           a build.  It's also necessary if you want to use the
                    235:           same source tree for multiple machines.
                    236:           To use object directories:
                    237:            a) cd /usr/src ; make cleandir
1.2       mrg       238:            b) Add "OBJMACHINE=yes" to /etc/mk.conf
                    239:            c) Add "MKOBJDIRS=yes" to /etc/mk.conf
1.1       abs       240:            d) cd /usr/src ; make build
1.2       mrg       241:           Note that running "make obj" in a directory will create
                    242:           in obj.$MACHINE directory.
1.1       abs       243:     Build to a DESTDIR:
                    244:        This helps to keep old
                    245:           installed files (especially libraries) from interfering
                    246:           with the new build.
                    247:           To build to a DESTDIR, set the DESTDIR environment
1.2       mrg       248:           variable before running make build.  It should be set to
                    249:           the pathname of an initially empty directory.
1.1       abs       250:           Problems: you might need to update critical utilities
                    251:                without using DESTDIR since nothing is executed
                    252:                from what is installed in DESTDIR.
                    253:                (See critical utils, below)
                    254:     Build often:
                    255:        This keeps critical utilities current enough to not choke
                    256:        on any other part of the source tree that depends on up to
                    257:        date functionality.
                    258:
                    259: What to do if things don't work:
                    260: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    261: When things don't work there is usually a few things that commonly
                    262: should be done.
                    263:     1) make includes
                    264:        This should be done automatically by make build.
                    265:     2)  cd share/mk && make install
                    266:        Again, automatically done by make build.
                    267:
                    268: Failsafe rebuild of a small part of the tree:
                    269: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    270: To make sure you rebuild something correctly you want to do
                    271: something like the following:
                    272:     1)  Make sure the includes and .mk files are up to date.
                    273:     2)  Make sure any program used to build the particular
                    274:        utility is up to date.  (yacc, lex, etc...)
                    275:     3)  cd ...path/to/util...
                    276:        make cleandir
                    277:        rm ...all obj directories...
                    278:        make cleandir                   # yes, again
                    279:        make obj
                    280:        make depend && make
                    281:
                    282: Failsafe rebuild of the entire tree:
                    283: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    284: If you really want to make sure the source tree is clean and
1.2       mrg       285: ready for a build try the following.  Note that sourcing /etc/mk.conf
                    286: (a make(1) Makefile) in this manner is not right, and will not work
                    287: for anyone who uses any make(1) features in /etc/mk.conf.
1.1       abs       288:
                    289: ---cut here---
                    290: #!/bin/sh
                    291: . /etc/mk.conf
                    292:
                    293: if [ -z $BSDSRCDIR ] ; then
                    294:     BSDSRCDIR=/usr/src
                    295: fi
                    296: if [ \! -d $BSDSRCDIR ] ; then
                    297:     echo Unable to find sources
                    298:     exit 1
                    299: fi
                    300: find $BSDSRCDIR -name \*.o -o -name obj.\* -o -name obj -exec rm \{\} \;
                    301:
                    302: if [ -z $BSDOBJDIR ] ; then
                    303:     BSDOBJDIR=/usr/obj
                    304: fi
                    305: if [ -d $BSDOBJDIR ] ; then
                    306:     rm -rf $BSDOBJDIR
                    307: fi
                    308:
                    309: cd $BSDSRCDIR && make cleandir
                    310:
                    311: ---cut here---
                    312:
                    313: Critical utilities:
                    314: ^^^^^^^^^^^^^^^^^^^
                    315:        gnu/usr.bin/egcs
1.3       itojun    316:        usr.bin/compile_et
1.1       abs       317:        usr.bin/make
                    318:        usr.bin/yacc
                    319:        usr.bin/lex
1.11      lukem     320:        usr.bin/xlint
1.2       mrg       321:        usr.sbin/config
1.1       abs       322:
1.34      simonb    323: Other problems and possible solutions:
1.1       abs       324: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    325: Symptom:Unreasonable compiler errors.
                    326: Fix:   Rebuild gnu/usr.bin/egcs
                    327:
                    328: Symptom:Complaints involving a Makefile.
1.17      erh       329: Fix:   Rebuild usr.bin/make:
                    330:        cd usr.bin/make && make && make install
                    331:         Or, a failsafe method if that doesn't work:
                    332:        cd usr.bin/make && cc *.c */*.c -I . -o make && mv make /usr/bin
                    333:
1.1       abs       334: Fix:   Make sure .mk files are up to date.
                    335:        cd share/mk && make install
1.2       mrg       336:
                    337: Symptom:Kernel `config' fails to configure any kernel, including GENERIC.
                    338: Fix:   Rebuild usr.sbin/config
1.1       abs       339:
                    340: Symptom:
                    341: Fix:   Rebuild usr.bin/yacc
                    342:
                    343: Symptom:
                    344: Fix:   Rebuild usr.bin/lex
                    345:
                    346: Symptom:
                    347: Fix:   rm /usr/lib/libbfd.a
1.4       itojun    348:
                    349: Symptom:Obsolete intermediate files are used during compilation
                    350: Fix:   Try the following sequence of commands in the directory in question.
                    351:        make cleandir; rm `make print-objdir`; make cleandir; make obj
                    352:        (If you built the tree without "make obj" in the past, obsolete files
                    353:        may remain.  The command tries to clean everything up)
1.5       wiz       354:
                    355: Symptom:.../sysinst/run.c:xx: warning: initialization from incompatible pointer type
                    356: Fix:   Rebuild and install usr.bin/menuc
1.12      itojun    357:
                    358: Symptom:mklocale not found during build in share/locale/ctype
                    359: Fix:   Build and install usr.bin/mklocale
1.13      dogcow    360:
                    361: Symptom:undefined reference to `__assert13'
                    362: Fix:    Rebuild and install lib/libc
                    363:
1.19      cgd       364: Symptom:usr.sbin/config fails to build.
                    365: Fix:   Try building with -DMAKE_BOOTSTRAP added to CFLAGS in Makefile.
1.13      dogcow    366:
1.19      cgd       367: Symptom:undefined reference to `getprogname' or `setprogname'
                    368: Fix:    Rebuild and install lib/libc
1.24      abs       369:
                    370: Symptom:lint does not understand the '-X' option
                    371: Fix:    May need to build & install libs with NOLINT=1 before rebuilding lint

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