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Annotation of src/UPDATING, Revision 1.54

1.54    ! itojun      1: $NetBSD: UPDATING,v 1.53 2002/02/24 01:15:21 matt 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: ^^^^^^^^^^^^^^^
1.54    ! itojun     10: 20020311:
        !            11:        ssh configuration files were moved from /etc to /etc/ssh.  Beware
        !            12:        if you restart your machine from remote.  Note that sshd.conf needs
        !            13:        to be changed (due to the use of "/etc" inside).
        !            14:
        !            15: 20020223:
1.53      matt       16:        Users of the VAX port will need to rebuild and install gas
                     17:        so it deal with the now present register prefix used in all
                     18:        the VAX assembly files.
                     19:
1.50      itojun     20: 20020118:
                     21:
                     22:        ntpd user/group has been added.  Need to hand add this in or builds
                     23:        will break as mtree aborts early.
                     24:
                     25:        Add the following into /etc/group:
                     26:
                     27:        ntpd:*:15:
                     28:
                     29:        and the following to /etc/master.passwd (via vipw):
                     30:
                     31:        ntpd:*:15:15::0:0:Ntpd pseudo-user:/var/chroot/ntpd:/sbin/nologin
                     32:
1.49      jmc        33: 20011207:
                     34:
                     35:        If you're attempting to build a snapshot on sparc64 and are getting
                     36:        reloc errors from the toolchain groff binary this means your native
                     37:        toolchain has some broken C++ bits.
                     38:
                     39:        To fix:
                     40:
                     41:        Build a new toolchain (i.e. build.sh -t)
                     42:        Use the new toolchain to build and install natively (i.e. /usr/lib)
                     43:
                     44:        gnu/lib/libgcc
1.51      pooka      45:        gnu/lib/libstdc++
1.49      jmc        46:
                     47:        After this a snapshot will be able to be built.
                     48:
1.47      jmc        49: 20011201:
                     50:        In order for a sparc64 build to work you must have a working awk. If
                     51:        you've built and installed a system with the new toolchain up to this
1.52      wiz        52:        point you do not have a working awk as its ability to do floating
1.47      jmc        53:        point is broken.
                     54:
                     55:        To build:
                     56:
                     57:        remake and install gnu/lib/libgcc
                     58:        remake and install gnu/usr.bin/gawk into /usr/bin (make sure it links
1.48      jmc        59:        against the new libgcc.a)
1.47      jmc        60:
1.46      thorpej    61: 20011128:
                     62:        Kernel config information was changed to use defflag in
                     63:        the various "files" files.  Bug fixes to config(8) are
                     64:        required in order for this to work properly.  Make sure
                     65:        to build and install in usr.sbin/config before attempting
                     66:        to build a new kernel.
                     67:
1.45      yamt       68: 20011030:
                     69:        libc/locale/wcstod.c now needs new lint(1). Update lint(1)
                     70:        before building libc.
1.43      mason      71:
1.44      tv         72: 20011029:
                     73:        The new document BUILDING.mdoc (view with nroff | more, or
                     74:        see pre-generated .txt and .html versions) describes the build
                     75:        procedure in great detail.  BUILDING, and the USE_NEW_TOOLCHAIN
                     76:        build process, are intended in the long run to replace this
                     77:        manual update log.
                     78:
                     79:        Users building a USE_NEW_TOOLCHAIN system should read the
                     80:        BUILDING document for caveats.  Generally, BUILDING supersedes
                     81:        UPDATING for these systems, as tool updating is taken care of
                     82:        by the new build system.
1.42      perry      83:
                     84: 20011028:
                     85:        src/etc/Makefile now needs install to be able to handle
                     86:        symlinks that point to nowhere. A bug in install that
                     87:        prevented this was corrected.
                     88:
                     89:        Solution: update and reinstall usr.bin/xinstall
                     90:        Better Solution: Use the new toolchain and it will just work
                     91:        for you.
1.40      lukem      92:
                     93: 20011006:
                     94:        /etc/mtree/NetBSD.dist has been updated to take advantage of
                     95:        absolute path support added to mtree(8). Older mtree(8)s don't
                     96:        understand the format.
                     97:
                     98:        Solution: update and reinstall usr.sbin/mtree
1.39      jmc        99:
                    100: 20011004:
                    101:        Crunchgen has been updated to work via reach-over makefiles. Updating
                    102:        is suggested before running a snapshot build
1.36      tv        103:
1.35      thorpej   104: 20010915:
                    105:        The new "ubcperf" code committed by Chuck Silvers removed
                    106:        a header file, uvm/uvm_vnode.h.  There may be stale .depend
                    107:        files that still reference this file.
                    108:
                    109:        Solution: "make cleandir && make dependall" in affected
                    110:        directories.
1.31      enami     111:
                    112: 20010803:
                    113:        grep.info is now built from grep.texi using makeinfo.  Since it
                    114:        requires makeinfo v4.0, you need to install new texinfo before
                    115:        building gnu/usr.bin/grep.  To install new texinfo, please follow
                    116:        the instruction described in 20010726 entry.
1.30      enami     117:
                    118: 20010803:
1.41      wiz       119:        (i386 only): i386 kernel now uses new instructions like
                    120:         `fxsave' which old gas doesn't understand.  To build the
1.52      wiz       121:        kernel successfully, you need to build and install new gas
1.41      wiz       122:        (gnu/usr.bin/gas.new), or (temporarily) comment out
                    123:        "options I686_CPU" from your kernel configuration until you
                    124:        rebuilt your userland (and got a new gas).
1.29      bjh21     125:
                    126: 20010731:
                    127:        Bootloader update on ELF platforms.  DDB in kernels from before
                    128:        this will be unable to read symbol tables provided by newer
                    129:        bootloaders.
1.27      assar     130:
                    131: 20010726:
                    132:        Texinfo was updated to 4.0.  To avoid failures when trying to
1.28      assar     133:        build the included texinfo files, do:
                    134:
                    135:        cd src/gnu/usr.bin/texinfo
                    136:        make MKINFO=no dependall install
1.25      thorpej   137:
                    138: 20010718:
                    139:        Enabled correct .init/.fini processing in crt0.  The way this
                    140:        was done was to change a -I directive to cc(1), which means
                    141:        make(1) will have a stale dependency (it will be checking the
                    142:        timestamp on the wrong "dot_init.h").
                    143:
                    144:        The symptom you will see is that new programs die with SIGSEGV
                    145:        if you have a stale dependency.
                    146:
                    147:        Solution: "make cleandir" in both lib/csu and libexec/ld.elf_so
                    148:        before starting your build.
1.26      thorpej   149:
                    150: 20010628:
                    151:        A construct was added to uvm_page.h that uncovered a bug
                    152:        in lint(1).  If you get a warning/error about a non-portable
                    153:        bitfield, update your lint(1) before proceeding.
1.21      jmc       154:
                    155: 20010226:
1.22      jmc       156:        Added named user/group to system. Need to hand add this in or builds
1.21      jmc       157:        will break as mtree aborts early.
                    158:
                    159:        To work around add by hand:
                    160:
                    161:        named:*:14:
                    162:
1.22      jmc       163:        to /etc/group and add:
                    164:
                    165:        named:*:14:14::0:0:Named pseudo-user:/var/named:/sbin/nologin
                    166:
                    167:        to master.passwd (use vipw for instance if doing by hand).
                    168:
                    169:        Now a make build should progress.
1.18      jmc       170:
                    171: 20010219:
1.52      wiz       172:        get/setprogname() added. Any hostprogs that may use this will need
1.20      jmc       173:         to be bootstrapped manually until the host system is current.
1.18      jmc       174:
                    175:         Known problems: sys/arch/macppc/stand/fixcoff
1.19      cgd       176:                        usr.sbin/config (adding -DMAKE_BOOTSTRAP to
                    177:                          CFLAGS and rebuilding should work)
1.20      jmc       178:                        usr.sbin/mdsetimage - Build a static copy if
                    179:                          building a snapshot before fully bootstrapped.
1.15      christos  180:
                    181: 20010204:
                    182:        prepare the code to compile with stricter gcc flags. in
                    183:        particular start eliminating redundant declarations. Yacc
                    184:        needs to be installed before make build.
1.10      christos  185:
                    186: 20010114:
                    187:        introduce .if commands(target) in make(1). You need to
                    188:        bring everything up-to-date first, then without installing
1.23      tron      189:        anything make and install in usr.bin/make, then proceed
1.10      christos  190:        with make build.
1.9       sommerfe  191:
                    192: 20010101:
                    193:        bsd.subdir.mk committed 20001230 had a bug which caused
                    194:        afterinstall targets to run too soon; update again.
1.8       sommerfe  195:
                    196: 20001230:
                    197:        New share/mk files needed to support .WAIT in SUBDIR variables.
                    198:        If you get make errors,
                    199:                (cd share/mk; make install)
                    200:        Also, PRINTOBJDIR has changed and is now used more heavily.
1.6       ad        201:
                    202: 20001019:
1.7       ad        203:        The `ca' device driver has been replaced by `ld'; although the
1.6       ad        204:        major and minor numbers haven't changed, you should update your /dev
                    205:        directory.
1.1       abs       206:
1.4       itojun    207: 20000929:
                    208:        The following make directives are obsoleted.
                    209:        MKCRYPTO_RSA NOCRYPTO_RSA NOCRYPTO_RC5 NOCRYPTO_IDEA
                    210:        By default, RSA is built into libcrypto.  IDEA and RC5 will not be
1.16      wiz       211:        built into libcrypto.  By using MKCRYPTO_{RC5,IDEA}, you can build
1.4       itojun    212:        additional library libcrypto_{idea,rc5}.
1.1       abs       213:
                    214:
                    215: Hints for a more successful build:
                    216: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
1.2       mrg       217:     Build a new kernel first:
                    218:        This makes sure that any new system calls or features
                    219:           expected by the new userland will be present.  This
                    220:           helps to avoid critical errors when upgrading.
1.1       abs       221:     Use object directories:
                    222:        This helps to keep stale object
                    223:           files from polluting the build if a Makefile "forgets"
                    224:           about one.  It also makes it easier to clean up after
                    225:           a build.  It's also necessary if you want to use the
                    226:           same source tree for multiple machines.
                    227:           To use object directories:
                    228:            a) cd /usr/src ; make cleandir
1.2       mrg       229:            b) Add "OBJMACHINE=yes" to /etc/mk.conf
                    230:            c) Add "MKOBJDIRS=yes" to /etc/mk.conf
1.1       abs       231:            d) cd /usr/src ; make build
1.2       mrg       232:           Note that running "make obj" in a directory will create
                    233:           in obj.$MACHINE directory.
1.1       abs       234:     Build to a DESTDIR:
                    235:        This helps to keep old
                    236:           installed files (especially libraries) from interfering
                    237:           with the new build.
                    238:           To build to a DESTDIR, set the DESTDIR environment
1.2       mrg       239:           variable before running make build.  It should be set to
                    240:           the pathname of an initially empty directory.
1.1       abs       241:           Problems: you might need to update critical utilities
                    242:                without using DESTDIR since nothing is executed
                    243:                from what is installed in DESTDIR.
                    244:                (See critical utils, below)
                    245:     Build often:
                    246:        This keeps critical utilities current enough to not choke
                    247:        on any other part of the source tree that depends on up to
                    248:        date functionality.
                    249:
                    250: What to do if things don't work:
                    251: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    252: When things don't work there is usually a few things that commonly
                    253: should be done.
                    254:     1) make includes
                    255:        This should be done automatically by make build.
                    256:     2)  cd share/mk && make install
                    257:        Again, automatically done by make build.
                    258:
                    259: Failsafe rebuild of a small part of the tree:
                    260: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    261: To make sure you rebuild something correctly you want to do
                    262: something like the following:
                    263:     1)  Make sure the includes and .mk files are up to date.
                    264:     2)  Make sure any program used to build the particular
                    265:        utility is up to date.  (yacc, lex, etc...)
                    266:     3)  cd ...path/to/util...
                    267:        make cleandir
                    268:        rm ...all obj directories...
                    269:        make cleandir                   # yes, again
                    270:        make obj
                    271:        make depend && make
                    272:
                    273: Failsafe rebuild of the entire tree:
                    274: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    275: If you really want to make sure the source tree is clean and
1.2       mrg       276: ready for a build try the following.  Note that sourcing /etc/mk.conf
                    277: (a make(1) Makefile) in this manner is not right, and will not work
                    278: for anyone who uses any make(1) features in /etc/mk.conf.
1.1       abs       279:
                    280: ---cut here---
                    281: #!/bin/sh
                    282: . /etc/mk.conf
                    283:
                    284: if [ -z $BSDSRCDIR ] ; then
                    285:     BSDSRCDIR=/usr/src
                    286: fi
                    287: if [ \! -d $BSDSRCDIR ] ; then
                    288:     echo Unable to find sources
                    289:     exit 1
                    290: fi
                    291: find $BSDSRCDIR -name \*.o -o -name obj.\* -o -name obj -exec rm \{\} \;
                    292:
                    293: if [ -z $BSDOBJDIR ] ; then
                    294:     BSDOBJDIR=/usr/obj
                    295: fi
                    296: if [ -d $BSDOBJDIR ] ; then
                    297:     rm -rf $BSDOBJDIR
                    298: fi
                    299:
                    300: cd $BSDSRCDIR && make cleandir
                    301:
                    302: ---cut here---
                    303:
                    304: Critical utilities:
                    305: ^^^^^^^^^^^^^^^^^^^
                    306:        gnu/usr.bin/egcs
1.3       itojun    307:        usr.bin/compile_et
1.1       abs       308:        usr.bin/make
                    309:        usr.bin/yacc
                    310:        usr.bin/lex
1.11      lukem     311:        usr.bin/xlint
1.2       mrg       312:        usr.sbin/config
1.1       abs       313:
1.34      simonb    314: Other problems and possible solutions:
1.1       abs       315: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    316: Symptom:Unreasonable compiler errors.
                    317: Fix:   Rebuild gnu/usr.bin/egcs
                    318:
                    319: Symptom:Complaints involving a Makefile.
1.17      erh       320: Fix:   Rebuild usr.bin/make:
                    321:        cd usr.bin/make && make && make install
                    322:         Or, a failsafe method if that doesn't work:
                    323:        cd usr.bin/make && cc *.c */*.c -I . -o make && mv make /usr/bin
                    324:
1.1       abs       325: Fix:   Make sure .mk files are up to date.
                    326:        cd share/mk && make install
1.2       mrg       327:
                    328: Symptom:Kernel `config' fails to configure any kernel, including GENERIC.
                    329: Fix:   Rebuild usr.sbin/config
1.1       abs       330:
                    331: Symptom:
                    332: Fix:   Rebuild usr.bin/yacc
                    333:
                    334: Symptom:
                    335: Fix:   Rebuild usr.bin/lex
                    336:
                    337: Symptom:
                    338: Fix:   rm /usr/lib/libbfd.a
1.4       itojun    339:
                    340: Symptom:Obsolete intermediate files are used during compilation
                    341: Fix:   Try the following sequence of commands in the directory in question.
                    342:        make cleandir; rm `make print-objdir`; make cleandir; make obj
                    343:        (If you built the tree without "make obj" in the past, obsolete files
                    344:        may remain.  The command tries to clean everything up)
1.5       wiz       345:
                    346: Symptom:.../sysinst/run.c:xx: warning: initialization from incompatible pointer type
                    347: Fix:   Rebuild and install usr.bin/menuc
1.12      itojun    348:
                    349: Symptom:mklocale not found during build in share/locale/ctype
                    350: Fix:   Build and install usr.bin/mklocale
1.13      dogcow    351:
                    352: Symptom:undefined reference to `__assert13'
                    353: Fix:    Rebuild and install lib/libc
                    354:
1.19      cgd       355: Symptom:usr.sbin/config fails to build.
                    356: Fix:   Try building with -DMAKE_BOOTSTRAP added to CFLAGS in Makefile.
1.13      dogcow    357:
1.19      cgd       358: Symptom:undefined reference to `getprogname' or `setprogname'
                    359: Fix:    Rebuild and install lib/libc
1.24      abs       360:
                    361: Symptom:lint does not understand the '-X' option
                    362: Fix:    May need to build & install libs with NOLINT=1 before rebuilding lint

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