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Annotation of src/UPDATING, Revision 1.51

1.51    ! pooka       1: $NetBSD: UPDATING,v 1.50 2002/01/30 06:54:56 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: ^^^^^^^^^^^^^^^
1.50      itojun     10: 20020118:
                     11:
                     12:        ntpd user/group has been added.  Need to hand add this in or builds
                     13:        will break as mtree aborts early.
                     14:
                     15:        Add the following into /etc/group:
                     16:
                     17:        ntpd:*:15:
                     18:
                     19:        and the following to /etc/master.passwd (via vipw):
                     20:
                     21:        ntpd:*:15:15::0:0:Ntpd pseudo-user:/var/chroot/ntpd:/sbin/nologin
                     22:
1.49      jmc        23: 20011207:
                     24:
                     25:        If you're attempting to build a snapshot on sparc64 and are getting
                     26:        reloc errors from the toolchain groff binary this means your native
                     27:        toolchain has some broken C++ bits.
                     28:
                     29:        To fix:
                     30:
                     31:        Build a new toolchain (i.e. build.sh -t)
                     32:        Use the new toolchain to build and install natively (i.e. /usr/lib)
                     33:
                     34:        gnu/lib/libgcc
1.51    ! pooka      35:        gnu/lib/libstdc++
1.49      jmc        36:
                     37:        After this a snapshot will be able to be built.
                     38:
1.47      jmc        39: 20011201:
                     40:        In order for a sparc64 build to work you must have a working awk. If
                     41:        you've built and installed a system with the new toolchain up to this
                     42:        point you do not have a working awk as it's abililty to do floating
                     43:        point is broken.
                     44:
                     45:        To build:
                     46:
                     47:        remake and install gnu/lib/libgcc
                     48:        remake and install gnu/usr.bin/gawk into /usr/bin (make sure it links
1.48      jmc        49:        against the new libgcc.a)
1.47      jmc        50:
1.46      thorpej    51: 20011128:
                     52:        Kernel config information was changed to use defflag in
                     53:        the various "files" files.  Bug fixes to config(8) are
                     54:        required in order for this to work properly.  Make sure
                     55:        to build and install in usr.sbin/config before attempting
                     56:        to build a new kernel.
                     57:
1.45      yamt       58: 20011030:
                     59:        libc/locale/wcstod.c now needs new lint(1). Update lint(1)
                     60:        before building libc.
1.43      mason      61:
1.44      tv         62: 20011029:
                     63:        The new document BUILDING.mdoc (view with nroff | more, or
                     64:        see pre-generated .txt and .html versions) describes the build
                     65:        procedure in great detail.  BUILDING, and the USE_NEW_TOOLCHAIN
                     66:        build process, are intended in the long run to replace this
                     67:        manual update log.
                     68:
                     69:        Users building a USE_NEW_TOOLCHAIN system should read the
                     70:        BUILDING document for caveats.  Generally, BUILDING supersedes
                     71:        UPDATING for these systems, as tool updating is taken care of
                     72:        by the new build system.
1.42      perry      73:
                     74: 20011028:
                     75:        src/etc/Makefile now needs install to be able to handle
                     76:        symlinks that point to nowhere. A bug in install that
                     77:        prevented this was corrected.
                     78:
                     79:        Solution: update and reinstall usr.bin/xinstall
                     80:        Better Solution: Use the new toolchain and it will just work
                     81:        for you.
1.40      lukem      82:
                     83: 20011006:
                     84:        /etc/mtree/NetBSD.dist has been updated to take advantage of
                     85:        absolute path support added to mtree(8). Older mtree(8)s don't
                     86:        understand the format.
                     87:
                     88:        Solution: update and reinstall usr.sbin/mtree
1.39      jmc        89:
                     90: 20011004:
                     91:        Crunchgen has been updated to work via reach-over makefiles. Updating
                     92:        is suggested before running a snapshot build
1.36      tv         93:
1.35      thorpej    94: 20010915:
                     95:        The new "ubcperf" code committed by Chuck Silvers removed
                     96:        a header file, uvm/uvm_vnode.h.  There may be stale .depend
                     97:        files that still reference this file.
                     98:
                     99:        Solution: "make cleandir && make dependall" in affected
                    100:        directories.
1.31      enami     101:
                    102: 20010803:
                    103:        grep.info is now built from grep.texi using makeinfo.  Since it
                    104:        requires makeinfo v4.0, you need to install new texinfo before
                    105:        building gnu/usr.bin/grep.  To install new texinfo, please follow
                    106:        the instruction described in 20010726 entry.
1.30      enami     107:
                    108: 20010803:
1.41      wiz       109:        (i386 only): i386 kernel now uses new instructions like
                    110:         `fxsave' which old gas doesn't understand.  To build the
                    111:        kernel successfuly, you need to build and install new gas
                    112:        (gnu/usr.bin/gas.new), or (temporarily) comment out
                    113:        "options I686_CPU" from your kernel configuration until you
                    114:        rebuilt your userland (and got a new gas).
1.29      bjh21     115:
                    116: 20010731:
                    117:        Bootloader update on ELF platforms.  DDB in kernels from before
                    118:        this will be unable to read symbol tables provided by newer
                    119:        bootloaders.
1.27      assar     120:
                    121: 20010726:
                    122:        Texinfo was updated to 4.0.  To avoid failures when trying to
1.28      assar     123:        build the included texinfo files, do:
                    124:
                    125:        cd src/gnu/usr.bin/texinfo
                    126:        make MKINFO=no dependall install
1.25      thorpej   127:
                    128: 20010718:
                    129:        Enabled correct .init/.fini processing in crt0.  The way this
                    130:        was done was to change a -I directive to cc(1), which means
                    131:        make(1) will have a stale dependency (it will be checking the
                    132:        timestamp on the wrong "dot_init.h").
                    133:
                    134:        The symptom you will see is that new programs die with SIGSEGV
                    135:        if you have a stale dependency.
                    136:
                    137:        Solution: "make cleandir" in both lib/csu and libexec/ld.elf_so
                    138:        before starting your build.
1.26      thorpej   139:
                    140: 20010628:
                    141:        A construct was added to uvm_page.h that uncovered a bug
                    142:        in lint(1).  If you get a warning/error about a non-portable
                    143:        bitfield, update your lint(1) before proceeding.
1.21      jmc       144:
                    145: 20010226:
1.22      jmc       146:        Added named user/group to system. Need to hand add this in or builds
1.21      jmc       147:        will break as mtree aborts early.
                    148:
                    149:        To work around add by hand:
                    150:
                    151:        named:*:14:
                    152:
1.22      jmc       153:        to /etc/group and add:
                    154:
                    155:        named:*:14:14::0:0:Named pseudo-user:/var/named:/sbin/nologin
                    156:
                    157:        to master.passwd (use vipw for instance if doing by hand).
                    158:
                    159:        Now a make build should progress.
1.18      jmc       160:
                    161: 20010219:
                    162:        get/setprogname() added. Any hostprog's that may use this will need
1.20      jmc       163:         to be bootstrapped manually until the host system is current.
1.18      jmc       164:
                    165:         Known problems: sys/arch/macppc/stand/fixcoff
1.19      cgd       166:                        usr.sbin/config (adding -DMAKE_BOOTSTRAP to
                    167:                          CFLAGS and rebuilding should work)
1.20      jmc       168:                        usr.sbin/mdsetimage - Build a static copy if
                    169:                          building a snapshot before fully bootstrapped.
1.15      christos  170:
                    171: 20010204:
                    172:        prepare the code to compile with stricter gcc flags. in
                    173:        particular start eliminating redundant declarations. Yacc
                    174:        needs to be installed before make build.
1.10      christos  175:
                    176: 20010114:
                    177:        introduce .if commands(target) in make(1). You need to
                    178:        bring everything up-to-date first, then without installing
1.23      tron      179:        anything make and install in usr.bin/make, then proceed
1.10      christos  180:        with make build.
1.9       sommerfe  181:
                    182: 20010101:
                    183:        bsd.subdir.mk committed 20001230 had a bug which caused
                    184:        afterinstall targets to run too soon; update again.
1.8       sommerfe  185:
                    186: 20001230:
                    187:        New share/mk files needed to support .WAIT in SUBDIR variables.
                    188:        If you get make errors,
                    189:                (cd share/mk; make install)
                    190:        Also, PRINTOBJDIR has changed and is now used more heavily.
1.6       ad        191:
                    192: 20001019:
1.7       ad        193:        The `ca' device driver has been replaced by `ld'; although the
1.6       ad        194:        major and minor numbers haven't changed, you should update your /dev
                    195:        directory.
1.1       abs       196:
1.4       itojun    197: 20000929:
                    198:        The following make directives are obsoleted.
                    199:        MKCRYPTO_RSA NOCRYPTO_RSA NOCRYPTO_RC5 NOCRYPTO_IDEA
                    200:        By default, RSA is built into libcrypto.  IDEA and RC5 will not be
1.16      wiz       201:        built into libcrypto.  By using MKCRYPTO_{RC5,IDEA}, you can build
1.4       itojun    202:        additional library libcrypto_{idea,rc5}.
1.1       abs       203:
                    204:
                    205: Hints for a more successful build:
                    206: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
1.2       mrg       207:     Build a new kernel first:
                    208:        This makes sure that any new system calls or features
                    209:           expected by the new userland will be present.  This
                    210:           helps to avoid critical errors when upgrading.
1.1       abs       211:     Use object directories:
                    212:        This helps to keep stale object
                    213:           files from polluting the build if a Makefile "forgets"
                    214:           about one.  It also makes it easier to clean up after
                    215:           a build.  It's also necessary if you want to use the
                    216:           same source tree for multiple machines.
                    217:           To use object directories:
                    218:            a) cd /usr/src ; make cleandir
1.2       mrg       219:            b) Add "OBJMACHINE=yes" to /etc/mk.conf
                    220:            c) Add "MKOBJDIRS=yes" to /etc/mk.conf
1.1       abs       221:            d) cd /usr/src ; make build
1.2       mrg       222:           Note that running "make obj" in a directory will create
                    223:           in obj.$MACHINE directory.
1.1       abs       224:     Build to a DESTDIR:
                    225:        This helps to keep old
                    226:           installed files (especially libraries) from interfering
                    227:           with the new build.
                    228:           To build to a DESTDIR, set the DESTDIR environment
1.2       mrg       229:           variable before running make build.  It should be set to
                    230:           the pathname of an initially empty directory.
1.1       abs       231:           Problems: you might need to update critical utilities
                    232:                without using DESTDIR since nothing is executed
                    233:                from what is installed in DESTDIR.
                    234:                (See critical utils, below)
                    235:     Build often:
                    236:        This keeps critical utilities current enough to not choke
                    237:        on any other part of the source tree that depends on up to
                    238:        date functionality.
                    239:
                    240: What to do if things don't work:
                    241: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    242: When things don't work there is usually a few things that commonly
                    243: should be done.
                    244:     1) make includes
                    245:        This should be done automatically by make build.
                    246:     2)  cd share/mk && make install
                    247:        Again, automatically done by make build.
                    248:
                    249: Failsafe rebuild of a small part of the tree:
                    250: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    251: To make sure you rebuild something correctly you want to do
                    252: something like the following:
                    253:     1)  Make sure the includes and .mk files are up to date.
                    254:     2)  Make sure any program used to build the particular
                    255:        utility is up to date.  (yacc, lex, etc...)
                    256:     3)  cd ...path/to/util...
                    257:        make cleandir
                    258:        rm ...all obj directories...
                    259:        make cleandir                   # yes, again
                    260:        make obj
                    261:        make depend && make
                    262:
                    263: Failsafe rebuild of the entire tree:
                    264: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    265: If you really want to make sure the source tree is clean and
1.2       mrg       266: ready for a build try the following.  Note that sourcing /etc/mk.conf
                    267: (a make(1) Makefile) in this manner is not right, and will not work
                    268: for anyone who uses any make(1) features in /etc/mk.conf.
1.1       abs       269:
                    270: ---cut here---
                    271: #!/bin/sh
                    272: . /etc/mk.conf
                    273:
                    274: if [ -z $BSDSRCDIR ] ; then
                    275:     BSDSRCDIR=/usr/src
                    276: fi
                    277: if [ \! -d $BSDSRCDIR ] ; then
                    278:     echo Unable to find sources
                    279:     exit 1
                    280: fi
                    281: find $BSDSRCDIR -name \*.o -o -name obj.\* -o -name obj -exec rm \{\} \;
                    282:
                    283: if [ -z $BSDOBJDIR ] ; then
                    284:     BSDOBJDIR=/usr/obj
                    285: fi
                    286: if [ -d $BSDOBJDIR ] ; then
                    287:     rm -rf $BSDOBJDIR
                    288: fi
                    289:
                    290: cd $BSDSRCDIR && make cleandir
                    291:
                    292: ---cut here---
                    293:
                    294: Critical utilities:
                    295: ^^^^^^^^^^^^^^^^^^^
                    296:        gnu/usr.bin/egcs
1.3       itojun    297:        usr.bin/compile_et
1.1       abs       298:        usr.bin/make
                    299:        usr.bin/yacc
                    300:        usr.bin/lex
1.11      lukem     301:        usr.bin/xlint
1.2       mrg       302:        usr.sbin/config
1.1       abs       303:
1.34      simonb    304: Other problems and possible solutions:
1.1       abs       305: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                    306: Symptom:Unreasonable compiler errors.
                    307: Fix:   Rebuild gnu/usr.bin/egcs
                    308:
                    309: Symptom:Complaints involving a Makefile.
1.17      erh       310: Fix:   Rebuild usr.bin/make:
                    311:        cd usr.bin/make && make && make install
                    312:         Or, a failsafe method if that doesn't work:
                    313:        cd usr.bin/make && cc *.c */*.c -I . -o make && mv make /usr/bin
                    314:
1.1       abs       315: Fix:   Make sure .mk files are up to date.
                    316:        cd share/mk && make install
1.2       mrg       317:
                    318: Symptom:Kernel `config' fails to configure any kernel, including GENERIC.
                    319: Fix:   Rebuild usr.sbin/config
1.1       abs       320:
                    321: Symptom:
                    322: Fix:   Rebuild usr.bin/yacc
                    323:
                    324: Symptom:
                    325: Fix:   Rebuild usr.bin/lex
                    326:
                    327: Symptom:
                    328: Fix:   rm /usr/lib/libbfd.a
1.4       itojun    329:
                    330: Symptom:Obsolete intermediate files are used during compilation
                    331: Fix:   Try the following sequence of commands in the directory in question.
                    332:        make cleandir; rm `make print-objdir`; make cleandir; make obj
                    333:        (If you built the tree without "make obj" in the past, obsolete files
                    334:        may remain.  The command tries to clean everything up)
1.5       wiz       335:
                    336: Symptom:.../sysinst/run.c:xx: warning: initialization from incompatible pointer type
                    337: Fix:   Rebuild and install usr.bin/menuc
1.12      itojun    338:
                    339: Symptom:mklocale not found during build in share/locale/ctype
                    340: Fix:   Build and install usr.bin/mklocale
1.13      dogcow    341:
                    342: Symptom:undefined reference to `__assert13'
                    343: Fix:    Rebuild and install lib/libc
                    344:
1.19      cgd       345: Symptom:usr.sbin/config fails to build.
                    346: Fix:   Try building with -DMAKE_BOOTSTRAP added to CFLAGS in Makefile.
1.13      dogcow    347:
1.19      cgd       348: Symptom:undefined reference to `getprogname' or `setprogname'
                    349: Fix:    Rebuild and install lib/libc
1.24      abs       350:
                    351: Symptom:lint does not understand the '-X' option
                    352: Fix:    May need to build & install libs with NOLINT=1 before rebuilding lint

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