Re: src/BUILDING doesn't document installing kernel

["Jeremy C. Reed" <reed%reedmedia.net@localhost>]

> I suspect as simple as
> 
> installkernel()
> {
>       getkernelconf $1
>       ${runcmd} cd "${kernelbuildpath}"
>       ${runcmd} "${makewrapper}" install ||
>           bomb "Failed to make install in ${kernelbuildpath}"
>       ${runcmd} cd "${TOP}"
> }
> 
> would do the job..

Without setting -D to define DESTDIR, it will fail when trying to link the 
nonexistent "netbsd" to onetbsd. So I modified the 
sys/conf/Makefile.kern.inc also.

This is what I have tested some on amd64:

Index: sys/conf/Makefile.kern.inc
===================================================================
RCS file: /cvsroot/src/sys/conf/Makefile.kern.inc,v
retrieving revision 1.110
diff -u -r1.110 Makefile.kern.inc
--- sys/conf/Makefile.kern.inc  25 Feb 2008 05:56:13 -0000      1.110
+++ sys/conf/Makefile.kern.inc  17 Mar 2008 18:58:21 -0000
@@ -398,8 +398,10 @@
 .if !target(install-kernel-${MACHINE_NAME})
 install-kernel-${MACHINE_NAME}:
 .for _K in ${KERNIMAGES}
-       rm -f ${DESTDIR}/o${_K}
-       ln ${DESTDIR}/${_K} ${DESTDIR}/o${_K}
+       if [ -e "${DESTDIR}/${_K}" ] ; then             \
+               rm -f ${DESTDIR}/o${_K} ;               \
+               ln ${DESTDIR}/${_K} ${DESTDIR}/o${_K} ; \
+       fi
        cp ${_K} ${DESTDIR}/n${_K}
        mv ${DESTDIR}/n${_K} ${DESTDIR}/${_K}
 .endfor
Index: build.sh
===================================================================
RCS file: /cvsroot/src/build.sh,v
retrieving revision 1.186
diff -u -r1.186 build.sh
--- build.sh    16 Mar 2008 07:52:59 -0000      1.186
+++ build.sh    17 Mar 2008 18:58:21 -0000
@@ -225,6 +225,7 @@
        do_release=false
        do_kernel=false
        do_releasekernel=false
+       do_installkernel=false
        do_install=false
        do_sets=false
        do_sourcesets=false
@@ -515,6 +516,7 @@
                        except \`etc'.  Useful after "distribution" or "release"
     kernel=conf         Build kernel with config file \`conf'
     releasekernel=conf  Install kernel built by kernel=conf to RELEASEDIR.
+    installkernel=conf Install kernel built by kernel=conf to /.
     sets                Create binary sets in
                        RELEASEDIR/RELEASEMACHINEDIR/binary/sets.
                        DESTDIR should be populated beforehand.
@@ -779,7 +781,7 @@
                        op=iso_image_source   # used as part of a variable name
                        ;;
 
-               kernel=*|releasekernel=*)
+               kernel=*|releasekernel=*|installkernel=*)
                        arg=${op#*=}
                        op=${op%%=*}
                        [ -n "${arg}" ] ||
@@ -1265,6 +1267,17 @@
        done
 }
 
+installkernel()
+{
+       getkernelconf $1
+       statusmsg "Installing kernel:  ${kernelconf}"
+       statusmsg "Build directory:  ${kernelbuildpath}"
+       ${runcmd} cd "${kernelbuildpath}"
+       ${runcmd} "${makewrapper}" install ||
+           bomb "Failed to make install in ${kernelbuildpath}"
+       ${runcmd} cd "${TOP}"
+}
+
 installworld()
 {
        dir="$1"
@@ -1339,6 +1352,11 @@
                        releasekernel "${arg}"
                        ;;
 
+               installkernel=*)
+                       arg=${op#*=}
+                       installkernel "${arg}"
+                       ;;
+
                install=*)
                        arg=${op#*=}
                        if [ "${arg}" = "/" ] && \



Sorry I don't have reply for your reported issues related to the build.sh 
and kernels.

  Jeremy C. Reed