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| -rw-r--r-- | notes.txt | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/notes.txt b/notes.txt new file mode 100644 index 0000000..7e2f041 --- /dev/null +++ b/notes.txt @@ -0,0 +1,151 @@ +host arch is determined at build time + + +prokit install [-a <arch>] [-P <plat>] <suite> <chroot> + <suite> + e.g. rs1, dev/trunk, or proteanos:dev/trunk + if <arch> != host-arch + install host-arch base packages to /inst +prokit shell <chroot> +prokit opkg <chroot> [<option> ...] <command> [<argument> ...] +prokit opkbuild <chroot> [<option> ...] <pkgdir> + gets build deps, makes and installs metapackage, opkbuilds + removes metapackage, autoremoves cruft + + +developer: + + host$ prokit install -a core-linux-eglibc -P dev proteanos:dev/trunk chroot + host$ prokit opkbuild chroot . + +buildd: + + host$ prokit opkg chroot install src-expat + host$ prokit opkbuild chroot chroot/usr/src/expat_*/ + + +TODO: + +profiles, e.g. proteanos +each profile has its own tests for host arch/plat +also, how does debootstrap determine host arch on non-Debian hosts? + apparently it doesn't + (must pass --arch, then debootstrap can't detect if host != target) + +configure + --with-profile=proteanos + --with-arch=core-linux-eglibc + --with-plat=dev + +profiles/ + +- proteanos + +- archtab + +- plattab + +- feedtab + +should profiles be left to run time? +Debian/etc. packaging: proinst-proteanos? proinst with all profiles? arch:any? + +m4_include profiles/profiles.m4 +PI_PROFILE + +configure + --with-proteanos-arch + +maybe better: at run time: + look in sysconfdir for host arch value + in-place: etc/proinst_arch? + distributions can make this file in postinst + otherwise, autodetect + +or just autodetect and "cache": + `prokit install` detects host arch + profile-specific config.guess-like function + `prokit shell` and `prokit opkg` look for /inst + add /inst to PATH and run /inst/bin/sh and /inst/usr/bin/opkg + `prokit build` looks for /inst + screams something about "unsupported" and "cross install" + then bails + if no /inst, opkbuild + opkbuild will find /etc/proteanos_{arch,plat} and do magics + + +run_cmd() +{ + if $# lt cmd_$cmd_min_args + help $cmd + exit 1 + if cmd_$cmd_max_args is set and $# gt cmd_$cmd_max_args + help $cmd + exit + i=0; args= + while i lt cmd_$cmd_exp_args + args="$args ''" + eval cmd_$cmd_main $@ $args +} + +cmd_install_min_args=2 +cmd_install_exp_args=2 +cmd_install_max_args=2 + +opkg cmd? parses opts after <chroot>? +maybe <chroot> itself should be an option? + + +ask profile for arch and feed index URIs +for each feed + download feed index + control= + for each line in feed index + if line not empty + control="$control$line$LF" + else + pkg=`echo $control | sed -n 's/^Package: *//p'` + run profile callback + if $pkg should be installed + pkgs="$pkgs $pkg" + for each field in $install_dep_fields $host_dep_fields + deps=`echo $control | sed -n + "s/^$field: *//p"` + new_deps= + IFS=', '; for each dep in $deps + dep=`echo $dep | sed + 's/ *|.*$//; s/ *(.*$/;'` + # or maybe `echo $dep | + cut -d ' ' -f 1` + new_deps="$new_deps $dep" + echo "$pkg$new_deps" >$field.list +all_deps= +while $new_pkgs not empty + all_deps="$all_deps $new_pkgs" + new_deps= + for each pkg in $new_pkgs + new_deps=`grep "^$pkg " *depends.list | cut -d ' ' -f 2-` + new_deps=`printf '%s\n' $new_deps | sort -u` + new_pkgs= + for each pkg in $new_deps + if $pkg not in $all_deps + new_pkgs="$new_pkgs $pkg" + + + for each line in feed index + if line not empty + parse control fields + else + run profile callback + if $pkg should be installed + pkgs="$pkgs $pkg" + unresolved="$deps" + while $unresolved not empty + for each line in feed index + if line not empty + parse control fields + else + if $unresolved starts with $pkg + + +allpkgs='base' +newpkgs='busybox linux-image opkg' +foreach pkg + if $pkg in $newpkgs + |