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Diffstat (limited to 'microkernel/mach/gnumach/building.mdwn')
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1 files changed, 66 insertions, 58 deletions
diff --git a/microkernel/mach/gnumach/building.mdwn b/microkernel/mach/gnumach/building.mdwn index 99e566bb..427fb083 100644 --- a/microkernel/mach/gnumach/building.mdwn +++ b/microkernel/mach/gnumach/building.mdwn @@ -1,3 +1,14 @@ +[[!meta copyright="Copyright © 2006, 2007, 2008, 2011 Free Software Foundation, +Inc."]] + +[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] + # Building [[GNU_Mach|gnumach]] from Source If you want to build the [[GNU_Mach|gnumach]] kernel yourself instead of just using a @@ -8,55 +19,32 @@ enabled) is around 50 MiB. ## Getting the Source Code -### Developers's RCS - -See <http://savannah.gnu.org/cvs/?group=hurd>. - - $ cvs -z3 -d:pserver:anonymous@cvs.savannah.gnu.org:/sources/hurd co -r gnumach-1-branch gnumach - -(Most probably you want to get hold of the *GNU Mach 1 branch* and not the -trunk, which is also what we've done above.) - -You then have to create the automatically generatable files: - - $ ( cd gnumach && autoreconf --install ) +You can either use the git repository (see <http://git.savannah.gnu.org/cgit/hurd/>), -### What Debian is currently using + $ git clone http://git.savannah.gnu.org/cgit/hurd/gnumach.git/ -See [here](http://packages.debian.net/source/unstable/gnumach). +... or get the Debian sources, if you're using Debian. (See +[here](http://packages.debian.net/source/unstable/gnumach).) $ apt-get source gnumach Please see the Debian [[running/debian/FAQ]] before using `apt-get source`. -## Preparing for the Build +## On Debian Systems: -### ... on Debian systems +### Preparing for the Build -Building GNU Mach requires the *build-essential* and *fakeroot* packages, their -dependencies and additional packages that are specified by the source gnumach -package: +Building GNU Mach requires the *build-essential* and *fakeroot* packages, +and some additional dependencies specified by the gnumach source package: # apt-get install build-essential fakeroot # apt-get build-dep gnumach -### ... on non-Debian systems +### Building and Installing ... Debian `.deb` files -Apart from the case that you only want to install GNU Mach's header files (see -below), building GNU Mach requires you to have the Mach Interface Generator -installed. See [[building_MIG|mig/gnu_mig/building]] about how to do that, then come -back here. +Change into the directory with the downloaded / unpacked GNU Mach sources, -Additionally, building GNU Mach requires a C compiler, a standard C library and -your favourite flavor of awk (gawk) and GNU make. - -## Building and Installing - -### ... Debian `.deb` files - -Change into the directory with the downloaded / unpacked GNU Mach sources, e.g. - - $ cd gnumach-20050801 + $ cd gnumach-XXXXXXXX Start the build process with @@ -64,48 +52,68 @@ Start the build process with [[GNU_Mach|gnumach]] is now building. To use the new kernel, you must install the resulting `.deb` package which is located one directory above the build -directory and has a similar name as the build directory, e.g. +directory and has a similar name as the build directory: - # dpkg -i ../gnumach_20050801-4_hurd-i386.deb + # dpkg -i ../gnumach_XXXXXXXX-X_hurd-i386.deb You can now reboot your computer and enjoy the new kernel. -### [TODO] +## On non-Debian Systems: -GNU Mach should be built in a separate directory: +### Preparing for the Build - $ mkdir gnumach-build - $ cd gnumach-build +Building GNU Mach requires a C compiler, a _static_ 32 bit standard C library, +your favourite flavor of awk (gawk) and GNU make. -Find the path to your GNU Mach sources (`[...]/gnumach-1-branch`) and configure -it: +First, create the configuartion files: - $ [...]/gnumach-1-branch/configure [TODO] + $ cd gnumach + $ autoreconf --install -Build the kernel image: +GNU Mach (and the associated headers) need be built in a separate build directory: - $ make gnumach.gz + $ mkdir build + $ cd build -Optionally run the (tiny) test suite: +Run configure: - $ make check + $ ../configure --prefix= -You can then install and use `gnumach.gz`. +If building on a 64 bit host system, +you need a number of additional settings to force a 32 bit build: -[TODO.] + $ CPP='gcc -m32 -E -x c -undef -ansi' CC='gcc -m32' LD='ld -melf_i386' ../configure --prefix= --host=i686-unknown-linux-gnu -### Installing only the Header Files +### Installing the Header Files First -GNU Mach should be built in a separate directory: +In order to build GNU Mach, you will need a working MIG. +Building MIG in turn requires the GNU Mach header files to be already present. +So for bootstrapping MIG, you have to install the Mach headers first, +for example into `~/gnu/include/`: - $ mkdir gnumach-build - $ cd gnumach-build + $ make DESTDIR=~/gnu install-data -Find the path to your GNU Mach sources (`[...]/gnumach-1-branch`) and configure -it: +Now you can [[build_MIG|mig/gnu_mig/building]]. +Once you are done with that, come back here to finish the Mach build. - $ [...]/gnumach-1-branch/configure --prefix= +### Building and Installing -Install the header files into e.g. `~/gnu/include/`: +With MIG present, now build the kernel image: + + $ make gnumach.gz + +Optionally run the (tiny) test suite: + + $ make check + +It's a good idea to make a backup of the previously installed kernel, in case +you can't boot using the new one. That way, you can restore it after booting +from a rescue media (or mounting the disk image used by your vm). + + # cp /boot/gnumach.gz /boot/gnumach.gz.bak + +GNU Mach can now be moved into place, typically `/boot/gnumach.gz`, so that you +can boot your system with the new kernel. + + # cp gnumach.gz /boot - $ make DESTDIR=~/gnu install-data |