diff options
| author | Thomas Schwinge <thomas@codesourcery.com> | 2013-09-27 16:20:46 +0200 |
|---|---|---|
| committer | Thomas Schwinge <thomas@codesourcery.com> | 2013-09-27 21:24:24 +0200 |
| commit | 0069c83fadda450442e4681d3b821c60ad491337 (patch) | |
| tree | 573ad0531e7945c3e707faf9fc1aa763564f63f6 | |
| parent | 7958fdaae2f342a6ffe4c54ebc8c1b76bf80b490 (diff) | |
* README: Simplify build instructions.
Follow-up to commit 471e5b080f7790c2cf95e3069d9fed1173c9ec17.
| -rw-r--r-- | README | 16 |
1 files changed, 4 insertions, 12 deletions
@@ -26,20 +26,12 @@ debugging the kernel, of course. We don't turn it on be default because it adds considerably to the unpageable memory footprint of the kernel. -The specific switches you give to configure are always recorded in the -file `config.status'. So you can always tell what options you used to -build a particular kernel. +GNU Mach can be cross-built. No specific options need to be given when +building on a 32-bit x86 ELF userland such as GNU/Linux. Manually switch the +compiler to 32-bit mode when using a 64-bit x86 (x86_64) ELF toolchain: -The gnumach kernel can be cross-built. No specific options need -to be given when building from a 32bit x86 ELF userland such as -Linux. When running on a 64bit x86 ELF userland, one has to specify -cross-compilation variables, typically: + $ [...]/configure --host=i686-gnu CC='gcc -m32' LD='ld -melf_i386' -export CPP='gcc -m32 -E -x c -undef -ansi' -export CC='gcc -m32' -export LD='ld -melf_i386' - -and give the --host=i686-unknown-gnu option to ./configure Bug reports relating to this distribution should be sent to bug-hurd@gnu.org. Requests for assistance should be made on |