[PATCH v3] kbuild, deb-pkg: support overriding userland architecture

2010-12-09 Thread Asbjoern Sloth Toennesen
Usefull if building for sparc64 userland, because the
sparc and sparc64 userlands use the same 64-bit kernel,
making it impossible to always select the correct userland
architecture for the resulting debian package.

Might also be usefull, if you want a i386 userland with a amd64 kernel.

Example usage:
make KBUILD_DEBARCH=i386 deb-pkg

LKML-reference: alpine.deb.2.02.1011051437500.13...@aurora.sdinet.de
Signed-off-by: Asbjoern Sloth Toennesen asbj...@asbjorn.biz
Reviewed-by: WANG Cong xiyou.wangc...@gmail.com
Acked-by: maximilian attems m...@stro.at
---
 Documentation/kbuild/kbuild.txt |8 
 scripts/package/builddeb|3 +++
 2 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/Documentation/kbuild/kbuild.txt b/Documentation/kbuild/kbuild.txt
index 634c625..9cf3bf0 100644
--- a/Documentation/kbuild/kbuild.txt
+++ b/Documentation/kbuild/kbuild.txt
@@ -60,6 +60,14 @@ But some architectures such as x86 and sparc have aliases.
 x86: i386 for 32 bit, x86_64 for 64 bit
 sparc: sparc for 32 bit, sparc64 for 64 bit
 
+KBUILD_DEBARCH
+--
+For the deb-pkg target, allows overriding the normal heuristics deployed by
+deb-deb. Normally deb-pkg attempts to guess the right architecture based on
+the UTS_MACHINE variable, and on some architectures also the kernel config.
+The value of KBUILD_DEBARCH is assumed (not checked) to be a valid Debian
+architecture.
+
 CROSS_COMPILE
 --
 Specify an optional fixed part of the binutils filename.
diff --git a/scripts/package/builddeb b/scripts/package/builddeb
index 5d6be3f..ffe2419 100644
--- a/scripts/package/builddeb
+++ b/scripts/package/builddeb
@@ -54,6 +54,9 @@ create_package() {
echo Please add support for $UTS_MACHINE to ${0} ... 2
echo  2
esac
+   if [ -n $KBUILD_DEBARCH ] ; then
+   debarch=$KBUILD_DEBARCH
+   fi
if [ -n $debarch ] ; then
forcearch=-DArchitecture=$debarch
fi
-- 
1.7.2.3


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Re: [PATCH v3] kbuild, deb-pkg: support overriding userland architecture

2010-12-09 Thread Michal Marek
On 9.12.2010 16:24, Asbjoern Sloth Toennesen wrote:
 Usefull if building for sparc64 userland, because the
 sparc and sparc64 userlands use the same 64-bit kernel,
 making it impossible to always select the correct userland
 architecture for the resulting debian package.
 
 Might also be usefull, if you want a i386 userland with a amd64 kernel.
 
 Example usage:
   make KBUILD_DEBARCH=i386 deb-pkg
 
 LKML-reference: alpine.deb.2.02.1011051437500.13...@aurora.sdinet.de
 Signed-off-by: Asbjoern Sloth Toennesen asbj...@asbjorn.biz
 Reviewed-by: WANG Cong xiyou.wangc...@gmail.com
 Acked-by: maximilian attems m...@stro.at
 ---
  Documentation/kbuild/kbuild.txt |8 
  scripts/package/builddeb|3 +++
  2 files changed, 11 insertions(+), 0 deletions(-)
 
 diff --git a/Documentation/kbuild/kbuild.txt b/Documentation/kbuild/kbuild.txt
 index 634c625..9cf3bf0 100644
 --- a/Documentation/kbuild/kbuild.txt
 +++ b/Documentation/kbuild/kbuild.txt
 @@ -60,6 +60,14 @@ But some architectures such as x86 and sparc have aliases.
  x86: i386 for 32 bit, x86_64 for 64 bit
  sparc: sparc for 32 bit, sparc64 for 64 bit
  
 +KBUILD_DEBARCH
 +--
 +For the deb-pkg target, allows overriding the normal heuristics deployed by
 +deb-deb. Normally deb-pkg attempts to guess the right architecture based on
   ^^^

deb-pkg?

Michal


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Re: [PATCH v3] kbuild, deb-pkg: support overriding userland architecture

2010-12-09 Thread Asbjørn Sloth Tønnesen
On 12/09/2010 03:34 PM, Michal Marek wrote:
 On 9.12.2010 16:24, Asbjoern Sloth Toennesen wrote:
 Usefull if building for sparc64 userland, because the
 sparc and sparc64 userlands use the same 64-bit kernel,
 making it impossible to always select the correct userland
 architecture for the resulting debian package.

 Might also be usefull, if you want a i386 userland with a amd64 kernel.

 Example usage:
  make KBUILD_DEBARCH=i386 deb-pkg

 LKML-reference: alpine.deb.2.02.1011051437500.13...@aurora.sdinet.de
 Signed-off-by: Asbjoern Sloth Toennesen asbj...@asbjorn.biz
 Reviewed-by: WANG Cong xiyou.wangc...@gmail.com
 Acked-by: maximilian attems m...@stro.at
 ---
  Documentation/kbuild/kbuild.txt |8 
  scripts/package/builddeb|3 +++
  2 files changed, 11 insertions(+), 0 deletions(-)

 diff --git a/Documentation/kbuild/kbuild.txt 
 b/Documentation/kbuild/kbuild.txt
 index 634c625..9cf3bf0 100644
 --- a/Documentation/kbuild/kbuild.txt
 +++ b/Documentation/kbuild/kbuild.txt
 @@ -60,6 +60,14 @@ But some architectures such as x86 and sparc have aliases.
  x86: i386 for 32 bit, x86_64 for 64 bit
  sparc: sparc for 32 bit, sparc64 for 64 bit
  
 +KBUILD_DEBARCH
 +--
 +For the deb-pkg target, allows overriding the normal heuristics deployed by
 +deb-deb. Normally deb-pkg attempts to guess the right architecture based on
^^^
 
 deb-pkg?

Sure. Anything else before I make a v4?


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