[uClinux-dev] [PATCH] clean links in tools/

2009-03-03 Thread Mike Frysinger
In the Blackfin dist, we generate some temp symlinks in the tools/ subdir
for utilities.  The uClinux-dist doesn't use any symlinks in this subdir,
so it shouldn't affect anything there.
---
 Makefile |1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/Makefile b/Makefile
index 0be4f16..2f7369f 100644
--- a/Makefile
+++ b/Makefile
@@ -289,6 +289,7 @@ clean: modules_clean
rm -f $(LINUXDIR)/linux
rm -f $(LINUXDIR)/include/asm
rm -rf $(LINUXDIR)/net/ipsec/alg/libaes 
$(LINUXDIR)/net/ipsec/alg/perlasm
+   find ./tools/ -maxdepth 1 -type l | xargs rm -f
 
 real_clean mrproper: clean
[ -d $(LINUXDIR) ]  $(MAKEARCH_KERNEL) -C $(LINUXDIR) mrproper || :
-- 
1.6.1.3

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Re: [uClinux-dev] [PATCH] clean links in tools/

2009-03-03 Thread David McCullough

Jivin Mike Frysinger lays it down ...
 In the Blackfin dist, we generate some temp symlinks in the tools/ subdir
 for utilities.  The uClinux-dist doesn't use any symlinks in this subdir,
 so it shouldn't affect anything there.

Ok,  I can't apply this one.  Lots of uClinux-dist users (in particular us :-)
build using sym-link trees,  this will trash the good symlinks as well
as the temp ones.

Perhaps you can beef the tools/... Makefiles to clean specifically the
symlinks they install ?

Cheers,
Davidm

 ---
  Makefile |1 +
  1 files changed, 1 insertions(+), 0 deletions(-)
 
 diff --git a/Makefile b/Makefile
 index 0be4f16..2f7369f 100644
 --- a/Makefile
 +++ b/Makefile
 @@ -289,6 +289,7 @@ clean: modules_clean
   rm -f $(LINUXDIR)/linux
   rm -f $(LINUXDIR)/include/asm
   rm -rf $(LINUXDIR)/net/ipsec/alg/libaes 
 $(LINUXDIR)/net/ipsec/alg/perlasm
 + find ./tools/ -maxdepth 1 -type l | xargs rm -f
  
  real_clean mrproper: clean
   [ -d $(LINUXDIR) ]  $(MAKEARCH_KERNEL) -C $(LINUXDIR) mrproper || :
 -- 
 1.6.1.3
 
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Re: [uClinux-dev] [PATCH] clean links in tools/

2009-03-03 Thread Mike Frysinger
On Tuesday 03 March 2009 18:36:59 David McCullough wrote:
 Jivin Mike Frysinger lays it down ...
  In the Blackfin dist, we generate some temp symlinks in the tools/ subdir
  for utilities.  The uClinux-dist doesn't use any symlinks in this subdir,
  so it shouldn't affect anything there.

 Ok,  I can't apply this one.  Lots of uClinux-dist users (in particular us
 :-) build using sym-link trees,  this will trash the good symlinks as well
 as the temp ones.

i thought i looked and there were no symlinks in tools/ ... what'd i miss ?

 Perhaps you can beef the tools/... Makefiles to clean specifically the
 symlinks they install ?

the symlinks are arbitrarily generated
-mike
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Re: [uClinux-dev] [PATCH] clean links in tools/

2009-03-03 Thread David McCullough

Jivin Mike Frysinger lays it down ...
 On Tuesday 03 March 2009 18:36:59 David McCullough wrote:
  Jivin Mike Frysinger lays it down ...
   In the Blackfin dist, we generate some temp symlinks in the tools/ subdir
   for utilities.  The uClinux-dist doesn't use any symlinks in this subdir,
   so it shouldn't affect anything there.
 
  Ok,  I can't apply this one.  Lots of uClinux-dist users (in particular us
  :-) build using sym-link trees,  this will trash the good symlinks as well
  as the temp ones.
 
 i thought i looked and there were no symlinks in tools/ ... what'd i miss ?

A link tree is an out of source tree build where everything except
directories is a symlink.

For example, to make one,  be sure to start with a pristine (never built
in tree) and then do:

mkdir build1
cd build1
lndir -silent /full/path/to/pristine
make config
make

It allows you to cleanly build multiple targets from a common source tree
at the same time.  Currently build1 cannot be a directory under
pristine.

It also means a real clean can become rm -rf build1 :-)

  Perhaps you can beef the tools/... Makefiles to clean specifically the
  symlinks they install ?
 
 the symlinks are arbitrarily generated

If there is some pattern to it at all you may be able to avoid existing
filenames.

Cheers,
Davidm

-- 
David McCullough,  david_mccullo...@securecomputing.com,  Ph:+61 734352815
McAfee - SnapGear  http://www.snapgear.comhttp://www.uCdot.org
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Re: [uClinux-dev] [PATCH] clean links in tools/

2009-03-03 Thread David McCullough

Jivin Mike Frysinger lays it down ...
 On Tuesday 03 March 2009 20:06:27 David McCullough wrote:
  Jivin Mike Frysinger lays it down ...
   On Tuesday 03 March 2009 18:36:59 David McCullough wrote:
Jivin Mike Frysinger lays it down ...
   
 In the Blackfin dist, we generate some temp symlinks in the tools/
 subdir for utilities.  The uClinux-dist doesn't use any symlinks in
 this subdir, so it shouldn't affect anything there.
   
Ok,  I can't apply this one.  Lots of uClinux-dist users (in particular
us
   
:-) build using sym-link trees,  this will trash the good symlinks as
: well
   
as the temp ones.
  
   i thought i looked and there were no symlinks in tools/ ... what'd i miss
 
  A link tree is an out of source tree build where everything except
  directories is a symlink.
 
  For example, to make one,  be sure to start with a pristine (never built
  in tree) and then do:
 
  mkdir build1
  cd build1
  lndir -silent /full/path/to/pristine
  make config
  make
 
  It allows you to cleanly build multiple targets from a common source tree
  at the same time.  Currently build1 cannot be a directory under
  pristine.
 
  It also means a real clean can become rm -rf build1 :-)
 
 is there more info on this ?  we've had requests for out-of-tree builds before


Not really any more info than above.  I can write something up if you
like,  but it will be short :-)

I don't always use it,  but others use it religiously.  Here is an
example of how to use it safely (with a cvs repo):


TDIR=`pwd`
cvs co -d pristine uClinux-dist

mkdir target1
cd target1
lndir -silent $TDIR/pristine
make Vendor1/Target1_default
cd ..

mkdir target2
cd target2
lndir -silent $TDIR/pristine
make Vendor2/Target2_default
cd ..

The original pristine tree will remain largely untouched (there are a
few rogue packages that still mess with autogenerated files).  All the
binaries, images and config etc will be in the targetX dirs.

target1 and target2 can build/clean/operate completely independantly
(even being built at the same time is ok IIRC).

If you update your pristine dir,  you may need to rerun lndir to ensure
target1 and target2 pick up any new files that need to be linked.

lndir automatically leaves out the CVS/RCS/SCCS/SVN control directories
as well unless you ask it to keep them.

lndir is silent unless it sees something it can't fix,  like a link
already exists but doesn’t point to the correct file.

If it gets messy (lots of changes on a tree update), rm -rf targetX and
re-link/build.

I tend to use it whenever I have slow source repo access and lots of
targets to manage.

Is that enough to get you started ?

Perhaps you can beef the tools/... Makefiles to clean specifically the
symlinks they install ?
  
   the symlinks are arbitrarily generated
 
  If there is some pattern to it at all you may be able to avoid existing
  filenames.
 
 i can change things to use a dedicated dir and create more symlinks to 
 workaround it.

Cheers,
Davidm

-- 
David McCullough,  david_mccullo...@securecomputing.com,  Ph:+61 734352815
McAfee - SnapGear  http://www.snapgear.comhttp://www.uCdot.org
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Re: [uClinux-dev] [PATCH] clean links in tools/

2009-03-03 Thread Mike Frysinger
On Tuesday 03 March 2009 22:22:30 David McCullough wrote:
 Jivin Mike Frysinger lays it down ...
  On Tuesday 03 March 2009 20:06:27 David McCullough wrote:
   A link tree is an out of source tree build where everything except
   directories is a symlink.
  
   For example, to make one,  be sure to start with a pristine (never
   built in tree) and then do:
  
 mkdir build1
 cd build1
 lndir -silent /full/path/to/pristine
 make config
 make
  
   It allows you to cleanly build multiple targets from a common source
   tree at the same time.  Currently build1 cannot be a directory under
   pristine.
  
   It also means a real clean can become rm -rf build1 :-)
 
  is there more info on this ?  we've had requests for out-of-tree builds
  before

 Not really any more info than above.  I can write something up if you
 like,  but it will be short :-)

 I don't always use it,  but others use it religiously.  Here is an
 example of how to use it safely (with a cvs repo):


   TDIR=`pwd`
   cvs co -d pristine uClinux-dist

   mkdir target1
   cd target1
   lndir -silent $TDIR/pristine
   make Vendor1/Target1_default
   cd ..

   mkdir target2
   cd target2
   lndir -silent $TDIR/pristine
   make Vendor2/Target2_default
   cd ..

 The original pristine tree will remain largely untouched (there are a
 few rogue packages that still mess with autogenerated files).  All the
 binaries, images and config etc will be in the targetX dirs.

 target1 and target2 can build/clean/operate completely independantly
 (even being built at the same time is ok IIRC).

 If you update your pristine dir,  you may need to rerun lndir to ensure
 target1 and target2 pick up any new files that need to be linked.

 lndir automatically leaves out the CVS/RCS/SCCS/SVN control directories
 as well unless you ask it to keep them.

 lndir is silent unless it sees something it can't fix,  like a link
 already exists but doesn’t point to the correct file.

 If it gets messy (lots of changes on a tree update), rm -rf targetX and
 re-link/build.

 I tend to use it whenever I have slow source repo access and lots of
 targets to manage.

 Is that enough to get you started ?

ive never heard of lndir before, so i'll have to install that package on my 
system ... but otherwise, it seems like it should be enough for me to play 
with ...
-mike


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Re: [uClinux-dev] [PATCH] clean links in tools/

2009-03-03 Thread David McCullough

Jivin Mike Frysinger lays it down ...
 On Tuesday 03 March 2009 22:22:30 David McCullough wrote:
  Jivin Mike Frysinger lays it down ...
   On Tuesday 03 March 2009 20:06:27 David McCullough wrote:
A link tree is an out of source tree build where everything except
directories is a symlink.
   
For example, to make one,  be sure to start with a pristine (never
built in tree) and then do:
   
mkdir build1
cd build1
lndir -silent /full/path/to/pristine
make config
make
   
It allows you to cleanly build multiple targets from a common source
tree at the same time.  Currently build1 cannot be a directory under
pristine.
   
It also means a real clean can become rm -rf build1 :-)
  
   is there more info on this ?  we've had requests for out-of-tree builds
   before
 
  Not really any more info than above.  I can write something up if you
  like,  but it will be short :-)
 
  I don't always use it,  but others use it religiously.  Here is an
  example of how to use it safely (with a cvs repo):
 
 
  TDIR=`pwd`
  cvs co -d pristine uClinux-dist
 
  mkdir target1
  cd target1
  lndir -silent $TDIR/pristine
  make Vendor1/Target1_default
  cd ..
 
  mkdir target2
  cd target2
  lndir -silent $TDIR/pristine
  make Vendor2/Target2_default
  cd ..
 
  The original pristine tree will remain largely untouched (there are a
  few rogue packages that still mess with autogenerated files).  All the
  binaries, images and config etc will be in the targetX dirs.
 
  target1 and target2 can build/clean/operate completely independantly
  (even being built at the same time is ok IIRC).
 
  If you update your pristine dir,  you may need to rerun lndir to ensure
  target1 and target2 pick up any new files that need to be linked.
 
  lndir automatically leaves out the CVS/RCS/SCCS/SVN control directories
  as well unless you ask it to keep them.
 
  lndir is silent unless it sees something it can't fix,  like a link
  already exists but doesn’t point to the correct file.
 
  If it gets messy (lots of changes on a tree update), rm -rf targetX and
  re-link/build.
 
  I tend to use it whenever I have slow source repo access and lots of
  targets to manage.
 
  Is that enough to get you started ?
 
 ive never heard of lndir before, so i'll have to install that package on my 
 system ... but otherwise, it seems like it should be enough for me to play 
 with ...

Its comes from xutils-dev under ubuntu,

Cheers,
Davidm

-- 
David McCullough,  david_mccullo...@securecomputing.com,  Ph:+61 734352815
McAfee - SnapGear  http://www.snapgear.comhttp://www.uCdot.org
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