[MacPorts] Migration modified

[Ryan Schmidt]

On Jan 29, 2010, at 08:07, Joshua Root wrote:

> On 2010-1-29 23:24 , MacPorts wrote:
>> Changed page "Migration" by stig at stigbakken.com from 193.91.206.170*
>> Page URL: <http://trac.macports.org/wiki/Migration>
>> Diff URL: <http://trac.macports.org/wiki/Migration?action=diff&version=19>
>> Revision 19
>> 
>> -------8<------8<------8<------8<------8<------8<------8<------8<--------
>> Index: Migration
>> =========================================================================
>> --- Migration (version: 18)
>> +++ Migration (version: 19)
>> @@ -27,3 +27,22 @@
>> sudo port install portname +variant1 +variant2 ...
>> }}}
>> Note that if you have specified variants which are not the default, you may need to install ports in an order other than the alphabetical order recorded in `myports.txt`.
>> +
>> +=== Automatically reinstall ports === #autoinstall
>> +
>> +If you want to do the whole procedure automatically instead, including handling dependencies, you can run the following commands to build a Makefile for running the reinstalls in the right order.  (Not needed If you already ran the steps in the previous section.)
>> +{{{
>> +port installed |grep -v '^The following' | awk '{print $1}' > myports.txt
>> +}}}
>> +{{{
>> +echo "all: $(cat myports.txt|tr '\n' ' ')" > Makefile.portsupgrade
>> +}}}
>> +{{{
>> +for port in $(cat myports.txt); do
>> +  echo "$port: $(port deps $port|grep Dependencies:|sed -e 's/.*Dependencies: *//;s/,//g'|tr '\n' ' ')"
>> +  printf "\tport -f uninstall $port\n\tport install $port\n"
>> +done | tee -a Makefile.portsupgrade
>> +}}}
>> +{{{
>> +make -f Makefile.portsupgrade
>> +}}}
> 
> Doesn't this have the same problems as the previously featured automatic
> method, `sudo port upgrade --force installed`?

I believe it does, and the same problems as the previous automatic upgrade script posted last week, about which I posted comments here:

http://lists.macosforge.org/pipermail/macports-dev/2010-January/011131.html


> BTW, I wrote a (not yet very well tested) script that restores a set of
> installed ports given `port installed` output:
> <http://trac.macports.org/browser/users/jmr/restore_ports/>

I saw you commit that, and I'm interested to see how it works out.