Save the toolchain configuration to its own file, as an auto-extracting shell script:
- get rid of the 'extractconfig' action, it was cumbersome to use, and badly documented,
- introduce a skeleton for the config script,
- update auto-completion,
- document the config script.

/trunk/kconfig/kconfig.mk | 9 2 7 0 ++-------
/trunk/scripts/crosstool.sh | 6 5 1 0 +++++-
/trunk/docs/overview.txt | 21 9 12 0 +++++++++------------
/trunk/tools/toolchain-config.in | 8 8 0 0 ++++++++
/trunk/ct-ng.comp | 2 1 1 0 +-
5 files changed, 25 insertions(+), 21 deletions(-)

 #!/bin/bash

 # This scripts extracts a crosstool-NG configuration from the log file

 # of a toolchain build with crosstool-NG.

 # Usage: cat <logfile> |$0

 awk '

 BEGIN {

   dump = 0;

 }

 $0~/Dumping crosstool-NG configuration: done in/ {

   dump = 0;

 }

 dump == 1 { $1 = "" }

 dump == 1

 $0~/Dumping crosstool-NG configuration$/ {

   dump = 1;

 }

 ' |cut -d ' ' -f 2-