Fix initialising the workspace:
- don't remove directories in the background:
- it is highly dangerous
- it can lead to data loss in case of frequent stop/restart with a slow disk
- log actions with CT_DoExecLog as much as possible, instead of using |CT_DoLog

/trunk/scripts/crosstool.sh | 100 43 57 0 ++++++++++++++++++++++-----------------------------
1 file changed, 43 insertions(+), 57 deletions(-)

 # Compute x86_64-specific values

 CT_DoArchTupleValues() {

     # The architecture part of the tuple:

     CT_TARGET_ARCH="${CT_ARCH}"

 }