scripts: correctly warn when the local tarballs directory does not exist
Warn about a missing local tarball directory, only if it was configured.
Avoid the spurious message:
Directory '${CT_LOCAL_TARBALLS_DIR}' does not exist.
Will not save downloaded tarballs to local storage.
Thanks to "Pedro I. Sanchez" <psanchez@colcan.ca> for pointing out the
issue:
http://sourceware.org/ml/crossgcc/2009-12/msg00011.html
1 diff -durN gcc-4.4.0.orig/gcc/config.gcc gcc-4.4.0/gcc/config.gcc
2 --- gcc-4.4.0.orig/gcc/config.gcc 2009-04-17 13:58:41.000000000 +0200
3 +++ gcc-4.4.0/gcc/config.gcc 2009-05-27 21:38:31.000000000 +0200
5 if test x${sh_multilibs} = x ; then
8 - sh[1234]*) sh_multilibs=${sh_cpu_target} ;;
9 + sh[1234]*) sh_multilibs=`cd ${srcdir}/config/sh ; echo t-mlib-sh[1-4]* | sed 's:t-mlib-sh:,m:g;s: ::g'` ;;
10 sh64* | sh5*) sh_multilibs=m5-32media,m5-32media-nofpu,m5-compact,m5-compact-nofpu,m5-64media,m5-64media-nofpu ;;
11 sh-superh-*) sh_multilibs=m4,m4-single,m4-single-only,m4-nofpu ;;
12 sh*-*-linux*) sh_multilibs=m1,m3e,m4 ;;