introduce configure --with-sysroot

[Alexandre Oliva]

On Aug 22, 2002, Hans-Peter Nilsson <hp@bitrange.com> wrote:

> On 22 Aug 2002, Alexandre Oliva wrote:
>> This patch introduces --with-sysroot=<tree>, intended to deprecate
>> --with-headers and --with-libs, that tells GCC to copy the specified
>> <tree> into its install tree and use that as the root of the target
>> system.

> Nice.  It would be even nicer if there was a means to avoid the
> copying, when sysroot has already been populated by other means.

Hmm...  If the directory already exists, and contains a file named
COPIED that contains the directory specified as the argument to
--with-sysroot, the copy is skipped.  Just like --with-headers and
--with-libs.

-- 
Alexandre Oliva   Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer                 aoliva@{redhat.com, gcc.gnu.org}
CS PhD student at IC-Unicamp        oliva@{lsd.ic.unicamp.br, gnu.org}
Free Software Evangelist                Professional serial bug killer