Not quite. Now, with cygwin 1.7.0-29, parallel make is breaking, when
trying to use a fifo on fd3 for communication between the parallel
processes. This is making it hard to package anything, since cygport
defaults to 'make -j2':
$ cygcheck -c cygwin
...
Cygwin Package Information
Package Version Status
cygwin 1.7.0-29 OK
$ cd coreutils
$ make -j2
...
gcc -std=gnu99 -gdwarf-2 -Wall -Wl,--as-needed -o arch.exe uname.o
uname-arch.o ../lib/libcoreutils.a /usr/local/lib/libintl.dll.a -liconv
- -L/usr/local/lib ../lib/libcoreutils.a
gcc -std=gnu99 -gdwarf-2 -Wall -Wl,--as-needed -o setuidgid.exe
setuidgid.o ../lib/libcoreutils.a /usr/local/lib/libintl.dll.a -liconv
- -L/usr/local/lib ../lib/libcoreutils.a
make[3]: *** write jobserver: No error. Stop.
make[3]: *** Waiting for unfinished jobs....
make[3]: *** write jobserver: No error. Stop.
make[2]: *** [all] Error 2
make[2]: Leaving directory `/home/eblake/coreutils/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/eblake/coreutils'
make: *** [all] Error 2
make: INTERNAL: Exiting with 3 jobserver tokens available; should be 2!