Why is it that Cygwin can run .bat scripts?

Question

When I execute a .bat script from bash in Cygwin, by what mechanism is it running? I understand that if I run a .EXE it will launch, regardless of whether the .EXE is from

Answer 1

And if you want to fork an *.cmd file execution like a ShellScript process and append his log to an file:

cmd /c test.bat > nohup.out &

Enjoy!

Answer 2

I believe that bash in cygwin sees the bat extension as being flagged executable (a cygwin hit-tip to windows convention). As such it loads and executes the file with it's associated interpreter (cmd.exe, per os configuration), much as it creates a new instance of bash to run your #! scripts (per posix standard).

Answer 3

Running

./test.bat params

from bash seems to be equivalent to

cmd /c test.bat params