"Yang, T. Andy" <tyang99@xxxxxxxxx> writes: > I'm trying to build postgresql from source code on windows. The build ran into a bunch of errors like > 'src/backend/bootstrap/bootparse.c': No such file or directory > 'src/backend/parser/gram.c': No such file or directory I know little about building on Windows, but these are derived files that should be built by running flex on the corresponding .l file or bison on the corresponding .y file. A likely explanation is that you don't have those tools installed, in which case you should have seen associated errors earlier in the build log. regards, tom lane