On Wed, 27 Apr 2022 09:50:35 GMT, Pengfei Li <p...@openjdk.org> wrote:
> We are trying to cross build a RISC-V version of OpenJDK. We specified > `--openjdk-target=riscv64-linux-gnu` after `bash configure` but got an > error message. > > > configure: error: /usr/bin/bash > /home/ent-user/jdk_src/make/autoconf/build-aux/config.sub riscv64-linux-gnu > failed > configure exiting with result code 1 > > > It shows the processing of `riscv64-linux-gnu` in script `config.sub` > fails. We see `config.sub` calls another script `autoconf-config.sub` > to validate and canonicalize a configuration type. The validation fails > here because `autoconf-config.sub` is a quite old version and has no > RISC-V support inside. Comments in those scripts tell us patching the > autoconf script is not a good idea so we add a fix in `config.sub` in > this patch. > > We have verified RISC-V cross build succeeds after this change. As we > are not quite familiar with the build system, please let us know if this > is the best way to fix. This pull request has now been integrated. Changeset: 091637c8 Author: Pengfei Li <p...@openjdk.org> URL: https://git.openjdk.java.net/jdk/commit/091637c82631e344c235758f9e102edb1eb1231c Stats: 9 lines in 1 file changed: 7 ins; 1 del; 1 mod 8285630: Fix a configure error in RISC-V cross build Reviewed-by: erikj, shade, fyang, fjiang ------------- PR: https://git.openjdk.java.net/jdk/pull/8420
