dev-embedded/arduino-1.0.5-r1 has google code as SRC_URI which is dead now. I will refresh this ebuild with current SRC_URI and EAPI
see https://github.com/gentoo/gentoo/pull/4157
commit fed4b3089dd30d2a64384c414770a46280ba1a54 (HEAD -> master, origin/master, origin/HEAD) Author: Martin Dummer <martin.dummer@gmx.net> AuthorDate: Sun Feb 19 21:56:59 2017 +0100 Commit: Patrice Clement <monsieurp@gentoo.org> CommitDate: Sat Aug 26 00:44:14 2017 +0200 dev-embedded/arduino: update SRC_URI and EAPI 6 bump. This commit. - changes SRC_URI from googlecode.com to github - updates EAPI from version 4 to 6. Gentoo-Bug: https://bugs.gentoo.org/610036 Package-Manager: Portage-2.3.3, Repoman-2.3.1 Closes: https://github.com/gentoo/gentoo/pull/5158 dev-embedded/arduino/Manifest | 1 + dev-embedded/arduino/arduino-1.0.5-r2.ebuild | 108 +++++++++++++++++++++++++++ 2 files changed, 109 insertions(+) create mode 100644 dev-embedded/arduino/arduino-1.0.5-r2.ebuild Hi there. I have reworked your ebuild a bit. Thanks for contributing to Gentoo!