youtube-dl: fix bash completion

mingw-w64-youtube-dl/PKGBUILD

@@ -4,7 +4,7 @@ _realname=youtube-dl
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
 pkgver=2021.12.17
-pkgrel=2
+pkgrel=3
 pkgdesc="A command-line program to download videos from YouTube.com and a few more sites (mingw-w64)"
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32')
@@ -37,4 +37,10 @@ package() {
     -i "${pkgdir}${MINGW_PREFIX}/bin/youtube-dl-script.py"
 
   install -D -m644 LICENSE "${pkgdir}${MINGW_PREFIX}/share/licenses/${_realname}/LICENSE"
+
+  # MinGW prefixed bash_completion.d is not respected as the shells are MSYS packages
+  # see https://github.com/msys2/MSYS2-packages/pull/2983
+  mkdir -p "${pkgdir}${MINGW_PREFIX}/share/bash-completion/completions"
+  mv "${pkgdir}${MINGW_PREFIX}/etc/bash_completion.d/youtube-dl.bash-completion" "${pkgdir}${MINGW_PREFIX}/share/bash-completion/completions/youtube-dl"
+  rm -r "${pkgdir}${MINGW_PREFIX}/etc/bash_completion.d"
 }