fnm: add ppc64 support

dev-util/fnm/Manifest

@@ -187,6 +187,7 @@ DIST regex-syntax-0.6.28.crate 299288 BLAKE2B 8554370e269e888e603c403089aa6eb4a0
 DIST remove_dir_all-0.5.3.crate 9184 BLAKE2B ab7ef94e0230ddc9b363f038254a180881bbc20eb04a254f97e6f71ed491c99ba1c88f5e85632d450243882a4a0df63f3b8b183bc1fbca9caf30ec23d577b1d7 SHA512 50417d6d8a33912193a1ed37eb72b47431b12ae65d2780cdb7080c3d141e63819da13751c3fb737685cea322f70b36d413389c3dc01aa12b4dce615aefed0e2c
 DIST reqwest-0.11.13.crate 144263 BLAKE2B b5391b87f751ad38a29879d0d6d746eb50dbebf07155a7f9af11ff2a5f7db438ae0e7c987150da0d708c0c299ae012b1fa328d979d60090d2f11ffd28be3a806 SHA512 8648ab7581efd412ce5b728fc456ad2a99feaf0d41c1345c89a65731ed762cfce1dd667a220e5f30f24266ddf78303bc167265588dd3cf6c6adb715e5e15e166
 DIST ring-0.16.20.crate 5082615 BLAKE2B 6011eb7148c2d2ab410e564a06604f4350e07ea030e4d7dcb30574b977f0b0c7e53e09f6e6dbb2d068cdf110262876c48dfaeeef1b691932a056fe149916d934 SHA512 d97d1b08eb796d4c107426ff2c015ab1f221612500c8a57fca8e3f064e8c0f5ae2a5e6071d013313cd9f4be8fed4ba03beae84bd446f56b2b2ca5d483c328191
+DIST ring-3f8f04a1057e286f3b8c5b9e39c9f795b15743cc.gh.tar.gz 5066374 BLAKE2B 825a7968d807a42284002b79475cc1e6eac3253c311a8f318ca841371ef00a30ba93d2cd30f4d242a82df903591e00fba0fa6bef9222b9a1c41ba7214ffc92d8 SHA512 c39c4a1997e7952b85ed26fef2fb70ae6198b96bf22623d248313d2a3dbd19ec773d6f1a3290ca8dfce9e7303299c966fb13665f58a41a2fd49024dd444af5c7
 DIST rustc_version-0.4.0.crate 12175 BLAKE2B 6fda2ce03eab45d7193fa0d70175cc7ffb56b7be85fb1314092bdcfd3948ea145420569ace3a47218a4a2a6e44a818862cea6dd8cfb945475496f63b591c29da SHA512 f66da7c6efe431db06cd01180d84ba67fcd38f8cd6ef693762957c00ccc2211f23c08079d7f184776e08f28d2d6ca3bdb5f5016f7de245c6193d4722891ba1db
 DIST rustls-0.20.6.crate 259289 BLAKE2B 36359bc14e87853752fe55a327bcd15a26cdb053b6e7b5d5a1e83ef940d1c2cf4c2acc899eeec35d01b9360a8814396938f2a1faacdf44bf38ce137ffd3238a5 SHA512 04a7922b3456b53d88904af925bbc3b4cc6f0b45256af46e1ebaac2446b73e2645f3b6a3a40ea9ff783acedfa2cc5ab94feaf3513a337d4e06564ab9008d2178
 DIST rustls-0.20.7.crate 268469 BLAKE2B 54e00ce191500788a769ec7bd98a1fa31b3b369ca709eef1f38f4ce11b17524d22864250c24d9438aa7f6e5b4b7035a2807996dc5090b1337a6e204391706e5a SHA512 19a983563756b111a2a9f6ffe430690a0ed37ddd2b305f2a5a070b726797944237fc599460302476cda2bc9319c815e86a9b25e0976dc272d4cdb74f2ad821a7

dev-util/fnm/files/fnm-ppc64.patch

@@ -0,0 +1,25 @@
+diff --git a/Cargo.lock b/Cargo.lock
+index da1325d..5808e01 100644
+--- a/Cargo.lock
++++ b/Cargo.lock
+@@ -1393,8 +1393,7 @@ dependencies = [
+ [[package]]
+ name = "ring"
+ version = "0.16.20"
+-source = "registry+https://github.com/rust-lang/crates.io-index"
+-checksum = "3053cf52e236a3ed746dfc745aa9cacf1b791d846bdaf412f60a8d7d6e17c8fc"
++source = "git+https://github.com/IBM/ring.git?branch=ppc-0.16.20#3f8f04a1057e286f3b8c5b9e39c9f795b15743cc"
+ dependencies = [
+  "cc",
+  "libc",
+diff --git a/Cargo.toml b/Cargo.toml
+index 11f72c9..c41017f 100644
+--- a/Cargo.toml
++++ b/Cargo.toml
+@@ -45,3 +45,6 @@ csv = "1.1.6"
+ junction = "0.2.0"
+
+ [features]
++
++[patch.crates-io]
++ring = { git = 'https://github.com/IBM/ring.git', branch = 'ppc-0.16.20' }

dev-util/fnm/fnm-1.33.1.ebuild

@@ -147,7 +147,6 @@ CRATES="
 	regex-syntax-0.6.28
 	remove_dir_all-0.5.3
 	reqwest-0.11.13
-	ring-0.16.20
 	rustc_version-0.4.0
 	rustls-0.20.7
 	rustls-native-certs-0.6.2
@@ -243,6 +242,10 @@ CRATES="
 	zstd-sys-2.0.1+zstd.1.5.2
 "
 
+declare -A GIT_CRATES=(
+	[ring]="https://github.com/IBM/ring;3f8f04a1057e286f3b8c5b9e39c9f795b15743cc"
+)
+
 inherit cargo bash-completion-r1 flag-o-matic
 
 DESCRIPTION="Fast and simple Node.js version manager"
@@ -277,6 +280,32 @@ src_prepare() {
 	# Skip testing against PowerShell and WinCmd
 	eapply "${FILESDIR}/${PN}-1.32.0-skip-windows-related-tests.patch"
 	eapply "${FILESDIR}/${P}-remove-deprecated-time-dependency.patch"
+	eapply "${FILESDIR}/${PN}-ppc64.patch"
+
+	local crate crate_uri commit crate_dir sedexpr ifs
+	for crate in "${!GIT_CRATES[@]}"; do
+		IFS=';' read -r crate_uri commit crate_dir <<< "${GIT_CRATES[${crate}]}"
+		: "${crate_dir:=${crate}-%commit%}"
+
+		# replace git patch for crates.io
+		sedexpr+="s@^(${crate}[[:space:]]*=[[:space:]]*[{][[:space:]]*.*)[[:space:]]*git[[:space:]]*=[[:space:]]*[\"'][[:graph:]]+[\"'](,|)(.*[[:space:]]*[}])@\\1path = \"${WORKDIR}/${crate_dir//%commit%/${commit}}\",\\3 @;"
+
+		# get rid of the rev=
+		sedexpr+="s@^(${crate}[[:space:]]*=[[:space:]]*[{][[:space:]]*.*)[[:space:]]*rev[[:space:]]*=[[:space:]]*[\"'][[:alnum:]]+[\"'](,|[[:space:]]*)(.*[[:space:]]*[}])@\\1\\3@;"
+
+		# get rid of the branch=
+		sedexpr+="s@^(${crate}[[:space:]]*=[[:space:]]*[{][[:space:]]*.*)[[:space:]]*branch[[:space:]]*=[[:space:]]*[\"'][[:graph:]]+[\"'](,|[[:space:]]*)(.*[[:space:]]*[}])@\\1\\3@;"
+
+		# make sure we don't have a trailing comma
+		sedexpr+="s@^(${crate}[[:space:]]*=[[:space:]]*[{][[:space:]]*.*),([[:space:]]*[}])@\\1\\2@;"
+	done
+
+	sed -r -e "${sedexpr}" -i Cargo.toml || die
+
+	pushd ../ring* >/dev/null || die
+	# Somehow it fails to compile without the .git directory: https://pastebin.com/cRGzVsHE
+	unpack "${FILESDIR}/ring-git.tar.gz"
+	popd >/dev/null || die
 
 	default
 }