main/ccache: enable support for file cloning on ppc64le

main/ccache/APKBUILD

@@ -2,21 +2,17 @@
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=ccache
 pkgver=4.3
-pkgrel=0
+pkgrel=1
 pkgdesc="fast C/C++ compiler cache"
 options="!check" # fails on builders, passes on CI
 url="https://ccache.dev/"
 arch="all"
 license="GPL-3.0-or-later"
-makedepends="cmake zstd-dev asciidoc perl"
+makedepends="cmake zstd-dev asciidoc perl linux-headers"
 checkdepends="bash"
 subpackages="$pkgname-doc"
-source="https://github.com/ccache/ccache/releases/download/v$pkgver/ccache-$pkgver.tar.xz"
-
-case $CARCH in
-ppc64le) ;; # https://github.com/ccache/ccache/issues/820
-*) makedepends="$makedepends linux-headers" ;;
-esac
+source="https://github.com/ccache/ccache/releases/download/v$pkgver/ccache-$pkgver.tar.xz
+	ioctl.patch"
 
 build() {
 	cmake -B build \
@@ -44,4 +40,5 @@ package() {
 
 sha512sums="
 ec082de95ea8b22154ce1e67e0a0fc28266cfb71f382205f7eab14e6ac1c7841027d063041131832b3227d833d99ec874e90df238f35f433de4c381566931c7f  ccache-4.3.tar.xz
+7780c932beeb4ae4965a1f7c8f235fa586aa65ae4768599834e441447c84be29fbf5915cbb500333b0a239a2e7552d76717f88d1f1a341ca121a9c8772518ef1  ioctl.patch
 "

main/ccache/ioctl.patch

+musl uses an `int` instead of a `unsigend long` for the ioctl function
+prototype, contrary to glibc, since POSIX mandates the former. This
+causes a spurious error on ppc64le which can be silenced by casting to
+int explicitly.
+
+See https://www.openwall.com/lists/musl/2020/01/20/2
+
+diff -upr ccache-4.3.orig/src/Util.cpp ccache-4.3/src/Util.cpp
+--- ccache-4.3.orig/src/Util.cpp	2021-10-26 20:08:52.043967336 +0200
++++ ccache-4.3/src/Util.cpp	2021-10-26 20:09:08.797534622 +0200
+@@ -246,7 +246,7 @@ clone_file(const std::string& src, const
+     }
+   }
+ 
+-  if (ioctl(*dest_fd, FICLONE, *src_fd) != 0) {
++  if (ioctl(*dest_fd, (int)FICLONE, *src_fd) != 0) {
+     throw Error(strerror(errno));
+   }
+