Utilities/Release: Add base images to build sunos-{i386,sparc} binaries

Utilities/Release/README.rst

@@ -79,6 +79,12 @@ Each ``<os>/<arch>/`` directory contains the following:
 
 .. _`kitware/cmake Docker Hub Repository`: https://hub.docker.com/r/kitware/cmake
 
+SunOS
+-----
+
+The ``sunos/`` directory contains infrastructure to cross-compile
+CMake binaries to SunOS from Linux hosts.
+
 macOS
 -----
 

Utilities/Release/sunos/docker/Dockerfile

@@ -0,0 +1,53 @@
+# syntax=docker/dockerfile:1
+
+ARG BASE_IMAGE=debian:12
+
+FROM ${BASE_IMAGE} AS apt-cache
+# Populate APT cache w/ the fresh metadata and prefetch packages.
+# Use an empty `docker-clean` file to "hide" the image-provided
+# file to disallow removing packages after `apt-get` operations.
+RUN --mount=type=tmpfs,target=/var/log \
+    --mount=type=bind,source=docker-clean,target=/etc/apt/apt.conf.d/docker-clean \
+    --mount=type=bind,source=base.lst,target=/root/base.lst \
+    --mount=type=bind,source=openssl.lst,target=/root/openssl.lst \
+    apt-get update \
+ && apt-get --download-only -y install $(grep -h '^[^#]\+$' /root/*.lst)
+
+FROM ${BASE_IMAGE} AS base
+ARG ARCH=sparc
+RUN --mount=type=bind,source=base.lst,target=/root/base.lst \
+    --mount=type=bind,source=docker-clean,target=/etc/apt/apt.conf.d/docker-clean \
+    --mount=type=cache,from=apt-cache,source=/var/lib/apt/lists,target=/var/lib/apt/lists \
+    --mount=type=cache,from=apt-cache,source=/var/cache/apt,target=/var/cache/apt,sharing=private \
+    --mount=type=tmpfs,target=/var/log \
+    --mount=type=tmpfs,target=/tmp \
+    apt-get install -y $(grep '^[^#]\+$' /root/base.lst)
+RUN --mount=type=bind,source=base.bash,target=/root/base.bash \
+    --mount=type=tmpfs,target=/tmp \
+    /root/base.bash $ARCH
+
+FROM base AS sysroot
+ARG SYSROOT_URL
+ARG SYSROOT_SHA256SUM
+RUN --mount=type=bind,source=sysroot.bash,target=/root/sysroot.bash \
+    --mount=type=tmpfs,target=/tmp \
+    /root/sysroot.bash $ARCH
+
+FROM sysroot AS openssl
+RUN --mount=type=bind,source=openssl.lst,target=/root/openssl.lst \
+    --mount=type=bind,source=docker-clean,target=/etc/apt/apt.conf.d/docker-clean \
+    --mount=type=cache,from=apt-cache,source=/var/lib/apt/lists,target=/var/lib/apt/lists \
+    --mount=type=cache,from=apt-cache,source=/var/cache/apt,target=/var/cache/apt,sharing=private \
+    --mount=type=tmpfs,target=/var/log \
+    --mount=type=tmpfs,target=/tmp \
+    apt-get install -y $(grep '^[^#]\+$' /root/openssl.lst)
+RUN --mount=type=bind,source=openssl.bash,target=/root/openssl.bash \
+    --mount=type=bind,source=openssl.patch,target=/root/openssl.patch \
+    --mount=type=bind,from=sysroot,source=/opt/cross/sysroot,target=/opt/cross/sysroot \
+    --mount=type=tmpfs,target=/tmp \
+    /root/openssl.bash $ARCH
+
+FROM base
+LABEL maintainer="Brad King <brad.king@kitware.com>"
+RUN --mount=type=bind,from=openssl,source=/root,target=/root \
+    tar xzf /root/openssl.tar.gz -C /

Utilities/Release/sunos/docker/base.bash

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+
+set -e
+
+arch="$1"
+readonly arch
+
+case "$arch" in
+    i386)
+        tarball="gcc-9.5.0-linux-x86_64-cross-sunos-i386.tar.xz"
+        sha256sum="3cd3c989483051e741dd9f39170842d22e5c43cd25628d2b0c57890a3f235883"
+        ;;
+    sparc)
+        tarball="gcc-9.5.0-linux-x86_64-cross-sunos-sparc.tar.xz"
+        sha256sum="853454ef4e787895786fdb21e56a3ba9c121ffe6116467a75f2c3eb09f3c88b4"
+        ;;
+    *)
+        echo >&2 "Unknown architecture: $arch"
+        exit 1
+        ;;
+esac
+readonly tarball
+readonly sha256sum
+
+cd /tmp
+
+curl -OL "https://gitlab.kitware.com/api/v4/projects/6955/packages/generic/gcc-solaris/v9.5.0-20250212.0/$tarball"
+echo "$sha256sum  $tarball" > gcc.sha256sum
+sha256sum --check gcc.sha256sum
+
+tar xJf "$tarball" -C /

Utilities/Release/sunos/docker/base.lst

@@ -0,0 +1,3 @@
+curl
+git
+xz-utils

Utilities/Release/sunos/docker/openssl.bash

@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+
+set -e
+
+arch="$1"
+readonly arch
+
+case "$arch" in
+    i386)
+        target=i386-pc-solaris2.10
+        openssl_target=solaris-x86-gcc
+        ldlibs=
+        ;;
+    sparc)
+        target=sparc-sun-solaris2.10
+        openssl_target=solaris-sparcv8-gcc
+        ldlibs=-latomic
+        ;;
+    *)
+        echo >&2 "Unknown architecture: $arch"
+        exit 1
+        ;;
+esac
+readonly target
+readonly openssl_target
+readonly ldlibs
+
+readonly sha256sum="e15dda82fe2fe8139dc2ac21a36d4ca01d5313c75f99f46c4e8a27709b7294bf"
+readonly filename="openssl-3.4.0"
+readonly tarball="$filename.tar.gz"
+
+cd /tmp
+
+curl -OL "https://github.com/openssl/openssl/releases/download/$filename/$tarball"
+echo "$sha256sum  $tarball" > openssl.sha256sum
+sha256sum --check openssl.sha256sum
+
+tar xzf "$tarball"
+
+prefix="/opt/cross/openssl/$target"
+cd "$filename"
+patch -p0 < "${BASH_SOURCE%/*}/openssl.patch"
+env \
+  LDLIBS="$ldlibs" \
+  LDFLAGS="-Wl,-z,noexecstack" \
+  ./Configure \
+    --prefix="$prefix" \
+    --cross-compile-prefix="/opt/cross/bin/$target-" \
+    --api=1.1.1 \
+    "$openssl_target" \
+    no-deprecated \
+    no-shared
+if ! make -j $(nproc) >make.log 2>&1; then
+    tail -1000 make.log
+    exit 1
+fi
+if ! make install_sw >>make.log 2>&1; then
+    tail -1000 make.log
+    exit 1
+fi
+
+tar czf /root/openssl.tar.gz -C / "$prefix"

Utilities/Release/sunos/docker/openssl.lst

@@ -0,0 +1,4 @@
+m4
+make
+patch
+perl

Utilities/Release/sunos/docker/openssl.patch

@@ -0,0 +1,22 @@
+--- crypto/sleep.orig
++++ crypto/sleep.c
+@@ -10,6 +10,8 @@
+ #include <openssl/crypto.h>
+ #include "internal/e_os.h"
+
++#define OPENSSL_USE_USLEEP
++
+ /* system-specific variants defining OSSL_sleep() */
+ #if defined(OPENSSL_SYS_UNIX) || defined(__DJGPP__)
+
+--- providers/implementations/rands/seeding/rand_unix.c.orig
++++ providers/implementations/rands/seeding/rand_unix.c
+@@ -84,8 +84,6 @@
+ #     define OSSL_POSIX_TIMER_OKAY
+ #    endif
+ #   endif
+-#  else
+-#   define OSSL_POSIX_TIMER_OKAY
+ #  endif
+ # endif
+ #endif /* (defined(OPENSSL_SYS_UNIX) && !defined(OPENSSL_SYS_VXWORKS))

Utilities/Release/sunos/docker/sysroot.bash

@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+
+set -e
+
+arch="$1"
+readonly arch
+
+case "$arch" in
+    i386)
+        tarball="sysroot-i386-pc-solaris2.10-sunos5.10-1.tar.xz"
+        sha256sum="1b9251699f4e412ba5b0fde9c0fb96ceef6b8a1f47f0c1f2146ba0ba9da458b8"
+        ;;
+    sparc)
+        tarball="sysroot-sparc-sun-solaris2.10-sunos5.10-1.tar.xz"
+        sha256sum="e6c668a63dc00de443d07cbe2be779335642ffe1b818ba85d23ab543982aaf23"
+        ;;
+    *)
+        echo >&2 "Unknown architecture: $arch"
+        exit 1
+        ;;
+esac
+# To build externally, provide a Solaris sysroot tarball:
+#   --build-arg SYSROOT_URL=...
+#   --build-arg SYSROOT_SHA256SUM=...
+# The tarball must contain one of:
+#   sysroot/i386-pc-solaris2.10/{lib,usr/lib,usr/include}
+#   sysroot/sparc-sun-solaris2.10/{lib,usr/lib,usr/include}
+# The content may be retrieved from a real Solaris host.
+if test -n "$SYSROOT_URL"; then
+    url="$SYSROOT_URL"
+    if test -n "$SYSROOT_SHA256SUM"; then
+        sha256sum="$SYSROOT_SHA256SUM"
+    else
+        sha256sum=""
+    fi
+    tarball=$(basename "$url")
+else
+    # This URL is only visible inside of Kitware's network.
+    url="https://cmake.org/files/dependencies/internal/sunos/$tarball"
+fi
+readonly url
+readonly tarball
+readonly sha256sum
+
+cd /tmp
+
+curl -OL "$url"
+if test -n "$sha256sum"; then
+    echo "$sha256sum  $tarball" > sysroot.sha256sum
+    sha256sum --check sysroot.sha256sum
+fi
+
+tar xf "$tarball" -C /opt/cross

Utilities/Release/sunos/i386/cache.txt

@@ -0,0 +1,25 @@
+CMAKE_BUILD_TYPE:STRING=Release
+
+# Link C++ library statically.
+CMAKE_EXE_LINKER_FLAGS:STRING=-static-libstdc++ -static-libgcc -Wl,-z,noexecstack
+
+# Enable ssl support in curl
+CMAKE_USE_OPENSSL:BOOL=ON
+OPENSSL_USE_STATIC_LIBS:BOOL=ON
+OpenSSL_ROOT:PATH=/opt/cross/openssl/i386-pc-solaris2.10
+
+# Enable ccmake
+BUILD_CursesDialog:BOOL=ON
+
+# Disable cmake-gui
+BUILD_QtDialog:BOOL=OFF
+
+# Disable tests.
+BUILD_TESTING:BOOL=OFF
+CMake_TEST_INSTALL:BOOL=OFF
+
+# Disable unnecessary dependency.
+CMAKE_SKIP_INSTALL_ALL_DEPENDENCY:BOOL=ON
+
+# CPack package file name component for this platform.
+CPACK_SYSTEM_NAME:STRING=sunos-i386

Utilities/Release/sunos/i386/toolchain.cmake

@@ -0,0 +1,6 @@
+set(CMAKE_SYSTEM_NAME SunOS)
+set(CMAKE_SYSTEM_VERSION 5.10)
+set(CMAKE_SYSTEM_PROCESSOR i386)
+set(CMAKE_SYSROOT /opt/cross/sysroot/i386-pc-solaris2.10)
+set(CMAKE_C_COMPILER /opt/cross/bin/i386-pc-solaris2.10-gcc)
+set(CMAKE_CXX_COMPILER /opt/cross/bin/i386-pc-solaris2.10-g++)

Utilities/Release/sunos/sparc/cache.txt

@@ -0,0 +1,26 @@
+CMAKE_BUILD_TYPE:STRING=Release
+
+# Link C++ library statically.
+CMAKE_EXE_LINKER_FLAGS:STRING=-static-libstdc++ -static-libgcc -Wl,-z,noexecstack
+
+# Enable ssl support in curl
+CMAKE_USE_OPENSSL:BOOL=ON
+OPENSSL_USE_STATIC_LIBS:BOOL=ON
+OpenSSL_ROOT:PATH=/opt/cross/openssl/sparc-sun-solaris2.10
+_OPENSSL_STATIC_LIBRARIES:STRING=/opt/cross/sparc-sun-solaris2.10/lib/libatomic.a
+
+# Enable ccmake
+BUILD_CursesDialog:BOOL=ON
+
+# Disable cmake-gui
+BUILD_QtDialog:BOOL=OFF
+
+# Disable tests.
+BUILD_TESTING:BOOL=OFF
+CMake_TEST_INSTALL:BOOL=OFF
+
+# Disable unnecessary dependency.
+CMAKE_SKIP_INSTALL_ALL_DEPENDENCY:BOOL=ON
+
+# CPack package file name component for this platform.
+CPACK_SYSTEM_NAME:STRING=sunos-sparc

Utilities/Release/sunos/sparc/toolchain.cmake

@@ -0,0 +1,6 @@
+set(CMAKE_SYSTEM_NAME SunOS)
+set(CMAKE_SYSTEM_VERSION 5.10)
+set(CMAKE_SYSTEM_PROCESSOR sparc)
+set(CMAKE_SYSROOT /opt/cross/sysroot/sparc-sun-solaris2.10)
+set(CMAKE_C_COMPILER /opt/cross/bin/sparc-sun-solaris2.10-gcc)
+set(CMAKE_CXX_COMPILER /opt/cross/bin/sparc-sun-solaris2.10-g++)