Use custom posix triplets for installation of ICU as dynamic library

Author: asfernandes

AGENTS.md

@@ -16,7 +16,7 @@
   ```
 
 ### Build
-- If .cpp files are added, it's necessary to run `./gen-linux-debug.sh` (non-Windows) or `gen-windows.bat` (Windows) from the repo root.
+- If .cpp files are added, it's necessary to run `./gen-linux-x64-debug.sh` (non-Windows) or `gen-windows.bat` (Windows) from the repo root.
 - Use `cmake --build build/Debug/` (non-Windows) or `cmake --build build --config Debug` (Windows) from the repo root.
 
 ### Tests

CMakeLists.txt

@@ -3,6 +3,10 @@ cmake_minimum_required(VERSION 3.18)
 set(VCPKG_ROOT "vcpkg")
 set(CMAKE_TOOLCHAIN_FILE "${VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake" CACHE STRING "")
 
+if(NOT DEFINED VCPKG_OVERLAY_TRIPLETS)
+	set(VCPKG_OVERLAY_TRIPLETS "${CMAKE_CURRENT_SOURCE_DIR}/cmake/triplets" CACHE STRING "")
+endif()
+
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_POSITION_INDEPENDENT_CODE ON)

cmake/triplets/arm64-osx-custom.cmake

@@ -0,0 +1,10 @@
+set(VCPKG_TARGET_ARCHITECTURE arm64)
+set(VCPKG_CRT_LINKAGE dynamic)
+set(VCPKG_LIBRARY_LINKAGE static)
+
+set(VCPKG_CMAKE_SYSTEM_NAME Darwin)
+set(VCPKG_OSX_ARCHITECTURES arm64)
+
+if(PORT MATCHES "^(icu)$")
+    set(VCPKG_LIBRARY_LINKAGE dynamic)
+endif()

cmake/triplets/x64-linux-custom.cmake

@@ -0,0 +1,9 @@
+set(VCPKG_TARGET_ARCHITECTURE x64)
+set(VCPKG_CRT_LINKAGE dynamic)
+set(VCPKG_LIBRARY_LINKAGE static)
+
+set(VCPKG_CMAKE_SYSTEM_NAME Linux)
+
+if(PORT MATCHES "^(icu)$")
+    set(VCPKG_LIBRARY_LINKAGE dynamic)
+endif()

gen-linux-debug.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+cmake -S . -B build/Debug \
+	-DCMAKE_BUILD_TYPE=Debug \
+	-DCMAKE_VERBOSE_MAKEFILE=ON \
+	-DVCPKG_TARGET_TRIPLET=x64-linux-custom \
+	-DVCPKG_OVERLAY_TRIPLETS=cmake/triplets \
+	-G Ninja

gen-linux-release.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+cmake -S . -B build/Release \
+	-DCMAKE_BUILD_TYPE=Release \
+	-DCMAKE_VERBOSE_MAKEFILE=ON \
+	-DVCPKG_TARGET_TRIPLET=x64-linux-custom \
+	-DVCPKG_OVERLAY_TRIPLETS=cmake/triplets \
+	-G Ninja

gen-linux-x64-debug.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+cmake -S . -B build/Debug \
+	-DCMAKE_BUILD_TYPE=Debug \
+	-DCMAKE_VERBOSE_MAKEFILE=ON \
+	-DVCPKG_TARGET_TRIPLET=arm64-osx-custom \
+	-DVCPKG_OVERLAY_TRIPLETS=cmake/triplets \
+	-G Ninja

gen-linux-x64-release.sh

@@ -0,0 +1,7 @@
+#!/bin/sh
+cmake -S . -B build/Release \
+	-DCMAKE_BUILD_TYPE=Release \
+	-DCMAKE_VERBOSE_MAKEFILE=ON \
+	-DVCPKG_TARGET_TRIPLET=arm64-osx-custom \
+	-DVCPKG_OVERLAY_TRIPLETS=cmake/triplets \
+	-G Ninja