[vcpkg] Add support for muslc, static crt linkage, and forcing the system binaries for cmake and ninja

2 files changed, 31 insertions, 10 deletions

diff --git a/scripts/bootstrap.sh b/scripts/bootstrap.sh
index 5de0998c1..4bb428668 100644
--- a/scripts/bootstrap.sh
+++ b/scripts/bootstrap.sh
@@ -1,12 +1,23 @@
 #!/bin/sh
 
 vcpkgDisableMetrics="OFF"
+vcpkgUseSystem=false
 for var in "$@"
 do
-    if [ "$var" = "-disableMetrics" ]; then
+    if [ "$var" = "-disableMetrics" -o "$var" = "--disableMetrics" ]; then
         vcpkgDisableMetrics="ON"
+    elif [ "$var" = "-useSystemBinaries" -o "$var" = "--useSystemBinaries" ]; then
+        vcpkgUseSystem=true
+    elif [ "$var" = "-help" -o "$var" = "--help" ]; then
+        echo "Usage: ./bootstrap-vcpkg.sh [options]"
+        echo
+        echo "Options:"
+        echo "    -help                Display usage help"
+        echo "    -disableMetrics      Do not build metrics reporting into the executable"
+        echo "    -useSystemBinaries   Force use of the system utilities for building vcpkg"
+        exit 1
     else
-        echo "Unknown argument $var"
+        echo "Unknown argument $var. Use '-help' for help."
         exit 1
     fi
 done
@@ -191,13 +202,13 @@ selectCXX()
     if [ "$gccversion" -lt "6" ]; then
         echo "CXX ($CXX) is too old; please install a newer compiler such as g++-7."
         echo "On Ubuntu try the following:"
-        echo "sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y"
-        echo "sudo apt-get update -y"
-        echo "sudo apt-get install g++-7 -y"
+        echo "  sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y"
+        echo "  sudo apt-get update -y"
+        echo "  sudo apt-get install g++-7 -y"
         echo "On CentOS try the following:"
-        echo "sudo yum install centos-release-scl"
-        echo "sudo yum install devtoolset-7"
-        echo "scl enable devtoolset-7 bash"
+        echo "  sudo yum install centos-release-scl"
+        echo "  sudo yum install devtoolset-7"
+        echo "  scl enable devtoolset-7 bash"
         return 1
     fi
 
@@ -206,8 +217,14 @@ selectCXX()
 
 # Preparation
 UNAME="$(uname)"
-fetchTool "cmake" "$UNAME" cmakeExe || exit 1
-fetchTool "ninja" "$UNAME" ninjaExe || exit 1
+
+if $vcpkgUseSystem; then
+    cmakeExe="cmake"
+    ninjaExe="ninja"
+else
+    fetchTool "cmake" "$UNAME" cmakeExe || exit 1
+    fetchTool "ninja" "$UNAME" ninjaExe || exit 1
+fi
 selectCXX CXX || exit 1
 
 # Do the build
diff --git a/scripts/toolchains/linux.cmake b/scripts/toolchains/linux.cmake
index 6bfb57621..b9cbc0ff3 100644
--- a/scripts/toolchains/linux.cmake
+++ b/scripts/toolchains/linux.cmake
@@ -16,5 +16,9 @@ if(NOT _CMAKE_IN_TRY_COMPILE)
 

     string(APPEND CMAKE_SHARED_LINKER_FLAGS_INIT " ${VCPKG_LINKER_FLAGS} ")

     string(APPEND CMAKE_EXE_LINKER_FLAGS_INIT " ${VCPKG_LINKER_FLAGS} ")

+    if(VCPKG_CRT_LINKAGE STREQUAL "static")

+        string(APPEND CMAKE_SHARED_LINKER_FLAGS_INIT "-static ")

+        string(APPEND CMAKE_EXE_LINKER_FLAGS_INIT "-static ")

+    endif()

 endif()

 endif()