Support execution outside container

Signed-off-by: Paulo Gomes <[email protected]>

Author: Paulo Gomes

hack/static.sh

@@ -10,9 +10,24 @@ LIBSSH2_URL="${LIBSSH2_URL:-https://github.com/libssh2/libssh2/archive/refs/tags
 # provide better performance (i.e. intel/cloudflare) or that are better maintained.
 LIBZ_URL="${LIBZ_URL:-https://github.com/madler/zlib/archive/refs/tags/v1.2.11.tar.gz}"
 
-BUILD_ROOT_DIR="/build"
+TARGET_DIR="${TARGET_DIR:-/usr/local/$(xx-info triple)}"
+BUILD_ROOT_DIR="${BUILD_ROOT_DIR:-/build}"
 SRC_DIR="${BUILD_ROOT_DIR}/src"
 
+
+TARGET_ARCH="$(uname -m)"
+if command -v xx-info; then 
+    TARGET_ARCH="$(xx-info march)"
+fi
+
+C_COMPILER="/usr/bin/gcc"
+CMAKE_PARAMS=""
+if command -v xx-clang; then 
+    C_COMPILER="/usr/bin/xx-clang"
+    CMAKE_PARAMS="$(xx-clang --print-cmake-defines)"
+fi
+
+
 function download_source(){
     mkdir -p "$2"
 
@@ -25,9 +40,12 @@ function build_libz(){
     download_source "${LIBZ_URL}" "${SRC_DIR}/libz"    
     pushd "${SRC_DIR}/libz"
 
-    ./configure --static \
-        --archs="-arch $(xx-info march)" \
-        --prefix="/usr/local/$(xx-info triple)"
+    if [ "${TARGET_ARCH}" = "$(uname -m)" ]; then
+        ./configure --static --prefix="${TARGET_DIR}"
+    else
+        ./configure --static --prefix="${TARGET_DIR}" \
+            --archs="-arch ${TARGET_ARCH}"            
+    fi
 
     make install
 
@@ -38,17 +56,17 @@ function build_openssl(){
     download_source "${OPENSSL_URL}" "${SRC_DIR}/openssl"    
     pushd "${SRC_DIR}/openssl"
 
-    target_name="$(xx-info march)"
+    target_name="${TARGET_ARCH}"
     if [ "${target_name}" = "armv7l" ]; then
         # openssl does not have a specific armv7l
         # using generic32 instead.
         target_name=generic32
     fi
 
     ./Configure "linux-${target_name}" threads no-shared zlib -fPIC -DOPENSSL_PIC \
-        --prefix="/usr/local/$(xx-info triple)" \
-        --with-zlib-include="/usr/local/$(xx-info triple)/include" \
-        --with-zlib-lib="/usr/local/$(xx-info triple)/lib" \
+        --prefix="${TARGET_DIR}" \
+        --with-zlib-include="${TARGET_DIR}/include" \
+        --with-zlib-lib="${TARGET_DIR}/lib" \
         --openssldir=/etc/ssl
 
     make
@@ -65,9 +83,9 @@ function build_libssh2(){
     mkdir -p build
     pushd build
 
-    cmake "$(xx-clang --print-cmake-defines)" \
-        -DCMAKE_C_COMPILER="/usr/bin/xx-clang" \
-        -DCMAKE_INSTALL_PREFIX="/usr/local/$(xx-info triple)" \
+    cmake "${CMAKE_PARAMS}" \
+        -DCMAKE_C_COMPILER="${C_COMPILER}" \
+        -DCMAKE_INSTALL_PREFIX="${TARGET_DIR}" \
         -DBUILD_SHARED_LIBS=OFF \
         -DCMAKE_C_FLAGS=-fPIC \
         -DCRYPTO_BACKEND=OpenSSL \
@@ -90,9 +108,9 @@ function build_libgit2(){
 
     pushd build
 
-    cmake "$(xx-clang --print-cmake-defines)" \
-        -DCMAKE_C_COMPILER="/usr/bin/xx-clang" \
-        -DCMAKE_INSTALL_PREFIX="/usr/local/$(xx-info triple)" \
+    cmake "${CMAKE_PARAMS}" \
+        -DCMAKE_C_COMPILER="${C_COMPILER}" \
+        -DCMAKE_INSTALL_PREFIX="${TARGET_DIR}" \
         -DTHREADSAFE:BOOL=ON \
         -DBUILD_CLAR:BOOL:BOOL=OFF \
         -DBUILD_SHARED_LIBS=OFF \
@@ -104,8 +122,8 @@ function build_libgit2(){
         -DUSE_BUNDLED_ZLIB:BOOL=ON \
         -DUSE_HTTPS:STRING=OpenSSL \
         -DREGEX_BACKEND:STRING=builtin \
-        -DCMAKE_INCLUDE_PATH="/usr/local/$(xx-info triple)/include" \
-        -DCMAKE_LIBRARY_PATH="/usr/local/$(xx-info triple)/lib" \
+        -DCMAKE_INCLUDE_PATH="${TARGET_DIR}/include" \
+        -DCMAKE_LIBRARY_PATH="${TARGET_DIR}/lib" \
         -DCMAKE_BUILD_TYPE="RelWithDebInfo" \
         .. 
 
@@ -115,4 +133,11 @@ function build_libgit2(){
     popd
 }
 
+function all(){
+    build_libz
+    build_openssl
+    build_libssh2
+    build_libgit2
+}
+
 "$@"