Reapply "Improve build system, etc..."

This reverts commit 705f529f55.

.gitignore

@@ -7,8 +7,7 @@ cmake-build-*
 include/generated
 
 # Dont't add build directories
-build_arm64-v8a
+build_*
-build_armeabi-v7a
 
 # Don't add generated objects and libs
 *.o

CMakeLists.txt

@@ -29,7 +29,7 @@ else()
 endif()
 
 # Add pmt's CMake module(s)
-include(cmake/generate_headers.cmake)
+include(build/cmake/generate_headers.cmake)
 
 # Generate header(s)
 get_property(FLAGS DIRECTORY PROPERTY COMPILE_OPTIONS)

build.sh

@@ -15,74 +15,61 @@
 #  limitations under the License.
 #
 
-set -e
-
-BUILD_64="build_arm64-v8a"
-BUILD_32="build_armeabi-v7a"
 THIS="$(basename $0)"
+TARGET_ABI_LIST=("arm64-v8a" "armeabi-v7a")
 
 echo() { command echo "[$THIS]: $@"; }
 
-checks()
+checks() {
-{
     if [ -z "$ANDROID_NDK" ]; then
         echo "Please set ANDROID_NDK variable as your NDK path."
         exit 1
     fi
-    if [ ! -f /usr/bin/cmake ] && [ ! -f /bin/cmake ]; then
+    if ! which cmake &>/dev/null; then
         echo "Please verify your CMake installation."
         exit 1
     fi
 }
 
-clean()
+clean() {
-{
     echo "Cleaning workspace."
-    rm -rf $BUILD_32 $BUILD_64 \
+    for a in ${TARGET_ABI_LIST[@]}; do rm -rf build_$a; done
-        include/generated \
+    rm -rf include/generated \
         srclib/libhelper/tests/dir \
         srclib/libhelper/tests/linkdir \
         srclib/libhelper/tests/file.txt
 }
 
-build()
+build() {
-{
+    set -e
-    mkdir -p $BUILD_64 $BUILD_32
     command echo -e "BUILD INFO:
-    ARCHS: arm64-v8a armeabi-v7a
+    ARCHS: ${TARGET_ABI_LIST[@]}
     ANDROID_PLATFORM: $ANDROID_PLATFORM
     ANDROID_TOOLCHAIN_FILE: $ANDROID_NDK/build/cmake/android.toolchain.cmake\n"
 
-    echo "Configuring for arm64-v8a..."
+    for a in ${TARGET_ABI_LIST[@]}; do
-    cmake -B $BUILD_64 -S . $1 \
+        echo "Configuring for $a..."
-        -DCMAKE_TOOLCHAIN_FILE=$ANDROID_NDK/build/cmake/android.toolchain.cmake \
+        mkdir -p build_$a
-        -DANDROID_ABI=arm64-v8a \
+        cmake -B build_$a -S . $1 \
-        -DANDROID_PLATFORM=$ANDROID_PLATFORM \
+            -DCMAKE_TOOLCHAIN_FILE=$ANDROID_NDK/build/cmake/android.toolchain.cmake \
-        -DANDROID_STL=c++_static
+            -DANDROID_ABI=$a \
+            -DANDROID_PLATFORM=$ANDROID_PLATFORM \
+            -DANDROID_STL=c++_static
+    done
 
-    echo "Configuring for armeabi-v7a..."
+    for a in ${TARGET_ABI_LIST[@]}; do
-    cmake -B $BUILD_32 -S . $1 \
+        echo "Building $a artifacts..."
-        -DCMAKE_TOOLCHAIN_FILE=$ANDROID_NDK/build/cmake/android.toolchain.cmake \
+        cmake --build build_$a
-        -DANDROID_ABI=armeabi-v7a \
+        echo "$a build complete, artifacts: $PWD/build_$a"
-        -DANDROID_PLATFORM=$ANDROID_PLATFORM \
+    done
-        -DANDROID_STL=c++_static
-
-    echo "Building arm64-v8a artifacts..."
-    cmake --build $BUILD_64
-    echo "arm64-v8a build complete, artifacts: $PWD/$BUILD_64"
-
-    echo "Building armeabi-v7a artifacts..."
-    cmake --build $BUILD_32
-    echo "armeabi-v7a build complete, artifacts: $PWD/$BUILD_32"
 }
 
 if [ $# -eq 0 ]; then
-    command echo "Usage: $0 build|rebuild|clean [EXTRA_CMAKE_FLAGS] [ANDROID_PLATFORM=SELECTED_ANDROID_PLATFORM]"
+    command echo -e "Usage: $0 build|rebuild|clean [EXTRA_CMAKE_FLAGS]\n  HINT: Export ANDROID_PLATFORM if you set min Android target.\n  HINT: Change TARGET_ABI_LIST array in build.sh if you build other archs."
     exit 1
 fi
 
-if [ -z $ANDROID_PLATFORM ]; then ANDROID_PLATFORM="android-21"; fi
+[ -z $ANDROID_PLATFORM ] && ANDROID_PLATFORM="android-21"
-
 checks
 
 case $1 in

src/CMakeLists.txt

@@ -30,7 +30,8 @@ set(PMT_SOURCES
 )
 
 # Add pmt
-add_executable(pmt ${PMT_SOURCES})
+add_executable(pmt ${PMT_SOURCES}
+        functions/ShellFunction.cpp)
 add_executable(pmt_static ${PMT_SOURCES})
 
 # Set linker options

src/functions/ShellFunction.cpp

@@ -0,0 +1,16 @@
+/*
+Copyright 2025 Yağız Zengin
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+           http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+

src/functions/functions.hpp

@@ -175,6 +175,17 @@ public:
   [[nodiscard]] const char *name() const override;
 };
 
+class shellFunction final : public FunctionBase {
+public:
+  CLI::App *cmd = nullptr;
+
+  bool init(CLI::App &_app) override;
+  bool run() override;
+
+  [[nodiscard]] bool isUsed() const override;
+  [[nodiscard]] const char *name() const override;
+};
+
 } // namespace PartitionManager
 
 #endif // #ifndef FUNCTIONS_HPP