feat: full support for features and profiles

.github/workflows/CI.yml

@@ -29,12 +29,12 @@ jobs:
           - {compiler: gcc, version: 13}
           - {compiler: gcc, version: 14}
           - {compiler: gcc, version: 15}
-          - {compiler: intel, version: 2025.1}
+          - {compiler: intel, version: 2025.2}
         exclude:
           - os: macos-13  # No Intel on MacOS anymore since 2024
-            toolchain: {compiler: intel, version: '2025.1'}
+            toolchain: {compiler: intel, version: '2025.2'}
           - os: windows-latest  # Doesn't pass build and tests yet
-            toolchain: {compiler: intel, version: '2025.1'}
+            toolchain: {compiler: intel, version: '2025.2'}
           - os: windows-latest  # gcc 14 not available on Windows yet
             toolchain: {compiler: gcc, version: 14}
           - os: windows-latest  # gcc 15 not available on Windows yet

ci/meta_tests.sh

@@ -28,8 +28,8 @@ pushd metapackage_stdlib
 popd
 
 pushd metapackage_minpack
-"$fpm" build --verbose
-"$fpm" run --verbose
+"$fpm" build --verbose --flag " -Wno-external-argument-mismatch"
+"$fpm" run --verbose --flag " -Wno-external-argument-mismatch"
 popd
 
 pushd metapackage_mpi

ci/run_tests.sh

@@ -317,7 +317,7 @@ popd
 
 # Test shared library dependencies
 pushd shared_lib
-"$fpm" build || EXIT_CODE=$?
+"$fpm" build --verbose || EXIT_CODE=$?
 test $EXIT_CODE -eq 0
 popd
 
@@ -374,5 +374,9 @@ popd
 # Test custom build directory functionality 
 bash "../ci/test_custom_build_dir.sh" "$fpm" hello_world
 
+# Test FPM features functionality
+echo "=== Testing FPM Features Functionality ==="
+bash "../ci/test_features.sh" "$fpm"
+
 # Cleanup
 rm -rf ./*/build

ci/test_features.sh

@@ -0,0 +1,314 @@
+#!/usr/bin/env bash
+set -exo pipefail
+
+# Test script for FPM features functionality
+# Usage: ./test_features.sh [fpm_executable]
+# Note: This script should be run from the repo root or integrated into run_tests.sh
+
+if [ "$1" ]; then
+   fpm="$1"
+else
+   # Default to the fpm passed from run_tests.sh or system fpm
+   fpm="${fpm:-fpm}"
+fi
+
+echo "Testing FPM features functionality"
+
+echo "=== Testing features_demo package ==="
+
+# Test 1: Basic features - debug feature
+pushd "features_demo"
+echo "Test 1: Basic debug feature"
+rm -rf build
+"$fpm" run --features debug > output.txt
+grep -q "DEBUG mode enabled" output.txt || { echo "ERROR: DEBUG mode not enabled"; exit 1; }
+echo "✓ Debug feature works"
+
+# Test 2: Profile usage - development profile (includes debug)
+echo "Test 2: Development profile (debug feature)"
+rm -rf build
+"$fpm" run --profile development --target features_demo > output.txt
+grep -q "DEBUG mode enabled" output.txt || { echo "ERROR: DEBUG mode not enabled in development profile"; exit 1; }
+echo "✓ Development profile works"
+
+# Test 3: Multiple features
+echo "Test 3: Multiple features (debug + openmp)"
+rm -rf build
+"$fpm" run --features debug,openmp --target features_demo > output.txt
+grep -q "DEBUG mode enabled" output.txt || { echo "ERROR: DEBUG mode not enabled with multiple features"; exit 1; }
+grep -q "OpenMP support enabled" output.txt || { echo "ERROR: OpenMP not enabled with multiple features"; exit 1; }
+echo "✓ Multiple features work"
+
+# Test 4: Feature-specific executable (debug_demo only available with debug feature)
+echo "Test 4: Feature-specific executable"
+rm -rf build
+"$fpm" run --features debug --target debug_demo > output.txt
+grep -q "Debug Demo Program" output.txt || { echo "ERROR: Debug Demo Program not found"; exit 1; }
+grep -q "Debug mode: ON" output.txt || { echo "ERROR: Debug mode not ON in debug_demo"; exit 1; }
+echo "✓ Feature-specific executable works"
+
+# Test 5: Profile with multiple features - production profile (release + openmp)
+echo "Test 5: Production profile (release + openmp)"
+rm -rf build
+"$fpm" run --profile production --target features_demo > output.txt
+grep -q "RELEASE mode enabled" output.txt || { echo "ERROR: RELEASE mode not enabled in production profile"; exit 1; }
+grep -q "OpenMP support enabled" output.txt || { echo "ERROR: OpenMP not enabled in production profile"; exit 1; }
+# Should NOT have debug
+if grep -q "DEBUG mode enabled" output.txt; then
+    echo "ERROR: DEBUG mode should not be enabled in production profile"
+    exit 1
+fi
+echo "✓ Production profile works"
+
+# Test 6: No features - baseline behavior
+echo "Test 6: No features (baseline)"
+rm -rf build
+"$fpm" run --target features_demo > output.txt
+# Should have neither DEBUG nor RELEASE without explicit features
+if grep -q "DEBUG mode enabled" output.txt; then
+    echo "ERROR: DEBUG mode should not be enabled in baseline"
+    exit 1
+fi
+if grep -q "RELEASE mode enabled" output.txt; then
+    echo "ERROR: RELEASE mode should not be enabled in baseline"
+    exit 1
+fi
+if ! grep -q "Features: NONE" output.txt && ! grep -q "Demo completed successfully" output.txt; then
+    echo "ERROR: Expected baseline features output not found"
+    exit 1
+fi
+echo "✓ Baseline (no features) works"
+
+# Test 7: Error handling - invalid feature
+echo "Test 7: Error handling for invalid feature"
+rm -rf build
+if ! "$fpm" run --features nonexistent --target features_demo > /dev/null 2>&1; then
+    echo "Correctly rejected invalid feature"
+else
+    echo "ERROR: Should reject invalid feature" && exit 1
+fi
+
+# Test 8: Error handling - invalid profile  
+echo "Test 8: Error handling for invalid profile"
+rm -rf build
+if ! "$fpm" run --profile nonexistent --target features_demo > /dev/null 2>&1; then
+    echo "Correctly rejected invalid profile"  
+else
+    echo "ERROR: Should reject invalid profile" && exit 1
+fi
+
+# Test 9: Features and profile mutual exclusion
+echo "Test 9: Features and profile mutual exclusion"
+rm -rf build
+if ! "$fpm" run --features debug --profile development --target features_demo > /dev/null 2>&1; then
+    echo "Correctly rejected features + profile combination"
+else
+    echo "ERROR: Should reject features + profile combination" && exit 1  
+fi
+
+# Cleanup
+rm -rf build output.txt build_list.txt
+popd
+
+echo "=== Testing features_with_dependency package ==="
+
+# Test dependency features
+pushd "features_with_dependency"
+
+# RE-ENABLE AFTER MERGING fpm WITH CPP PARSING PR
+# Test 10: No features - should show NONE for both local and dependency
+# echo "Test 10: Dependency package without features"
+rm -rf build
+#"$fpm" run | tee output.txt
+# grep -q "NONE - no local features active" output.txt || { echo "ERROR: Local features NONE message not found"; exit 1; }
+# grep -q "Features: NONE" output.txt || { echo "ERROR: Features NONE not found in dependency test"; exit 1; }
+# echo "✓ Dependency package baseline works"
+
+# Test 11: Debug dependency feature
+echo "Test 11: Debug dependency feature"
+rm -rf build
+"$fpm" run --features with_feat_debug > output.txt
+grep -q "WITH_DEBUG_DEPENDENCY" output.txt || { echo "ERROR: WITH_DEBUG_DEPENDENCY not found"; exit 1; }
+grep -q "DEBUG mode enabled" output.txt || { echo "ERROR: DEBUG mode not enabled in dependency test"; exit 1; }
+echo "✓ Debug dependency feature works"
+
+# Test 12: Release dependency feature
+echo "Test 12: Release dependency feature"
+rm -rf build
+"$fpm" run --features with_feat_release > output.txt
+grep -q "WITH_RELEASE_DEPENDENCY" output.txt || { echo "ERROR: WITH_RELEASE_DEPENDENCY not found"; exit 1; }
+grep -q "RELEASE mode enabled" output.txt || { echo "ERROR: RELEASE mode not enabled in dependency test"; exit 1; }
+echo "✓ Release dependency feature works"
+
+# Test 13: Multi dependency feature
+echo "Test 13: Multi dependency feature"
+rm -rf build
+"$fpm" run --features with_feat_multi > output.txt
+grep -q "WITH_MULTI_DEPENDENCY" output.txt || { echo "ERROR: WITH_MULTI_DEPENDENCY not found"; exit 1; }
+grep -q "DEBUG mode enabled" output.txt || { echo "ERROR: DEBUG mode not enabled in multi dependency test"; exit 1; }
+grep -q "MPI support enabled" output.txt || { echo "ERROR: MPI support not enabled in multi dependency test"; exit 1; }
+echo "✓ Multi dependency feature works"
+
+# Test 14: Profile with dependency features
+echo "Test 14: Debug dependency profile"
+rm -rf build
+"$fpm" run --profile debug_dep > output.txt
+grep -q "WITH_DEBUG_DEPENDENCY" output.txt || { echo "ERROR: WITH_DEBUG_DEPENDENCY not found in profile test"; exit 1; }
+grep -q "DEBUG mode enabled" output.txt || { echo "ERROR: DEBUG mode not enabled in dependency profile test"; exit 1; }
+echo "✓ Debug dependency profile works"
+
+# Cleanup
+rm -rf build output.txt
+popd
+
+echo "=== Testing features_per_compiler package ==="
+
+# Test features per compiler package
+pushd "features_per_compiler"
+
+# Test 15: Development profile (debug + verbose)
+echo "Test 15: Features per compiler - development profile"
+rm -rf build
+if "$fpm" run --profile development > output.txt 2>&1; then
+    echo "✓ Exit code 0 (success) as expected"
+else
+    echo "ERROR: Expected exit code 0 but got non-zero exit code"
+    echo "=== Program output ==="
+    cat output.txt
+    echo "======================"
+    exit 1
+fi
+grep -q "Features Per Compiler Demo" output.txt || { echo "ERROR: Features Per Compiler Demo not found"; exit 1; }
+grep -q "✓ DEBUG: debug flags found" output.txt || { echo "ERROR: Debug feature not detected"; exit 1; }
+grep -q "✓ VERBOSE: -v flag found" output.txt || { echo "ERROR: Verbose feature not detected"; exit 1; }
+grep -q "✓ All compiler flag checks PASSED" output.txt || { echo "ERROR: Expected all checks to pass"; exit 1; }
+# Check compiler-specific flags (will depend on detected compiler)
+if grep -q "Detected compiler: gfortran" output.txt; then
+    grep -q "✓ Debug: -Wall found" output.txt || { echo "ERROR: gfortran debug flag -Wall not found"; exit 1; }
+    grep -q "✓ Debug: -fcheck=bounds found" output.txt || { echo "ERROR: gfortran debug flag -fcheck=bounds not found"; exit 1; }
+fi
+echo "✓ Development profile works"
+
+# Test 16: Production profile (release + fast)
+echo "Test 16: Features per compiler - production profile"
+rm -rf build
+if "$fpm" run --profile production > output.txt 2>&1; then
+    echo "✓ Exit code 0 (success) as expected"
+else
+    echo "ERROR: Expected exit code 0 but got non-zero exit code"
+    echo "=== Program output ==="
+    cat output.txt
+    echo "======================"
+    exit 1
+fi
+grep -q "Features Per Compiler Demo" output.txt || { echo "ERROR: Features Per Compiler Demo not found"; exit 1; }
+grep -q "✓ RELEASE: -O flags found" output.txt || { echo "ERROR: Release feature not detected"; exit 1; }
+grep -q "✓ FAST: fast optimization flags found" output.txt || { echo "ERROR: Fast feature not detected"; exit 1; }
+grep -q "✓ All compiler flag checks PASSED" output.txt || { echo "ERROR: Expected all checks to pass"; exit 1; }
+# Check compiler-specific flags (will depend on detected compiler)
+if grep -q "Detected compiler: gfortran" output.txt; then
+    # Check for either -march=native or -mcpu (Apple Silicon uses -mcpu)
+    if ! (grep -q "✓ Release: -march=native found" output.txt || grep -q "✓ Release: -mcpu found" output.txt); then
+        echo "ERROR: gfortran release architecture flag (-march=native or -mcpu) not found"
+        exit 1
+    fi
+    grep -q "✓ Fast: -ffast-math found" output.txt || { echo "ERROR: gfortran fast flag -ffast-math not found"; exit 1; }
+fi
+echo "✓ Production profile works"
+
+# Test 17: Testing profile (debug + strict)
+echo "Test 17: Features per compiler - testing profile"
+rm -rf build
+if "$fpm" run --profile testing > output.txt 2>&1; then
+    echo "✓ Exit code 0 (success) as expected"
+else
+    echo "ERROR: Expected exit code 0 but got non-zero exit code"
+    echo "=== Program output ==="
+    cat output.txt
+    echo "======================"
+    exit 1
+fi
+grep -q "Features Per Compiler Demo" output.txt || { echo "ERROR: Features Per Compiler Demo not found"; exit 1; }
+grep -q "✓ DEBUG: debug flags found" output.txt || { echo "ERROR: Debug feature not detected"; exit 1; }
+grep -q "✓ STRICT: standard compliance flags found" output.txt || { echo "ERROR: Strict feature not detected"; exit 1; }
+grep -q "✓ All compiler flag checks PASSED" output.txt || { echo "ERROR: Expected all checks to pass"; exit 1; }
+# Check compiler-specific flags (will depend on detected compiler)
+if grep -q "Detected compiler: gfortran" output.txt; then
+    grep -q "✓ Strict: -Wpedantic found" output.txt || { echo "ERROR: gfortran strict flag -Wpedantic not found"; exit 1; }
+fi
+echo "✓ Testing profile works"
+
+# Test 18: Individual features - debug only
+echo "Test 18: Features per compiler - debug feature only"
+rm -rf build
+if "$fpm" run --features debug > output.txt 2>&1; then
+    echo "✓ Exit code 0 (success) as expected"
+else
+    echo "ERROR: Expected exit code 0 but got non-zero exit code"
+    echo "=== Program output ==="
+    cat output.txt
+    echo "======================"
+    exit 1
+fi
+grep -q "Features Per Compiler Demo" output.txt || { echo "ERROR: Features Per Compiler Demo not found"; exit 1; }
+grep -q "✓ DEBUG: debug flags found" output.txt || { echo "ERROR: Debug feature not detected"; exit 1; }
+grep -q "✓ All compiler flag checks PASSED" output.txt || { echo "ERROR: Expected all checks to pass"; exit 1; }
+# Should NOT have release or fast flags
+if grep -q "✓ RELEASE: -O flags found" output.txt; then
+    echo "ERROR: Release flags should not be present with debug only"
+    exit 1
+fi
+echo "✓ Debug feature works"
+
+# Test 19: Individual features - release only
+echo "Test 19: Features per compiler - release feature only"
+rm -rf build
+if "$fpm" run --features release > output.txt 2>&1; then
+    echo "✓ Exit code 0 (success) as expected"
+else
+    echo "ERROR: Expected exit code 0 but got non-zero exit code"
+    echo "=== Program output ==="
+    cat output.txt
+    echo "======================"
+    exit 1
+fi
+grep -q "Features Per Compiler Demo" output.txt || { echo "ERROR: Features Per Compiler Demo not found"; exit 1; }
+grep -q "✓ RELEASE: -O flags found" output.txt || { echo "ERROR: Release feature not detected"; exit 1; }
+grep -q "✓ All compiler flag checks PASSED" output.txt || { echo "ERROR: Expected all checks to pass"; exit 1; }
+# Should NOT have debug flags
+if grep -q "✓ DEBUG: debug flags found" output.txt; then
+    echo "ERROR: Debug flags should not be present with release only"
+    exit 1
+fi
+echo "✓ Release feature works"
+
+# Test 20: No profile/features - baseline
+echo "Test 20: Features per compiler - baseline (no profile)"
+rm -rf build
+if "$fpm" run > output.txt 2>&1; then
+    echo "✓ Exit code 0 (success) as expected"
+else
+    echo "ERROR: Expected exit code 0 but got non-zero exit code"
+    echo "=== Program output ==="
+    cat output.txt
+    echo "======================"
+    exit 1
+fi
+grep -q "Features Per Compiler Demo" output.txt || { echo "ERROR: Features Per Compiler Demo not found"; exit 1; }
+grep -q "✓ All compiler flag checks PASSED" output.txt || { echo "ERROR: Expected all checks to pass"; exit 1; }
+# Should NOT have any feature flags in baseline
+if grep -q "✓ DEBUG: debug flags found" output.txt; then
+    echo "ERROR: Debug flags should not be present in baseline"
+    exit 1
+fi
+if grep -q "✓ RELEASE: -O flags found" output.txt; then
+    echo "ERROR: Release flags should not be present in baseline"
+    exit 1
+fi
+echo "✓ Baseline (no profile) works"
+
+# Cleanup
+rm -rf build output.txt
+popd
+
+echo "All FPM features tests passed!"

example_packages/features_demo/app/debug_demo.f90

@@ -0,0 +1,16 @@
+program debug_demo
+    use features_demo
+    implicit none
+
+    write(*,*) 'Debug Demo Program'
+    write(*,*) '=================='
+
+#ifdef DEBUG
+    write(*,*) 'Debug mode: ON'
+#else
+    write(*,*) 'Debug mode: OFF'
+#endif
+
+    call show_features()
+
+end program debug_demo

example_packages/features_demo/app/main.f90

@@ -0,0 +1,12 @@
+program main
+    use features_demo
+    implicit none
+
+    call show_features()
+
+    write(*,*) ''
+    write(*,*) get_build_info()
+    write(*,*) ''
+    write(*,*) 'Demo completed successfully!'
+
+end program main