Add process-utils for testing process execution

.github/workflows/win.yml

@@ -330,6 +330,9 @@ jobs:
           Add-Content $env:GITHUB_ENV "LLVM_TARGETS=${{ env.CI_LLVM_TARGETS }}"
           Add-Content $env:GITHUB_ENV "LLVM_LDFLAGS=${{ env.CI_LLVM_LDFLAGS }}"
 
+      - name: Build crystal-pu
+        run: make -f Makefile.win build\crystal-pu.exe O=build
+
       - name: Run stdlib specs with interpreter
         run: bin\crystal i spec\std_spec.cr
 

Makefile

@@ -300,6 +300,10 @@ $(LLVM_EXT_OBJ): $(LLVM_EXT_DIR)/llvm_ext.cc
 	$(call check_llvm_config)
 	$(CXX) -c $(CXXFLAGS) -o $@ $< $(if $(LLVM_CONFIG),$(shell $(LLVM_CONFIG) --cxxflags))
 
+$(O)/crystal-pu$(EXE): spec/support/process-utils.cr $(SOURCES)
+	@mkdir -p $(O)
+	$(EXPORT_CC) ./bin/crystal build $(FLAGS) -o $@ $<
+
 man/: $(MAN1PAGES)
 
 man/%.gz: man/%

Makefile.win

@@ -251,6 +251,11 @@ $(LLVM_EXT_OBJ): $(LLVM_EXT_DIR)\llvm_ext.cc
 	@rem - warning C4624: '...': destructor was implicitly defined as deleted
 	$(CXX) /nologo /c $(CXXFLAGS) /WX /wd4244 /wd4624 /wd4530 "/Fo$@" "$<" $(if $(LLVM_CONFIG),$(shell $(LLVM_CONFIG) --cxxflags))
 
+$(O)\crystal-pu.exe: spec\support\process-utils.cr $(SOURCES)
+	@$(call MKDIR,"$(O)")
+	$(call export_vars)
+	.\bin\crystal build $(FLAGS) -o $@ $<
+
 .PHONY: clean
 clean: clean_crystal ## Clean up built directories and files
 	$(call RM,"$(LLVM_EXT_OBJ)")