Add linting targets for all and changed files

Makefile.am

@@ -73,17 +73,41 @@ dist_man1_MANS = $(wildcard $(srcdir)/man/*.1)
 #Linting
 lint: format tidy
 
+# Run clang-format on all modified cpp/h files
 format:
-	cpplist=`git ls-files *.cpp *.h`; \
+	cd $(abs_top_srcdir); \
+	cpplist='`git diff --diff-filter=dr --name-only *.cpp *.h` `git diff --diff-filter=dr --name-only *.cpp *.h`'; \
 	for file in $$cpplist; \
 	do \
 		clang-format -i $$file; \
 	done;
 
+# Run clang-tidy on all modified cpp files
 tidy:
+	cd $(abs_top_srcdir); \
+	cpplist="`git diff --cached --diff-filter=dr --name-only *cpp` `git diff --diff-filter=dr --name-only *cpp`"; \
+	cd $(abs_top_builddir)/src; \
+	for file in $$cpplist; \
+	do \
+		clang-tidy $(abs_top_srcdir)/$$file --quiet --extra-arg=-std=c++17 -- -I$(abs_top_builddir)/src -I. -I$(abs_top_srcdir)/src -I$(abs_top_builddir)/include -I$(abs_top_builddir) $(CXXFLAGS) ;\
+	done;
+
+# Run clang-format on all cpp/h files known to git
+format-all:
+	cd $(abs_top_srcdir); \
+	cpplist=`git ls-files *.cpp *.h`; \
+	for file in $$cpplist; \
+	do \
+		clang-format -i $$file; \
+	done;
+
+# Run clang-tidy on all cpp files known to git
+tidy-all:
+	cd $(abs_top_srcdir); \
 	cpplist=`git ls-files *.cpp`; \
+	cd $(abs_top_builddir)/src; \
 	for file in $$cpplist; \
 	do \
-		clang-tidy $$file --quiet --header-filter=".*" --extra-arg=-std=c++17 -- $(CXXFLAGS) ;\
+		clang-tidy $(abs_top_srcdir)/$$file --quiet --extra-arg=-std=c++17 -- -I$(abs_top_builddir)/src -I. -I$(abs_top_srcdir)/src -I$(abs_top_builddir)/include -I$(abs_top_builddir) $(CXXFLAGS) ;\
 	done;