Subzero: Add "make format-diff" target.
This invokes clang-format-diff.py so you can easily reformat just
the code you touched.
(Caution, this may not apply to new files.)
BUG= none
R=jvoung@chromium.org
Review URL: https://codereview.chromium.org/372133002
diff --git a/Makefile.standalone b/Makefile.standalone
index 6a50f9a..b0addad 100644
--- a/Makefile.standalone
+++ b/Makefile.standalone
@@ -76,9 +76,23 @@
(cd crosstest; LLVM_BIN_PATH=$(LLVM_BIN_PATH) ./runtests.sh)
# TODO: Fix the use of wildcards.
+# Assumes clang-format is within $PATH.
format:
- $(LLVM_BIN_PATH)/clang-format -style=LLVM -i \
- src/Ice*.h src/Ice*.cpp src/llvm2ice.cpp
+ clang-format -style=LLVM -i src/*.h src/*.cpp
+
+# Assumes clang-format-diff.py is within $PATH, and that the
+# clang-format it calls is also within $PATH. This may require adding
+# a component to $PATH, or creating symlinks within some existing
+# $PATH component. Uses the one in /usr/lib/clang-format/ if it
+# exists.
+ifeq (,$(wildcard /usr/lib/clang-format/clang-format-diff.py))
+ CLANG_FORMAT_DIFF = clang-format-diff.py
+else
+ CLANG_FORMAT_DIFF = /usr/lib/clang-format/clang-format-diff.py
+endif
+format-diff:
+ git diff -U0 HEAD^ | \
+ $(CLANG_FORMAT_DIFF) -p1 -style=LLVM -i
clean:
rm -rf llvm2ice *.o build/
