Skip to content

build: rebuild when the compile command changes #524

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
TurkeyMan wants to merge 1 commit into
base: master
Choose a base branch
from
Draft

build: rebuild when the compile command changes #524

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
11 changes: 10 additions & 1 deletion Makefile
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -269,6 +269,15 @@ endif
# Note: LDC's -deps format is its own (D module deps), not Make-compatible --
# so we don't `-include $(DEPFILE)`; full rebuild on file changes.

# Recompile when flags or other compile-command inputs change.
FLAGS_STAMP := $(OBJDIR)/build-flags

# Parse-time refresh preserves normal timestamp behaviour under -n and -q.
$(shell mkdir -p $(OBJDIR); \
printf '%s\n' '$(COMPILE_CMD)' > $(FLAGS_STAMP).new; \
cmp -s $(FLAGS_STAMP).new $(FLAGS_STAMP) || mv -f $(FLAGS_STAMP).new $(FLAGS_STAMP); \
rm -f $(FLAGS_STAMP).new)

# =======================================================================
# Build rules
# =======================================================================
Expand All @@ -290,7 +299,7 @@ endif

# -- Main target -------------------------------------------------------

$(TARGET): $(SOURCES) $(BAREMETAL_OBJS) $(VENDOR_OBJS) $(BK_BEKEN_LIB)
$(TARGET): $(SOURCES) $(BAREMETAL_OBJS) $(VENDOR_OBJS) $(BK_BEKEN_LIB) $(FLAGS_STAMP)

# -- BK7231 FreeRTOS build (must come after $(TARGET) so it doesn't become default goal)

Expand Down
Loading