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authorGravatar Fred Sundvik <fsundvik@gmail.com>2016-07-08 23:19:48 +0300
committerGravatar Fred Sundvik <fsundvik@gmail.com>2016-07-08 23:19:48 +0300
commit6911ead027202da981862c9259ff4d962d51a519 (patch)
tree116d07dc7510307e671f8e23082967f981bda168 /tmk_core
parente8e300d5c4dd05b806869b648b93feeff1f8a7dc (diff)
downloadqmk_firmware-6911ead027202da981862c9259ff4d962d51a519.tar.gz
Use order only prerequisites to avoid re-linking
The prerequisites at the start of the build process are order-only so that the trget don't link again. Also added as a dependency to the compilation to force the messages to be printed at the start
Diffstat (limited to 'tmk_core')
-rw-r--r--tmk_core/rules.mk20
1 files changed, 11 insertions, 9 deletions
diff --git a/tmk_core/rules.mk b/tmk_core/rules.mk
index 8d843cc98..f13351ea1 100644
--- a/tmk_core/rules.mk
+++ b/tmk_core/rules.mk
@@ -360,49 +360,51 @@ gccversion :
$(eval CMD=$(AR) $@ $(OBJ) )
@$(BUILD_CMD)
+BEGIN = gccversion check_submodule sizebefore
+
# Link: create ELF output file from object files.
.SECONDARY : $(BUILD_DIR)/$(TARGET).elf
.PRECIOUS : $(OBJ)
-%.elf: gccversion sizebefore check_submodule $(OBJ)
+%.elf: $(OBJ) | $(BEGIN)
@$(SILENT) || printf "$(MSG_LINKING) $@" | $(AWK_CMD)
- $(eval CMD=$(CC) $(ALL_CFLAGS) $(filter-out gccversion sizebefore check_submodule,$^) --output $@ $(LDFLAGS))
+ $(eval CMD=$(CC) $(ALL_CFLAGS) $^ --output $@ $(LDFLAGS))
@$(BUILD_CMD)
# Compile: create object files from C source files.
-$(OBJDIR)/%.o : %.c
+$(OBJDIR)/%.o : %.c | $(BEGIN)
@mkdir -p $(@D)
@$(SILENT) || printf "$(MSG_COMPILING) $<" | $(AWK_CMD)
$(eval CMD=$(CC) -c $(ALL_CFLAGS) $< -o $@)
@$(BUILD_CMD)
# Compile: create object files from C++ source files.
-$(OBJDIR)/%.o : %.cpp
+$(OBJDIR)/%.o : %.cpp | $(BEGIN)
@mkdir -p $(@D)
@$(SILENT) || printf "$(MSG_COMPILING_CPP) $<" | $(AWK_CMD)
$(eval CMD=$(CC) -c $(ALL_CPPFLAGS) $< -o $@)
@$(BUILD_CMD)
# Compile: create assembler files from C source files.
-%.s : %.c
+%.s : %.c | $(BEGIN)
@$(SILENT) || printf "$(MSG_ASSEMBLING) $<" | $(AWK_CMD)
$(eval CMD=$(CC) -S $(ALL_CFLAGS) $< -o $@)
@$(BUILD_CMD)
# Compile: create assembler files from C++ source files.
-%.s : %.cpp
+%.s : %.cpp | $(BEGIN)
@$(SILENT) || printf "$(MSG_ASSEMBLING) $<" | $(AWK_CMD)
$(eval CMD=$(CC) -S $(ALL_CPPFLAGS) $< -o $@)
@$(BUILD_CMD)
# Assemble: create object files from assembler source files.
-$(OBJDIR)/%.o : %.S
+$(OBJDIR)/%.o : %.S | $(BEGIN)
@mkdir -p $(@D)
@$(SILENT) || printf "$(MSG_ASSEMBLING) $<" | $(AWK_CMD)
$(eval CMD=$(CC) -c $(ALL_ASFLAGS) $< -o $@)
@$(BUILD_CMD)
# Create preprocessed source for use in sending a bug report.
-%.i : %.c
+%.i : %.c | $(BEGIN)
$(CC) -E -mmcu=$(MCU) $(CFLAGS) $< -o $@
# Target: clean project.
@@ -492,7 +494,7 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
# Listing of phony targets.
.PHONY : all quick finish sizebefore sizeafter gccversion \
-build elf hex eep lss sym coff extcoff \
+build elf hex eep lss sym coff extcoff check_submodule \
clean clean_list debug gdb-config show_path \
program teensy dfu flip dfu-ee flip-ee dfu-start \
all-keyboards-defaults all-keyboards all-keymaps \