rexy712/makefile
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Rebuild when c(xx) flags change

Browse Source
This commit is contained in:
rexy712 2020-03-17 16:49:33 -07:00
parent 0d48b49510
commit c8460d11f1
2 changed files with 49 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
makefile.basic
View File

@ -35,6 +35,7 @@ POST_TARGETS::=
CLEAN_TARGETS::=
RELEASE?=0
MEMCHK?=0
SAVECFLAGS?=1
ifneq ($(WINDOWS),1)
#*nix settings
@ -114,12 +115,19 @@ else
COMPILER_FLAGS+=-O0 -g3 -ggdb
endif
ifeq ($(SAVECFLAGS),1)
CFLAGS_TMPFILE::=.cflags.tmp
OLD_COMPILEFLAGS::=$(file <$(CFLAGS_TMPFILE))
endif
#add dependency tracking and include directories
INTERNAL_COMPILERFLAGS=-c $(foreach dir,$(INCLUDE_DIRS),-I"$(dir)") -MMD -MP -MF"$(DEPDIR)/$(notdir $(patsubst %.o,%.d,$@))"
INTERNAL_LINKFLAGS=$(foreach dir,$(LIBDIRS),-L"$(dir)")
THIS_MAKEFILE_NAME::=$(lastword $(MAKEFILE_LIST))
INTERNAL_SOURCES::=$(SOURCES) $(foreach source,$(SOURCE_DIRS),$(foreach ext,$(EXT),$(wildcard $(source)/*.$(ext))))
OBJECTS::=$(addprefix $(OBJDIR)/,$(subst \,.,$(subst /,.,$(addsuffix .o,$(INTERNAL_SOURCES)))))
ALL_COMPILEFLAGS=$(COMPILER_FLAGS) $(INTERNAL_COMPILERFLAGS)
ALL_LINKFLAGS=$(INTERNAL_LINKFLAGS) $(LDFLAGS)
#Arguments to make submake use this makefile without "Entering directory" stuff
SUBMAKE_ARGUMENTS::=--no-print-directory -f "$(THIS_MAKEFILE_NAME)"
@ -129,9 +137,16 @@ define \n
endef
.PHONY: cflags-update
cflags-update:
ifeq ($(SAVECFLAGS),1)
ifneq ($(subst $(DEPDIR)/,$(DEPDIR)/cflags-update,$(ALL_COMPILEFLAGS)),$(OLD_COMPILEFLAGS))
$(file >$(CFLAGS_TMPFILE),$(ALL_COMPILEFLAGS))
endif
endif
#default target: run targets in PRE_TARGETS, then the main executable, then POST_TARGETS
.PHONY: all
all:
all: cflags-update
$(foreach target,$(PRE_TARGETS),@$(MAKE) $(SUBMAKE_ARGUMENTS) "$(target)"$(\n))
@$(MAKE) $(SUBMAKE_ARGUMENTS) "$(MAIN_EXECUTABLE)"
$(foreach target,$(POST_TARGETS),@$(MAKE) $(SUBMAKE_ARGUMENTS) "$(target)"$(\n))
@ -143,16 +158,16 @@ do_strip:
#Link executable
$(MAIN_EXECUTABLE): $(OBJECTS)
$(COMPILER) $^ -o "$(basename $@)" $(INTERNAL_LINKFLAGS) $(LDFLAGS) $(LDLIBS)
$(COMPILER) $^ -o "$(basename $@)" $(ALL_LINKFLAGS) $(LDLIBS)
#Object target recipe
define GENERATE_OBJECTS
$$(OBJDIR)/$(subst \,.,$(subst /,.,$(1))).%.o: $(1)/%
$$(COMPILER) $$(COMPILER_FLAGS) $$(INTERNAL_COMPILERFLAGS) "$$<" -o "$$@"
$$(OBJDIR)/$(subst \,.,$(subst /,.,$(1))).%.o: $(1)/% $(CFLAGS_TMPFILE)
$$(COMPILER) $$(ALL_COMPILEFLAGS) "$$<" -o "$$@"
endef
define GENERATE_INDIVIDUAL_OBJECTS
$$(OBJDIR)/$(subst \,.,$(subst /,.,$(1))).o: $(1)
$$(COMPILER) $$(COMPILER_FLAGS) $$(INTERNAL_COMPILERFLAGS) "$$<" -o "$$@"
$$(OBJDIR)/$(subst \,.,$(subst /,.,$(1))).o: $(1) $(CFLAGS_TMPFILE)
$$(COMPILER) $$(ALL_COMPILEFLAGS) "$$<" -o "$$@"
endef
#Create targets for object files
@ -173,6 +188,9 @@ clean:
$(call rmdir,"$(OBJDIR)")
$(call rm,"$(MAIN_EXECUTABLE)")
$(call rm,"$(MAIN_EXECUTABLE).exe")
ifeq ($(SAVECFLAGS),1)
$(call rm,"$(CFLAGS_TMPFILE)")
endif
#header file dep tracking
-include $(wildcard $(DEPDIR)/*.d)

32
makefile.library
View File

@ -37,6 +37,7 @@ SHARED?=1
STATIC?=0
RELEASE?=0
MEMCHK?=0
SAVECFLAGS?=1
ifneq ($(WINDOWS),1)
#*nix settings
@ -122,6 +123,11 @@ else
COMPILER_FLAGS+=-O0 -g3 -ggdb
endif
ifeq ($(SAVECFLAGS),1)
CFLAGS_TMPFILE::=.cflags.tmp
OLD_COMPILEFLAGS::=$(file <$(CFLAGS_TMPFILE))
endif
#add dependency tracking and include directories
INTERNAL_COMPILERFLAGS=-c $(foreach dir,$(INCLUDE_DIRS),-I"$(dir)") -MMD -MP -MF"$(DEPDIR)/$(notdir $(patsubst %.o,%.d,$@))"
INTERNAL_LINKFLAGS=$(foreach dir,$(LIBDIRS),-L"$(dir)")
@ -131,6 +137,8 @@ endif
THIS_MAKEFILE_NAME::=$(lastword $(MAKEFILE_LIST))
INTERNAL_SOURCES::=$(SOURCES) $(foreach source,$(SOURCE_DIRS),$(foreach ext,$(EXT),$(wildcard $(source)/*.$(ext))))
OBJECTS::=$(addprefix $(OBJDIR)/,$(subst \,.,$(subst /,.,$(addsuffix .o,$(INTERNAL_SOURCES)))))
ALL_COMPILEFLAGS=$(COMPILER_FLAGS) $(INTERNAL_COMPILERFLAGS)
ALL_LINKFLAGS=$(INTERNAL_LINKFLAGS) $(LDFLAGS)
#Arguments to make submake use this makefile without "Entering directory" stuff
SUBMAKE_ARGUMENTS::=--no-print-directory -f "$(THIS_MAKEFILE_NAME)"
@ -140,9 +148,16 @@ define \n
endef
.PHONY: cflags-update
cflags-update:
ifeq ($(SAVECFLAGS),1)
ifneq ($(subst $(DEPDIR)/,$(DEPDIR)/cflags-update,$(ALL_COMPILEFLAGS)),$(OLD_COMPILEFLAGS))
$(file >$(CFLAGS_TMPFILE),$(ALL_COMPILEFLAGS))
endif
endif
#default target: run targets in PRE_TARGETS, then build the main library, then POST_TARGETS
.PHONY: all
all:
all: cflags-update
$(foreach target,$(PRE_TARGETS),@$(MAKE) $(SUBMAKE_ARGUMENTS) "$(target)"$(\n))
ifeq ($(SHARED),1)
ifeq ($(WINDOWS),1)
@ -162,12 +177,12 @@ endif #static
ifeq ($(WINDOWS),1)
#target for windows shared library
$(DLLOUT): $(OBJECTS)
$(COMPILER) -shared -o "$(DLLOUT)" $^ -Wl,--out-implib,"lib$(MAIN_LIBRARY).a" $(SHARED_LIBRARY_FLAGS) $(INTERNAL_LINKFLAGS) $(LDFLAGS) $(LDLIBS)
$(COMPILER) -shared -o "$(DLLOUT)" $^ -Wl,--out-implib,"lib$(MAIN_LIBRARY).a" $(SHARED_LIBRARY_FLAGS) $(ALL_LINKFLAGS) $(LDLIBS)
else #windows
#target for *nix shared library
$(INTERNAL_SHARED_LIBRARY): $(OBJECTS)
$(COMPILER) -shared -o "$@" $^ $(COMPILER_FLAGS) $(SHARED_LIBRARY_FLAGS) $(INTERNAL_LINKFLAGS) $(LDFLAGS) $(LDLIBS)
$(COMPILER) -shared -o "$@" $^ $(COMPILER_FLAGS) $(SHARED_LIBRARY_FLAGS) $(ALL_LINKFLAGS) $(LDLIBS)
endif #windows
#target for static library
@ -188,12 +203,12 @@ endif
#Object target recipe
define GENERATE_OBJECTS
$$(OBJDIR)/$(subst \,.,$(subst /,.,$(1))).%.o: $(1)/%
$$(COMPILER) $$(COMPILER_FLAGS) $$(INTERNAL_COMPILERFLAGS) "$$<" -o "$$@"
$$(OBJDIR)/$(subst \,.,$(subst /,.,$(1))).%.o: $(1)/% $(CFLAGS_TMPFILE)
$$(COMPILER) $$(ALL_COMPILEFLAGS) "$$<" -o "$$@"
endef
define GENERATE_INDIVIDUAL_OBJECTS
$$(OBJDIR)/$(subst \,.,$(subst /,.,$(1))).o: $(1)
$$(COMPILER) $$(COMPILER_FLAGS) $$(INTERNAL_COMPILERFLAGS) "$$<" -o "$$@"
$$(OBJDIR)/$(subst \,.,$(subst /,.,$(1))).o: $(1) $(CFLAGS_TMPFILE)
$$(COMPILER) $$(ALL_COMPILEFLAGS) "$$<" -o "$$@"
endef
@ -218,6 +233,9 @@ clean: object_clean
$(call rm,"lib$(MAIN_LIBRARY).so")
$(call rm,"lib$(MAIN_LIBRARY).a")
$(call rm,"$(DLLOUT)")
ifeq ($(SAVECFLAGS),1)
$(call rm,"$(CFLAGS_TMPFILE)")
endif
#header file dep tracking
-include $(wildcard $(DEPDIR)/*.d)