| 1 | # The common submakefile used for building all kinds of targets.
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| 2 |
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| 3 | ifdef .MODULE
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| 4 | # If this is the first target in this module, add it to global variables
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| 5 | ifeq ($(findstring $(.MODULE),$(MODULES)),)
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| 6 | .PHONY: $(.MODULE)
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| 7 | MODULES += $(.MODULE)
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| 8 | ifdef .MDESC
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| 9 | DO.HELP.MODULES += $(call ECHO, $(.MODULE) - $(.MDESC))$(NL)
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| 10 | .MDESC :=
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| 11 | endif # def .MDESC
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| 12 | ifdef .MDEP
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| 13 | $(.MODULE): $(.MDEP)
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| 14 | .MDEP :=
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| 15 | endif # def .MDEP
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| 16 | endif # eq ($(findstring $(.MODULE),$(MODULES)),)
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| 17 | endif # def .MODULE
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| 18 |
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| 19 | # Canonicalize target kind to the form objectformat-threadness{-profiling}
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| 20 | ifneq ($(findstring aout,$(.TKIND)),)
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| 21 | .tmp := aout
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| 22 | else
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| 23 | .tmp := omf
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| 24 | endif # neq ($(findstring aout,$(.TKIND)),)
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| 25 | ifneq ($(findstring prof,$(.TKIND)),)
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| 26 | .tmp += prof
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| 27 | endif # neq ($(findstring prof,$(.TKIND)),)
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| 28 | .TKIND := $(.tmp)
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| 29 | ifdef .TKVAR
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| 30 | .TKIND.DIR := $(subst $(SPACE),-,$(.TKIND))/$(.TKVAR)/
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| 31 | else
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| 32 | .TKIND.DIR := $(subst $(SPACE),-,$(.TKIND))/
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| 33 | endif
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| 34 | .DIRS :=
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| 35 |
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| 36 | ifdef .TARGET
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| 37 |
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| 38 | # .TARG is same as .TARGET except that it has a st/ or mt/ prefix
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| 39 | .TARG := $(.TKIND.DIR)$(.TARGET)
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| 40 | .DIRS += $.$(.TKIND.DIR)
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| 41 |
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| 42 | ifdef .INSDIR
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| 43 | ifndef .NOINST
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| 44 | INS.FILES += $(INS)$(.INSDIR)$(.TARGET)
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| 45 | $(INS)$(.INSDIR)$(.TARGET): $.$(.TARG)
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| 46 | $(call CP,$<,$@)
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| 47 | endif
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| 48 | endif # def .INSDIR
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| 49 |
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| 50 | # We know how to create dependency files for .c and .cpp files
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| 51 | .tmp := $(strip $(filter %.c,$(.TSRC)) $(filter %.cpp,$(.TSRC)))
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| 52 | ifdef .tmp
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| 53 | # Read the dependency file
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| 54 | -include $.$(.TKIND.DIR)dep-$(.TARGET).smak
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| 55 |
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| 56 | TARGDEPEND += $.$(.TKIND.DIR)dep-$(.TARGET).smak
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| 57 |
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| 58 | ifdef BUILD_DEPS
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| 59 | # How to build the dependency file
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| 60 | $.$(.TKIND.DIR)dep-$(.TARGET).smak: $(.tmp)
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| 61 | $(DO.DEPS)
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| 62 | endif # BUILD_DEPS
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| 63 | endif # def .tmp
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| 64 |
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| 65 | endif # def .TARGET
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| 66 |
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| 67 | # If module has any source files, find respective object file names
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| 68 | # and directories where they will be built
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| 69 | ifdef .TSRC
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| 70 |
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| 71 | .OBJS := $(addprefix $.,$(call OBJFILE,$(.TSRC)))
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| 72 | .DIRS += $(sort $(dir $(.OBJS)))
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| 73 |
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| 74 | # Remove the names of files for which we already generated build rules
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| 75 | # so that we won't generate same rule twice. In general this is not very
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| 76 | # correct since two targets may want a object file compiled with different
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| 77 | # options (e.g. .TCF) but we assume that the developer knows what's doing.
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| 78 | ifndef BUILD.RULES
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| 79 | # We need BUILD.RULES to be a expand-value-on-assignment type variable,
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| 80 | # rather than expand-value-on-reference.
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| 81 | BUILD.RULES :=
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| 82 | endif
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| 83 | .TSRC := $(filter-out $(BUILD.RULES),$(join $(addsuffix :,$(.OBJS)),$(.TSRC)))
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| 84 | BUILD.RULES += $(.TSRC)
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| 85 | .TSRC := $(filter-out $(.OBJS),$(subst :, ,$(.TSRC)))
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| 86 |
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| 87 | # Generate compilation rules for C files
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| 88 | $(foreach x,$(filter %.c,$(.TSRC)), $(eval $(call def_compile_c,$(x))))
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| 89 |
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| 90 | # Generate compilation rules for S files
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| 91 | $(foreach x,$(filter %.s,$(.TSRC)), $(eval $(call def_compile_S,$(x))))
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| 92 |
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| 93 | # Generate compilation rules for asm files
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| 94 | $(foreach x,$(filter %.asm,$(.TSRC)), $(eval $(call def_compile_asm,$(x))))
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| 95 |
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| 96 | endif # def .TSRC
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| 97 |
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| 98 | # Add target directories to module dependencies and to overall list of dirs
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| 99 | ifneq ($(.DIRS),)
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| 100 | TARGDIRS += $(.DIRS)
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| 101 | ifdef .MODULE
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| 102 | $(.MODULE): $(.DIRS)
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| 103 | endif # def .MODULE
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| 104 | endif # neq ($(.DIRS),)
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| 105 |
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| 106 | # Add the target to the list of module dependencies
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| 107 | ifdef .TARGET
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| 108 | $(.MODULE): $.$(.TARG)
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| 109 | endif # def .TARGET
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| 110 |
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| 111 | # Replace the special sequence in .TDEP @O@ with $.$(.TKIND.DIR)
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| 112 | .DEPS := $(subst @O@,$.$(.TKIND.DIR),$(.TDEP))
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