OMakeconf

static. =
    VERSION = $(if $(CheckProg git), $(shell git describe --tags --always), unknown)
    FULLVERSION = $(VERSION) $(shell uname -m -o)

    CXXFLAGS = -g3 -Wall -pedantic -pipe

    CXXMM = $(CXX) $(CXXFLAGS) $(PREFIXED_INCLUDES) -MM # FIXME legacy: clean this

OMakefile

open OMakeconf
open OMakelib

.PHONY: cleanp clean
# .SUBDIRS:

# CXXFLAGS +=
# LDFLAGS +=
# INCLUDES +=

################################################
# Uncomment the following section if you want
# to build a C program in the current directory.
#

CProg(hello,main)

.DEFAULT: hello$(EXE)

CGeneratedFiles(version.h)

version.h: :value: $(FULLVERSION)
	fprint( version.h, $"""$(AUTOGEN_WARNING)
#define VERSION "$(FULLVERSION)"
""")

cleanp:
	git clean -xn

clean:
	git clean -xf 
	@echo "!!! omake: remember to use omake -U on the next run"

OMakelib

# The heuristic couldn't be easier (to fool): If there's a .h file included that 
# has a corresponding .cpp file, the main app depends on the resulting .o

ObjectDependencies(target) = 
    eprint( ---- $(addsuffix .o, $(target)): )
    deps = $(shell $(CXXMM) $(addsuffix .cpp, $(target)))
    deps = $(removesuffix $(filter %.h %.hpp, $(deps)))
    deps = $(removesuffix $(filter-exists $(addsuffix .cpp, $(deps))))
    eprintln( $(addsuffix .o, $(deps)) )
    return $(deps)

ScanDependenciesI(target, acc) =
    deps = $(ObjectDependencies $(target))
    acc += $(target)
    new = $(set-diff $(deps), $(acc)) 
    acc += $(new)
    foreach( n, $(new) )
        acc = $(set $(ScanDependenciesI $n, $(acc)))
        export
    return $(acc)

ScanDependencies(target) =
    eprintln( --- Generating object dependency tree for root $(target)... )
    ret = $(set-diff $(ScanDependenciesI $(target), $(Sequence)), $(Sequence))
    ret = $(addsuffix .o, $(ret))
    eprintln( ----- $(target): $(ret))
    return $(ret)

CProg(name, main) =
        exe = $(name)$(EXE)
        section
            OMakeFlags( -s )
            .SCANNER: $(exe): /.PHONY/CGeneratedFilesTarget :value: $(digest-in-path-optional $(INCLUDES), $&) :value: $(CXXMM)
                println($(exe): $(string $(ScanDependencies $(main))))

        $(exe): /.PHONY/CGeneratedFilesTarget
            $(CXX) $(CXXFLAGS) $(LDOUT)$@ $(filter %.o, $(dependencies $(exe))) $(LDFLAGS)

AUTOGEN_WARNING = /* DO NOT EDIT: build-system autogenerated file */

OMakeroot

open build/C
open build/LaTeX

DefineCommandVars()

.SUBDIRS: .