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#-*- Makefile -*-
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#-*- Makefile -*-
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## This files contains tabs: make sure your editor leaves them unchanged.
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## This files contains tabs: make sure your editor leaves them unchanged.
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## ===== configuration macros for building packages or R  ===============
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## ===== configuration macros for building packages or R  ===============
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# Alternatives GCC4 (MinGW gcc4) or CROSS (e.g. Linux)
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# or F2C (use suitable f2c rather than a Fortran compiler).
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# Alternatives GCC4 or F2C (use suitable f2c rather than a Fortran compiler).
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BUILD=GCC4
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BUILD=GCC4
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# an alternative is to use -gstabs here, if the debugger supports only stabs.
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# an alternative is to use -gstabs here, if the debugger supports only stabs.
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G_FLAG=-gdwarf-2
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G_FLAG=-gdwarf-2
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# needs to be set by user
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# needs to be set by user
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FC=
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FC=
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endif
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endif
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FCFLAGS=-O3
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FCFLAGS=-O3
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## =================== cross-compilation settings  =================
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ifeq ($(strip $(BUILD)),CROSS)
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# Next might be i586-mingw32- or x86_64-pc-mingw32- or ...
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# depending on the cross-compiler.
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ifeq ($(strip $(WIN)),64)
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BINPREF=x86_64-pc-mingw32-
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else
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BINPREF=i386-mingw32-
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endif
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# Optional, if compiler has been relocated
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# Set this to full path to dir where the mingw32 include files are.
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# It should contain fcntl.h and windows.h
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HEADER=
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# path (possibly full path) to same version of R on the host system
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R_EXE='I failed to read the instructions to set R_EXE in MkRules'
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## SHLIB extension on host: 'so' or 'dll'
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CROSS_EXT=so
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endif
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## =============== end of user-customizable parts  ===================
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## =============== end of user-customizable parts  ===================
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DEPARG=-MM
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DEPARG=-MM
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MINGW32LDFLAG=
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MINGW32LDFLAG=
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C99FLAG=-std=gnu99
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C99FLAG=-std=gnu99
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## earlier Rtools needs -sjlj
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## earlier Rtools needs -sjlj
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## an alternative is -dw2, which currently fails building R.
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## an alternative is -dw2, which currently fails building R.
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GCC4_SUFF=
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GCC4_SUFF=
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endif
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endif
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ifeq ($(strip $(BUILD)),CROSS)
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ifneq ($(strip $(HEADER)),)
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MINGW32CFLAG=-isystem $(HEADER)
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endif
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F77=$(BINPREF)gfortran
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FLIBS=-lgfortran
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AWK=awk
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endif
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ifeq ($(strip $(BUILD)),F2C)
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ifeq ($(strip $(BUILD)),F2C)
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BINPREF=
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BINPREF=
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MINGW32CFLAG=
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MINGW32CFLAG=
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F77=sh $(RHOME)/src/scripts/f77_f2c
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F77=sh $(RHOME)/src/scripts/f77_f2c
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FLIBS=-lf2c
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FLIBS=-lf2c
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%.a:
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%.a:
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#	@$(ECHO) -------- Building $@ from $^ --------
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#	@$(ECHO) -------- Building $@ from $^ --------
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	@$(RM) $@
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	@$(RM) $@
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	$(AR) crs $@ $^
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	$(AR) crs $@ $^
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ifeq ($(strip $(BUILD)),CROSS)
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%.o: %.rc
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	$(RESCOMP) $(RESFLAGS) $($*-RESFLAGS) -I $(HEADER) -i $< -o $@
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else
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%.o: %.rc
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%.o: %.rc
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	$(RESCOMP) $(RESFLAGS) $($*-RESFLAGS) -i $< -o $@
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	$(RESCOMP) $(RESFLAGS) $($*-RESFLAGS) -i $< -o $@
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endif
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.f90.o:
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.f90.o:
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	"$(FC)" $(PKG_FCFLAGS) $(FCFLAGS) -c $< -o $@
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	"$(FC)" $(PKG_FCFLAGS) $(FCFLAGS) -c $< -o $@
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.f95.o:
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.f95.o:
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	"$(FC)" $(PKG_FCFLAGS) $(FCFLAGS) -c $< -o $@
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	"$(FC)" $(PKG_FCFLAGS) $(FCFLAGS) -c $< -o $@