GNUmakefile

   1 # ---------
   2 # ocaml env
   3 # ---------
   4 OCAML_FLAGS?=-w @a-4-6-7-9-23-26-27-29-41
   5 OCAMLCC_FLAGS?=-ccopt -Werror -ccopt -Wall -ccopt -Wextra
   6 OCAMLCC_D_FLAGS?=-ccopt -Wno-error
   7 override OCAMLDEP_FLAGS:=-ml-synonym .cmi -ml-synonym .mll
   8 export OCAMLRUNPARAM
   9
  10 # --------
  11 # make env
  12 # --------
  13 camlcase=$(shell pack=$1; printf %c $${pack} | tr '[a-z]' '[A-Z]'; printf %s $${pack\#?})
  14 filter-flag=$(if $2 \
  15  ,$(if $(patsubst $1,,$(firstword $2)), \
  16                            $(call filter-flag,$1,$(wordlist 2,$(words $2),$2)), \
  17         $(wordlist 2,2,$2) $(call filter-flag,$1,$(wordlist 3,$(words $2),$2))) \
  18  ,)
  19 dllpath-pkg-recursive=$(call filter-flag,-dllpath,$(shell \
  20         OCAMLPATH='$(OCAMLPATH)' \
  21         OCAMLFIND_COMMANDS='ocamlc=echo' \
  22         ocamlfind ocamlc -dllpath-all $1))
  23 dirname=$(patsubst %/,%,$(dir $1))
  24 filter-dir=$(patsubst %/.,%,$(wildcard $(patsubst %,%/.,$1)))
  25 filter-dir-out=$(foreach x,$1,$(if $(call filter-dir,$x),,$x))
  26 flock=flock $1 $2 -c "$(subst ",\",$(subst \,\\,$3))"
  27 flocks=$(if $2,$(call \
  28         flock,$1,$(firstword $2),$(call \
  29                 flocks,$1,$(wordlist 2,$(words $2),$2),$3)),$3)
  30 GNUmakefile.inc?=GNUmakefile.inc
  31 if_arg=$(if $2,$1 $2)
  32 is_parallel=$(findstring j,$(value MAKEFLAGS))
  33 map=$(foreach x,$2,$(call $1,$x))
  34 mul=$(foreach p,$1,$(foreach s,$2,$p$s))
  35 rev=$(if $1,$(call \
  36         rev,$(wordlist 2,$(words $1),$1))) $(firstword $1)
  37 uniq=$(if $1,$(call \
  38         uniq,$(wordlist 2,$(words $1),$1),$2 $(if \
  39                 $(filter $(firstword $1),$2),,$(firstword $1)))\
  40  ,$2)
  41 ,:=,
  42 .SECONDARY:
  43 .SUFFIXES:
  44         MAKEFLAGS += -r
  45 .SHELLFLAGS += -e
  46
  47 # -----
  48 # clean
  49 # -----
  50 rmw=$(call if_arg,rm,$(wildcard $1))
  51 cleaner+=$(or $(filter cc,$(MAKECMDGOALS)),$(filter %/cc,$(MAKECMDGOALS)),$(filter cleaner,$(MAKECMDGOALS)),$(filter %/cleaner,$(MAKECMDGOALS)))
  52 clean+=$(or   $(filter c,$(MAKECMDGOALS)),$(filter  %/c,$(MAKECMDGOALS)),$(filter  clean,$(MAKECMDGOALS)),$(filter   %/clean,$(MAKECMDGOALS)))$(cleaner)
  53 LIBOCAML_MAKE_NO_DEPS+=$(or $(clean),$(cleaner))
  54 %.ml/clean: %.mll
  55         $(call rmw,$(@:/clean=))
  56 %.ml/clean:
  57
  58 %.mli/clean:
  59
  60 %.o/clean:
  61         $(call rmw,$(@:/clean=) $*.s $(if $(cleaner),$*.d))
  62 %.a/clean: %.a.clean
  63
  64 lib%.a.clean: dll%.so.clean
  65         $(call rmw,$(@:.clean=))
  66 %.so/clean: %.so.clean
  67
  68 dll%.so.clean: lib%.so.clean
  69         $(call rmw,$(@:.clean=))
  70 lib%.so.clean:
  71         $(call rmw,$(@:.clean=))
  72 %.cm/clean %.cd/clean: %.ml/clean
  73         $(call rmw,$*.cmo $*.cmx $*.cmxs $*.o $*.s $*.startup.s $*.cmi $(if $(cleaner),$*.d))
  74 %.cmi/clean: %.mli/clean
  75         $(call rmw,$*.cmi $(if $(cleaner),$*.d))
  76 %.ca/clean:
  77         $(call rmw,$*.cma $*.cmxa $*.a)
  78 %.cb/clean:
  79         $(call rmw,$*.byte $*.native)
  80
  81 # ---------------------
  82 # ocaml GNUmakefile.inc
  83 # ---------------------
  84 define make_GNUmakefile.inc
  85 d       := $1
  86 dir_ptr := $$(dir_ptr).level
  87 dirstack_$$(dir_ptr) := $$d
  88
  89 Pack := $$(if $$(Pack),$$(Pack).)$$(call camlcase,$$(notdir $1))
  90
  91 targets :=
  92
  93 include $1/$(GNUmakefile.inc)
  94
  95 ifeq ($$(LIBOCAML_MAKE_NO_DEPS),)
  96 -include $$(wildcard $$(o:.o=.d) $$(cm:.cm=.d) $$(cd:.cd=.d))
  97 endif
  98
  99 dirs := $$(call filter-dir,$$(filter-out $1,$$(call uniq,$$(basename $$(targets)))))
 100
 101 $1/c  $1/clean:   clean:=clean
 102 $1/cc $1/cleaner: cleaner:=cleaner
 103 $1/b  $1/byte:    byte:=byte
 104 $1/n  $1/native:  native:=native
 105 $1/all:           byte:=byte
 106 $1/all:           native:=native
 107
 108 # NOTE: no .PHONY: to trigger %/clean
 109 $1/clean:   $$(addsuffix /clean,$$(targets))
 110 $1/cleaner: $1/clean
 111 $1/c:  $1/clean
 112 $1/cc: $1/cleaner
 113
 114
 115 ifeq ($$(LIBOCAML_MAKE_NO_DEPS),)
 116 targets := $$(foreach t,$$(targets), \
 117         $$t \
 118         $$(if $$(filter %.o,$$t)$$(filter %.cm,$$t)$$(filter %.cd,$$t) \
 119          ,$$(if $$(wildcard $$(basename $$t)),,$$(basename $$t).d)))
 120 endif
 121
 122 $1/byte:        $$(patsubst %.cb,%.byte,  $$(patsubst %.ca,%.cma, $$(patsubst %.cm,%.cmo,$$(patsubst %.cd,%.cmo, $$(targets)))))
 123 $1/native:      $$(patsubst %.cb,%.native,$$(patsubst %.ca,%.cmxa,$$(patsubst %.cm,%.cmx,$$(patsubst %.cd,%.cmxs,$$(targets)))))
 124 $1/all:         $1/byte $1/native
 125 $1/exec-byte:   $$(cb:.cb=.byte.exec)
 126 $1/exec-native: $$(cb:.cb=.native.exec)
 127 $1/b:  $1/byte
 128 $1/n:  $1/native
 129 $1/xb: $1/exec-byte
 130 $1/xn: $1/exec-native
 131
 132 $$(foreach d,$$(dirs), \
 133   $$(eval $1/clean:       $$d/clean) \
 134   $$(eval $1/cleaner:     $$d/cleaner) \
 135   $$(eval $1/byte:        $$d/byte) \
 136   $$(eval $1/native:      $$d/native) \
 137   $$(eval $1/exec-byte:   $$d/exec-byte) \
 138   $$(eval $1/exec-native: $$d/exec-native) \
 139   $$(call include_GNUmakefile.inc,$$d))
 140
 141 Pack := $$(if $$(findstring .,$$(Pack)),$$(basename $$(Pack)),)
 142
 143 d       := $$(dirstack_$$(dir_ptr))
 144 dir_ptr := $$(basename $$(dir_ptr))
 145
 146 endef
 147 include_GNUmakefile.inc = $(eval $(call make_GNUmakefile.inc,$(or $1,.)))
 148
 149 # ----------
 150 # ocaml deps
 151 # ----------
 152 %.d: %.ml
 153         errnos=`{ { ocamlfind ocamldep $(OCAMLDEP_FLAGS) $(OCAML_DEPS_FLAGS) $< || echo >&3 0:$$?; } | \
 154         { sed >$@ -e 's/^[^ ]*\.cmx/&s \\\\\n&/' -e 's/ :/:/' || echo >&3 1:$$?; } \
 155         } 3>&1` && [ -z "$$errnos" ] || { rm $@ && false; }
 156
 157 # ------------
 158 # ocaml object
 159 # ------------
 160 o=$(filter %.o,$(targets))
 161 %.o: %.c
 162         ocamlfind ocamlc -ccopt -o -ccopt $@ -c $(OCAML_FLAGS) $(foreach x,$(CFLAGS),-ccopt $x) $(foreach x,$(LDFLAGS),-cclib $x) $(OCAMLCC_FLAGS) $(if $(DEBUG),-ccopt -Wa$(,)-aln=$*.s) $<
 163 %.d: %.c
 164         ocamlfind ocamlc -ccopt -o -ccopt $@ -c -nostdlib -ccopt -MM -ccopt -MT"$@\\ $(@:d=o)" -ccopt -MF$@ $(OCAML_FLAGS) $(OCAMLCC_FLAGS) $(OCAMLCC_D_FLAGS) $<
 165
 166 # -----------
 167 # ocaml lexer
 168 # -----------
 169 %.ml: %.mll
 170         ocamllex $<
 171         touch -r $< $@ # NOTE: to avoid rebuilding %.d
 172
 173 # ---------------
 174 # ocaml interface
 175 # ---------------
 176 cmi=$(filter %.cmi,$(targets))
 177 %.cmi: %.mli
 178         $(call lock_rw_cmi,ocamlfind ocamlc -c $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAML_INTF_FLAGS) $(filter %.mli,$^))
 179 %.cmi: %.ml
 180
 181
 182 # ------------
 183 # ocaml module
 184 # ------------
 185 cm=$(filter %.cm,$(targets))
 186 cd=$(filter %.cd,$(targets))
 187 lock_ro_cmi=$(if $(and $(byte),$(native),$(is_parallel)),$(call \
 188         flocks,-s,$(patsubst %.cmx,%.cmi,$(patsubst %.cmo,%.cmi, \
 189                 $(filter %.cmi,$^) $(filter %.cmo,$^) $(filter %.cmx,$^))),$1),$1)
 190 lock_rw_cmi=$(if $(and $(byte),$(native),$(is_parallel)),$(call \
 191         flock,-x,$*.cmi,$(call \
 192                 flocks,-s,$(patsubst %.cmx,%.cmi,$(patsubst %.cmo,%.cmi, \
 193                         $(filter %.cmi,$^) $(filter %.cmo,$^) $(filter %.cmx,$^))),$1)),$1)
 194 %.cmo: %.ml %.cmi
 195         $(call lock_rw_cmi,ocamlfind ocamlc -c $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLC_FLAGS) $(filter %.ml,$^))
 196 %.cmx %.o: %.ml %.cmi
 197         $(call lock_rw_cmi,ocamlfind ocamlopt -c $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLOPT_FLAGS) $(filter %.ml,$^))
 198 %.cmxs %.cmx %.o: %.ml %.cmi
 199         $(call lock_rw_cmi,ocamlfind ocamlopt -shared -o $*.cmxs $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLOPT_FLAGS) $(filter %.ml,$^))
 200  # NOTE : remember to install the .cmx files as they enable cross-module optimizations
 201
 202 # ----------
 203 # ocaml pack
 204 # ----------
 205 %.cmo: | %
 206         $(call lock_rw_cmi,ocamlfind ocamlc -pack -o $*.cmo $(OCAML_FLAGS) $(OCAMLC_FLAGS) $(OCAMLC_PACK_FLAGS) $(filter %.cmo,$^))
 207 %.cmx %.o: | %
 208         $(call lock_rw_cmi,ocamlfind ocamlopt -pack -o $*.cmx $(OCAML_FLAGS) $(OCAMLOPT_FLAGS) $(OCAMLOPT_PACK_FLAGS) $(filter %.cmx,$^))
 209
 210 # --------------
 211 # object archive
 212 # --------------
 213 a=$(filter %.a,$(targets))
 214 lock_rw_a=$(if $(is_parallel),$(call flock,-x,$(@D),$1),$1)
 215 lib%.a dll%.so:
 216         $(call lock_rw_a,ocamlfind ocamlmklib -failsafe $(OCAMLMKLIB_FLAGS) -oc $* $(OCAMLMKLIB_OBJECT_FLAGS) $(foreach x,$(LDFLAGS),-ldopt $x) $(filter %.o,$^) \
 217          $(if $(STRIP), && strip --strip-unneeded $(STRIP_FLAGS) $(STRIP_LIB_FLAGS) $(@D)/lib$(*F).a \
 218          && if [ -e '$(@D)/dll$(*F).so' ]; then strip $(STRIP_FLAGS) $(STRIP_DLL_FLAGS) $(@D)/dll$(*F).so; fi))
 219
 220 # -------------
 221 # ocaml archive
 222 # -------------
 223 ca=$(filter %.ca,$(targets))
 224 %.cma:
 225         $(if $(filter %.a,$^), \
 226                 $(call lock_ro_cmi,ocamlfind ocamlmklib -o $* \
 227                  -oc $(patsubst lib%.a,%,$(notdir $(firstword $(filter %.a,$^)))) \
 228                  $(OCAMLMKLIB_FLAGS) $(OCAMLMKLIB_OCAML_FLAGS) $(OCAMLMKLIB_BYTE_FLAGS) \
 229                  $(filter %.cmo,$^)), \
 230                 $(call lock_ro_cmi,ocamlfind ocamlc -a -o $@ $(OCAMLC_ARCHIVE_FLAGS) $(filter %.cmo,$^)))
 231 %.cmxa:
 232         $(if $(filter %.a,$^), \
 233                 $(call lock_ro_cmi,ocamlfind ocamlmklib -o $* \
 234                  -oc $(patsubst lib%.a,%,$(notdir $(firstword $(filter %.a,$^)))) \
 235                  $(OCAMLMKLIB_FLAGS) $(OCAMLMKLIB_OCAML_FLAGS) $(OCAMLMKLIB_NATIVE_FLAGS) \
 236                  $(filter %.cmx,$^)), \
 237                 $(call lock_ro_cmi,ocamlfind ocamlopt -a -o $@ $(OCAMLOPT_ARCHIVE_FLAGS) $(filter %.cmx,$^)))
 238
 239 # ------------
 240 # ocaml binary
 241 # ------------
 242 cb=$(filter %.cb,$(targets))
 243 %.byte:
 244         $(call lock_ro_cmi,ocamlfind ocamlc -o $@ -linkpkg $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLC_FLAGS) $(OCAML_BIN_FLAGS) $(OCAMLC_BIN_FLAGS) $(filter %.cmo,$^))
 245 %.native:
 246         $(call lock_ro_cmi,ocamlfind ocamlopt -o $@ -linkpkg $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLOPT_FLAGS) $(OCAML_BIN_FLAGS) $(OCAMLOPT_BIN_FLAGS) $(filter %.cmx,$^) \
 247          $(if $(STRIP), && strip $(STRIP_FLAGS) $(STRIP_NATIVE_FLAGS) $@))
 248
 249 # -------------
 250 # ocaml linking
 251 # -------------
 252 ocaml_stublibs/=$(abspath $d/stublibs)
 253 %/dynamic: export LINKING_MODE=dynamic
 254 %/dynamic: ,ocaml-predicates= \
 255  $(patsubst -thread,$(,)mt$(,)mt_posix threads.posix,$(filter -thread,$(OCAML_DEPS_FLAGS)))
 256 %/dynamic: ocaml-packages= \
 257         $(shell OCAMLPATH='$(OCAMLPATH)' ocamlfind query -recursive -format %p \
 258          -predicates byte$(,ocaml-predicates) \
 259          $(call filter-flag,-package,$(OCAML_DEPS_FLAGS)))
 260 %/dynamic: ocaml-dll=$(shell ocamlobjinfo \
 261          $$(OCAMLPATH='$(OCAMLPATH)' ocamlfind query -recursive -format %d/%a \
 262          -predicates byte$(,ocaml-predicates) $(ocaml-packages)) | sed -n \
 263          -e '/^Extra dynamically-loaded libraries:/{s/^[^:]*://;p}')
 264 %/dynamic: \
 265         override OCAMLOPT_BIN_FLAGS+= \
 266          -noautolink \
 267          -cclib -L$(shell ocamlfind printconf stdlib)/stublibs \
 268          $(shell ocamlobjinfo \
 269                  $$(OCAMLPATH='$(OCAMLPATH)' ocamlfind query -recursive -format %d/%a \
 270                          -predicates native$(,ocaml-predicates) $(ocaml-packages) | \
 271                         { \
 272                                 set --; \
 273                                 while IFS= read -r line; \
 274                                  do set -- "$$line" "$$@"; \
 275                                  done; \
 276                                 printf '%s\n' "$$@"; \
 277                         }) | sed -n \
 278                  -e '/^Extra C options:/{s/^[^:]*://;s/[^ ][^ ]*/-ccopt \0/g;p}' \
 279                  -e '/^Extra C object files:/{s/^[^:]*://; \
 280                          $(patsubst -l%,s/ -l\(%\)\( \|$$\)/ -l:dll\1.so /g;,$(ocaml-dll))s/[^ ][^ ]*/-cclib \0/g;p}')
 281  # NOTE: the above rule enables the dynamic linking
 282  #       against dll*.so in native code, by rewriting
 283  #       the -l* flags for ocaml stubs (listed in .cma archives)
 284  #       embedded in *.cmxa archives, to -l:dll*.so flags.
 285  #       Beware that the paths where dll*.so are found at link-time
 286  #       will be used at runtime to load them.
 287  #       Note also that the gain in size is likely to be small
 288  #       and not worth the complexity of dynamic linking.
 289 %/dynamic: %
 290
 291
 292 %/static: export LINKING_MODE=static
 293 %/static: override OCAMLMKLIB_FLAGS+=-custom
 294 %/static: override OCAMLC_FLAGS+=-custom -ccopt -static -cclib -Wl,--start-group -cclib -ltermcap
 295  # NOTE : with static linking -lcamlrun needs -ltermcap
 296  #        this unclosed (sic) --start-group is needed
 297  #        because ocamlc puts -lcamlrun after all the -cclib .
 298 %/static: override OCAMLOPT_FLAGS+=-nodynlink -ccopt -static $(if $(filter x86_64,$(shell uname -m)),-fno-PIC)
 299 %/static: %
 300
 301
 302 %/strip: export STRIP=strip
 303 %/strip: %
 304
 305
 306 # -----------------
 307 # binary capability
 308 # -----------------
 309 %.caps: setcap=$(shell PATH="$$PATH:/sbin"; which setcap)
 310 %.caps: %
 311         $(if $(caps),[ ! -x "$(setcap)" ] || $(setcap) "$(caps)" $*)
 312
 313 # ----------------
 314 # binary execution
 315 # ----------------
 316 .PHONY: %.byte.exec %.native.exec
 317 %.byte.exec: %.byte
 318         PATH=".:$$PATH"; \
 319         $< $(EXEC_FLAGS) $(EXEC_BYTE_FLAGS)
 320 %.native.exec: %.native
 321         PATH=".:$$PATH"; \
 322         $< $(EXEC_FLAGS) $(EXEC_NATIVE_FLAGS)
 323
 324 # ---------------
 325 # ocaml debugging
 326 # ---------------
 327 export DEBUG
 328 %/debug: override OCAML_FLAGS+=-verbose
 329 %/debug: override OCAMLC_FLAGS+=-g -principal
 330 %/debug: override OCAMLCC_FLAGS+=-ccopt -ggdb3 -ccopt -rdynamic -ccopt -DDEBUG
 331 %/debug: override OCAMLMKLIB_FLAGS+=-verbose
 332 %/debug: override OCAMLOPT_FLAGS+=-principal -ccopt -ggdb3 -ccopt -rdynamic
 333 %/debug: override OCAMLRUNPARAM+=b
 334 %/debug: override DEBUG:=debug
 335 %/debug: %
 336
 337
 338 $(call include_GNUmakefile.inc,$(SRCDIR))