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 ocamlc_version:=$(shell ocamlfind ocamlc -version)
  15 ocamlopt_version:=$(shell ocamlfind ocamlopt -version)
  16 filter-flag=$(if $2 \
  17  ,$(if $(patsubst $1,,$(firstword $2)), \
  18                            $(call filter-flag,$1,$(wordlist 2,$(words $2),$2)), \
  19         $(wordlist 2,2,$2) $(call filter-flag,$1,$(wordlist 3,$(words $2),$2))) \
  20  ,)
  21 dllpath-pkg-recursive=$(call filter-flag,-dllpath,$(shell \
  22         OCAMLPATH='$(OCAMLPATH)' \
  23         OCAMLFIND_COMMANDS='ocamlc=echo' \
  24         ocamlfind ocamlc -dllpath-all $1))
  25 dirname=$(patsubst %/,%,$(dir $1))
  26 filter-dir=$(patsubst %/.,%,$(wildcard $(patsubst %,%/.,$1)))
  27 filter-dir-out=$(foreach x,$1,$(if $(call filter-dir,$x),,$x))
  28 flock=flock $1 $2 -c "$(subst ",\",$(subst \,\\,$3))"
  29 flocks=$(if $2,$(call \
  30         flock,$1,$(firstword $2),$(call \
  31                 flocks,$1,$(wordlist 2,$(words $2),$2),$3)),$3)
  32 GNUmakefile.inc?=GNUmakefile.inc
  33 if_arg=$(if $2,$1 $2)
  34 is_parallel=$(findstring j,$(value MAKEFLAGS))
  35 map=$(foreach x,$2,$(call $1,$x))
  36 mul=$(foreach p,$1,$(foreach s,$2,$p$s))
  37 rev=$(if $1,$(call \
  38         rev,$(wordlist 2,$(words $1),$1))) $(firstword $1)
  39 uniq=$(if $1,$(call \
  40         uniq,$(wordlist 2,$(words $1),$1),$2 $(if \
  41                 $(filter $(firstword $1),$2),,$(firstword $1)))\
  42  ,$2)
  43 ,:=,
  44 .SECONDARY:
  45 .SUFFIXES:
  46         MAKEFLAGS += -r
  47 .SHELLFLAGS += -e
  48
  49 # -----
  50 # clean
  51 # -----
  52 rmw=$(call if_arg,rm,$(wildcard $1))
  53 cleaner+=$(or $(filter cc,$(MAKECMDGOALS)),$(filter %/cc,$(MAKECMDGOALS)),$(filter cleaner,$(MAKECMDGOALS)),$(filter %/cleaner,$(MAKECMDGOALS)))
  54 clean+=$(or   $(filter c,$(MAKECMDGOALS)),$(filter  %/c,$(MAKECMDGOALS)),$(filter  clean,$(MAKECMDGOALS)),$(filter   %/clean,$(MAKECMDGOALS)))$(cleaner)
  55 LIBOCAML_MAKE_NO_DEPS+=$(or $(clean),$(cleaner))
  56 %.ml/clean: %.mll
  57         $(call rmw,$(@:/clean=))
  58 %.ml/clean:
  59
  60 %.mli/clean:
  61         $(call rmw,$(if $(cleaner),$*.d))
  62 %.o/clean:
  63         $(call rmw,$(@:/clean=) $*.s $(if $(cleaner),$*.d))
  64 %.a/clean: %.a.clean
  65
  66 lib%.a.clean: dll%.so.clean
  67         $(call rmw,$(@:.clean=))
  68 %.so/clean: %.so.clean
  69
  70 dll%.so.clean: lib%.so.clean
  71         $(call rmw,$(@:.clean=))
  72 lib%.so.clean:
  73         $(call rmw,$(@:.clean=))
  74 %.cm/clean %.cd/clean: %.ml/clean
  75         $(call rmw,$*.cmo $*.cmx $*.cmxs $*.o $*.s $*.startup.s $*.cmi $(if $(cleaner),$*.d))
  76 %.cmi/clean: %.mli/clean
  77         $(call rmw,$*.cmi $(if $(cleaner),$*.d))
  78 %.ca/clean:
  79         $(call rmw,$*.cma $*.cmxa $*.a)
  80 %.cb/clean:
  81         $(call rmw,$*.byte $*.native)
  82
  83 # ---------------------
  84 # ocaml GNUmakefile.inc
  85 # ---------------------
  86 define make_GNUmakefile.inc
  87 d       := $1
  88 dir_ptr := $$(dir_ptr).level
  89 dirstack_$$(dir_ptr) := $$d
  90
  91 Pack := $$(if $$(Pack),$$(Pack).)$$(call camlcase,$$(notdir $1))
  92
  93 targets :=
  94
  95 include $1/$(GNUmakefile.inc)
  96
  97 ifeq ($$(LIBOCAML_MAKE_NO_DEPS),)
  98 -include $$(wildcard $$(o:.o=.d) $$(cm:.cm=.d) $$(cd:.cd=.d))
  99 endif
 100
 101 dirs := $$(call filter-dir,$$(filter-out $1,$$(call uniq,$$(basename $$(targets)))))
 102
 103 $1/c  $1/clean:   clean:=clean
 104 $1/cc $1/cleaner: cleaner:=cleaner
 105 $1/b  $1/byte:    byte:=byte
 106 $1/n  $1/native:  native:=native
 107 ifneq ($(ocamlc_version),)
 108 $1/all:           byte:=byte
 109 endif
 110 ifneq ($(ocamlopt_version),)
 111 $1/all:           native:=native
 112 endif
 113
 114 # NOTE: no .PHONY: to trigger %/clean
 115 $1/clean:   $$(addsuffix /clean,$$(targets))
 116 $1/cleaner: $1/clean
 117 $1/c:  $1/clean
 118 $1/cc: $1/cleaner
 119
 120
 121 ifeq ($$(LIBOCAML_MAKE_NO_DEPS),)
 122 targets := $$(foreach t,$$(targets), \
 123         $$t \
 124         $$(if $$(filter %.o,$$t)$$(filter %.cm,$$t)$$(filter %.cd,$$t) \
 125          ,$$(if $$(wildcard $$(basename $$t)),,$$(basename $$t).d)))
 126 endif
 127
 128 $1/byte:        $$(patsubst %.cb,%.byte,  $$(patsubst %.ca,%.cma, $$(patsubst %.cm,%.cmo,$$(patsubst %.cd,%.cmo, $$(targets)))))
 129 $1/native:      $$(patsubst %.cb,%.native,$$(patsubst %.ca,%.cmxa,$$(patsubst %.cm,%.cmx,$$(patsubst %.cd,%.cmxs,$$(targets)))))
 130 $1/all:         $(if $(ocamlc_version),$1/byte) $(if $(ocamlopt_version),$1/native)
 131 $1/exec-byte:   $$(cb:.cb=.byte.exec)
 132 $1/exec-native: $$(cb:.cb=.native.exec)
 133 $1/b:  $1/byte
 134 $1/n:  $1/native
 135 $1/xb: $1/exec-byte
 136 $1/xn: $1/exec-native
 137
 138 $$(foreach d,$$(dirs), \
 139   $$(eval $1/clean:       $$d/clean) \
 140   $$(eval $1/cleaner:     $$d/cleaner) \
 141   $$(eval $1/byte:        $$d/byte) \
 142   $$(eval $1/native:      $$d/native) \
 143   $$(eval $1/exec-byte:   $$d/exec-byte) \
 144   $$(eval $1/exec-native: $$d/exec-native) \
 145   $$(call include_GNUmakefile.inc,$$d))
 146
 147 Pack := $$(if $$(findstring .,$$(Pack)),$$(basename $$(Pack)),)
 148
 149 d       := $$(dirstack_$$(dir_ptr))
 150 dir_ptr := $$(basename $$(dir_ptr))
 151
 152 endef
 153 include_GNUmakefile.inc = $(eval $(call make_GNUmakefile.inc,$(or $1,.)))
 154
 155 # ----------
 156 # ocaml deps
 157 # ----------
 158 %.d: %.mli %.ml
 159         ocamlfind ocamldep $(OCAMLDEP_FLAGS) $(OCAML_DEPS_FLAGS) $*.mli >$@ || { rm $@ && false; }
 160         errnos=`{ { ocamlfind ocamldep $(OCAMLDEP_FLAGS) $(OCAML_DEPS_FLAGS) $*.ml || echo >&3 0:$$?; } | \
 161         { sed >>$@ -e 's/^[^ ]*\.cmx/&s \\\\\n&/' -e 's/ :/:/' || echo >&3 1:$$?; } \
 162         } 3>&1` && [ -z "$$errnos" ] || { rm $@ && false; }
 163 %.d: %.mli
 164         ocamlfind ocamldep $(OCAMLDEP_FLAGS) $(OCAML_DEPS_FLAGS) $< >$@ || { rm $@ && false; }
 165 %.d: %.ml
 166         errnos=`{ { ocamlfind ocamldep $(OCAMLDEP_FLAGS) $(OCAML_DEPS_FLAGS) $< || echo >&3 0:$$?; } | \
 167         { sed >$@ -e 's/^[^ ]*\.cmx/&s \\\\\n&/' -e 's/ :/:/' || echo >&3 1:$$?; } \
 168         } 3>&1` && [ -z "$$errnos" ] || { rm $@ && false; }
 169
 170 # ------------
 171 # ocaml object
 172 # ------------
 173 o=$(filter %.o,$(targets))
 174 %.o: %.c
 175         ocamlfind ocamlc -ccopt -o -ccopt $@ -c $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLCC_FLAGS) $(foreach x,$(CFLAGS),-ccopt $x) $(foreach x,$(LDFLAGS),-cclib $x) $(if $(DEBUG),-ccopt -Wa$(,)-aln=$*.s) $<
 176 %.d: %.c
 177         ocamlfind ocamlc -ccopt -o -ccopt $@ -c $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLCC_FLAGS) $(OCAMLCC_D_FLAGS) -nostdlib -ccopt -MM -ccopt -MT"$@\\ $(@:d=o)" -ccopt -MF$@ $<
 178
 179 # -----------
 180 # ocaml lexer
 181 # -----------
 182 %.ml: %.mll
 183         ocamllex $<
 184         touch -r $< $@ # NOTE: to avoid rebuilding %.d
 185
 186 # ---------------
 187 # ocaml interface
 188 # ---------------
 189 cmi=$(filter %.cmi,$(targets))
 190 %.cmi: %.mli
 191         $(call lock_rw_cmi,ocamlfind ocamlc -c $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAML_INTF_FLAGS) $(filter %.mli,$^))
 192 %.cmi: %.ml
 193
 194
 195 # ------------
 196 # ocaml module
 197 # ------------
 198 cm=$(filter %.cm,$(targets))
 199 cd=$(filter %.cd,$(targets))
 200 lock_ro_cmi=$(if $(and $(byte),$(native),$(is_parallel)),$(call \
 201         flocks,-s,$(patsubst %.cmx,%.cmi,$(patsubst %.cmo,%.cmi, \
 202                 $(filter %.cmi,$^) $(filter %.cmo,$^) $(filter %.cmx,$^))),$1),$1)
 203 lock_rw_cmi=$(if $(and $(byte),$(native),$(is_parallel)),$(call \
 204         flock,-x,$*.cmi,$(call \
 205                 flocks,-s,$(patsubst %.cmx,%.cmi,$(patsubst %.cmo,%.cmi, \
 206                         $(filter %.cmi,$^) $(filter %.cmo,$^) $(filter %.cmx,$^))),$1)),$1)
 207 %.cmo: %.ml %.cmi
 208         $(call lock_rw_cmi,ocamlfind ocamlc -c $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLC_FLAGS) $(filter %.ml,$^))
 209 %.cmx %.o: %.ml %.cmi
 210         $(call lock_rw_cmi,ocamlfind ocamlopt -c $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLOPT_FLAGS) $(filter %.ml,$^))
 211 %.cmxs %.cmx %.o: %.ml %.cmi
 212         $(call lock_rw_cmi,ocamlfind ocamlopt -shared -o $*.cmxs $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLOPT_FLAGS) $(filter %.ml,$^))
 213  # NOTE : remember to install the .cmx files as they enable cross-module optimizations
 214
 215 # ----------
 216 # ocaml pack
 217 # ----------
 218 %.cmo: | %
 219         $(call lock_rw_cmi,ocamlfind ocamlc -pack -o $*.cmo $(OCAML_FLAGS) $(OCAMLC_FLAGS) $(OCAMLC_PACK_FLAGS) $(filter %.cmo,$^))
 220 %.cmx %.o: | %
 221         $(call lock_rw_cmi,ocamlfind ocamlopt -pack -o $*.cmx $(OCAML_FLAGS) $(OCAMLOPT_FLAGS) $(OCAMLOPT_PACK_FLAGS) $(filter %.cmx,$^))
 222
 223 # --------------
 224 # object archive
 225 # --------------
 226 a=$(filter %.a,$(targets))
 227 lock_rw_a=$(if $(is_parallel),$(call flock,-x,$(@D),$1),$1)
 228 lib%.a dll%.so:
 229         $(call lock_rw_a,ocamlfind ocamlmklib -failsafe $(OCAMLMKLIB_FLAGS) -oc $* $(OCAMLMKLIB_OBJECT_FLAGS) $(foreach x,$(LDFLAGS),-ldopt $x) $(filter %.o,$^) \
 230          $(if $(STRIP), && strip --strip-unneeded $(STRIP_FLAGS) $(STRIP_LIB_FLAGS) $(@D)/lib$(*F).a \
 231          && if [ -e '$(@D)/dll$(*F).so' ]; then strip $(STRIP_FLAGS) $(STRIP_DLL_FLAGS) $(@D)/dll$(*F).so; fi))
 232
 233 # -------------
 234 # ocaml archive
 235 # -------------
 236 ca=$(filter %.ca,$(targets))
 237 %.cma:
 238         $(if $(filter %.a,$^), \
 239                 $(call lock_ro_cmi,ocamlfind ocamlmklib -o $* \
 240                  -oc $(patsubst lib%.a,%,$(notdir $(firstword $(filter %.a,$^)))) \
 241                  $(OCAMLMKLIB_FLAGS) $(OCAMLMKLIB_OCAML_FLAGS) $(OCAMLMKLIB_BYTE_FLAGS) \
 242                  $(filter %.cmo,$^)), \
 243                 $(call lock_ro_cmi,ocamlfind ocamlc -a -o $@ $(OCAMLC_ARCHIVE_FLAGS) $(filter %.cmo,$^)))
 244 %.cmxa:
 245         $(if $(filter %.a,$^), \
 246                 $(call lock_ro_cmi,ocamlfind ocamlmklib -o $* \
 247                  -oc $(patsubst lib%.a,%,$(notdir $(firstword $(filter %.a,$^)))) \
 248                  $(OCAMLMKLIB_FLAGS) $(OCAMLMKLIB_OCAML_FLAGS) $(OCAMLMKLIB_NATIVE_FLAGS) \
 249                  $(filter %.cmx,$^)), \
 250                 $(call lock_ro_cmi,ocamlfind ocamlopt -a -o $@ $(OCAMLOPT_ARCHIVE_FLAGS) $(filter %.cmx,$^)))
 251
 252 # ------------
 253 # ocaml binary
 254 # ------------
 255 cb=$(filter %.cb,$(targets))
 256 %.byte:
 257         $(call lock_ro_cmi,ocamlfind ocamlc -o $@ -linkpkg $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLC_FLAGS) $(OCAML_BIN_FLAGS) $(OCAMLC_BIN_FLAGS) $(filter %.cmo,$^))
 258 %.native:
 259         $(call lock_ro_cmi,ocamlfind ocamlopt -o $@ -linkpkg $(OCAML_FLAGS) $(OCAML_DEPS_FLAGS) $(OCAMLOPT_FLAGS) $(OCAML_BIN_FLAGS) $(OCAMLOPT_BIN_FLAGS) $(filter %.cmx,$^) \
 260          $(if $(STRIP), && strip $(STRIP_FLAGS) $(STRIP_NATIVE_FLAGS) $@))
 261
 262 # -------------
 263 # ocaml linking
 264 # -------------
 265 ocaml_stublibs/=$(abspath $d/stublibs)
 266 %/dynamic: export LINKING_MODE=dynamic
 267 %/dynamic: ,ocaml-predicates= \
 268  $(patsubst -thread,$(,)mt$(,)mt_posix threads.posix,$(filter -thread,$(OCAML_DEPS_FLAGS)))
 269 %/dynamic: ocaml-packages= \
 270         $(shell OCAMLPATH='$(OCAMLPATH)' ocamlfind query -recursive -format %p \
 271          -predicates byte$(,ocaml-predicates) \
 272          $(call filter-flag,-package,$(OCAML_DEPS_FLAGS)))
 273 %/dynamic: ocaml-dll=$(shell ocamlobjinfo \
 274          $$(OCAMLPATH='$(OCAMLPATH)' ocamlfind query -recursive -format %d/%a \
 275          -predicates byte$(,ocaml-predicates) $(ocaml-packages)) | sed -n \
 276          -e '/^Extra dynamically-loaded libraries:/{s/^[^:]*://;p}')
 277 %/dynamic: \
 278         override OCAMLOPT_BIN_FLAGS+= \
 279          -noautolink \
 280          -cclib -L$(shell ocamlfind printconf stdlib)/stublibs \
 281          $(shell ocamlobjinfo \
 282                  $$(OCAMLPATH='$(OCAMLPATH)' ocamlfind query -recursive -format %d/%a \
 283                          -predicates native$(,ocaml-predicates) $(ocaml-packages) | \
 284                         { \
 285                                 set --; \
 286                                 while IFS= read -r line; \
 287                                  do set -- "$$line" "$$@"; \
 288                                  done; \
 289                                 printf '%s\n' "$$@"; \
 290                         }) | sed -n \
 291                  -e '/^Extra C options:/{s/^[^:]*://;s/[^ ][^ ]*/-ccopt \0/g;p}' \
 292                  -e '/^Extra C object files:/{s/^[^:]*://; \
 293                          $(patsubst -l%,s/ -l\(%\)\( \|$$\)/ -l:dll\1.so /g;,$(ocaml-dll))s/[^ ][^ ]*/-cclib \0/g;p}')
 294  # NOTE: the above rule enables the dynamic linking
 295  #       against dll*.so in native code, by rewriting
 296  #       the -l* flags for ocaml stubs (listed in .cma archives)
 297  #       embedded in *.cmxa archives, to -l:dll*.so flags.
 298  #       Beware that the paths where dll*.so are found at link-time
 299  #       will be used at runtime to load them.
 300  #       Note also that the gain in size is likely to be small
 301  #       and not worth the complexity of dynamic linking.
 302 %/dynamic: %
 303
 304
 305 %/static: export LINKING_MODE=static
 306 %/static: override OCAMLMKLIB_FLAGS+=-custom
 307 %/static: override OCAMLC_FLAGS+=-custom -ccopt -static -cclib -Wl,--start-group -cclib -ltermcap
 308  # NOTE : with static linking -lcamlrun needs -ltermcap
 309  #        this unclosed (sic) --start-group is needed
 310  #        because ocamlc puts -lcamlrun after all the -cclib .
 311 %/static: override OCAMLOPT_FLAGS+=-nodynlink -ccopt -static $(if $(filter x86_64,$(shell uname -m)),-fno-PIC)
 312 %/static: %
 313
 314
 315 %/strip: export STRIP=strip
 316 %/strip: %
 317
 318
 319 # -----------------
 320 # binary capability
 321 # -----------------
 322 %.caps: setcap=$(shell PATH="$$PATH:/sbin"; which setcap)
 323 %.caps: %
 324         $(if $(caps),[ ! -x "$(setcap)" ] || $(setcap) "$(caps)" $*)
 325
 326 # ----------------
 327 # binary execution
 328 # ----------------
 329 .PHONY: %.byte.exec %.native.exec
 330 %.byte.exec: %.byte
 331         PATH=".:$$PATH"; \
 332         $< $(EXEC_FLAGS) $(EXEC_BYTE_FLAGS)
 333 %.native.exec: %.native
 334         PATH=".:$$PATH"; \
 335         $< $(EXEC_FLAGS) $(EXEC_NATIVE_FLAGS)
 336
 337 # ---------------
 338 # ocaml debugging
 339 # ---------------
 340 export DEBUG
 341 %/debug: override OCAML_FLAGS+=-verbose
 342 %/debug: override OCAMLC_FLAGS+=-g -principal
 343 %/debug: override OCAMLCC_FLAGS+=-ccopt -ggdb3 -ccopt -rdynamic -ccopt -DDEBUG
 344 %/debug: override OCAMLMKLIB_FLAGS+=-verbose
 345 %/debug: override OCAMLOPT_FLAGS+=-principal -ccopt -ggdb3 -ccopt -rdynamic
 346 %/debug: override OCAMLRUNPARAM+=b
 347 %/debug: override DEBUG:=debug
 348 %/debug: %
 349
 350
 351 $(call include_GNUmakefile.inc,$(SRCDIR))