GNUmakefile

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