################################################################################
# Desc: Make functions for creating rules (Make making Make)
-# Author: Ken Grimes
+# Author: ksg
# Date: 2016
################################################################################
# This file consists of library functions for make-making-make functionality
# available in the current working directory of the source file(i.e. if you
# '#include "something.h"' in 'mymodule/horseradish.c', you would expect to
# include 'mymodule/something.h'. this check lets that happen), otherwise it is
-# some kind of user error #######################################################
+# some kind of user error ######################################################
define SRC_LANG_RULE =
$(if $($1),,$(eval $1 := t)\
$(eval MOD := $(filter $(MODULES),$(firstword $(subst /, ,$(subst $(SRC_DIR),,$(dir $1))))))\
$(eval ALLDEPS := $(subst $(dep),\
$(if $(wildcard $(LIBINC_DIR)/$(dep)),$(LIBINC_DIR),$(SRC_DIR))/$(dep),$(ALLDEPS))))
-# Find any deps that aren't built yet, which the compiler has flagged
-# as missing, but which we know the expected location of libs for
-# this language should have their includes in 'LIBINC_DIR'
+# Find any deps that aren't built yet, which the compiler has flagged as
+# missing, but which we know the expected location of libs for this language
+# should have their includes in 'LIBINC_DIR'
$(eval BUILDDEPS := $(filter $($2_LIBS:%=%/%),$(ALLDEPS)))
$(eval ALLDEPS := $(filter-out $(BUILDDEPS),$(ALLDEPS)) $(BUILDDEPS:%=$(LIBINC_DIR)/%))
# Object for $1
$(DBG_OBJ): $(ALLDEPS) | $(dir $(DBG_OBJ))
$($2_C) $$($2_FLAGS) $(FLG) -Og -g$($2_DBG) -c -o $$@ $1
))
-#/SRC_LANG_RULE##################################################################
+#/SRC_LANG_RULE#################################################################
endef
-#SRC_LANG_DRVRULE################################################################
-# establish a build and link rule given a source driver and language ############
+#LANG_LIB_DEPLIST###############################################################
+# Crawl the tree of dependencies for static libraries, terminating at root
+# dependencies or any dynamic link #############################################
+define LANG_LIB_DEPLIST =
+$(if $($2_INIT),,$(call LANG_LIB_INIT,$1,$2))
+$(foreach dep,$($2_DEPS)
+endef
+
+
+define LIB_PARSELINKS =
+$(
+$(eval DLIBS := $(patsubst +%,%,$(filter +%,$(LINK_ORDER))))
+$(eval SLIBS := $(patsubst -%,%,$(filter -%,$(LINK_ORDER))))
+$(foreach ldobj,$(patsubst +%,%,$(LINK_ORDER:-%=%)),
+$(if $(or $(filter $(ldobj),$(DLIBS)),$(and $(filter-out $(SLIBS),$(ldobj)), $(filter $(ldobj),$($($2_C)_LDLIBS)))),
+$(eval DRIVER_LDINFO += -l$(ldobj)),
+$(if $(filter $(ldobj),$(MODULES)),
+$(eval DRIVER_LDINFO += $(SRC_DIR)/$(ldobj).$($2_AROBJ))
+$(eval DRIVER_LDINFO_D += $(SRC_DIR)/.$($2_DBG)/$(ldobj).$($2_AROBJ)),
+$(if $($(ldobj)_INIT),,$(call LANG_LIB_INIT,$2,$(ldobj),$1))
+$(foreach dep,$($(ldobj)_DEPS)
+
+endef
+
+#SRC_LANG_DRVRULE###############################################################
+# establish a build and link rule given a source driver and language ###########
define SRC_LANG_DRVRULE =
$(eval DRIVER_NAME := $(basename $(notdir $1)))
$(eval DRIVER_TARG := $(1:$(SRC_DIR)/%.$2=$(ROOT_DIR)/%$($2_OUT)))
# available, all libraries will attempt static linking - and if those static
# libs are not available, the system will attempt to retrieve the source code
# and build the static lib
-$(eval DRIVER_LDFILE := $(1:%.$2=%.ld))
+$(eval DRIVER_LDFILE := $(1:%.$2=%.mk))
$(if $(filter test%,$(DRIVER_NAME)),
-$(eval DRV_LD := $(subst $(DRIVER_NAME).$2,$(DRIVER_NAME:test%=%).ld,$1))
+$(eval DRV_LD := $(subst $(DRIVER_NAME).$2,$(DRIVER_NAME:test%=%).mk,$1))
$(if $(wildcard $(DRV_LD)),
$(eval DRIVER_LDFILE := $(DRV_LD))
))
-$(eval $1_LD := $(file <$(DRIVER_LDFILE)))
+$(eval undefine LINK_ORDER)
+$(eval undefine LINK_ORDER_D)
+$(eval $(file <$(DRIVER_LDFILE)))
$(eval undefine DRIVER_LDINFO)
$(eval undefine DRIVER_LDINFO_D)
$(eval DRIVER_LDINFO += $(1:%.$2=%.$($2_OBJ)))
$(eval DRIVER_LDINFO_D += $(1:$(dir $1)%.$2=$(dir $1).$($2_DBG)/%.$($2_OBJ)))
-$(foreach ldobj,$($1_LD),
+$(eval DLIBS := $(patsubst +%,%,$(filter +%,$(LINK_ORDER))))
+$(eval SLIBS := $(patsubst -%,%,$(filter -%,$(LINK_ORDER))))
+$(foreach ldobj,$(patsubst +%,%,$(LINK_ORDER:-%=%)),
+$(if $(or $(filter $(ldobj),$(DLIBS)),$(and $(filter-out $(SLIBS),$(ldobj)), $(filter $(ldobj),$($($2_C)_LDLIBS)))),
+$(eval DRIVER_LDINFO += -l$(ldobj)),
+$(if $(filter $(ldobj),$(MODULES)),
+$(eval DRIVER_LDINFO += $(SRC_DIR)/$(ldobj).$($2_AROBJ))
+$(eval DRIVER_LDINFO_D += $(SRC_DIR)/.$($2_DBG)/$(ldobj).$($2_AROBJ)),
+$(if $($(ldobj)_INIT),,$(call LANG_LIB_INIT,$2,$(ldobj),$1))
+$(foreach dep,$($(ldobj)_DEPS)
+
$(if $(filter -l%,$(ldobj)),
$(eval ldlibname := $(ldobj:-l%=%))
$(if $(filter $(ldlibname),$($($2_C)_LDLIBS)),
MKINSTALL := make -k install
MKCLEAN := make clean
MKDBGCMD := make -k
-LIBDEPS :=
+LINK_ORDER :=
LIBLANGS := c cpp go
LIBLDPATH := $(if $($($1_C)_LD),$(if $(LD_LIBRARY_PATH),$(LD_LIBRARY_PATH):,/usr/lib:)$(abspath $(LIB_DIR)))
# One of these must be defined in the .mk file imported
$(foreach var, WEBTARG WEBINIT CVSGET CVSPASS CONFIGUREDBG,
$(eval undefine $(var)))
)
-# If there is a .mk file for this lib, import it. Otherwise, we'll try to link
-# it later, unless there is no linker for the language's compiler.
+# If there is a .mk file for this lib, import it. Otherwise, inform user of
+# error
$(if $(wildcard $(CONF_DIR)/$2.mk),$(eval $(file <$(CONF_DIR)/$2.mk)),\
-$(if $($($1_C)_LD),\
-$(warning No $2.mk for lib$2, attempting to link from the system),\
-$(error No $2.mk for lib$2 and '$($1_C)' is not configured for linking)))\
+$(error Expected $(CONF_DIR)/$2.mk for lib$2))
# Add dependencies we found (potentially recursively, ignore repeats until later
# so we can preserve ordering information for interdependency build ordering)
-$(if $(LIBDEPS),\
+$(eval undefine $2_LDINFO)
+$(foreach ldobj,$(LINK_ORDER),\
+$(eval $2_LDINFO +=
+)
+$(if $(LINK_ORDER),\
$(eval $1_LIBS += $(LIBDEPS))\
$(if $3,$(eval $3_DEPS += $(LIBDEPS)))\
$(eval $2_DEPS += $(LIBDEPS))\
endef
# Create a phony target and rule for the specified source driver
-define DRVSRC_DRIVERPHONY
+define DRVSRC_DRIVERPHONY =
$(eval PH_TARG := $(basename $(notdir $1)))
$(eval PH_TARGS += $(PH_TARG))
$(eval PH_LANG := $(lastword $(subst ., ,$1)))