merged

diff --cc make/SDL2.mk
index 2b85c1d,2b85c1d..387d6a8
--- 1/make/SDL2.mk
--- 2/make/SDL2.mk
+++ b/make/SDL2.mk
@@@ -9,9 -9,9 +9,8 @@@
  HGADDR    := https://hg.libsdl.org/SDL
  # No autogen for SDL
  undefine AUTOGEN
--# Ensure we have our other libraries, and their associated
--# accutrements (like jpeg/tiff, etc from SDL2_image)
  LIBDEPS   := SDL2_image SDL2_ttf SDL2_net
++LINK_ORDER := 
  # Modifications to the build process when using specific compilers
  define emccMOD =
  $(eval CONFIGURE += --enable-joystick=no)

diff --cc make/SDL2_image.mk
index ed96b59,ed96b59..8ca8a89
--- 1/make/SDL2_image.mk
--- 2/make/SDL2_image.mk
+++ b/make/SDL2_image.mk
@@@ -9,3 -9,3 +9,4 @@@
  HGADDR    := https://hg.libsdl.org/SDL_image
  # SDL2_image depends on zlib, libpng, libtiff libpjeg, and libwebp
  LIBDEPS   := webp png tiff z
++LINK_ORDER := SDL2 webp png tiff z

diff --cc make/SDL2_net.mk
index 04f4d4c,04f4d4c..2f73859
--- 1/make/SDL2_net.mk
--- 2/make/SDL2_net.mk
+++ b/make/SDL2_net.mk
@@@ -7,4 -7,4 +7,5 @@@
  ################################################################################
  # Download location
  HGADDR    := https://hg.libsdl.org/SDL_net
--
++# Dependency libraries
++LINK_ORDER := SDL2

diff --cc make/SDL2_ttf.mk
index 298db62,298db62..508e696
--- 1/make/SDL2_ttf.mk
--- 2/make/SDL2_ttf.mk
+++ b/make/SDL2_ttf.mk
@@@ -7,3 -7,3 +7,5 @@@
  ################################################################################
  # Download location
  HGADDR    := https://hg.libsdl.org/SDL_ttf
++
++LINK_ORDER := SDL2

diff --cc make/lib/rules.mk
index c798491,c798491..2f5944b
--- 1/make/lib/rules.mk
--- 2/make/lib/rules.mk
+++ b/make/lib/rules.mk
@@@ -1,6 -1,6 +1,6 @@@
  ################################################################################
  # 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
@@@ -19,7 -19,7 +19,7 @@@ ende
  # 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))))))\
@@@ -49,9 -49,9 +49,9 @@@ $(foreach dep,$(RELDEPS)
  $(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
@@@ -66,11 -66,11 +66,35 @@@ $(eval MAKE_TARGETS += $(DBG_OBJ)
  $(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)))
@@@ -98,18 -98,18 +122,30 @@@ $(eval DRIVER_MODULES := $(filter-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)),
@@@ -259,7 -259,7 +295,7 @@@ MKCMD      := make -
  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
@@@ -269,16 -269,16 +305,18 @@@ $(eval undefine $(var))
  $(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))\
@@@ -349,7 -349,7 +387,7 @@@ $(eval $(call SRC_LANG_RULE,$(src),$1))
  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)))

diff --cc make/png.mk
index 320f4be,320f4be..a28aed1
--- 1/make/png.mk
--- 2/make/png.mk
+++ b/make/png.mk
@@@ -19,3 -19,3 +19,5 @@@ CONFIGURE += && sed -i -e 's@^DEFAULT_I
  CONFIGURE += && sed -i -e 's@^LIBS \= \-lz@LIBS = -L$(abspath $(LIB_DIR))@g' ./Makefile
  # Don't check
  MKCMD   := make -k
++# png can be built with zlib for efficiency
++LINK_ORDER := z

diff --cc src/apc/scanner.c
index 5611c95,b1b7998..55245af
--- 1/src/apc/scanner.c
--- 2/src/apc/scanner.c
+++ b/src/apc/scanner.c
@@@ -143,7 -148,7 +143,11 @@@ int scanne
    if (DL_CD_LEN() > 0)               //There are entities to process
      { if (DL_CD_POP() == NULL)            //If the dirent is null, then the
          goto libfail;                       //lib function in dirent has failed
++<<<<<<< HEAD
 +      ntok += lexer_lexstring(DL_CD_CURNAME());//lex the directory name
++=======
+       ntok += lexer_lexstring(DL_CD_CURNAME());  //lex the directory name
++>>>>>>> 15d3ab5e7871ff459af13089b82bf5f17f731ebd
        if (DL_LEN() >= DL_STACKSIZE)       //fail if maxdepth exceeded
          { fprintf(stderr, ERR_DEPTH);
            goto fail;