From: Jordan <jordanlavatai@gmail.com>
Date: Fri, 14 Oct 2016 00:27:54 +0000 (-0700)
Subject: Merge branch 'master' of pitec:the_march
X-Git-Url: https://www.kengrimes.com/gitweb/?p=henge%2Fwebcc.git;a=commitdiff_plain;h=33c45bc2edba19f82a295b8a3a6d6fc52492228b;hp=b64d0b1d9757db7fbed8f2d91c63c825d76bde0b

Merge branch 'master' of pitec:the_march
---

diff --git a/src/SDL2.mk b/.make/SDL2.mk
similarity index 100%
rename from src/SDL2.mk
rename to .make/SDL2.mk
diff --git a/src/SDL2_image.mk b/.make/SDL2_image.mk
similarity index 100%
rename from src/SDL2_image.mk
rename to .make/SDL2_image.mk
diff --git a/src/SDL2_net.mk b/.make/SDL2_net.mk
similarity index 100%
rename from src/SDL2_net.mk
rename to .make/SDL2_net.mk
diff --git a/src/SDL2_ttf.mk b/.make/SDL2_ttf.mk
similarity index 100%
rename from src/SDL2_ttf.mk
rename to .make/SDL2_ttf.mk
diff --git a/src/jpeg.mk b/.make/jpeg.mk
similarity index 100%
rename from src/jpeg.mk
rename to .make/jpeg.mk
diff --git a/src/lcms2.mk b/.make/lcms2.mk
similarity index 100%
rename from src/lcms2.mk
rename to .make/lcms2.mk
diff --git a/src/png.mk b/.make/png.mk
similarity index 100%
rename from src/png.mk
rename to .make/png.mk
diff --git a/src/tiff.mk b/.make/tiff.mk
similarity index 100%
rename from src/tiff.mk
rename to .make/tiff.mk
diff --git a/src/webp.mk b/.make/webp.mk
similarity index 100%
rename from src/webp.mk
rename to .make/webp.mk
diff --git a/src/wolfssl.mk b/.make/wolfssl.mk
similarity index 100%
rename from src/wolfssl.mk
rename to .make/wolfssl.mk
diff --git a/src/z.mk b/.make/z.mk
similarity index 100%
rename from src/z.mk
rename to .make/z.mk
diff --git a/src/Makefile b/Makefile
similarity index 89%
rename from src/Makefile
rename to Makefile
index 06466c6..504d0bb 100644
--- a/src/Makefile
+++ b/Makefile
@@ -1,22 +1,34 @@
 ################################################################################
-# Desc:   Mihrtec Standard Transpilation Makefile
-# Author: Mihrtec LLC
+# Desc:   Web Cross Compiler
+# Author: Ken Grimes
 # Date:   2016
 ################################################################################
 # This makefile manages a build environment targeting native platforms with gcc
 # and web platforms with either emscripten or binaryen (js or wasm).
 ################################################################################
-# Each .c file is autopresidential debate california timematically compiled into an environment-dependent object
+# Each .c file is automatically compiled into an environment-dependent object
 # file of compiler-specific format (.o for gcc, .bc for llvm/emcc/em++).  
 ################################################################################
+# The default rule to be built if none specified
 default: all
-# Source languages handled by this build system
+# Base directories
+# webcc's root
+ROOT_DIR   := .
+# source directory to find compilable language files in
+SRC_DIR    := $(ROOT_DIR)/src
+# directory where files with 'main' functions live (can be in SRC_DIR)
+DRIVER_DIR := $(SRC_DIR)/bin
+# make configuration directory
+CONF_DIR   := $(ROOT_DIR)/.make
+# Source languages handled by this build system.  These languages are capable of
+# being compiled to an intermediary format for binary output by one of the
+# provided compilersfor each language
 LANGS      := c cpp go
 # Source-to-source languages handled by this build system
 SLANGS     := y rl
 # Language-specific compilers and flags passed in from environment
 c_C        := $(strip $(notdir $(CC)))
-c_FLAGS    := $(strip $(CFLAGS)) -I.
+c_FLAGS    := $(strip $(CFLAGS)) -I$(SRC_DIR)
 c_LIBS     := SDL2 wolfssl
 c_SRCL     := y
 cpp_C      := $(strip $(notdir $(CXX)))
@@ -68,23 +80,20 @@ emcc_LDLIBS :=
 g++_LDLIBS  := $(cc_LDLIBS)
 em++_LDLIBS := 
 go_LDLIBS   := $(cc_LDLIBS)
-# Directories
-# The directory in './' containing app drivers and compilation info
-DRIVER_DIR := bin
-ROOT_DIR   := ..
+# location to build cross-compilation libraries in, not intended to be installed
+# in the host system
 LIB_DIR    := $(ROOT_DIR)/lib$(shell uname -m)/$($(c_C)_OBJ)
 LIBDL_DIR  := $(LIB_DIR)/.cache
 LIBINC_DIR := $(ROOT_DIR)/include
 # The makefile MUST be capable of generating these directories and all of their
 # contents.  These directories are removed during the 'scrub' rule
-MAKE_DIRS  := $(LIB_DIR) $(LIBDL_DIR) $(LCLLIB_DIR)
+MAKE_DIRS  := $(LIB_DIR) $(LIBDL_DIR)
 # Set up lib inclusions, and scan for built libs
 c_FLAGS    += -I$(LIBINC_DIR)
 c_OBJ      := $($(c_C)_OBJ)
-# Modules are any directories other than 'DRIVER_MODULE' in './' and produce a
-# single object file in './' containing all of the module's symbols and
-# binaries.
-MODULES    := $(filter-out $(DRIVER_DIR),$(subst /,,$(shell ls -d */)))
+# Modules are any directories other than 'DRIVER_MODULE' in 'SRC_DIR' and
+# produce a single archive in 'SRC_DIR' containing all of the module's symbols
+MODULES    := $(patsubst $(SRC_DIR)/%/,%,$(filter-out $(DRIVER_DIR)/%,$(shell ls -d $(SRC_DIR)/*/)))
 
 #AWK_REVERSE_SQUASH##############################################################
 # The following awk program reverses the order of a list while also removing
@@ -109,7 +118,7 @@ endef
 define PREMAKE_SOURCE_COMPILER =
 # Find the sources for each source-to-source language
 $(foreach slang,$(SLANGS),
-$(eval SLANG_SRC := $(patsubst  ./%, %,$(shell find -name "*.$(slang)" -not -name ".*")))
+$(eval SLANG_SRC := $(shell find $(SRC_DIR) -name "*.$(slang)" -not -name ".*"))
 # Foreach target type in the source-to-source language, add this source's
 # targets to the list of the current source-to-source language targets
 $(eval undefine SLANG_TRG)
@@ -139,8 +148,8 @@ $(eval NEWEST_TRG_TIME := $(word 1,$(subst ==, ,$(TRG_TIMES))))
 $(eval OLDER_TIME := $(firstword $(sort $(NEWEST_TRG_TIME) $(SRC_TIME))))
 # If the older of the two times is the newest target time found, then we need to
 # rebuild, but only if our build rule intends to actually make something.  If it
-# does not intend to make something, drop a functional rule to actually make the
-# target
+# instead does not intend to actually make a target, drop a functional rule that
+# could hypothetically make the target for debugging and analysis purposes
 $(if $(MAKECMDGOALS),
 $(eval BUILDGOALS := $(filter-out clean scrub purge uninstall,$(MAKECMDGOALS))),
 $(eval BUILDGOALS := all))
@@ -184,15 +193,19 @@ endef
 # some kind of user error #######################################################
 define SRC_LANG_RULE =
 $(if $($1),,$(eval $1 := t)\
-$(eval MOD  := $(filter $(MODULES),$(firstword $(subst /, ,$(dir $1)))))\
+$(eval MOD  := $(filter $(MODULES),$(firstword $(subst /, ,$(subst $(SRC_DIR),,$(dir $1))))))\
 $(eval FLG  := $(MOD:%=-I% ))\
 $(if $(wildcard $1),
-$(eval DEPS := $(filter-out \ %:,$(shell $($2_C) $(FLG) -M -MG $1)))\
+$(eval DEPS  := $(filter-out \ %:,$(shell $($2_C) $(FLG) -M -MG $1)))\
+$(eval DDEPS := $(filter $(DRIVER_DIR:$(SRC_DIR)/%=%/%),$(DEPS)))\
 $(eval MDEPS := $(filter $(MODULES:%=%/%),$(DEPS)))\
-$(eval LOST := $(filter-out \ %: $(DRIVER_DIR)/% $(MODULES:%=%/%),$(shell $($2_C) $(FLG) -MM -MG $1)))\
+$(eval DEPS  := $(filter-out $(DDEPS) $(MDEPS),$(DEPS)))\
+$(eval MDEPS := $(MDEPS:%=$(SRC_DIR)/%))\
+$(eval DDEPS := $(DDEPS:%=$(SRC_DIR)/%))\
+$(eval LOST  := $(filter-out \ %: $(DRIVER_DIR:./%=%)/% $(MODULES:%=$(SRC_DIR:./%=%)/%/%),$(shell $($2_C) $(FLG) -MM -MG $1)))\
 $(eval MDEPS += $(LOST:%=$(dir $1)%))\
-$(eval MDEPS := $(shell echo $(MDEPS) | sed -e 's@[a-zA-Z0-9\-\+/]*\.\./include@../include@g'))\
-$(eval ALLDEPS := $(MDEPS) $(DEPS)),\
+$(eval MDEPS := $(shell echo $(MDEPS) | sed -e 's@[a-zA-Z0-9\-\+/]*\.\./include@$(LIBINC_DIR)@g'))\
+$(eval ALLDEPS := $(DDEPS) $(MDEPS) $(DEPS)),\
 $(error Cannot generate deps for: $1, file not found))\
 $(eval SRC_OBJ    := $(basename $1).$($2_OBJ))\
 $(eval MAKE_TARGETS += $(SRC_OBJ))
@@ -224,7 +237,7 @@ endef
 # 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:%.$2=$(ROOT_DIR)/%$($2_OUT)))
+$(eval DRIVER_TARG  := $(1:$(SRC_DIR)/%.$2=$(ROOT_DIR)/%$($2_OUT)))
 $(eval DRIVER_SOB   := $(basename $1).$($2_OBJ))
 
 # Generate a rule for the driver object
@@ -236,7 +249,7 @@ $(eval $(call SRC_LANG_RULE,$1,$2))
 $(foreach module_dep,$(MDEPS),
 $(eval DRIVER_MODULES += $(firstword $(subst /, ,$(module_dep))))
 )
-$(eval DRIVER_MODULES := $(filter-out $(DRIVER_DIR) ..,$(sort $(DRIVER_MODULES))))
+$(eval DRIVER_MODULES := $(filter-out $(DRIVER_DIR) . ..,$(sort $(DRIVER_MODULES))))
 
 # In the event that the driver developer does not wish to include a header to
 # any internal modules, the developer may instead create a file with the same
@@ -247,9 +260,9 @@ $(eval DRIVER_LFLAGS  := $(filter -l%,$(DRIVER_LDVALS)))
 $(eval DRIVER_MODULES += $(filter-out -l%,$(DRIVER_LDVALS)))
 
 # List of module archives to link together during compilation
-$(eval DRIVER_ARCHIVES    := $(DRIVER_MODULES:%=%.$($2_AROBJ)))
+$(eval DRIVER_ARCHIVES    := $(DRIVER_MODULES:%=$(SRC_DIR)/%.$($2_AROBJ)))
 $(eval DRIVER_DEPS        := $(DRIVER_SOB) $(DRIVER_ARCHIVES))
-$(eval DRIVER_DBGARCHIVES := $(DRIVER_MODULES:%=.$($2_DBG)/%.$($2_AROBJ)))
+$(eval DRIVER_DBGARCHIVES := $(DRIVER_MODULES:%=$(SRC_DIR)/.$($2_DBG)/%.$($2_AROBJ)))
 $(eval DRIVER_DBGDEPS     := $(dir $(DRIVER_SOB)).$($2_DBG)/$(notdir $(DRIVER_SOB)))
 $(eval DRIVER_DBGDEPS     += $(DRIVER_DBGARCHIVES))
 
@@ -261,7 +274,7 @@ $(eval DLIBS    := $(filter-out $(STLIBS),$($2_LIBS))),\
 $(eval STLIBS   := $($2_LIBS)))
 
 # Directory setup
-$(eval DRIVER_TARG_DIR := $(dir $(1:%.$2=$(ROOT_DIR)/%)))
+$(eval DRIVER_TARG_DIR := $(dir $(1:$(SRC_DIR)/%.$2=$(ROOT_DIR)/%)))
 $(eval MAKE_DIRS       += $(DRIVER_TARG_DIR))
 $(if $($2_DBG),$(eval MAKE_DIRS += $(DRIVER_TARG_DIR).$($2_DBG)))
 
@@ -319,14 +332,14 @@ define MODULE_ARCRULE =
 $(eval ARCDEPS := $(filter $1/%.$(c_OBJ),$(foreach lang,$(LANGS),$($(lang)_MOD_TRG))))\
 $(eval MAKE_TARGETS+= $1.$(c_AROBJ))\
 
-$1.$(c_AROBJ): $(ARCDEPS)
+$(SRC_DIR)/$1.$(c_AROBJ): $(ARCDEPS)
 	$(c_AR) cr $$@ $$^
 $(if $(c_DBG),
 $(eval undefine DBGARCDEPS)
 $(foreach arcdep,$(ARCDEPS),$(eval DBGARCDEPS += $(dir $(arcdep)).$(c_DBG)/$(notdir $(arcdep))))
 $(eval MAKE_TARGETS+= .$(c_DBG)/$1.$(c_AROBJ))\
 
-.$(c_DBG)/$1.$(c_AROBJ): $(DBGARCDEPS) | .$(c_DBG)/
+$(SRC_DIR)/.$(c_DBG)/$1.$(c_AROBJ): $(DBGARCDEPS) | .$(c_DBG)/
 	$(c_AR) cr $$@ $$^
 )
 #/MODULE_ARCRULE#################################################################
@@ -431,14 +444,9 @@ $(eval undefine $(var)))
 $(foreach var, WEBTARG WEBINIT CVSGET CVSPASS CONFIGUREDBG,
 $(eval undefine $(var)))
 )
-# Include and evaluate such that it may be called and evaluated for immediate
-# evaluation of its contents
-define EVALINCLUDE =
-$(eval include $2.mk)
-endef
 # If there is a .mk file for this lib, import it.  Otherwise, we'll try to link
 # it later, unless there is no linker for the language's compiler.
-$(if $(wildcard $2.mk),$(eval $(file <$2.mk)),\
+$(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)))\
@@ -474,15 +482,15 @@ $(eval
 $1_OBJ     := $($($1_C)_OBJ)
 $1_OUT     := $($($1_C)_OUT)
 $1_AROBJ   := $($($1_C)_AROBJ)
-$1_SOURCES := $(subst ./,,$(shell find -name "*.$1" -not -name ".*"))
+$1_SOURCES := $(shell find $(SRC_DIR) -name "*.$1" -not -name ".*")
 $1_DBG     := $($($1_C)_DBG)
 $1_AR      := $($($1_C)_AR)
 )
 # Find save language-specific driver and module sources and targets
 $(eval $1_DRV_SRC := $(filter $(DRIVER_DIR)/%,$($1_SOURCES)))
-$(eval $1_DRV_TRG := $(patsubst %.$1,$(ROOT_DIR)/%$($1_OUT),$($1_DRV_SRC)))
+$(eval $1_DRV_TRG := $(patsubst $(SRC_DIR)/%.$1,$(ROOT_DIR)/%$($1_OUT),$($1_DRV_SRC)))
 $(eval $1_MOD_SRC := $(filter-out $(DRIVER_DIR)/%,$($1_SOURCES)))
-$(eval $1_MOD_TRG := $(subst .$1,.$($1_OBJ),$($1_MOD_SRC)))
+$(eval $1_MOD_TRG := $(addsuffix .$($1_OBJ),$(basename $($1_MOD_SRC))))
 # Add those sources and targets to a language-irreverant var
 $(eval 
 DRV_SRC    += $($1_DRV_SRC)
@@ -495,7 +503,7 @@ MOD_TRG    += $($1_MOD_TRG)
 # Module Object Rules for each of them.
 $(foreach module,$(MODULES),
 # Evaluate the module sources for this language
-$(eval $(module)_$1_SRC := $(filter $(module)/%,$($1_MOD_SRC)))
+$(eval $(module)_$1_SRC := $(filter $(SRC_DIR)/$(module)/%,$($1_MOD_SRC)))
 # Evaluate module targets for this language
 $(eval $(module)_$1_TRG := $($(module)_$1_SRC:%.$1=%.$($1_OBJ)))
 # Add these language-specific sources and targets to the module's src/targs
@@ -504,7 +512,7 @@ $(module)_SRC += $($(module)_$1_SRC)
 $(module)_TRG += $($(module)_$1_TRG)
 )
 # For every source file, create a build rule for it for our language
-$(foreach src,$(filter $(module)/%,$($1_MOD_SRC)),\
+$(foreach src,$(filter $(SRC_DIR)/$(module)/%,$($1_MOD_SRC)),\
 $(eval $(call SRC_LANG_RULE,$(src),$1))\
 ))
 # For all the listed libraries, initialize the library, which will set up all of