@@ -6,8 +6,10 @@
 export BITS = 64
 export ROOT = $(PWD)
 export TMP = $(PWD)/gen
 
+export BUILD = $(shell global/build-id.sh) $(build-host)
+
 ifneq ($(BITS),)
     export TARGET = $(ARCH).$(OS).$(BITS)
 else
     export TARGET = $(ARCH).$(OS)
@@ -14,46 +16,52 @@
 endif
 
 export m4 = m4
 
-moddirs = $(wildcard k*)
-binaries = $(wildcard k*/*.exe.c)
-functions = $(wildcard k*/*.fn.c) 
-assemblies = $(wildcard k*/*.fn.$(TARGET).s)
-binmods = $(sort $(dir $(binaries)))
+include makerule
+
+moddirs := $(wildcard k*)
+binaries := $(wildcard k*/*.exe.c)
+functions := $(wildcard k*/*.fn.c) 
+assemblies := $(wildcard k*/*.fn.$(TARGET).s)
+binmods := $(sort $(dir $(binaries)))
 
 # i'm sorry
 collect = $(strip $(foreach dir,$(moddirs),$(wildcard $(dir)/*.$1)))
 transform = $(strip $(foreach dir,$(moddirs),$(patsubst $(dir)/%.$1,$(subst @,$(dir),$2),$(wildcard $(dir)/*.$1))))
 
-m-hdr-macs = $(call collect,h.m)
-m-c-src-macs = $(call collect,c.m)
-m-s-src-macs = $(call collect,$(TARGET).s.m)
-
-m-c-sources = $(call transform,c.m,$(TMP)/@.%.c)
-m-s-sources = $(call transform,$(TARGET).s.m,$(TMP)/@.%.$(TARGET).s)
-
-m-headers = $(call transform,h.m,$(OUT)/k/%.h)
-m-c-objects = $(call transform,c.m,$(OUT)/@.%.o)
-m-s-objects = $(call transform,$(TARGET).s.m,$(OUT)/@.%.$(TARGET).o)
-
-fnobjects = $(call transform,fn.c,$(OUT)/@.%.fn.o) \
-            $(call transform,fn.c.m,$(OUT)/@.%.fn.o) \
-            $(call transform,fn.$(TARGET).s,$(OUT)/@.%.fn.$(TARGET).o) \
-            $(call transform,fn.$(TARGET).s.m,$(OUT)/@.%.fn.$(TARGET).o)
-
-rtobjects = $(call transform,rt.c,$(OUT)/@.%.rt.o) \
-            $(call transform,rt.c.m,$(OUT)/@.%.rt.o) \
-            $(call transform,rt.$(TARGET).s,$(OUT)/@.%.rt.$(TARGET).o) \
-            $(call transform,rt.$(TARGET).s.m,$(OUT)/@.%.rt.$(TARGET).o)
-
-objects = $(fnobjects) $(rtobjects)
-
-header-dir = /usr/include
-lib-dir = /usr/lib
+m-hdr-macs := $(call collect,h.m)
+m-c-src-macs := $(call collect,c.m)
+m-s-src-macs := $(call collect,$(TARGET).s.m)
+
+m-c-sources := $(call transform,c.m,$(TMP)/@.%.c)
+m-s-sources := $(call transform,$(TARGET).s.m,$(TMP)/@.%.$(TARGET).s)
+
+m-headers := $(call transform,h.m,$(OUT)/k/%.h)
+m-c-objects := $(call transform,c.m,$(OUT)/@.%.o)
+m-s-objects := $(call transform,$(TARGET).s.m,$(OUT)/@.%.$(TARGET).o)
+
+fnobjects := $(call transform,fn.c,$(OUT)/@.%.fn.o) \
+             $(call transform,fn.c.m,$(OUT)/@.%.fn.o) \
+             $(call transform,fn.$(TARGET).s,$(OUT)/@.%.fn.$(TARGET).o) \
+             $(call transform,fn.$(TARGET).s.m,$(OUT)/@.%.fn.$(TARGET).o)
+
+rtobjects := $(call transform,rt.c,$(OUT)/@.%.rt.o) \
+             $(call transform,rt.c.m,$(OUT)/@.%.rt.o) \
+             $(call transform,rt.$(TARGET).s,$(OUT)/@.%.rt.$(TARGET).o) \
+             $(call transform,rt.$(TARGET).s.m,$(OUT)/@.%.rt.$(TARGET).o)
+
+docs := $(wildcard k*/*.md)
+docs-out := $(patsubst %.md,$(OUT)/doc/man/%.4.gz,$(notdir $(docs)))
+objects := $(fnobjects) $(rtobjects)
+
+prefix ?= /usr
+d-header = $(prefix)/include
+d-lib = $(prefix)/lib
+d-share = $(prefix)/share
 
 unix-oses = lin fbsd dar and
-posix-oses = lin fbsd dar and hai mgw
+posix-oses = lin fbsd dar and hai mgw cyg
 
 ifeq ($(findstring $(OS),$(unix-oses)),$(OS))
     export UNIX = yes
     export POSIX = yes
@@ -67,9 +75,9 @@
 endif
 
 # include libgcc.a in gcc builds, just in case
 ifeq ($(CC),gcc)
-export COMPLIB = -lgcc
+    export COMPLIB = -lgcc
 endif
 
 all: $(OUT) defs obj tool lib.static $(OUT)/boot.o lib.shared
 lib.static: defs obj $(OUT)/libk.a
@@ -76,26 +84,27 @@
 lib.shared: defs obj $(OUT)/libk.so
 obj: $(moddirs:%=%.obj) 
 defs: $(moddirs:%=%.def) 
 tool: $(OUT)/boot.o $(OUT)/libk.a $(binmods:%=%.tool) 
+doc: $(docs-out)
 clean:
 	rm -rf $(TMP) $(OUT)
 
 install: all
-	install -d $(header-dir)/k -o root -g wheel
+	install -d $(header-dir)/k $(share-dir)/k -o root -g wheel -m 0755
 	install $(OUT)/k/* $(header-dir)/k/ -o root -g wheel -m 0644
-	install -d $(lib-dir)/k -o root -g wheel
-	install $(OUT)/libk.a $(OUT)/libk.so $(OUT)/boot.o \
-		$(lib-dir)/k/ -o root -g wheel -m 0644
+	install $(OUT)/libk.a $(OUT)/libk.so \
+		$(lib-dir) -o root -g wheel -m 0644
+	install $(OUT)/boot.o $(share-dir)/k/boot.o -o root -g wheel -m 0644
 
 uninstall: $(header-dir)/k $(lib-dir)/k
 	rm -rf $^
 
-lists = moddirs functions assemblies fnobjects rtobjects binaries binmods POSIX
+lists = BUILD moddirs functions assemblies fnobjects rtobjects binaries binmods POSIX docs docs-out
 dbg:
 	@echo -e lists: $(foreach var, $(lists), "\\n - \\e[1m$(var)\\e[m = $($(var))")
 
-%.obj: %/makefile  $(OUT)
+%.obj: %/makefile $(OUT)/internal.ident.o $(OUT)
 	cd $* && $(MAKE) obj
 
 %.tool: %/makefile $(OUT)
 	cd $* && $(MAKE) tool
@@ -103,8 +112,9 @@
 %.dbg: %/makefile $(OUT)
 	cd $* && $(MAKE) dbg
 
 %.def: %/makefile $(TMP)/typesize.def \
+                  $(OUT)/k/internal.egroup.h \
                   $(TMP)/system_calls.h \
 				  $(TMP)/system_calls.s \
 				  $(TMP)/error_table.h \
 				  $(OUT) $(OUT)/k
@@ -132,6 +142,16 @@
 	@# `ar rcs` in case `ar` isn't the GNU version
 	ar rc $@ $^
 	ranlib $@
 
+$(OUT)/man/doc:
+	mkdir -p $@
+
+$(OUT)/k/internal.egroup.h: global/modules global/genconds.awk $(OUT)/k
+	awk -f global/genconds.awk <$< >$@
+$(TMP)/internal.ident.c: global/modules global/genident.awk $(OUT)/k/internal.egroup.h $(TMP)
+	awk -f global/genident.awk <$< >$@
+$(OUT)/%.o: $(TMP)/%.c $(OUT)
+	$(CC) $(cflags) -c $< -o $@
+
 $(OUT) $(OUT)/k $(TMP):
 	mkdir -p $@