Started draft of build system

Author: rstutsman

GNUmakefile

@@ -0,0 +1,61 @@
+# This makefile system follows the structuring conventions
+# recommended by Peter Miller in his excellent paper:
+#
+#       Recursive Make Considered Harmful
+#       http://aegis.sourceforge.net/auug97.pdf
+
+## Create a separate build directory for each git branch and for each arch
+OBJSUFFIX := $(shell git symbolic-ref -q HEAD | \
+	       sed -e s,refs/heads/,.,)
+
+OBJDIR	:= obj$(OBJSUFFIX)
+
+TOP	:= $(shell echo $${PWD-`pwd`})
+
+COMWARNS := -Wformat=2 -Wextra -Wmissing-noreturn \
+            -Wwrite-strings -Wno-unused-parameter -Wmissing-format-attribute \
+            -Wswitch-default -fno-builtin
+CWARNS   := $(COMWARNS) -Wmissing-prototypes -Wmissing-declarations -Wshadow \
+		-Wbad-function-cast
+CXXWARNS := $(COMWARNS) -Wno-non-template-friend -Woverloaded-virtual \
+	 	-Wconversion -Wcast-qual -Wunreachable-code  -Winline \
+		-Weffc++ -Wswitch-enum -Wcast-align
+OPTFLAG := -O2
+INCLUDES := -I$(TOP)/src
+
+
+CFLAGS	:= $(OPTFLAG) $(CWARNS) -Werror -std=c99 $(INCLUDES)
+CXXFLAGS    := $(OPTFLAG) $(CXXWARNS) -Werror -std=c++0x $(INCLUDES)
+
+CC := gcc
+CXX := g++
+PERL := perl
+LINT := python cpplint.py
+
+all:
+
+.SUFFIXES:
+
+include src/server/Makefrag
+
+clean:
+	rm -rf $(OBJDIR)/.deps $(OBJDIR)/*
+
+CHKFILES := $(shell find $(TOP)/src -name '*.cc' -or -name '*.h' -or -name '*.c')
+check:
+	$(LINT) $(CHKFILES)
+
+# This magic automatically generates makefile dependencies
+# for header files included from C source files we compile,
+# and keeps those dependencies up-to-date every time we recompile.
+# See 'mergedep.pl' for more information.
+$(OBJDIR)/.deps: $(foreach dir, $(OBJDIRS), $(wildcard $(OBJDIR)/$(dir)/*.d))
+	@mkdir -p $(@D)
+	$(PERL) mergedep.pl $@ $^
+
+-include $(OBJDIR)/.deps
+
+always:
+	@:
+
+.PHONY: all always clean check