make Makefile work out MONERO_BUILD_ROOT

Makefile

@@ -1,3 +1,39 @@
+define LICENSE
+
+Copyright (c) 2014-2019, The Monero Project
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright notice,
+this list of conditions and the following disclaimer in the documentation
+and/or other materials provided with the distribution.
+
+3. Neither the name of the copyright holder nor the names of its contributors
+may be used to endorse or promote products derived from this software without
+specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+Parts of the project are originally copyright (c) 2012-2013 The Cryptonote
+developers.
+
+endef
+
 TARGET = monero-pool
 
 TYPE = debug
@@ -6,7 +42,14 @@ ifeq ($(MAKECMDGOALS),release)
 TYPE = release
 endif
 
-MONERO_INC = ${MONERO_ROOT}/src ${MONERO_ROOT}/external/easylogging++ ${MONERO_ROOT}/contrib/epee/include
+MONERO_BUILD_ROOT = ${MONERO_ROOT}/build/$(shell echo `uname | \
+					sed -e 's|[:/\\ \(\)]|_|g'`/`\
+					git -C ${MONERO_ROOT} branch | grep '\* ' | cut -f2- -d' '| \
+					sed -e 's|[:/\\ \(\)]|_|g'`)/release
+
+MONERO_INC = ${MONERO_ROOT}/src \
+			 ${MONERO_ROOT}/external/easylogging++ \
+			 ${MONERO_ROOT}/contrib/epee/include
 
 MONERO_LIBS = \
   ${MONERO_BUILD_ROOT}/src/cryptonote_basic/libcryptonote_basic.a \
@@ -56,9 +99,11 @@ LDPARAM += $(LDFLAGS)
 
 LIBS := lmdb pthread microhttpd unbound
 ifeq ($(OS), Darwin)
-LIBS += c++ boost_system-mt boost_date_time-mt boost_chrono-mt boost_filesystem-mt boost_thread-mt boost_regex-mt
+LIBS += c++ boost_system-mt boost_date_time-mt boost_chrono-mt \
+		boost_filesystem-mt boost_thread-mt boost_regex-mt
 else
-LIBS += dl boost_system boost_date_time boost_chrono boost_filesystem boost_thread boost_regex uuid
+LIBS += dl boost_system boost_date_time boost_chrono boost_filesystem \
+		boost_thread boost_regex uuid
 endif
 
 PKG_LIBS := $(shell pkg-config \
@@ -105,14 +150,21 @@ SDFILES := $(addprefix $(STORE)/,$(CSOURCE:.S=.d))
 
 $(TARGET): preflight dirs $(OBJECTS) $(COBJECTS) $(SOBJECTS) $(HTMLOBJECTS)
 	@echo Linking $(OBJECTS)...
-	$(C++) -o $(STORE)/$(TARGET) $(OBJECTS) $(COBJECTS) $(SOBJECTS) $(HTMLOBJECTS) $(LDPARAM) $(MONERO_LIBS) $(foreach LIBRARY, $(LIBS),-l$(LIBRARY)) $(foreach LIB,$(LIBPATH),-L$(LIB)) $(PKG_LIBS) $(STATIC_LIBS)
+	$(C++) -o $(STORE)/$(TARGET) $(OBJECTS) $(COBJECTS) $(SOBJECTS) $(HTMLOBJECTS) \
+		$(LDPARAM) $(MONERO_LIBS) \
+		$(foreach LIBRARY, $(LIBS),-l$(LIBRARY)) \
+		$(foreach LIB,$(LIBPATH),-L$(LIB)) \
+		$(PKG_LIBS) $(STATIC_LIBS)
 	@cp pool.conf $(STORE)/
 	@cp tools/* $(STORE)/
 
 $(STORE)/%.o: %.cpp
 	@echo Creating object file for $*...
-	$(C++) -Wp,-MMD,$(STORE)/$*.dd $(CCPARAM) $(CXXFLAGS) $(foreach INC,$(INCPATH),-I$(INC)) $(PKG_INC)\
-		$(foreach CPPDEF,$(CPPDEFS),-D$(CPPDEF)) -c $< -o $@
+	$(C++) -Wp,-MMD,$(STORE)/$*.dd $(CCPARAM) $(CXXFLAGS) \
+		$(foreach INC,$(INCPATH),-I$(INC)) \
+		$(PKG_INC) \
+		$(foreach CPPDEF,$(CPPDEFS),-D$(CPPDEF)) \
+		-c $< -o $@
 	@sed -e '1s/^\(.*\)$$/$(subst /,\/,$(dir $@))\1/' $(STORE)/$*.dd > $(STORE)/$*.d
 	@rm -f $(STORE)/$*.dd
 
@@ -149,15 +201,13 @@ clean:
 
 dirs:
 	@-if [ ! -e $(STORE) ]; then mkdir -p $(STORE); fi;
-	@-$(foreach DIR,$(DIRS), if [ ! -e $(STORE)/$(DIR) ]; then mkdir -p $(STORE)/$(DIR); fi; )
+	@-$(foreach DIR,$(DIRS), \
+		if [ ! -e $(STORE)/$(DIR) ]; then mkdir -p $(STORE)/$(DIR); fi; )
 
 preflight:
 ifeq ($(origin MONERO_ROOT), undefined)
 	$(error You need to set an environment variable MONERO_ROOT to your monero repository root)
 endif
-ifeq ($(origin MONERO_BUILD_ROOT), undefined)
-	$(error You need to set an environment variable MONERO_BUILD_ROOT to your monero build root)
-endif
 ifndef PKG_LIBS
 	$(error Missing dependencies)
 endif

README.md

@@ -34,14 +34,13 @@ shout on IRC: jtgrassie on Freenode.
 The build system now requires the Monero source tree to be cloned and compiled.
 Follow the
 [instructions](https://github.com/monero-project/monero#compiling-monero-from-source)
-for compiling Monero, then export the following variables:
+for compiling Monero, then export the following variable:
 
 ```bash
 export MONERO_ROOT=/path/to/cloned/monero
-export MONERO_BUILD_ROOT=$MONERO_ROOT/build/<system>/<branch>/<release|debug>
 ```
 
-Replacing the values appropriately.
+Replacing the path appropriately.
 
 Beyond the Monero dependencies, the following extra libraries are also required
 to build the pool: