+INSTALL=install
+PKGCONFIG=pkg-config
+XML2CONFIG=xml2-config
+XSLCONFIG=xslt-config
+
+# these locations seem to work for SuSE and Fedora
+# prefix = $(HOME)
+prefix = $(DESTDIR)/usr
+BINDIR = $(prefix)/bin
+DATADIR = $(prefix)/share
+DESKTOPDIR = $(DATADIR)/applications
+ICONPATH = $(DATADIR)/icons/hicolor
+ICONDIR = $(ICONPATH)/scalable/apps
+MANDIR = $(DATADIR)/man/man1
+XSLTDIR = $(DATADIR)/subsurface/xslt
+gtk_update_icon_cache = gtk-update-icon-cache -f -t $(ICONPATH)
+
+NAME = subsurface
+ICONFILE = $(NAME).svg
+DESKTOPFILE = $(NAME).desktop
+MANFILES = $(NAME).1
+XSLTFILES = xslt/*.xslt
+
+UNAME := $(shell $(CC) -dumpmachine 2>&1 | grep -E -o "linux|darwin|win")
+
+# find libdivecomputer
+# First deal with the cross compile environment and with Mac.
+# For the native case, Linus doesn't want to trust pkg-config given
+# how young libdivecomputer still is - so we check the typical
+# subdirectories of /usr/local and /usr and then we give up. You can
+# override by simply setting it here
+#
+ifeq ($(CC), i686-w64-mingw32-gcc)
+# ok, we are cross building for Windows
+ LIBDIVECOMPUTERINCLUDES = $(shell $(PKGCONFIG) --cflags libdivecomputer)
+ LIBDIVECOMPUTERARCHIVE = $(shell $(PKGCONFIG) --libs libdivecomputer)
+ RESFILE = packaging/windows/subsurface.res
+ LDFLAGS += -Wl,-subsystem,windows
+else ifeq ($(UNAME), darwin)
+ LIBDIVECOMPUTERINCLUDES = $(shell $(PKGCONFIG) --cflags libdivecomputer)
+ LIBDIVECOMPUTERARCHIVE = $(shell $(PKGCONFIG) --libs libdivecomputer)
+else
+libdc-local := $(wildcard /usr/local/lib/libdivecomputer.a)
+libdc-local64 := $(wildcard /usr/local/lib64/libdivecomputer.a)
+libdc-usr := $(wildcard /usr/lib/libdivecomputer.a)
+libdc-usr64 := $(wildcard /usr/lib64/libdivecomputer.a)
+
+ifneq ($(strip $(libdc-local)),)
+ LIBDIVECOMPUTERDIR = /usr/local
+ LIBDIVECOMPUTERINCLUDES = -I$(LIBDIVECOMPUTERDIR)/include/libdivecomputer
+ LIBDIVECOMPUTERARCHIVE = $(LIBDIVECOMPUTERDIR)/lib/libdivecomputer.a
+else ifneq ($(strip $(libdc-local64)),)
+ LIBDIVECOMPUTERDIR = /usr/local
+ LIBDIVECOMPUTERINCLUDES = -I$(LIBDIVECOMPUTERDIR)/include/libdivecomputer
+ LIBDIVECOMPUTERARCHIVE = $(LIBDIVECOMPUTERDIR)/lib64/libdivecomputer.a
+else ifneq ($(strip $(libdc-usr)),)
+ LIBDIVECOMPUTERDIR = /usr
+ LIBDIVECOMPUTERINCLUDES = -I$(LIBDIVECOMPUTERDIR)/include/libdivecomputer
+ LIBDIVECOMPUTERARCHIVE = $(LIBDIVECOMPUTERDIR)/lib/libdivecomputer.a
+else ifneq ($(strip $(libdc-usr64)),)
+ LIBDIVECOMPUTERDIR = /usr
+ LIBDIVECOMPUTERINCLUDES = -I$(LIBDIVECOMPUTERDIR)/include/libdivecomputer
+ LIBDIVECOMPUTERARCHIVE = $(LIBDIVECOMPUTERDIR)/lib64/libdivecomputer.a
+else
+$(error Cannot find libdivecomputer - please edit Makefile)
+endif
+endif
+
+# Libusb-1.0 is only required if libdivecomputer was built with it.
+# And libdivecomputer is only built with it if libusb-1.0 is
+# installed. So get libusb if it exists, but don't complain
+# about it if it doesn't.
+LIBUSB = $(shell $(PKGCONFIG) --libs libusb-1.0 2> /dev/null)
+
+LIBGTK = $(shell $(PKGCONFIG) --libs gtk+-2.0 glib-2.0)
+LIBDIVECOMPUTERCFLAGS = $(LIBDIVECOMPUTERINCLUDES)
+LIBDIVECOMPUTER = $(LIBDIVECOMPUTERARCHIVE) $(LIBUSB)
+
+LIBXML2 = $(shell $(XML2CONFIG) --libs)
+LIBXSLT = $(shell $(XSLCONFIG) --libs)
+XML2CFLAGS = $(shell $(XML2CONFIG) --cflags)
+GLIB2CFLAGS = $(shell $(PKGCONFIG) --cflags glib-2.0)
+GTK2CFLAGS = $(shell $(PKGCONFIG) --cflags gtk+-2.0)
+CFLAGS += $(shell $(XSLCONFIG) --cflags)
+
+LIBZIP = $(shell $(PKGCONFIG) --libs libzip 2> /dev/null)
+ifneq ($(strip $(LIBZIP)),)
+ ZIP = -DLIBZIP $(shell $(PKGCONFIG) --cflags libzip)
+endif
+
+ifeq ($(UNAME), linux)
+ LIBGCONF2 = $(shell $(PKGCONFIG) --libs gconf-2.0)
+ GCONF2CFLAGS = $(shell $(PKGCONFIG) --cflags gconf-2.0)
+ OSSUPPORT = linux
+ OSSUPPORT_CFLAGS = $(GTK2CFLAGS) $(GCONF2CFLAGS)
+else ifeq ($(UNAME), darwin)
+ OSSUPPORT = macos
+ OSSUPPORT_CFLAGS = $(GTK2CFLAGS)
+ MACOSXINSTALL = /Applications/Subsurface.app
+ MACOSXFILES = packaging/macosx
+ EXTRALIBS = $(shell $(PKGCONFIG) --libs gtk-mac-integration) -framework CoreFoundation
+ CFLAGS += $(shell $(PKGCONFIG) --cflags gtk-mac-integration)
+else
+ OSSUPPORT = windows
+ OSSUPPORT_CFLAGS = $(GTK2CFLAGS)
+endif
+
+ifneq ($(strip $(LIBXSLT)),)
+ # We still need proper paths and install options for OSX and Windows
+ ifeq ($(shell sh -c 'uname -s 2>/dev/null || echo not'),Linux)
+ XSLT=-DXSLT='"$(XSLTDIR)"'
+ endif
+endif
+
+LIBS = $(LIBXML2) $(LIBXSLT) $(LIBGTK) $(LIBGCONF2) $(LIBDIVECOMPUTER) $(EXTRALIBS) $(LIBZIP) -lpthread -lm