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#!/usr/bin/make -f
# debian/rules file for the Debian GNU/Linux r-base package
# Copyright 1997-2003 by Douglas Bates <bates@stat.wisc.edu> 
#                    and Dirk Eddelbuettel <edd@debian.org>

# $Id: rules,v 1.55 2003/11/20 16:13:01 bates Exp $

corepackage = r-base-core
latexpackage    = r-base-latex
pdfpackage  = r-doc-pdf
htmlpackage = r-doc-html
gnomepackage    = r-gnome
nmathpackage    = r-mathlib
infopackage = r-doc-info
recdpackage = r-recommended

# for the standalone library, no sonames are assigned in the upstream Makefiles
somaj       = 1
somin       = 0
sorel       = 0
libver      = $(somaj).$(somin).$(sorel)

debbase     := $(CURDIR)/debian
debtmp      := $(debbase)/tmp
debdoc      := $(debbase)/$(corepackage)/usr/share/doc/$(corepackage)
debmat      := $(debbase)/$(nmathpackage)
debetc      := $(debbase)/$(corepackage)/usr/lib/R/etc

arch        := $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)

# set this to 1 (default) if you want the Gnome GUI package
gnome       = 1
ifeq ($(gnome),0)
gnomeconfig     = --without-gnome
else
gnomeconfig = --with-gnome
endif

#export DH_VERBOSE = 1
export DH_COMPAT  = 3

# edd 15 Aug 2001  default to blas, atlas can override it 
#atlas      = --with-blas=blas
# dmb 04 Apr 2003  better to use no specify blas
# atlas         = --with-blas
# edd 28 Apr 2003  try configuring with atlas
# atlas     = --with-blas=atlas
# edd 16 Oct 2003  back to older default
atlas       = --with-blas=blas
# edd 08 Mar 2003  use the new lapack feature
# edd 27 Apr 2003  Set this to =no as we currently see numerical errors
lapack      = --with-lapack=no

# edd 02 Sep 2001  default to g77 but let m68k use f2c
# edd 06 Mar 2003  enforce 3.2 versions explicitly 
#                  so that on testing we will pick them over 2.95
# edd 07 Jun 2003  let's fall back to the default compilers
fortrancompiler = F77=g77
compiler    = gcc
cxxcompiler = g++
compilerflags   = -O2

# edd 04 Sep 2001  default compiler flags, lowered for m68k
compilerflags   = -O2
# m68k barks when using g77, and when gcc use -O2
# edd 26 Nov 2002  switched back to g77
# edd 02 Jun 2003  switched back
# cts 04 Jun 2003  use -O1 on m68k
ifeq ($(arch),m68k-linux)
fortrancompiler = F2C=f2c
compilerflags   = -O1
endif

## edd 09 Nov 2001  ia64 needs gcc-3.0, hppa gets it by default
#ifeq ($(arch),ia64-linux)
#fortrancompiler = F77=g77-3.0
#compiler   = gcc-3.0
#cxxcompiler    = g++-3.0
#compilerflags  = -O2
#endif

## lamont@debian.org 06 Dec 2001  hppa needs -ffunction-sections  
ifeq ($(arch),hppa-linux)
compilerflags   = -O2 -ffunction-sections
endif

## edd 20 Jun 2002      no optimisation or debugging on baby systems
## edd 02 Jun 2003  use this on arm only 
##ifneq "$(findstring $(arch), m68k-linux arm-linux)" ""
ifneq "$(findstring $(arch), arm-linux)" ""
compilerflags   = -O0 -g0
endif

get-orig-source: upstream
upstream:
    links http://cran.us.r-project.org/src/base

upstreamdevel:
    links ftp://ftp.stat.math.ethz.ch/Software/R
        #links http://cran.us.r-project.org/src/base
        #rsync -vaC rsync.r-project.org::r-devel .

## edd 24 Oct 2003  build is invoked by the buildd, so we would prefer to
##              not imply build-indep; unfortunately R does not build
##          properly without it, so we have to stick with it
#build: build-arch build-indep
build: build-arch

build-arch: make-arch 

build-indep: make-indep 

configure: configure-stamp
configure-stamp:    
    @echo "*** configure ***"

        # we have to disable use of the expanded R_LD_LIBRARY_PATH as it
        # conflicts with Debian's Atlas-can-replace-Blas scheme
        # so set R_LD_LIBRARY_PATH to the minimal value R_HOME/bin
        # and discard what configure finds for it on this machine
    perl -p -i -e 's|:\@R_LD_LIBRARY_PATH\@||' src/scripts/R.sh.in

    dh_testdir
    PERL=/usr/bin/perl              \
    R_UNZIPCMD=/usr/bin/miniunzip           \
    R_ZIPCMD=/usr/bin/minizip           \
    R_PRINTCMD=/usr/bin/lpr             \
    CC=${compiler}                  \
    CXX=${cxxcompiler}              \
    ${fortrancompiler}              \
    CPPFLAGS=                   \
    LDFLAGS=                    \
    FLIBS=                      \
    ./configure --prefix=/usr           \
            --with-tcltk            \
            --mandir=/usr/share/man     \
            --infodir=/usr/share/info       \
            $(atlas)                \
            $(lapack)               \
            $(gnomeconfig)          \
            --enable-R-profiling        \
            --enable-R-shlib            \
            --with-recommended-packages     \
            --build $(arch)

#           --with-tcl-config=/usr/lib/tcl8.3/tclConfig.sh  
#           --with-tk-config=/usr/lib/tk8.3/tkConfig.sh     

    touch configure-stamp

make-arch: configure make-arch-stamp 
make-arch-stamp: 
    @echo "*** make-arch ***"
    make        CFLAGS="$(compilerflags)"       \
            CXXFLAGS="$(compilerflags)"     \
            FFLAGS="$(compilerflags)"       \
            CC=${compiler}              \
            CXX=${cxxcompiler}          \
            ${fortrancompiler}          \
            R

        # the top-level 'make stamp-recommended' target implies 'make docs'
        # which (for the buildds) implies a lot of time wasted generating 
        # output we already take from the initial i386 build
    make        CFLAGS="$(compilerflags)"       \
            CXXFLAGS="$(compilerflags)"     \
            FFLAGS="$(compilerflags)"       \
            CC=${compiler}              \
            CXX=${cxxcompiler}          \
            ${fortrancompiler}          \
            stamp-recommended

        # make standalone math lib
    (cd src/nmath/standalone;               \
        make    CFLAGS="$(compilerflags) -D_REENTRANT"  \
            CXXFLAGS="$(compilerflags) -D_REENTRANT"\
            FFLAGS="$(compilerflags) -D_REENTRANT"  \
            CC=${compiler}              \
            CXX=${cxxcompiler}          \
            ${fortrancompiler}          \
            libRmath_la_LDFLAGS=-Wl,-soname,libRmath.so.$(somaj) \
            )

    touch make-arch-stamp

make-indep: configure make-indep-stamp
make-indep-stamp:
    @echo "*** make-indep ***"
#   make docs
    make html
    make help
    make info
    make pdf
    touch make-indep-stamp

make: make-arch make-indep 

check: make-arch check-stamp
check-stamp: 
    @echo "*** check ***"
ifneq   ($(arch),arm-linux)
    -make check
endif
    touch check-stamp

clean:
    @echo "*** clean ***"
    dh_testdir
    dh_testroot
    rm -f   configure-stamp \
        build-stamp build-indep-stamp build-arch-stamp \
        make-stamp make-arch-stamp make-indep-stamp \
        install-indep-stamp install-arch-stamp \
        check-stamp 
    -make distclean
    -rm -f `find . -name "*~"`
    -rm -rf debian/tmp debian/files* core debian/substvars
    -rm -f doc/html/function.html doc/html/packages.html
    -rm -f modules/*.so
        # left over in CVS from r-base --> r-base-core transition
    (cd debian; rm -vf r-base.dirs r-base.files r-base.lintian \
            r-base.menu r-base.postinst)    
    dh_clean

install: install-arch install-indep 

install-arch: make-arch check install-arch-stamp
install-arch-stamp: 
    @echo "*** install-arch ***"
    dh_testdir
    dh_testroot
    dh_clean -a -k
    dh_installdirs -A

    make        prefix=$(debtmp)/usr            \
            mandir=$(debtmp)/usr/share/man      install

        # link $R_HOME/bin/R to real one, and set R_HOME_DIR env.var. 
    (cd $(debtmp)/usr/lib/R/bin/;                   \
        ln -svf ../../../bin/R R;               \
        cd ../../../bin;                    \
        perl -p -i -e                       \
            's|^R_HOME_DIR=.*|R_HOME_DIR=/usr/lib/R|' R)

        # set browser to mozilla as mozilla-1.0.0 works with help.start()
    (cd $(debtmp)/usr/lib/R/etc; \
        perl -p -i -e \
            "s|R_BROWSER-'.*'|R_BROWSER-'/usr/bin/mozilla'|" \
            Renviron)

        # fix permissions (Lintian)
    chmod a+x   $(debtmp)/usr/lib/R/share/sh/echo.sh        \
            $(debtmp)/usr/lib/R/share/sh/help-links.sh  \
            $(debtmp)/usr/lib/R/share/sh/help-print.sh

        # remove unneeded license files, but link them back
    rm -v   $(debtmp)/usr/lib/R/COPYING         \
        $(debtmp)/usr/lib/R/COPYING.LIB 
    (cd $(debtmp)/usr/lib/R/; \
        ln -s ../../share/common-licenses/GPL COPYING; \
        ln -s ../../share/common-licenses/LGPL COPYING.LIB)

        # edd 15 Jul 2002 reduce compile load on small machines
ifneq "$(findstring $(arch), m68k-linux arm-linux)" ""
    perl -p -i -e 's/-g -O2/-g0 -O0/g' $(debtmp)/usr/lib/R/etc/Makeconf
endif

        # edd 10 Jan 2003 fix Perl interpreter path
    (cd $(debtmp)/usr/lib/R/bin;                    \
        for file in Rdconv Rdindex Rprof Sd2Rd build check; do  \
        perl -p -i -e "s|/usr/local/bin/perl|/usr/bin/perl|"    \
           $${file};                        \
    done)

        # that being done, now install in different sub-packages

        # move the GNOME version to the r-gnome package
ifneq ($(gnome),0)
    dh_movefiles    -p$(gnomepackage)   usr/lib/R/modules/R_gnome.so
endif

        # move files for r-recommended
        # doing this before html/latex moves ensure they keep their tex/latex
    dh_movefiles    -p$(recdpackage)
        # move the html manual files in r-doc-html.files into r-doc-html 
        # these get built in make-arch too ...
    dh_movefiles    -p$(htmlpackage)        
        # move files for r-base-html
    dh_movefiles    -pr-base-html
        # move files for r-base-latex
    dh_movefiles    -pr-base-latex
        # move all the rest into r-base-core
    dh_movefiles    -p$(corepackage)

        # for the standalone library package, move the two libs
        # as 'make install' ignores these, we have to do it by hand
    dh_installdirs -p$(nmathpackage) usr/include usr/lib
    install -m 0644 src/nmath/standalone/libRmath.a     \
            $(debmat)/usr/lib
    install -m 0644 src/nmath/standalone/libRmath.so    \
            $(debmat)//usr/lib/libRmath.so.$(libver)
    (cd $(debmat)/usr/lib; \
            ln -s libRmath.so.$(libver) libRmath.so.$(somaj); \
            ln -s libRmath.so.$(somaj)  libRmath.so)
        # and create a link for Rmath.h 
    (cd $(debmat)/usr/include; \
            ln -s ../lib/R/include/Rmath.h .)

        # now deal with $R_HOME/etc <--> /etc/R
        # edd 03 Apr 2003  patch Renviron for new R_LIBS standard
    (cd $(debetc); \
        cat $(debbase)/Renviron-R_LIBS.patch | patch --verbose; \
        mv Makeconf Renviron    ../../../../etc/R/;         \
        ln -s  /etc/R/Makeconf  .;              \
        ln -s  /etc/R/Renviron  .               )

    touch install-arch-stamp

#install-indep: make-arch make-indep install-arch install-indep-stamp
install-indep: make-indep install-indep-stamp
install-indep-stamp: 
    @echo "*** install-indep ***"
    dh_testdir
    dh_testroot
    dh_clean -a -k
    dh_installdirs -A

    make        prefix=$(debtmp)/usr            install-pdf

        # the indep package r-doc-info is made now 
    make        prefix=$(debtmp)/usr  \
            infodir=$(debtmp)/usr/share/info    install-info

        # move the pdf manual files listed in r-doc-pdf.files into r-doc-pdf 
    dh_movefiles    -p$(pdfpackage)     
        # move the html manual files in r-doc-html.files into r-doc-html 
    dh_movefiles    -p$(htmlpackage)        
    touch install-indep-stamp
        # move files for r-doc-info
    dh_movefiles    -p$(infopackage)
        # but clean up dir and old.dir  
    rm -vf      $(debbase)/$(infopackage)/usr/share/info/dir \
            $(debbase)/$(infopackage)/usr/share/info/dir.old

# Build architecture-independent files here.
binary-indep: build-indep install-indep
    @echo "*** binary-indep ***"
    dh_testdir -i
    dh_testroot -i
    dh_link -i
        #dh_installdebconf -i
    dh_installdocs -i
        #dh_installexamples -i
        #dh_installmenu -i
        #dh_installemacsen -i
        #dh_installpam -i
        #dh_installmime -i
        #dh_installinit -i
        #dh_installcron -i
        #dh_installmanpages -i
        #dh_installinfo -i
        #dh_undocumented -i
    dh_installchangelogs -i 
        # install lintian "silencer"
    install -p -m 0644  debian/$(latexpackage).lintian \
     $(debbase)/$(latexpackage)/usr/share/lintian/overrides/$(latexpackage)
    dh_compress -i
    dh_fixperms -i
        #dh_suidregister -i
    dh_installdeb -i
        #dh_perl -i
    dh_gencontrol -i
    dh_md5sums -i
    dh_builddeb -i

# Build architecture-dependent files here.
binary-arch: build-arch check install-arch 
    @echo "*** binary-arch ***"
    dh_testdir -a
    dh_testroot -a
        #dh_installdebconf -a
    dh_link -a
    dh_installdocs -p$(corepackage) AUTHORS BUGS  NEWS ONEWS README \
                    RESOURCES THANKS Y2K \
                    debian/README.Atlas \
                    debian/README.mathlib
    dh_installexamples -a
    dh_installexamples -p$(corepackage) src/nmath/standalone/test.c
    dh_installmenu -a
        #dh_installemacsen -a
        #dh_installpam -a
        #dh_installmime -a
        #dh_installinit -a
        #dh_installcron -a
        #dh_installmanpages -a  -N$(gnomepackage) -p$(corepackage) getline.3
        #dh_installman      -p$(corepackage) doc/R.1
        ## dh_installinfo -a    -n doc/manual/R-*.info*
        ## edd 04 Apr 2004 manual is dangling unless r-doc-pdf is installed ...
        ##(cd $(debdoc)/doc && ln -s ../../../../lib/R/doc/html .)
        ##(cd $(debdoc)/doc && ln -s ../../../../lib/R/doc/manual .)
        # ... so install doc as a link, as we already did with library
    (cd $(debdoc) && ln -s ../../../lib/R/doc .)
    (cd $(debdoc) && ln -s ../../../lib/R/library .)
        # install lintian "silencer"
    install -p -m 0644  debian/$(corepackage).lintian \
       $(debbase)/$(corepackage)/usr/share/lintian/overrides/$(corepackage)
    install -p -m 0644  debian/$(recdpackage).lintian \
       $(debbase)/$(recdpackage)/usr/share/lintian/overrides/$(recdpackage)
        #dh_undocumented -a
    dh_installchangelogs -a -k NEWS 
    dh_strip -a
    dh_compress -a
    dh_fixperms -a
        #dh_suidregister -a
    dh_makeshlibs -a
    dh_installdeb -a
    dh_perl -a
    dh_shlibdeps -a
#   @echo "*** Pruning shlibdeps result from double atlas entry ***"
#   cat debian/r-base-core.substvars
#   perl -p -i -e 's/atlas2-base, //' debian/r-base-core.substvars
#   cat debian/r-base-core.substvars
#   @echo "*** Pruning atlas from r-recommended shlibdeps ***"
#   cat debian/r-recommended.substvars
#   perl -p -i -e 's/atlas2-base, //' debian/r-recommended.substvars
#   cat debian/r-recommended.substvars
#   echo "*** Done ***"
    dh_gencontrol -a
    dh_md5sums -a       -X'usr/bin/R'  -XLibIndex -Xindex.txt \
                    -Xfunction.html -Xpackages.html
    dh_builddeb -a

binary: binary-arch binary-indep 
.PHONY: build clean binary-indep binary-arch binary install install-arch install-indep