# -*- coding: utf-8; mode: tcl; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- vim:fenc=utf-8:ft=tcl:et:sw=4:ts=4:sts=4
# $Id$

PortSystem          1.0
PortGroup           compilers  1.0
PortGroup           muniversal 1.0
PortGroup           active_variants 1.1
PortGroup           compiler_blacklist_versions 1.0
PortGroup           select     1.0

name                octave-devel
categories          math science
platforms           darwin
license             GPL-3+
maintainers         mcalhoun openmaintainer
description         a high-level language for numerical computations
long_description    \
    GNU Octave is a high-level language, primarily intended for numerical \
    computations. It provides a convenient command-line interface for \
    solving linear and nonlinear problems numerically.

homepage            http://www.gnu.org/software/octave

#fetch.type          hg
#hg.url              http://hg.savannah.gnu.org/hgweb/octave/

set version_release 4.0.2
set version_rc      4.0.1-rc4
set version_tip     4.1.0+

if { ${name} eq ${subport} } {
    version         ${version_tip}
    revision        14
    hg.tag          19e8eddd4773

    # see http://savannah.gnu.org/bugs/?41027
    patchfiles-append   \
        octave-bug_41027-half.patch

    # see http://savannah.gnu.org/bugs/index.php?47886
    patchfiles-append   \
        patch-configure.diff

    checksums-append               \
        ${hg.tag}${extract.suffix} \
        rmd160  bf6d26b12fa1f0e2a8434a54ffa395c2b4e7f31e \
        sha256  934b7f116018e3f8d97c7bbd2d213a77c823d934a4865155e24eac5cb42a636b

    livecheck.regex   "<a href=\"/hgweb/octave/rev/(\[a-zA-Z0-9.\]+)\">\ntip"
}

subport octave-devel-rc {
    version         ${version_rc}
    revision        7
    hg.tag          2b66f30a0de7

    if {${version_rc} eq ${version_release}} {
        conflicts-append octave-devel-release
    }

    # see http://savannah.gnu.org/bugs/?func=detailitem&item_id=46592
    patchfiles-append \
        patch-e870a68742a6.diff

    # see http://savannah.gnu.org/bugs/?41027
    patchfiles-append   \
        octave-bug_41027.patch

    checksums-append               \
        ${hg.tag}${extract.suffix} \
        rmd160  4bf919790f28f21752381e127cf55b3a5f4d7344 \
        sha256  4785967cff091dddd7d82dbbd094658a39ad26d4a7219abc1f1bbc4fe696d43a

    livecheck.regex   "<a href=\"/hgweb/octave/rev/(\[a-zA-Z0-9.\]+)\">\nrc-"
}

subport octave-devel-release {
    version         ${version_release}
    revision        3
    hg.tag          acaf1e137c5e

    if {${version_release} eq ${version_rc}} {
        conflicts-append octave-devel-release
    }

    # see http://savannah.gnu.org/bugs/?func=detailitem&item_id=46592
    patchfiles-append \
        patch-e870a68742a6.diff

    # see http://savannah.gnu.org/bugs/?41027
    patchfiles-append   \
        octave-bug_41027.patch

    checksums-append               \
        ${hg.tag}${extract.suffix} \
        rmd160  454f0f6ef1657a49f9a41ff5bae03c09a332d77f \
        sha256  3aafb5568bd46c1c6e6bae494cf8fdf457e8a84fea402b14a454e992c0885a8c

    livecheck.regex   "<a href=\"/hgweb/octave/rev/(\[a-zA-Z0-9.\]+)\">\nrelease-"
}

# Block compilers: Some older versions of CLANG do not honor the CPATH
# environment variables, which is required for compiling this port
# when using MacPorts.  The versions seem to be: MacPorts CLANG 2.9 or
# earlier, and Apple CLANG 318.0.58 or older.
#
# See also < http://llvm.org/bugs/show_bug.cgi?id=8971 >
#          < https://trac.macports.org/ticket/40250 >.
compiler.blacklist-append { clang <= 318.0.61 }

select.group octave
select.file  ${filespath}/${subport}

# see ${worksrcpath}/.hgsubstate to find revision of gnulib-hg subrepository that should be used
if { ${subport} eq "octave-devel-rc" || ${subport} eq "octave-devel-release" } {
    set hg_gnu_tag      7f19e7f2afa2

    checksums-append \
        ${hg_gnu_tag}${extract.suffix} \
        rmd160  9d906212fdb4201f8592da10524606dadb3f50e3 \
        sha256  85add8ce0c53e8868d903c28c407d864ca54bd42e8d472e09b1a1bb4b105b741
} else {
    # check http://hg.savannah.gnu.org/hgweb/octave/gnulib-hg/rev for latest version
    set hg_gnu_tag      4a3a7c6111c8

    checksums-append \
        ${hg_gnu_tag}${extract.suffix} \
        rmd160  367b2811b5d4e3bab5ed22382c4ecfed808335e7 \
        sha256  39f09d2000654d0d75a95b756fdd0724f869dfe65ef08f47814fbad230e8b25c
}

master_sites        http://hg.savannah.gnu.org/hgweb/octave/archive:octave \
                    http://hg.savannah.gnu.org/hgweb/octave/gnulib-hg/archive:gnulib

distfiles           \
    ${hg.tag}${extract.suffix}:octave \
    ${hg_gnu_tag}${extract.suffix}:gnulib

worksrcdir          octave-${hg.tag}

post-extract {
    # mimic presence of mercurial subrepository
    move ${worksrcpath}/../gnulib-hg-${hg_gnu_tag} ${worksrcpath}/gnulib-hg
}

pre-patch {
    # code located in pre-patch because variants from PortGroup compilers must
    #    be evaluated before it can be determined if clang is being used

    # see http://trac.macports.org/ticket/45011
    # see http://savannah.gnu.org/bugs/?43298
    set libcxxbug no
    if { ${configure.cc} eq "/usr/bin/clang" && [lindex [split ${xcodeversion} .] 0] eq 6 } {
        set libcxxbug yes
    } elseif { [variant_exists clang35] && [variant_isset clang35] } {
        set libcxxbug yes
    }
    if { ${libcxxbug} } {
        patchfiles-append   \
            clang-libcxx-fix.patch
    }

    # see https://trac.macports.org/ticket/44704
    set gl2psbug no
    if { ${configure.cc} eq "/usr/bin/clang" && [vercmp ${xcodeversion} 5.0.0] < 0 } {
        set gl2psbug yes
    } elseif { [variant_exists clang33] && [variant_isset clang33] } {
        set gl2psbug yes
    }
    if { ${gl2psbug} } {
        patchfiles-append   patch-gl2ps_renderer.diff
    }
}

# need for autoconf
depends_build-append \
    port:autoconf    \
    port:automake    \
    port:libtool

use_autoconf         yes
autoconf.cmd         ./bootstrap
autoconf.args

# avoid depends_build-append port:coreutils
configure.env-append MKDIR_P="/bin/mkdir -p"

# avoid depends_build-append port:cctools
configure.env-append RANLIB=/usr/bin/ranlib

# workaround for build failure with Xcode8 (#52301)
configure.env-append "ac_cv_func_mkostemp=no"

# main octave port lists as a depends_lib
# configure.ac list it among the "[p]rograms used in Makefiles"
depends_build-append port:gawk
configure.awk ${prefix}/bin/gawk

# in configure.ac, said to be "[p]rograms used to generate icons file formats
depends_build-append \
    port:icoutils    \
    port:librsvg
configure.env-append              \
    ICOTOOL=${prefix}/bin/icotool \
    RSVG_CONVERT=${prefix}/bin/rsvg-convert

# main octave port lists as a depends_lib
# configure.ac list it among the "[p]rograms used in Makefiles"
depends_build-append port:grep
configure.env-append  GREP=${prefix}/bin/grep
configure.env-append EGREP=${prefix}/bin/egrep
configure.env-append FGREP=${prefix}/bin/fgrep

# configure.ac list it among the "[p]rograms used in Makefiles"
depends_build-append port:findutils
configure.env-append FIND=${prefix}/bin/gfind

# main octave port lists as a depends_lib
# configure.ac list it among the "[p]rograms used in Makefiles"
depends_build-append port:gsed
configure.env-append SED=${prefix}/bin/gsed

depends_build-append port:flex
configure.env-append LEX=${prefix}/bin/flex

depends_build-append port:bison
configure.env-append YACC="${prefix}/bin/bison -y"

depends_build-append port:gperf
configure.env-append GPERF=/usr/bin/gperf

# configure.ac list it among the "[p]rograms used in Makefiles"
depends_build-append port:perl5
configure.perl ${prefix}/bin/perl5

# avoid depends_build-append port:desktop-file-utils
#configure.env-append DESKTOP_FILE_INSTALL=""
configure.env-append ac_cv_prog_DESKTOP_FILE_INSTALL=""

depends_build-append \
    port:pkgconfig

compilers.choose    fc f77 f90 cc cxx

# for now, limit the number of variants
# some of these compilers may work fine
compilers.setup     \
    require_fortran \
    -dragonegg      \
    -gcc49          \
    -gcc48          \
    -gcc47          \
    -gcc46          \
    -gcc45          \
    -gcc44          \
    -g95            \
    -llvm           \
    -clang36        \
    -clang35        \
    -clang34        \
    -clang33

# help prevent conflicts with various octave ports
configure.args-append \
    --infodir=${prefix}/share/info/octave_${version}

# offscreen rendering with OpenGL via osmesa would be nice to have, but the following
#    causes a segmentation fault:
#    h = figure ("visible", "off"); fn = tempname (); sombrero (); __osmesa_print__ (h, fn, "svg");
#
# solution is ???
#
#depends_lib-append port:mesa
configure.args-append       \
    --without-OSMesa

#configure.args-append --with-shell=???

configure.args-append       \
    --with-framework-carbon \
    --without-x             \
    --enable-static

configure.args-append       \
    --disable-openmp

configure.args-append       \
    --disable-java          \
    --without-fltk          \
    --without-opengl        \
    --disable-jit           \
    --without-sndfile       \
    --without-portaudio     \
    --without-magick        \
    --disable-docs

if { ${subport} eq "octave-devel-rc" || ${subport} eq "octave-devel-release" } {
    configure.args-append       \
        --disable-gui
} else {
    configure.args-append       \
        --without-qt
}

# in configure.ac, listed as one of "[p]rograms used when running Octave"
depends_lib-append port:python27
configure.python ${prefix}/bin/python2.7

# in configure.ac, listed as one of "[p]rograms used when running Octave"
depends_lib-append port:ghostscript
configure.env-append GHOSTSCRIPT=${prefix}/bin/gs

# in configure.ac, listed as one of "[p]rograms used when running Octave"
depends_lib-append port:gnuplot
configure.env-append GNUPLOT=${prefix}/bin/gnuplot

# in configure.ac, listed as one of "[p]rograms used when running Octave"
depends_lib-append port:less
configure.env-append DEFAULT_PAGER=${prefix}/bin/less

depends_lib-append   port:ncurses
depends_lib-append   port:readline
depends_lib-append   port:pcre

#--without-amd
#--without-camd
#--without-colamd
#--without-cholmod
#--without-cxsparse
#--without-umfpack
depends_lib-append  port:SuiteSparse
foreach lib {amd camd colamd cholmod cxsparse umfpack} {
    configure.args-append \
        --with-${lib}="-l${lib} -lsuitesparseconfig"
}

#--without-qhull
depends_lib-append  port:qhull

#--without-z
depends_lib-append  port:zlib

#--without-hdf5
if { ${name} eq ${subport} } {
    # see #51080
    # see http://savannah.gnu.org/bugs/?47858 for upstream report
    depends_lib-append  port:hdf5-18
    configure.args-append \
        --with-hdf5-libdir=${prefix}/lib/hdf5-18/lib \
        --with-hdf5-includedir=${prefix}/lib/hdf5-18/include
} else {
    depends_lib-append  port:hdf5
}

#--disable-fftw-threads
#--without-fftw3
#--without-fftw3f
depends_lib-append  port:fftw-3
depends_lib-append  port:fftw-3-single

#--without-glpk
depends_lib-append  port:glpk

#--without-curl
depends_lib-append  port:curl

#--without-qrupdate
depends_lib-append port:qrupdate

#--without-arpack
depends_lib-append port:arpack

#--without-openssl
depends_lib-append port:openssl

# fortran arch flag is not set automatically
if {![variant_isset universal]} {
    if {${build_arch} eq "x86_64" || ${build_arch} eq "ppc64"} {
        configure.fflags-append -m64
    } else {
        configure.fflags-append -m32
    }
}

# see etc/README.MacOS
depends_run-append   \
    port:epstool     \
    port:ghostscript \
    port:transfig    \
    port:pstoedit

depends_run-append port:octave_select

variant accelerate description {use BLAS from Apple's Accelerate.framework} conflicts atlas openblas {
    depends_lib-append port:vecLibFort

    configure.args-append        \
        --with-blas=-lvecLibFort \
        --with-lapack=""
}

variant openblas description {use BLAS from MacPorts' openblas port} conflicts atlas accelerate {

    depends_lib-append path:lib/libopenblas.dylib:OpenBLAS
    # LAPACK required
    require_active_variants path:lib/libopenblas.dylib:OpenBLAS lapack

    # replicate default values if configure script finds openblas on its own
    configure.args-append        \
        --with-blas=-lopenblas   \
        --with-lapack=""
}

variant atlas description {use BLAS from MacPorts' atlas port} conflicts accelerate openblas {
    depends_lib-append port:atlas

    # replicate default values if configure script finds atlas on its own
    configure.args-append        \
        --with-blas="-lcblas -lf77blas -latlas" \
        --with-lapack=-llapack
}

if {![variant_isset accelerate] && ![variant_isset openblas] && ![variant_isset atlas] } {
    default_variants-append +accelerate
}

if {![variant_isset accelerate] && ![variant_isset openblas] && ![variant_isset atlas] } {
    ui_error "\n\nYou must select either the +accelerate, +atlas, or +openblas variant.\n"
    return -code error "Invalid variant selection"
}

variant java description {enable Java interface} {
    PortGroup java 1.0
    configure.args-replace --disable-java --enable-java
}
# java variant seems to cause problems for both users and build bots
#    https://lists.macosforge.org/pipermail/macports-users/2016-May/thread.html#41052
#    #51480
#default_variants-append +java

variant qt4gui description {build the GUI using Qt4} {
    PortGroup qt4 1.0
    depends_lib-append  port:qscintilla

    if { ${subport} eq "octave-devel-rc" || ${subport} eq "octave-devel-release" } {
        configure.args-replace --disable-gui --enable-gui
    } else {
        configure.args-replace --without-qt --with-qt
    }
}
default_variants-append +qt4gui

variant fltk description {enable fltk as a graphics toolkit for plotting} {
    depends_lib-append path:lib/libfltk.dylib:fltk

    configure.args-replace --without-fltk --with-fltk
}
default_variants-append +fltk

if {[variant_isset fltk] || [variant_isset qt4gui]} {

    # native_graphics (fltk) and gui (Qt) require OpenGL and font and printing capabilities
    depends_lib-append  \
        port:fontconfig \
        port:freetype   \
        port:gl2ps

    configure.args-replace --without-opengl --with-framework-opengl
}

if {[variant_isset fltk] && [variant_isset qt4gui]} {
    notes-append "unless octave is run with --no-gui-libs, graphics_toolkit(\"fltk\") will cause a crash"
}

variant jit description {enable JIT compiler (EXPERIMENTAL)} {
    # JIT requires LLVM, so select a version to use
    set llvm_ver 3.8

    # prevent multiple versions of llvm being required
    # if clangXY compiler is requested, use llvm-X.Y
    foreach clang ${compilers.clang_variants} {
        if { [variant_exists ${clang}] && [variant_isset ${clang}] } {
            set llvm_ver [string index ${clang} end-1].[string index ${clang} end]
        }
    }

    depends_lib-append port:llvm-${llvm_ver}
    configure.args-replace --disable-jit --enable-jit
    configure.env-append LLVM_CONFIG=${prefix}/bin/llvm-config-mp-${llvm_ver}
    configure.cxxflags-append -std=c++11
}

variant sound description {enable audio support (file I/O and playback)} {
    depends_lib-append port:libsndfile
    depends_lib-append port:portaudio

    configure.args-replace --without-sndfile   --with-sndfile
    configure.args-replace --without-portaudio --with-portaudio
}
default_variants-append +sound

variant app description "build application bundle to launch ${subport}" {
    depends_build-append port:ImageMagick

    if {[vercmp ${xcodeversion} 4.5] < 0} {
        # need a way to generate icns file for XCode prior to 4.5
        # see #51487
        depends_build-append port:libicns
    }

    global appName
    set appName Octave_${version}.app

    post-build {
        xinstall -d -m 0755 ${worksrcpath}/${appName}/Contents
        xinstall -d -m 0755 ${worksrcpath}/${appName}/Contents/Resources
        xinstall -d -m 0755 ${worksrcpath}/${appName}/Contents/MacOS

        set script [open "${worksrcpath}/${appName}/Contents/MacOS/Octave" w 0755]
        if { [variant_isset qt4gui] } {
            puts ${script} "#!/bin/sh"
            puts ${script} ""
            puts ${script} "${prefix}/bin/octave-${version} --force-gui"
        } else {
            puts ${script} "#!/usr/bin/osascript"
            puts ${script} ""
            puts ${script} "tell application \"Terminal\" to do script \"${prefix}/bin/octave-${version} --no-gui-libs; exit\""
        }
        close ${script}

        #NSHumanReadableCopyright      ''
        #LSUIElement                   1
        set values "
            CFBundleDevelopmentRegion                         string  English
            CFBundleExecutable                                string  Octave
            CFBundleIconFile                                  string  Octave.icns
            CFBundleIdentifier                                string  org.octave.Octave
            CFBundleInfoDictionaryVersion                     string  6.0
            CFBundleSignature                                 string  Octave
            CFBundleVersion                                   string  ${version}
            CFBundleShortVersionString                        string  ${version}
            CFBundleDocumentTypes                             array   {}
            CFBundleDocumentTypes:                            dict    {}
            CFBundleDocumentTypes:0:CFBundleTypeRole          string  \"Editor\"
            CFBundleDocumentTypes:0:CFBundleTypeExtensions    array   {}
            CFBundleDocumentTypes:0:CFBundleTypeExtensions:   string  \"m\"
            CFBundleDocumentTypes:0:CFBundleTypeOSTypes       array   {}
            CFBundleDocumentTypes:0:CFBundleTypeOSTypes:      string  \"Mfile\"
        "

        foreach {key type value} ${values} {
            system -W "${worksrcpath}/${appName}/Contents" "/usr/libexec/PlistBuddy -c \"Add :${key} ${type} ${value}\" Info.plist"
        }

        # have Info.plist be human readable
        system "/usr/bin/plutil -convert xml1 ${worksrcpath}/${appName}/Contents/Info.plist"

        # conversion by plutil set verys limited permissions
        system "/bin/chmod 0644 ${worksrcpath}/${appName}/Contents/Info.plist"

        xinstall -d -m 0755 ${worksrcpath}/Octave.iconset

        # values from original SVG file
        set svg    etc/icons/octave-logo.svg
        set width  283.28912
        set height 283.28833
        set dpi    90

        foreach res {16 32 128 256 512} {

            set hres [expr 2*${res}]

            # find new density so that converted PNG files do not look pixelated
            set denw  [expr ${dpi}*${res}/${width}]
            set denh  [expr ${dpi}*${res}/${height}]

            set hdenw [expr 2*${denw}]
            set hdenh [expr 2*${denh}]

            system -W ${worksrcpath} "${prefix}/bin/convert -background transparent -resize ${res}x${res}   -density ${denw}x${denh}   ${svg} Octave.iconset/icon_${res}x${res}.png"
            system -W ${worksrcpath} "${prefix}/bin/convert -background transparent -resize ${hres}x${hres} -density ${hdenw}x${hdenh} ${svg} Octave.iconset/icon_${res}x${res}@2x.png"
        }

        if {[vercmp ${xcodeversion} 4.5] >= 0} {
            system -W ${worksrcpath} "/usr/bin/iconutil -c icns -o ${appName}/Contents/Resources/Octave.icns Octave.iconset"
        } else {
            # /usr/bin/iconutil introduced in XCode 4.5
            # see #51487
            system -W ${worksrcpath}/Octave.iconset \
                "${prefix}/bin/png2icns ${worksrcpath}/${appName}/Contents/Resources/Octave.icns icon_16x16.png icon_32x32.png icon_128x128.png icon_256x256.png icon_512x512.png"
        }
    }

    post-destroot {
        copy ${worksrcpath}/${appName} ${destroot}${applications_dir}
    }
}
default_variants-append +app

variant docs description {build documentation files} {
    depends_build-append port:texinfo
    configure.env-append                \
        MAKEINFO=${prefix}/bin/makeinfo \
        TEXI2DVI=${prefix}/bin/texi2dvi \
        TEXI2PDF=${prefix}/bin/texi2pdf

    # see https://lists.macosforge.org/pipermail/macports-dev/2016-January/032293.html
    depends_build-append \
        port:texlive-basic \
        port:texlive-latex

    # see #51132
    depends_build-append \
        port:texlive-fonts-recommended

    configure.args-replace --disable-docs --enable-docs
}
default_variants-append +docs

# GraphicsMagick and octave need to be built with the same C++ standard library
# or else undefined symbols:
#    "Magick::Image::ping(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)"
set magickConflict {}
set magickDefault yes
if {${configure.cxx_stdlib} ne "libstdc++"} {
    foreach gccVar ${compilers.gcc_variants} {
        if {[variant_exists ${gccVar}] } {
            lappend magickConflict ${gccVar}

            if {[variant_isset ${gccVar}] } {
                set magickDefault no
            }
        }
    }
}
eval "variant graphicsmagick description {use GraphicsMagick for image I/O} conflicts ${magickConflict} {
    depends_lib-append port:GraphicsMagick
    configure.args-replace --without-magick --with-magick=GraphicsMagick
}"
if {${magickDefault}} {
    default_variants-append +graphicsmagick
}

if { ${subport} eq "octave-devel-rc" || ${subport} eq "octave-devel-release" } {
    # remove architecture flags from header file
    if { [variant_exists universal] && [variant_isset universal] } {
        merger-post-destroot {
            foreach arch ${universal_archs_to_use} {
                set hfile ${destroot}-${arch}${prefix}/include/octave-${version}/octave/oct-conf.h
                reinplace -E "s:\\w*-arch ${arch}::g" ${hfile}
                reinplace -E {s:\\w*-m32::g}          ${hfile}
                reinplace -E {s:\\w*-m64::g}          ${hfile}
            }
        }
    } else {
        post-destroot {
            set hfile ${destroot}${prefix}/include/octave-${version}/octave/oct-conf.h
            reinplace -E "s:\\w*-arch ${build_arch}::g" ${hfile}
            reinplace -E {s:\\w*-m32::g}                ${hfile}
            reinplace -E {s:\\w*-m64::g}                ${hfile}
        }
    }
}

# remove or rename conflicting files
post-destroot {
    foreach bin {mkoctfile octave octave-cli octave-config} {
        # delete since just a link to versioned name
        file delete ${destroot}${prefix}/bin/${bin}

        if { [variant_isset docs] } {
            # put version number in man file to avoid conflict
            move ${destroot}${prefix}/share/man/man1/${bin}.1 ${destroot}${prefix}/share/man/man1/${bin}-${version}.1
        }
    }

    # put any startup commands in ${destroot}${prefix}/share/octave/${version}/m/startup/octaverc
    # see https://www.gnu.org/software/octave/doc/interpreter/Startup-Files.html
    file delete ${destroot}${prefix}/share/octave/site/m/startup/octaverc

    # move appdata and icons into a versioned directory
    xinstall -d -m 0755 ${destroot}${prefix}/share/octave/${version}/appdata
    move \
        ${destroot}${prefix}/share/appdata/www.octave.org-octave.appdata.xml \
        ${destroot}${prefix}/share/octave/${version}/appdata/
    foreach num {16 22 24 32 48 64 128 256 512} {
        xinstall -d -m 0755 ${destroot}${prefix}/share/octave/${version}/icons/hicolor/${num}x${num}/apps
        move \
            ${destroot}${prefix}/share/icons/hicolor/${num}x${num}/apps/octave.png \
            ${destroot}${prefix}/share/octave/${version}/icons/hicolor/${num}x${num}/apps/octave.png
    }
    xinstall -d -m 0755 ${destroot}${prefix}/share/octave/${version}/icons/hicolor/scalable/apps
    move \
        ${destroot}${prefix}/share/icons/hicolor/scalable/apps/octave.svg \
        ${destroot}${prefix}/share/octave/${version}/icons/hicolor/scalable/apps/octave.svg

    if {[file exists ${worksrcpath}/liboctave/operators/libcxx-fix.h]} {
        # install the libc++ fix, no matter if used or not, since it is
        # required for projects including these headers.
        xinstall -m 644 ${worksrcpath}/liboctave/operators/libcxx-fix.h \
            ${destroot}${prefix}/include/${name}-${version}/${name}/libcxx-fix.h
    }
}

test.run    yes
test.target check

livecheck.type    regexm
livecheck.url     http://hg.savannah.gnu.org/hgweb/octave/tags
livecheck.version ${hg.tag}