diff options
Diffstat (limited to 'eclass')
| -rw-r--r-- | eclass/fortran.eclass | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/eclass/fortran.eclass b/eclass/fortran.eclass new file mode 100644 index 000000000000..8c491e37ebe0 --- /dev/null +++ b/eclass/fortran.eclass @@ -0,0 +1,128 @@ +# Copyright 1999-2004 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/eclass/fortran.eclass,v 1.1 2004/10/01 12:08:16 kugelfang Exp $ +# +# Author: Danny van Dyk <kugelfang@gentoo.org> +# + +ECLASS=fortran +INHERITED="$INHERITED $ECLASS" + +DESCRIPTION="Based on the ${ECLASS} eclass" + +# need_fortran(<profiles>): +# profiles = <profile> ... <profile> +# profile = [path/to/]<compiler> +# +# compiler: +# * f77 - GCC Fortran 77 +# * f2c - Fortran 2 C Translator +# * ifc - Intel Fortran Compiler +# +# Checks if at least one of <profiles> is installed. +# Checks also if F77 (the fortran compiler to use) is available +# on the System. +need_fortran() { + if [ -z "$@" ]; then + eerror "Call need_fortran with at least one argument !" + fi + local AVAILABLE="" + for PROFILE in $@; do + case ${PROFILE} in + f77) + if [ -x "$(which g77 2> /dev/null)" ]; then + AVAILABLE="${AVAILABLE} f77" + fi + ;; + f2c) + if [ -x "$(which f2c 2> /dev/null)" ]; then + AVAILABLE="${AVAILABLE} f2c" + fi + ;; + ifc) + case ${ARCH} in + x86|ia64) + if [ -x "$(which if2 2> /dev/null)" ]; then + AVAILABLE="${FORTRAN} ifc" + fi + ;; + *) + ;; + esac + ;; + esac + done + if [ -z "${AVAILABLE}" ]; then + eerror "None of the needed Fortran Compilers ($@) is installed." + eerror "To install one of these, choose one of the following steps:" + i=1 + for PROFILE in $@; do + case ${PROFILE} in + f77) + eerror "[${i}] USE=\"f77\" emerge sys-devel/gcc" + ;; + f2c) + eerror "[${i}] emerge dev-lang/f2c" + ;; + ifc) + case ${ARCH} in + x86|ia64) + eerror "[${i}] emerge dev-lang/ifc" + ;; + *) + ;; + esac + esac + i=$((i + 1)) + done + die "Install a Fortran Compiler !" + else + einfo "You need one of these Fortran Compilers: $@" + einfo "Installed are:${AVAILABLE}" + if [ -n "${F77}" ]; then + MY_F77="$(basename ${F77})" + case ${MY_F77} in + g77) + TEST="${AVAILABLE:-f77}" + ;; + ifc|f2c) + TEST="${AVAILABLE:-${MY_F77}}" + esac + if [ "${TEST}" == "${AVAILABLE}" ]; then + warn "F77 is set to ${F77}, which is not available \ + on this System !" + F77=${AVAILABLE##\ *} + fi + fi + fi +} + +# patch_fortran(): +# Apply necessary patches for ${F77} +patch_fortran() { + PATCHES=${FILESDIR}/${P}-$(basename ${F77})* + if [ -n "${PATCHES}" ]; then + for PATCH in ${PATCHES}; do + epatch ${PATCH} + done + fi +} + +# fortran_pkg_setup(): +# Set FORTRAN to indicate the list of Fortran Compiler that +# can be used for the ebuild. +# If not set in ebuild, FORTRAN will default to: +FORTRAN="f77" +fortran_pkg_setup() { + need_fortran ${FORTRAN} +} + +# fortran_src_unpack(): +# Run patch_fortran if no new src_unpack() is defined. +fortran_src_unpack() { + unpack ${A} + cd ${S} + patch_fortran +} + +EXPORT_FUNCTIONS pkg_setup src_unpack |