diff options
Diffstat (limited to 'eclass')
| -rw-r--r-- | eclass/fortran-2.eclass | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/eclass/fortran-2.eclass b/eclass/fortran-2.eclass deleted file mode 100644 index 5cb6d7d72..000000000 --- a/eclass/fortran-2.eclass +++ /dev/null @@ -1,276 +0,0 @@ -# Copyright 1999-2015 Gentoo Foundation -# Distributed under the terms of the GNU General Public License v2 -# $Id$ - -# @ECLASS: fortran-2.eclass -# @MAINTAINER: -# jlec@gentoo.org -# sci@gentoo.org -# @AUTHOR: -# Author Justin Lecher <jlec@gentoo.org> -# Test functions provided by Sebastien Fabbro and Kacper Kowalik -# @BLURB: Simplify fortran compiler management -# @DESCRIPTION: -# If you need a fortran compiler, then you should be inheriting this eclass. -# In case you only need optional support, please export FORTRAN_NEEDED before -# inheriting the eclass. -# -# The eclass tests for working fortran compilers -# and exports the variables FC and F77. -# Optionally, it checks for extended capabilities based on -# the variable options selected in the ebuild -# The only phase function exported is fortran-2_pkg_setup. -# @EXAMPLE: -# FORTRAN_NEEDED="lapack fortran" -# -# inherit fortran-2 -# -# FORTRAN_NEED_OPENMP=1 - -if [[ ! ${_FORTRAN_2_CLASS} ]]; then - -# @ECLASS-VARIABLE: FORTRAN_NEED_OPENMP -# @DESCRIPTION: -# Set to "1" in order to automatically have the eclass abort if the fortran -# compiler lacks openmp support. -: ${FORTRAN_NEED_OPENMP:=0} - -# @ECLASS-VARIABLE: FORTRAN_STANDARD -# @DESCRIPTION: -# Set this, if a special dialect needs to be supported. -# Generally not needed as default is sufficient. -# -# Valid settings are any combination of: 77 90 95 2003 -: ${FORTRAN_STANDARD:=77} - -# @ECLASS-VARIABLE: FORTRAN_NEEDED -# @DESCRIPTION: -# If your package has an optional fortran support, set this variable -# to the space separated list of USE triggering the fortran -# dependency. -# -# e.g. FORTRAN_NEEDED=lapack would result in -# -# DEPEND="lapack? ( virtual/fortran )" -# -# If unset, we always depend on virtual/fortran. -: ${FORTRAN_NEEDED:=always} - -inherit eutils toolchain-funcs - -for _f_use in ${FORTRAN_NEEDED}; do - case ${_f_use} in - always) - DEPEND+=" virtual/fortran" - break - ;; - no) - break - ;; - *) - DEPEND+=" ${_f_use}? ( virtual/fortran )" - ;; - esac -done -RDEPEND="${DEPEND}" - -# @FUNCTION: fortran_int64_abi_fflags -# @DESCRIPTION: Return the Fortran compiler flag to enable 64 bit integers for -# array indices -# @CODE -fortran_int64_abi_fflags() { - debug-print-function ${FUNCNAME} "${@}" - _FC=$(tc-getFC) - if [[ ${_FC} == *gfortran* ]]; then - echo "-fdefault-integer-8" - elif [[ ${_FC} == ifort ]]; then - echo "-integer-size 64" - else - die "Compiler flag for 64bit interger for ${_FC} unknown" - fi -} - -# @FUNCTION: _fortran_write_testsuite -# @INTERNAL -# @DESCRIPTION: -# writes fortran test code -_fortran_write_testsuite() { - local filebase=${T}/test-fortran - - # f77 code - cat <<- EOF > "${filebase}.f" - end - EOF - - # f90/95 code - cat <<- EOF > "${filebase}.f90" - end - EOF - - # f2003 code - cat <<- EOF > "${filebase}.f03" - procedure(), pointer :: p - end - EOF -} - -# @FUNCTION: _fortran_compile_test -# @USAGE: <compiler> [dialect] -# @INTERNAL -# @DESCRIPTION: -# Takes fortran compiler as first argument and dialect as second. -# Checks whether the passed fortran compiler speaks the fortran dialect -_fortran_compile_test() { - local filebase=${T}/test-fortran - local fcomp=${1} - local fdia=${2} - local fcode=${filebase}.f${fdia} - local ret - - [[ $# -lt 1 ]] && \ - die "_fortran_compile_test() needs at least one argument" - - [[ -f ${fcode} ]] || _fortran_write_testsuite - - ${fcomp} "${fcode}" -o "${fcode}.x" \ - >> "${T}"/_fortran_compile_test.log 2>&1 - ret=$? - - rm -f "${fcode}.x" - return ${ret} -} - -# @FUNCTION: _fortran-has-openmp -# @RETURN: return code of the compiler -# @INTERNAL -# @DESCRIPTION: -# See if the fortran supports OpenMP. -_fortran-has-openmp() { - local flag - local filebase=${T}/test-fc-openmp - local fcode=${filebase}.f - local ret - local _fc=$(tc-getFC) - - cat <<- EOF > "${fcode}" - call omp_get_num_threads - end - EOF - - for flag in -fopenmp -xopenmp -openmp -mp -omp -qsmp=omp; do - ${_fc} ${flag} "${fcode}" -o "${fcode}.x" \ - &>> "${T}"/_fortran_compile_test.log - ret=$? - (( ${ret} )) || break - done - - rm -f "${fcode}.x" - return ${ret} -} - -# @FUNCTION: _fortran_die_msg -# @INTERNAL -# @DESCRIPTION: -# Detailed description how to handle fortran support -_fortran_die_msg() { - echo - eerror "Please install currently selected gcc version with USE=fortran." - eerror "If you intend to use a different compiler then gfortran, please" - eerror "set FC variable accordingly and take care that the necessary" - eerror "fortran dialects are supported." - echo - die "Currently no working fortran compiler is available" -} - -# @FUNCTION: _fortran_test_function -# @INTERNAL -# @DESCRIPTION: -# Internal test function for working fortran compiler. -# It is called in fortran-2_pkg_setup. -_fortran_test_function() { - local dialect - - : ${F77:=$(tc-getFC)} - - : ${FORTRAN_STANDARD:=77} - for dialect in ${FORTRAN_STANDARD}; do - case ${dialect} in - 77) _fortran_compile_test $(tc-getF77) || \ - _fortran_die_msg ;; - 90|95) _fortran_compile_test $(tc-getFC) 90 || \ - _fortran_die_msg ;; - 2003) _fortran_compile_test $(tc-getFC) 03 || \ - _fortran_die_msg ;; - 2008) die "Future" ;; - *) die "${dialect} is not a Fortran dialect." ;; - esac - done - - tc-export F77 FC - einfo "Using following Fortran compiler:" - einfo " F77: ${F77}" - einfo " FC: ${FC}" - - if [[ ${FORTRAN_NEED_OPENMP} == 1 ]]; then - if _fortran-has-openmp; then - einfo "${FC} has OPENMP support" - else - die "Please install current gcc with USE=openmp or set the FC variable to a compiler that supports OpenMP" - fi - fi -} - -# @FUNCTION: _fortran-2_pkg_setup -# @INTERNAL -# @DESCRIPTION: -# _The_ fortran-2_pkg_setup() code -_fortran-2_pkg_setup() { - for _f_use in ${FORTRAN_NEEDED}; do - case ${_f_use} in - always) - _fortran_test_function && break - ;; - no) - einfo "Forcing fortran support off" - break - ;; - *) - if use ${_f_use}; then - _fortran_test_function && break - else - unset FC - unset F77 - fi - ;; - esac - done -} - - -# @FUNCTION: fortran-2_pkg_setup -# @DESCRIPTION: -# Setup functionality, -# checks for a valid fortran compiler and optionally for its openmp support. -fortran-2_pkg_setup() { - case ${EAPI:-0} in - 0|1|2|3) - eqawarn "Support for EAPI < 4 will be removed from the" - eqawarn "fortran-2.eclass in until 2013-09-30." - eqawarn "Please migrate your package to a higher EAPI" - eqawarn "or file a bug at https://bugs.gentoo.org" - _fortran-2_pkg_setup ;; - 4|5) - if [[ ${MERGE_TYPE} != binary ]]; then - _fortran-2_pkg_setup - fi - ;; - esac -} - -case ${EAPI:-0} in - 0|1|2|3|4|5) EXPORT_FUNCTIONS pkg_setup ;; - *) die "EAPI=${EAPI} is not supported" ;; -esac - -_FORTRAN_2_ECLASS=1 -fi |