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sb: Add support to search for a suitable version of python.
The command python has been removed from upstream python and python2 and python3 is now used. This patch wraps the commands in a shell script that locates a suitable python to run. Updates #3537
This commit is contained in:
Chris Johns
169
source-builder/sb/rtems-build-dep
Executable file
169
source-builder/sb/rtems-build-dep
Executable file
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#! /bin/sh
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#
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# RTEMS Tools Project (http://www.rtems.org/)
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# Copyright 2018 Chris Johns (chrisj@rtems.org)
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# All rights reserved.
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#
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# This file is part of the RTEMS Tools package in 'rtems-tools'.
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#
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# Permission to use, copy, modify, and/or distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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#
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# Host Build Dependence
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#
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# This script finds a file that is part of the compiler's default
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# build environment. The file can be header or a library.
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#
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# Header files:
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# - Get the list of include directories from the compiler.
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# - Search the include paths for the header file.
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#
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# Library:
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# - Ask the compiler to print the library paths, add on any user
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# paths and search with a wilecard.
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#
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set -e
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op=
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name=
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includes=
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libraries=
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compile=
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verbose=no
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debug=no
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if [ $# -eq 0 ]; then
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echo 'Usage: rtems-build-dep [-c compiler] [-H header] [-I header-paths]
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[-l library] [-L library-paths] [-v] [-d]'
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exit 2
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fi
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while [ $# > 0 ]
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do
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case "$1"
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in
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-c)
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if [ $# -eq 1 ]; then
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echo 'error: no compiler (-c) provided'
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exit 2
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fi
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compiler="$2"; shift;
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shift;;
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-H)
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if [ $# -eq 1 ]; then
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echo 'error: no header (-H) provided'
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exit 2
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fi
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op="header"
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name="$2"; shift;
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shift;;
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-I)
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if [ $# -eq 1 ]; then
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echo 'error: no header path (-I) provided'
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exit 2
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fi
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includes="$2"; shift;
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shift;;
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-l)
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if [ $# -eq 1 ]; then
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echo 'error: no library (-l) provided'
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exit 2
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fi
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op="library"
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name="$2"; shift;
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shift;;
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-L)
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if [ $# -eq 1 ]; then
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echo 'error: no library path (-L) provided'
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exit 2
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fi
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libraries="$2"; shift;
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shift;;
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-v)
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verbose=yes
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shift;;
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-d)
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debug=yes
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shift;;
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*)
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break;
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esac
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done
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if [ ${debug} = yes ]; then
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set -x
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fi
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if [ -z "${op}" ]; then
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echo "error: no header or library file to find found."
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exit 2
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fi
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if [ -z "${compiler}" ]; then
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echo "error: no compiler provided."
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exit 2
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fi
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if [ -z "${name}" ]; then
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echo "error: no name found."
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exit 2
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fi
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#
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# Header file.
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#
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if [ ${op} = "header" ]; then
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inc_paths=$(echo | ${compiler} ${includes} -xc -E -v - 2>&1 | \
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awk 'BEGIN {flag=0;} /starts here/{flag=1;next}/End/{flag=0}flag')
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for p in ${inc_paths}
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do
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if [ ${verbose} = yes ]; then
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echo "Include: ${p}"
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fi
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if [ -f "${p}/${name}" ]; then
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echo "found"
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exit 0
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fi
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done
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echo "not-found"
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exit 0
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fi
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#
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# Library file
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#
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if [ ${op} = "library" ]; then
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if [ "${OS}" = "Windows_NT" ]; then
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sep=';'
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else
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sep=':'
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fi
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lib_paths_1=$(${compiler} -print-search-dirs 2>&1 | \
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grep libraries | \
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sed -e 's/libraries:.*=//' | \
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awk 'BEGIN {FS="'${sep}'"} {for (i=0;++i<=NF;) print $i;}')
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lib_paths_2=$(echo ${libraries} | \
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awk 'BEGIN {FS="-L"} {for (i=0;++i<=NF;) if (length($i) > 0) print $i;}')
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for p in ${lib_paths_1} ${lib_paths_2}
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do
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if [ ${verbose} = yes ]; then
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echo "Library: ${p}/${name}"
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fi
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if ls ${p}/${name} 1> /dev/null 2>&1; then
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echo "found"
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exit 0
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fi
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done
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echo "not-found"
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exit 0
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fi
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exit 1
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