yann@182
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1 |
#!/bin/sh
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yann@182
|
2 |
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yann@334
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3 |
VERSION=$(cat .version)
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yann@182
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4 |
DATE=$(date +%Y%m%d)
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yann@182
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5 |
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yann@673
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6 |
# All absolutely required tools, one per line to ease diff.
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yann@673
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7 |
# See function 'has_or_abort, below, for syntax
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yann@673
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8 |
# - Hopefully, if gcc is present, then all associated tools will be
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yann@673
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9 |
# - awk must be GNU awk
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yann@673
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10 |
# - makeinfo for building docs, even if discarded later on
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yann@673
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11 |
# - others obvious... :-/
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yann@876
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12 |
#
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yann@876
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13 |
# Format of a pattern to check for, one per line:
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yann@876
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14 |
# pattern := tool_test OR pattern|tool_test
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yann@876
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15 |
# tool_test := tool/regexp
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yann@876
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16 |
# tool := name of the tool OR absolute pathname to the tool
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yann@876
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17 |
# regexp := valid grep(1) extended regular expression OR empty
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yann@876
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18 |
#
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yann@876
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19 |
# In case a pattern list is given (eg foo|bar|buz), then tests are performed
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yann@876
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20 |
# from left to right, stopping at the first matching test (like the shell
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yann@876
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21 |
# would parse 'foo || bar || buz' ).
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yann@876
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22 |
#
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yann@876
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23 |
# Examples:
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yann@876
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24 |
# /bin/bash/^GNU bash, version 3\.
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yann@876
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25 |
# will ensure that /bin/bash exists, and that $(/bin/bash --version)
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yann@876
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26 |
# matches the regexp '^GNU bash, version 3\.'
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yann@876
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27 |
# autoconf/(GNU Autoconf)|autoconf2.50/
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yann@876
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28 |
# will ensure that:
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yann@876
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29 |
# - 'autoconf' is to be found in the PATH, and that $(autoconf
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yann@876
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30 |
# --version) matches the regexp '(GNU Autoconf)' (which btw is
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yann@876
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31 |
# the signature of autoconf >= 2.50),
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yann@876
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# OR that:
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yann@876
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# - 'autoconf2.50' is to be found in the PATH
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yann@876
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#
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yann@673
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TOOLS_TO_CHECK='
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yann@870
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/bin/bash/^GNU bash, version 3\.
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yann@870
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make/^GNU Make
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yann@876
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gcc/
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yann@1017
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gawk/^GNU Awk
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yann@876
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sed/
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yann@876
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41 |
bison/
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yann@876
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42 |
flex/
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yann@876
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makeinfo/
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yann@876
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automake/
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yann@876
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libtool/
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yann@876
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patch/
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yann@876
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tar/
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yann@876
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gzip/
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yann@876
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bzip2/
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yann@673
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'
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yann@673
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yann@183
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PREFIX_DEFAULT=/usr/local
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yann@182
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yann@182
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BINDIR_set=
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yann@182
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LIBDIR_set=
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yann@182
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DOCDIR_set=
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yann@182
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MANDIR_set=
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yann@285
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LOCAL_set=
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yann@182
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59 |
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yann@680
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FORCE=0
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yann@680
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yann@641
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do_quit=
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yann@614
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CONTRIB_list=
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yann@614
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64 |
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yann@673
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# Simply print the error message, and exit. Obvious, he?
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yann@673
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do_error() {
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yann@673
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echo "${@}"
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yann@673
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exit 1
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yann@673
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}
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yann@673
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yann@673
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# A small function to test for existence of various tools
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yann@876
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# Usage: has_or_abort test_pattern (see top of file, TOOLS_TO_CHECK, for
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yann@876
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# complete pattern format)
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yann@673
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has_or_abort() {
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yann@876
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{ IFS="|"; for item in ${1}; do
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yann@876
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tool="${item%/*}"
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yann@876
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regexp="${item##*/}"
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yann@876
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printf "Checking for '${tool}'... "
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yann@876
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where=$(which "${tool}" 2>/dev/null || true)
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yann@876
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if [ -z "${where}" ]; then
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yann@876
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echo "not found"
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yann@876
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where=
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yann@876
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continue
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yann@876
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else
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yann@876
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if [ -n "${regexp}" ]; then
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yann@1017
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tool_version=$(${tool} --version 2>&1)
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yann@1017
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str=$(echo "${tool_version}" |grep -E "${regexp}" |head -n 1)
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yann@876
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if [ -z "${str}" ]; then
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yann@1017
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echo "wrong version string: expecting regexp '${regexp}'"
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yann@876
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where=""
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yann@876
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continue
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yann@876
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fi
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yann@876
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fi
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yann@876
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echo "${where}"
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yann@876
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return 0
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yann@876
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fi
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yann@876
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done;
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yann@876
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}
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yann@876
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[ ${FORCE} -eq 0 ] && do_error "Bailing out..."
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yann@673
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return 0
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yann@673
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}
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yann@673
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yann@641
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# Given an option string and the following argument,
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yann@641
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# echoes the value of the option.
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yann@641
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# If --var=val => echoes val and returns 0, meaning second arg was not consumed
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yann@641
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# If --var val => echoes val and returns non null, meaning second arg was used
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yann@182
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get_optval(){
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yann@182
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local ret
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yann@182
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case "$1" in
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yann@182
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--*=?*)
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yann@193
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echo "${1}" |cut -d '=' -f 2-
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yann@182
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ret=0
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yann@182
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;;
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yann@182
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*)
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yann@182
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echo "${2}"
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yann@182
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ret=1
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yann@182
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;;
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yann@182
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esac
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yann@182
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return ${ret}
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yann@182
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}
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yann@182
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yann@641
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# The set_xxx functions will set the corresponding configuration variable
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yann@641
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# They return 0 if second arg was not consumed, and non-zero if it was consumed.
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yann@182
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set_prefix() {
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yann@182
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PREFIX=$(get_optval "$1" "$2")
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yann@376
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return $?
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yann@182
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}
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yann@182
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set_bindir() {
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yann@376
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BINDIR_set=1
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yann@182
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BINDIR=$(get_optval "$1" "$2")
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yann@376
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return $?
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yann@182
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}
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yann@182
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set_libdir() {
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yann@376
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LIBDIR_set=1
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yann@182
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LIBDIR=$(get_optval "$1" "$2")
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yann@376
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136 |
return $?
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yann@182
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}
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yann@182
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set_docdir() {
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yann@376
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DOCDIR_set=1
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yann@182
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DOCDIR=$(get_optval "$1" "$2")
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yann@376
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141 |
return $?
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yann@182
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142 |
}
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yann@182
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set_mandir() {
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yann@376
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MANDIR_set=1
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yann@182
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MANDIR=$(get_optval "$1" "$2")
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yann@376
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return $?
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yann@182
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}
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yann@182
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148 |
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yann@641
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# The set_contrib function is different in that it will work like the others,
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yann@641
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# except in two cases:
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yann@641
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# If all => replaces all with the list of all available contribs
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yann@641
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# If list => just echoes the list of all available contribs, and instructs
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yann@641
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# caller to quit immediately by setting do_quit to non null.
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yann@641
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# (can't use the return code, see above).
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yann@614
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155 |
set_contrib() {
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yann@614
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156 |
opt_val=$(get_optval "$1" "$2")
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yann@614
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local ret=$?
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yann@614
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158 |
case "${opt_val}" in
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yann@614
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all)
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yann@641
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CONTRIB_list=$(LC_ALL=C ls -1 contrib/*.patch.lzma \
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yann@641
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161 |
|xargs -I {} basename {} .patch.lzma \
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yann@641
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162 |
|sed -r -e ':a; /$/N; s/\n/,/; ta;'
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yann@641
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163 |
)
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yann@614
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;;
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yann@614
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165 |
list)
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yann@614
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166 |
do_quit=1
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yann@614
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167 |
echo "Available contributions:"
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yann@641
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168 |
LC_ALL=C ls -1 contrib/*.patch.lzma \
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yann@641
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169 |
|xargs -I {} basename {} .patch.lzma \
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yann@641
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170 |
|sed -r -e 's/^/ /;'
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yann@614
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171 |
;;
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yann@614
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172 |
*) CONTRIB_list="${CONTRIB_list},${opt_val}";;
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yann@614
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173 |
esac
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yann@614
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174 |
return $ret
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yann@614
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175 |
}
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yann@614
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176 |
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yann@183
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177 |
do_help() {
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yann@183
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178 |
cat <<__EOF__
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yann@197
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179 |
\`configure' configures crosstool-NG ${VERSION} to adapt to many kind of systems.
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yann@183
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180 |
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yann@183
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181 |
USAGE: ./configure [OPTION]...
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yann@183
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182 |
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yann@183
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183 |
Defaults for the options are specified in brackets.
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yann@183
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184 |
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yann@183
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185 |
Configuration:
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yann@183
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186 |
-h, --help display this help and exit
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yann@683
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187 |
--force force ./configure to complete, even if one or more
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yann@683
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188 |
tools were not found. Use at your own risk, only if
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yann@683
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189 |
you know what you are doing!
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yann@615
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190 |
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yann@615
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191 |
Installation directories:
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yann@185
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192 |
--prefix=PREFIX install files in PREFIX [${PREFIX_DEFAULT}]
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yann@285
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193 |
--local don't install, and use current directory
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yann@183
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194 |
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yann@183
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195 |
By default, \`make install' will install all the files in
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yann@183
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196 |
\`${PREFIX_DEFAULT}/bin', \`${PREFIX_DEFAULT}/lib' etc. You can specify
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yann@183
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197 |
an installation prefix other than \`${PREFIX_DEFAULT}' using \`--prefix',
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yann@183
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198 |
for instance \`--prefix=\${HOME}'.
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yann@183
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199 |
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yann@183
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200 |
For better control, use the options below.
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yann@183
|
201 |
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yann@183
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202 |
Fine tuning of the installation directories:
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yann@683
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203 |
--bindir=DIR user executables [PREFIX/bin]
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yann@683
|
204 |
--libdir=DIR object code libraries [PREFIX/lib]
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yann@683
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205 |
--docdir=DIR info documentation [PREFIX/share/doc]
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yann@683
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206 |
--mandir=DIR man documentation [PREFIX/share/man]
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yann@614
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207 |
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yann@614
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208 |
Optional Features:
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yann@683
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209 |
--with-contrib=XXX Include externally contributed features found in the
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yann@683
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210 |
contrib/ sub-directory. Set to a comma-separated list
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yann@683
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211 |
of features. Use 'all' to use all contributions, and
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yann@683
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212 |
'list' to see which are available.
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yann@183
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213 |
__EOF__
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yann@183
|
214 |
}
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yann@183
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215 |
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yann@376
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216 |
#---------------------------------------------------------------------
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yann@376
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217 |
# Set user's options
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yann@376
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218 |
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yann@182
|
219 |
while [ $# -ne 0 ]; do
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yann@182
|
220 |
case "$1" in
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yann@182
|
221 |
--prefix*) set_prefix "$1" "$2" && shift || shift 2;;
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yann@182
|
222 |
--bindir*) set_bindir "$1" "$2" && shift || shift 2;;
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yann@182
|
223 |
--libdir*) set_libdir "$1" "$2" && shift || shift 2;;
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yann@182
|
224 |
--docdir*) set_docdir "$1" "$2" && shift || shift 2;;
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yann@182
|
225 |
--mandir*) set_mandir "$1" "$2" && shift || shift 2;;
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yann@285
|
226 |
--local) LOCAL_set=1; shift;;
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yann@680
|
227 |
--force) FORCE=1; shift;;
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yann@614
|
228 |
--with-contrib*)
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yann@614
|
229 |
set_contrib "$1" "$2" && shift || shift 2
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yann@614
|
230 |
[ "${do_quit}" = "1" ] && exit 0
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yann@614
|
231 |
;;
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yann@183
|
232 |
--help|-h) do_help; exit 0;;
|
yann@183
|
233 |
*) do_help; exit 1;;
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yann@182
|
234 |
esac
|
yann@182
|
235 |
done
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yann@182
|
236 |
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yann@641
|
237 |
# Use defaults
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yann@185
|
238 |
[ -z "${PREFIX}" ] && set_prefix "" "${PREFIX_DEFAULT}"
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yann@641
|
239 |
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yann@641
|
240 |
# Special case when installing locally
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yann@285
|
241 |
if [ "${LOCAL_set}" = "1" ]; then
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yann@285
|
242 |
set_prefix "" $(pwd)
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yann@285
|
243 |
set_bindir "" $(pwd)
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yann@285
|
244 |
set_libdir "" $(pwd)
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yann@285
|
245 |
set_docdir "" $(pwd)/docs
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yann@285
|
246 |
set_mandir "" $(pwd)/docs
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yann@285
|
247 |
fi
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yann@183
|
248 |
|
yann@376
|
249 |
#---------------------------------------------------------------------
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yann@376
|
250 |
# Some sanity checks, now
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yann@376
|
251 |
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yann@435
|
252 |
# If this version is a svn snapshot, try to get the revision number
|
yann@435
|
253 |
# If we can't get the revision number, use date
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yann@641
|
254 |
printf "Computing version string... "
|
yann@435
|
255 |
case "${VERSION}" in
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yann@435
|
256 |
*+svn)
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yann@542
|
257 |
REVISION=$(LC_ALL=C svnversion)
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yann@444
|
258 |
case "${REVISION}" in
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yann@444
|
259 |
exported)
|
yann@554
|
260 |
VERSION="${VERSION}unknown@$(date +%Y%m%d.%H%M%S)";;
|
yann@444
|
261 |
*)
|
yann@542
|
262 |
URL=$(LC_ALL=C svn info 2>/dev/null |egrep 'URL: ' |cut -d ' ' -f 2-)
|
yann@542
|
263 |
ROOT=$(LC_ALL=C svn info 2>/dev/null |egrep 'Repository Root: ' |cut -d ' ' -f 3-)
|
yann@554
|
264 |
VERSION="${VERSION}${URL#${ROOT}}@${REVISION}"
|
yann@444
|
265 |
;;
|
yann@444
|
266 |
esac
|
yann@641
|
267 |
# Arrange to have no / in the directory name, no need to create an
|
yann@641
|
268 |
# arbitrarily deep directory structure
|
yann@641
|
269 |
VERSION=$(echo "${VERSION}" |sed -r -e 's|/+|_|g;')
|
yann@435
|
270 |
;;
|
yann@435
|
271 |
esac
|
yann@553
|
272 |
echo "${VERSION}"
|
yann@435
|
273 |
|
yann@614
|
274 |
# Now we have the version string, we can build up the paths
|
yann@554
|
275 |
[ -z "${BINDIR_set}" ] && BINDIR="${PREFIX}/bin"
|
yann@554
|
276 |
[ -z "${LIBDIR_set}" ] && LIBDIR="${PREFIX}/lib/ct-ng-${VERSION}"
|
yann@554
|
277 |
[ -z "${DOCDIR_set}" ] && DOCDIR="${PREFIX}/share/doc/ct-ng-${VERSION}"
|
yann@554
|
278 |
[ -z "${MANDIR_set}" ] && MANDIR="${PREFIX}/share/man/man1"
|
yann@554
|
279 |
|
yann@673
|
280 |
# Check the existence of absolutely required tools
|
yann@870
|
281 |
{ IFS='
|
yann@870
|
282 |
';
|
yann@870
|
283 |
for tool in ${TOOLS_TO_CHECK}; do
|
yann@870
|
284 |
has_or_abort "${tool}"
|
yann@870
|
285 |
done;
|
yann@870
|
286 |
}
|
yann@673
|
287 |
|
yann@641
|
288 |
# It's safer to change all ',' to spaces rather than setting IFS
|
yann@937
|
289 |
CONTRIB_list=$(echo "${CONTRIB_list}" |sed -r -e 's/,+/ /g; s/ +/ /g; s/^ //g; s/ $//g;')
|
yann@673
|
290 |
if [ -n "${CONTRIB_list}" ]; then
|
yann@937
|
291 |
has_or_abort 'lzcat/'
|
yann@673
|
292 |
printf "Applying contributed code: "
|
yann@673
|
293 |
for c in ${CONTRIB_list}; do
|
yann@673
|
294 |
printf "${c}, "
|
yann@673
|
295 |
if [ ! -f "contrib/${c}.patch.lzma" ]; then
|
yann@673
|
296 |
do_error "Contribution '${c}' does not exist"
|
yann@673
|
297 |
fi
|
yann@673
|
298 |
lzcat "contrib/${c}.patch.lzma" |patch -p1 >/dev/null 2>&1
|
yann@673
|
299 |
done
|
yann@673
|
300 |
echo "done"
|
yann@673
|
301 |
fi
|
yann@614
|
302 |
|
yann@641
|
303 |
printf "Building up Makefile... "
|
yann@182
|
304 |
sed -r -e "s,@@BINDIR@@,${BINDIR},g;" \
|
yann@182
|
305 |
-e "s,@@LIBDIR@@,${LIBDIR},g;" \
|
yann@182
|
306 |
-e "s,@@DOCDIR@@,${DOCDIR},g;" \
|
yann@182
|
307 |
-e "s,@@MANDIR@@,${MANDIR},g;" \
|
yann@182
|
308 |
-e "s,@@VERSION@@,${VERSION},g;" \
|
yann@182
|
309 |
-e "s,@@DATE@@,${DATE},g;" \
|
yann@285
|
310 |
-e "s,@@LOCAL@@,${LOCAL_set},g;" \
|
yann@185
|
311 |
Makefile.in >Makefile
|
yann@673
|
312 |
echo "done"
|
yann@185
|
313 |
|
yann@185
|
314 |
cat <<__EOF__
|
yann@673
|
315 |
|
yann@197
|
316 |
crosstool-NG configured as follows:
|
yann@554
|
317 |
PREFIX='${PREFIX}'
|
yann@554
|
318 |
BINDIR='${BINDIR}'
|
yann@554
|
319 |
LIBDIR='${LIBDIR}'
|
yann@554
|
320 |
DOCDIR='${DOCDIR}'
|
yann@554
|
321 |
MANDIR='${MANDIR}'
|
yann@641
|
322 |
CONTRIB='${CONTRIB_list}'
|
yann@185
|
323 |
__EOF__
|