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bootstrap
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bootstrap
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#! /bin/sh
fatal ()
{
echo >&2 "$0: $@"
exit 1
}
stderr ()
{
echo >&2 "$0: $@"
}
usage ()
{
cat <<EOF
Usage: $0 [OPTION]
Options:
-h, --help display this message
-r, --regen regenerate files stored in the repository
Report bugs to <[email protected]>
EOF
}
# Regenerate files stored in the repository?
regen_p=false
awk_strverscmp='
# Use only awk features that work with 7th edition Unix awk (1978).
# My, what an old awk you have, Mr. Solaris!
END {
while (length(v1) || length(v2)) {
# Set d1 to be the next thing to compare from v1, and likewise for d2.
# Normally this is a single character, but if v1 and v2 contain digits,
# compare them as integers and fractions as strverscmp does.
if (v1 ~ /^[0-9]/ && v2 ~ /^[0-9]/) {
# Split v1 and v2 into their leading digit string components d1 and d2,
# and advance v1 and v2 past the leading digit strings.
for (len1 = 1; substr(v1, len1 + 1) ~ /^[0-9]/; len1++) continue
for (len2 = 1; substr(v2, len2 + 1) ~ /^[0-9]/; len2++) continue
d1 = substr(v1, 1, len1); v1 = substr(v1, len1 + 1)
d2 = substr(v2, 1, len2); v2 = substr(v2, len2 + 1)
if (d1 ~ /^0/) {
if (d2 ~ /^0/) {
# Compare two fractions.
while (d1 ~ /^0/ && d2 ~ /^0/) {
d1 = substr(d1, 2); len1--
d2 = substr(d2, 2); len2--
}
if (len1 != len2 && ! (len1 && len2 && substr(d1, 1, 1) == substr(d2, 1, 1))) {
# The two components differ in length, and the common prefix
# contains only leading zeros. Consider the longer to be less.
d1 = -len1
d2 = -len2
} else {
# Otherwise, compare as strings.
d1 = "x" d1
d2 = "x" d2
}
} else {
# A fraction is less than an integer.
exit 1
}
} else {
if (d2 ~ /^0/) {
# An integer is greater than a fraction.
exit 2
} else {
# Compare two integers.
d1 += 0
d2 += 0
}
}
} else {
# The normal case, without worrying about digits.
if (v1 == "") d1 = v1; else { d1 = substr(v1, 1, 1); v1 = substr(v1,2) }
if (v2 == "") d2 = v2; else { d2 = substr(v2, 1, 1); v2 = substr(v2,2) }
}
if (d1 < d2) exit 1
if (d1 > d2) exit 2
}
}
'
version_compare ()
{
awk "$awk_strverscmp" v1="$1" v2="$2" /dev/null
case $? in
1) echo '<';;
0) echo '=';;
2) echo '>';;
esac
}
# require TOOL REQUIREMENT [OPTION]
# ---------------------------------
# Test that TOOL exists, and its version is at least REQUIREMENT.
# If given, use OPTION to query TOOL; use `--version' otherwise.
require ()
{
local option
if test $# -eq 3; then option=$3; else option=--version; fi
local version=$(eval "$1 $option" \
| sed -n 's/[^0-9.]*\([0-9][0-9.]*\).*/\1/p;q')
test x"$version" != x ||
fatal "$1 (version $2 or better) is required"
case $(version_compare "$2" "$version") in
'>') fatal "$1 $2 or better is required: this is $1 $version";;
esac
}
# run DIRECTORY COMMAND-LINE
# --------------------------
run ()
{
(
set -e
stderr "$@"
cd "$1"
shift
if ! "$@"; then
fatal "unexpected failure: $@"
exit 1
fi
)
}
# Failures do matter.
set -e
# Process arguments.
for arg in "$@"; do
case "$arg" in
-h|--help) usage; exit 0 ;;
-r|--regen) regen_p=true ;;
*) fatal "error: unrecognized option: $1" ;;
esac
done
# Requirements over bootstrap tools.
require autoconf 2.61
require automake 1.11
libtoolize=libtoolize
for l in "$LIBTOOLIZE" glibtoolize libtoolize;
do
if ($l --version) >/dev/null 2>&1; then
libtoolize=$l
break
fi
done
export LIBTOOLIZE=$libtoolize
require $libtoolize 1.5.22
require doxygen 1.5.6
# We used to require `convert' from ImageMagick 6.3.7, but `convert'
# from GraphicsMagick 1.3.12 is also fine. Use that later revision
# number even if ImageMagick is actually used so as to be compatible
# with both implementations.
require convert 1.3.12 -version
require hevea 1.10 -version
# Regen files stored in the repository if asked so.
if $regen_p; then
# Generate `milena/headers.mk'.
(cd milena && ../build-aux/generate_dist_headers.sh mln headers.mk)
# Generate `scribo/headers.mk'.
(cd scribo && ../build-aux/generate_dist_headers.sh scribo headers.mk)
# Generate files of Milena's documentation.
# * Figures.
(
cd milena/doc
rm -f figures.mk.tmp
./gen-figures-mk >figures.mk.tmp
mv -f figures.mk.tmp figures.mk
chmod -w figures.mk
)
# * Examples.
rm -f milena/doc/examples.mk.tmp
milena/doc/gen-make-variable EXAMPLES \
`find milena/doc/examples -name '*.cc' | sed 's,^milena/doc,\$(srcdir),'` \
>milena/doc/examples.mk.tmp
mv -f milena/doc/examples.mk.tmp milena/doc/examples.mk
chmod -w milena/doc/examples.mk
# * Split examples.
(
cd milena/doc
rm -f split-examples.mk.tmp
./gen-split-examples-mk >split-examples.mk.tmp
mv -f split-examples.mk.tmp split-examples.mk
chmod -w split-examples.mk
)
# * Outputs.
rm -f milena/doc/outputs.mk.tmp
milena/doc/gen-make-variable OUTPUTS \
`find milena/doc/examples -name \*.cc \
| sed -e 's,milena/doc/examples/,,' \
-e 'y,/,_,' \
-e 's,\(.*\)\.cc$,$(srcdir)/outputs/\1.txt,'` \
>milena/doc/outputs.mk.tmp
mv -f milena/doc/outputs.mk.tmp milena/doc/outputs.mk
chmod -w milena/doc/outputs.mk
# * Outputs rules and timestamps.
(
cd milena/doc
rm -f examples-outputs.mk.tmp
./gen-examples-outputs-mk \
`find examples -name \*.cc \
| env LC_ALL=C sort` \
>examples-outputs.mk.tmp
mv -f examples-outputs.mk.tmp examples-outputs.mk
chmod -w examples-outputs.mk
)
# * Split outputs.
(
cd milena/doc
rm -f split-outputs.mk.tmp
./gen-split-outputs-mk >split-outputs.mk.tmp
mv -f split-outputs.mk.tmp split-outputs.mk
chmod -w split-outputs.mk
)
fi
# Generate unit tests files. These actions are not part of the `-r'
# option, since unit tests files are not stored in the repository.
#
# * Milena unit tests files.
run . ./build-aux/build_unit_test.sh \
milena/mln \
milena/tests/unit_test \
milena/tests/unit_test/disabled_tests \
mln
# *Scribo unit tests files.
run . ./build-aux/build_unit_test.sh \
scribo/scribo \
scribo/tests/unit_test \
scribo/tests/unit_test/disabled_tests \
scribo
# Install the GNU Build System.
autoreconf -f -v -i