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* bootstrap (usage, main program, symlink_to_gnulib): Add option

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--copy.  Inspired by a suggestion from Bruno Haible.
This commit is contained in:
Paul Eggert 2006-10-09 20:33:38 +00:00
parent 6089facdc3
commit 34d0ffbce4
2 changed files with 45 additions and 21 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2006-10-09 Paul Eggert <eggert@cs.ucla.edu>
* bootstrap (usage, main program, symlink_to_gnulib): Add option
--copy. Inspired by a suggestion from Bruno Haible.
2006-10-09 Jim Meyering <jim@meyering.net>
Avoid a compiler warning.

61
bootstrap
View File

@ -40,6 +40,7 @@ Options:
have gnulib sources on your machine, and
do not want to waste your bandwidth dowloading
them again.
--copy Copy files instead of creating symbolic links.
--force Bootstrap even if the sources didn't come from CVS.
--skip-po Do not download po files.
--cvs-user=USERNAME Set the CVS username to be used when accessing
@ -112,6 +113,9 @@ excluded_files=
# the distributed version.
CVS_only_file=CVS
# Whether to use copies instead of symlinks.
copy=false
# Override the default configuration, if necessary.
test -r bootstrap.conf && . ./bootstrap.conf
@ -133,6 +137,8 @@ do
SKIP_PO=t;;
--force)
CVS_only_file=;;
--copy)
copy=true;;
*)
echo >&2 "$0: $option: unknown option"
exit 1;;
@ -249,29 +255,42 @@ symlink_to_gnulib()
{
src=$GNULIB_SRCDIR/$1
dst=${2-$1}
dot_dots=
case $src in
/*) ;;
*)
case /$dst/ in
*//* | */../* | */./* | /*/*/*/*/*/)
echo >&2 "$0: invalid symlink calculation: $src -> $dst"
exit 1;;
/*/*/*/*/) dot_dots=../../../;;
/*/*/*/) dot_dots=../../;;
/*/*/) dot_dots=../;;
esac;;
esac
test -f "$src" && {
test -h "$dst" &&
src_ls=`ls -diL "$src" 2>/dev/null` && set $src_ls && src_i=$1 &&
dst_ls=`ls -diL "$dst" 2>/dev/null` && set $dst_ls && dst_i=$1 &&
test "$src_i" = "$dst_i" || {
echo "$0: ln -fs $dot_dots$src $dst" &&
ln -fs "$dot_dots$src" "$dst"
}
if $copy; then
{
test ! -h "$dst" || {
echo "$0: rm -f $dst" &&
rm -f "$dst"
}
} &&
test -f "$dst" &&
cmp -s "$src" "$dst" || {
echo "$0: cp -fp $src $dst" &&
cp -fp "$src" "$dst"
}
else
test -h "$dst" &&
src_ls=`ls -diL "$src" 2>/dev/null` && set $src_ls && src_i=$1 &&
dst_ls=`ls -diL "$dst" 2>/dev/null` && set $dst_ls && dst_i=$1 &&
test "$src_i" = "$dst_i" || {
case $src in
/*) dot_dots=;;
*)
case /$dst/ in
*//* | */../* | */./* | /*/*/*/*/*/)
echo >&2 "$0: invalid symlink calculation: $src -> $dst"
exit 1;;
/*/*/*/*/) dot_dots=../../../;;
/*/*/*/) dot_dots=../../;;
/*/*/) dot_dots=../;;
esac;;
esac
echo "$0: ln -fs $dot_dots$src $dst" &&
ln -fs "$dot_dots$src" "$dst"
}
fi
}
}