function _bash_profile_addpath # <variablename>,<dirpathname>
{
- local _varname _dirpathname _opt_f _opt_s
+ local _varname _varval _varvalold _dirpathname _opt_f _opt_s
_opt_f=0;_opt_s=0
unset OPTIND
while getopts fs got;do
if [ $_opt_s = 1 -o -z "`eval "echo \\${$_varname}"`" ];then
eval "$_varname='$_dirpathname'"
else
- # we want to override any original directories, place dirpathname first!
- eval "$_varname=\"$_dirpathname:\${$_varname}\""
+ # We want to override any original directories, place dirpathname first!
+ # We want to prevent duplicates due to .bashrc reentrancy across fork(2)s.
+ eval "_varval=\":\${$_varname}:\""
+ until [ "$_varval" = "$_varvalold" ];do
+ _varvalold="$_varval"
+ eval "_varval=\"$(echo "$_varval"|sed "s#:$_dirpathname:#:#g")\""
+ done
+ eval "$_varname=\"$_dirpathname$(echo "$_varval"|sed "s#:\$##g")\""
fi
export "$_varname"
}
# /lib/perl for Debian
# /lib/perl5 for Fedora Core
mkdir -p $HOME/lib/perl5 # otherwise CPAN will install to "$HOME/lib/site_perl" etc.
-for _perldir in $(eval "echo {/usr,$HOME}{/lib/perl5,/share/perl,/lib/perl}{,/site_perl}$(
- for perlvar in version archname;do
- echo -n '{,/'
- perl -V:"$perlvar"|cut -d "'" -f 2|tr -d '\n'
- echo -n '}'
- done
- )");do
+_perlpatt="$(perl -MConfig -e 'print "{,/".$Config{$_}."}" for qw(version archname);')"
+for _perldir in $(eval "echo {/usr,$HOME}{/lib/perl5,/share/perl,/lib/perl}{,/site_perl}$_perlpatt");do
_bash_profile_addpath -f PERLLIB "$_perldir"
done
unset _perldir
function mkcd { mkdir -p "$1"; cd "$1"; }; export -f mkcd
function pushdmk { mkdir -p "$1"; pushd "$1"; }; export -f pushdmk
function rsync {(unset rsync; rsync -v -e ssh --progress --stats --partial --block-size=512 "$@"; );}; export -f rsync
-function tohex { od -An -txC /tmp/out|tr -d '\n '|tr 'a-f' 'A-F';echo; }; export -f tohex
+function tohex { od -An -txC|tr -d '\n '|tr 'a-f' 'A-F';echo; }; export -f tohex
function edall {
find -type f|while read -r i;do
(awk </dev/null 'BEGIN{ for (i=1;i<ARGC;i++) print ARGV[i]; }' "$@";echo -e 'w\nq')|ed -s "$i"