dmbcs/i-bash
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Bash-4.1 distribution source

Browse source
This commit is contained in:
Chet Ramey 2011-11-21 20:51:19 -05:00
commit 0001803f0b
252 changed files with 51563 additions and 37176 deletions
Download patch file Download diff file Expand all files Collapse all files

35
examples/misc/cshtobash
View file

@ -15,25 +15,34 @@
# Chet Ramey
# chet@po.cwru.edu
#
trap 'rm -f /tmp/cb$$.? cshout cshin' 0 1 2 3 6 15
trap 'rm -f $TMPFILE1 $TMPFILEa $TMPFILEe $TMPFILEv $TMPFILEco $TMPFILEci' 0 1 2 3 6 15
{ TMPFILE1=$(mktemp -t cb.1.XXXXXX) &&
TMPFILEa=$(mktemp -t cb.a.XXXXXX) &&
TMPFILEe=$(mktemp -t cb.e.XXXXXX) &&
TMPFILEv=$(mktemp -t cb.v.XXXXXX) &&
TMPFILEco=$(mktemp -t cshout.XXXXXX) &&
TMPFILEci=$(mktemp -t cshin.XXXXXX)
} || exit 1
T=$'\t'
SOURCE="${1:+source $1}"
cat << EOF >cshin
cat << EOF >$TMPFILEci
$SOURCE
alias >! /tmp/cb$$.a
setenv >! /tmp/cb$$.e
set >! /tmp/cb$$.v
alias >! $TMPFILEa
setenv >! $TMPFILEe
set >! $TMPFILEv
EOF
# give csh a minimal environment, similar to what login would provide
/usr/bin/env - USER=$USER HOME=$HOME PATH=/usr/bin:/bin:/usr/ucb:. TERM=$TERM SHELL=$SHELL /bin/csh -i < ./cshin > cshout 2>&1
/usr/bin/env - USER=$USER HOME=$HOME PATH=/usr/bin:/bin:/usr/ucb:. TERM=$TERM SHELL=$SHELL /bin/csh -i < $TMPFILEci > $TMPFILEco 2>&1
# First convert aliases
cat << \EOF >/tmp/cb$$.1
cat << \EOF >$TMPFILE1
mkalias ()
{
case $2 in
@ -49,12 +58,12 @@ mkalias ()
}
EOF
sed "s/^\([a-zA-Z0-9_]*\)$T\(.*\)$/mkalias \1 '\2'/" < /tmp/cb$$.a >>/tmp/cb$$.1
sed "s/^\([a-zA-Z0-9_]*\)$T\(.*\)$/mkalias \1 '\2'/" < $TMPFILEa >>$TMPFILE1
echo '# csh aliases'
echo
$BASH /tmp/cb$$.1 | sed -e 's/\$cwd/\$PWD/g' \
$BASH $TMPFILE1 | sed -e 's/\$cwd/\$PWD/g' \
-e 's/\$term/\$TERM/g' \
-e 's/\$home/\$HOME/g' \
-e 's/\$user/\$USER/g' \
@ -70,7 +79,7 @@ sed -e '/^SHLVL/d' \
-e '/^PWD/d' \
-e "s/'/'"\\\\"''"/g \
-e "s/^\([A-Za-z0-9_]*=\)/export \1'/" \
-e "s/$/'/" < /tmp/cb$$.e
-e "s/$/'/" < $TMPFILEe
# Finally, convert local variables
echo
@ -82,7 +91,7 @@ sed -e 's/'"$T"'/=/' \
-e '/^[A-Za-z0-9_]*=[^(]/{
s/=/='"'/"'
s/$/'"'/"'
}' < /tmp/cb$$.v |
}' < $TMPFILEv |
sed -e '/^argv=/d' -e '/^cwd=/d' -e '/^filec=/d' -e '/^status=/d' \
-e '/^verbose=/d' \
-e '/^term=/d' \
@ -110,7 +119,7 @@ echo
echo '# special csh variables converted to bash equivalents'
echo
sed -e 's/'"$T"'/=/' < /tmp/cb$$.v |
sed -e 's/'"$T"'/=/' < $TMPFILEv |
grep "^cdpath=" |
sed 's/(//
s/ /:/g
@ -118,7 +127,7 @@ sed 's/(//
s/cdpath=/CDPATH=/'
sed -e 's/'"$T"'/=/' < /tmp/cb$$.v |
sed -e 's/'"$T"'/=/' < $TMPFILEv |
grep "^mail=" |
sed 's/(//
s/ /:/g