69 lines
1.2 KiB
Text
69 lines
1.2 KiB
Text
# this is needed because posix mode restricts tilde expansion to assignment
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# statements preceding a command, instead of the default of expanding all
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# assignment statements on the line (e.g., after `export'). Without this,
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# the next-to-last test fails
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set +o posix
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HOME=/usr/xyz
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SHELL=~/bash
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echo ~ch\et
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echo ~/"foo"
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echo "~chet"/"foo"
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echo \~chet/"foo"
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echo \~chet/bar
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echo ~\chet/bar
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echo ~chet""/bar
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echo ":~chet/"
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echo abcd~chet
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echo "SHELL=~/bash"
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echo $SHELL
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echo abcd:~chet
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path=/usr/ucb:/bin:~/bin:~/tmp/bin:/usr/bin
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echo $path
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cd /usr
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cd /tmp
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echo ~-
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echo ~+
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XPATH=/bin:/usr/bin:.
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# yes tilde expansion
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PPATH=$XPATH:~/bin
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echo "$PPATH"
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# no tilde expansion
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PPATH="$XPATH:~/bin"
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echo "$PPATH"
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# yes tilde expansion
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export PPATH=$XPATH:~/bin
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echo "$PPATH"
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declare -x PPATH=$XPATH:~/bin
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echo "$PPATH"
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# no tilde expansion
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export PPATH="$XPATH:~/bin"
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echo "$PPATH"
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declare -x PPATH="$XPATH:~/bin"
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echo "$PPATH"
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# more tests of tilde expansion when executing case commands
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case ~ in
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$HOME) echo ok 1;;
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*) echo bad 1 ;;
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esac
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case ~ in
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~) echo ok 2 ;;
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\~) echo bad 2a ;;
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*) echo bad 2b ;;
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esac
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case $unset in
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"") echo ok 3 ;;
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*) echo bad 3 ;;
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esac
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USER=root # should exist just about everywhere
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echo ~$USER
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