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Diffstat (limited to '')
-rw-r--r-- | tests/exec10.sub | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/tests/exec10.sub b/tests/exec10.sub new file mode 100644 index 0000000..db6a671 --- /dev/null +++ b/tests/exec10.sub @@ -0,0 +1,47 @@ +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# +# post bash-4.3 changes to how command -p works (avoid modifying $PATH) + +: ${TMPDIR=/tmp} +xpath=/usr/local/bin:/usr/GNU/bin:/usr/bin:/bin:. + +# set a value of PATH we can test for; versions of bash up to and including +# bash-4.3 would set $PATH while running command -p +PATH=$xpath +export PATH +command -p sh -c 'echo $PATH' + +PATH=${TMPDIR} +command -pv cat >/dev/null || echo "cannot find cat using standard path" +command -p cat < /dev/null +#hash + +PATH=$xpath +command -pv cat >/dev/null || echo "cannot find cat using xpath" +PATH=$TMPDIR command -pv cat >/dev/null || echo "cannot find cat using standard path with PATH=\$TMPDIR" +PATH= command -pv cat >/dev/null || echo "cannot find cat using standard path with empty \$PATH" +PATH=$TMPDIR command -v cat >/dev/null || echo "cannot find cat in \$TMPDIR" +PATH= command -v cat >/dev/null || echo "cannot find cat with empty \$PATH" + +echo PATH = $PATH +hash cat + +PATH=$xpath + +PATH=$TMPDIR command -pv cat >/dev/null || echo "cannot find cat using stdpath with hash" +PATH= command -pv cat >/dev/null || echo "cannot find cat using stdpath with hash" +PATH=$TMPDIR command -v cat >/dev/null || echo "cannot find cat in \$TMPDIR with hash" +PATH= command -v cat >/dev/null || echo "cannot find cat with empty \$PATH with hash" + +echo PATH = $PATH |