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guix-install.sh: Avoid "#!/bin/bash" shebang.

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Fixes <https://bugs.gnu.org/34279>.
Reported by Claes Wallin (韋嘉誠) <clacke@lysator.liu.se>.

* etc/guix-install.sh: Change shebang to #!/bin/sh and add 'if'
statement to spawn Bash if needed.
This commit is contained in:
Ludovic Courtès 2019-02-05 10:42:30 +01:00
parent a10050e2dd
commit f5fdc54d3a
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1 changed files with 8 additions and 1 deletions
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9
etc/guix-install.sh
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@ -1,4 +1,4 @@
#!/bin/bash
#!/bin/sh
# GNU Guix --- Functional package management for GNU
# Copyright © 2017 sharlatan <sharlatanus@gmail.com>
# Copyright © 2018 Ricardo Wurmus <rekado@elephly.net>
@ -19,6 +19,13 @@
# You should have received a copy of the GNU General Public License
# along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
# We require Bash but for portability we'd rather not use /bin/bash or
# /usr/bin/env in the shebang, hence this hack.
if [ "x$BASH_VERSION" = "x" ]
then
exec bash "$0" "$@"
fi
set -e
[ "$UID" -eq 0 ] || { echo "This script must be run as root."; exit 1; }