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authorLudovic Courtès <ludo@gnu.org>2019-02-05 10:42:30 +0100
committerLudovic Courtès <ludo@gnu.org>2019-02-05 12:03:24 +0100
commitf5fdc54d3a0845d0590c181d3bd6016f22765431 (patch)
tree8e1d4ed403ac85e6c815a8d1368787c7c4c94b91 /etc/guix-install.sh
parenta10050e2dd563188d6ae66f4de2eff10a5e65632 (diff)
downloadgnu-guix-f5fdc54d3a0845d0590c181d3bd6016f22765431.tar
gnu-guix-f5fdc54d3a0845d0590c181d3bd6016f22765431.tar.gz
guix-install.sh: Avoid "#!/bin/bash" shebang.
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.
Diffstat (limited to 'etc/guix-install.sh')
-rwxr-xr-xetc/guix-install.sh9
1 files changed, 8 insertions, 1 deletions
diff --git a/etc/guix-install.sh b/etc/guix-install.sh
index 8eb5214049..dc8de2fe92 100755
--- a/etc/guix-install.sh
+++ b/etc/guix-install.sh
@@ -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; }