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-rw-r--r--update.sh4
1 files changed, 3 insertions, 1 deletions
diff --git a/update.sh b/update.sh
index 40225dc..d32e254 100644
--- a/update.sh
+++ b/update.sh
@@ -5,7 +5,7 @@
# For details, see https://github.com/egor-tensin/windows-home.
# Distributed under the MIT License.
-# This relies on the availability of native symlinks.
+# This script relies on the availability of native symlinks.
# Those are indeed supported by NTFS, but require Administrator privileges for
# creation.
# It likely won't bother you as long as you don't use the functions defined in
@@ -17,6 +17,8 @@
# `CYGWIN` Windows environment variable value **must** include either
# `winsymlinks:native` or `winsymlinks:nativestrict`!
+# usage: ./update.sh
+
set -o errexit
set -o nounset
set -o pipefail