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Make emsdk_env.sh work under set -o nounset (#605)

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Closes emscripten-core/emscripten#6743
This commit is contained in:
Anmol Sethi
2020-09-07 10:32:22 -04:00
committed by GitHub
parent 2e73421e60
commit 0eb40e10a2
1 changed files with 4 additions and 4 deletions
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8
emsdk_env.sh
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@@ -31,15 +31,15 @@ DIR="."
# To add a shell, add another conditional below, # To add a shell, add another conditional below,
# then add tests to scripts/test_source_env.sh # then add tests to scripts/test_source_env.sh
if [ -n "$BASH_SOURCE" ]; then if [ -n "${BASH_SOURCE-}" ]; then
CURRENT_SCRIPT="$BASH_SOURCE" CURRENT_SCRIPT="$BASH_SOURCE"
elif [ -n "$ZSH_VERSION" ]; then elif [ -n "${ZSH_VERSION-}" ]; then
CURRENT_SCRIPT="${(%):-%x}" CURRENT_SCRIPT="${(%):-%x}"
elif [ -n "$KSH_VERSION" ]; then elif [ -n "${KSH_VERSION-}" ]; then
CURRENT_SCRIPT=${.sh.file} CURRENT_SCRIPT=${.sh.file}
fi fi
if [ -n "$CURRENT_SCRIPT" ]; then if [ -n "${CURRENT_SCRIPT-}" ]; then
DIR=$(dirname "$CURRENT_SCRIPT") DIR=$(dirname "$CURRENT_SCRIPT")
if [ -h "$CURRENT_SCRIPT" ]; then if [ -h "$CURRENT_SCRIPT" ]; then
# Now work out actual DIR since this is part of a symlink. # Now work out actual DIR since this is part of a symlink.