Github user aarondav commented on a diff in the pull request:
https://github.com/apache/spark/pull/116#discussion_r10674709
--- Diff: bin/spark-shell ---
@@ -30,69 +30,378 @@ esac
# Enter posix mode for bash
set -o posix
-CORE_PATTERN="^[0-9]+$"
-MEM_PATTERN="^[0-9]+[m|g|M|G]$"
-
+## Global script variables
FWDIR="$(cd `dirname $0`/..; pwd)"
-if [ "$1" = "--help" ] || [ "$1" = "-h" ]; then
- echo "Usage: spark-shell [OPTIONS]"
- echo "OPTIONS:"
- echo "-c --cores num, the maximum number of cores to be used by the
spark shell"
- echo "-em --execmem num[m|g], the memory used by each executor of spark
shell"
- echo "-dm --drivermem num[m|g], the memory used by the spark shell and
driver"
- echo "-h --help, print this help information"
- exit
-fi
+VERBOSE=0
+DRY_RUN=0
+SPARK_REPL_OPTS="${SPARK_REPL_OPTS:-""}"
--- End diff --
Is there a distinction between `${SPARK_REPL_OPTS:-""}` and just
`$SPARK_REPl_OPTS`? I'm just not certain what this is trying to accomplish.
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