The manual page is there, but people (well me) expect a -h and --help
switch too. This patch adds the necessary support.
Signed-off-by: Mel Gorman <m...@csn.ul.ie>
---
contrib/tlbmiss_cost.sh | 16 +++++++++++++++-
1 files changed, 15 insertions(+), 1 deletions(-)
diff --git a/contrib/tlbmiss_cost.sh b/contrib/tlbmiss_cost.sh
index 3bba1b6..4d54e8d 100755
--- a/contrib/tlbmiss_cost.sh
+++ b/contrib/tlbmiss_cost.sh
@@ -22,6 +22,19 @@
# error == 1
VERBOSE=2
+# Print help message
+usage() {
+ echo "tlbmiss_cost.sh [options]
+options:
+ --fetch-calibrator Download and build calibrator if not in path
+ --fetch-stream Download and build STREAM if not in path
+ -c, --calibrator Path to calibrator helper if not in path
+ -s, --stream Path to STREAM helper if not in path
+ -q, --quiet Be less verbose in output
+ -v, --verbose Be more verbose in output
+ -h, --help Print this help message"
+ exit 1
+}
# Print verbose message to stderr if --verbose is specified
print_trace()
{
@@ -572,7 +585,7 @@ oprofile_calc()
LAST_LATENCY_CYCLES=$(($WALK/$DTLB))
}
-ARGS=`getopt -o c:s:vq --long
calibrator:,stream:,verbose,quiet,fetch-calibrator,fetch-stream -n
'tlbmiss_cost.sh' -- "$@"`
+ARGS=`getopt -o c:s:vqh --long
calibrator:,stream:,verbose,quiet,fetch-calibrator,fetch-stream,help -n
'tlbmiss_cost.sh' -- "$@"`
eval set -- "$ARGS"
@@ -584,6 +597,7 @@ while true ; do
-q|--quiet) VERBOSE=$(($VERBOSE-1)); shift;;
--fetch-calibrator) calibrator_fetch; shift;;
--fetch-stream) stream_fetch; shift;;
+ -h|--help) usage; shift;;
"") shift ; break ;;
"--") shift ; break ;;
*) die "Unrecognized option $1" ;;
------------------------------------------------------------------------------
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