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author | gnn <gnn@FreeBSD.org> | 2012-09-04 20:14:37 +0000 |
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committer | gnn <gnn@FreeBSD.org> | 2012-09-04 20:14:37 +0000 |
commit | 618d9246d73e318cbc0ed43a1ddd77a983f21753 (patch) | |
tree | fe2141d57cce5aac84069638004d833e23ded07d /tools | |
parent | 1fbae66b6e67117d899f9c10f12c000c4584d32c (diff) | |
download | FreeBSD-src-618d9246d73e318cbc0ed43a1ddd77a983f21753.zip FreeBSD-src-618d9246d73e318cbc0ed43a1ddd77a983f21753.tar.gz |
Add a reasonable error message telling the caller to specify a program
to be executed under hwpmc. If there is no program to run then
exit.
Diffstat (limited to 'tools')
-rwxr-xr-x | tools/test/hwpmc/pmctest.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/test/hwpmc/pmctest.py b/tools/test/hwpmc/pmctest.py index e3c12d3..fb6667d 100755 --- a/tools/test/hwpmc/pmctest.py +++ b/tools/test/hwpmc/pmctest.py @@ -67,6 +67,10 @@ def main(): (options, args) = parser.parse_args() + if (options.program == None): + print "specify program, such as ls, with -p/--program" + sys.exit() + p = subprocess.Popen(["pmccontrol", "-L"], stdout=PIPE) counters = p.communicate()[0] |