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Minor improvements of the usage help provided by the --help option #162

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Minor improvements of the usage help provided by the --help option #162

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7895d7c
Make help explicit: -d dumps stacks (once) and exits
filipjares Jan 8, 2019
7631300
Improve help: The shorthand for --threads is -L
filipjares Jan 8, 2019
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7 changes: 4 additions & 3 deletions src/prober.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -47,10 +47,11 @@ static const char usage_str[] =
"\n"
"Common Options:\n"
#ifdef ENABLE_THREADS
" --threads Enable multi-threading support\n"
" -d, --dump Dump stacks from all threads (implies --threads)\n"
" -L, --threads Enable multi-threading support\n"
" -d, --dump Dump stacks from all threads (implies "
"--threads) and exit\n"
#else
" -d, --dump Dump the current interpreter stack\n"
" -d, --dump Dump the current interpreter stack and exit\n"
#endif
" -h, --help Show help\n"
" -n, --no-line-numbers Do not append line numbers to function names\n"
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