utils: add more detailed help message#1813
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RndelQndel wants to merge 1 commit intonamhyung:masterfrom
Open
utils: add more detailed help message#1813RndelQndel wants to merge 1 commit intonamhyung:masterfrom
RndelQndel wants to merge 1 commit intonamhyung:masterfrom
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Add more detailed helping message Example: uftrace replay --help COMMAND: replay Show program excution in the trace data Each command has detailed helping message for option Signed-off-by: Yongrak Choi <cyl941028@gmail.com>
Author
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I can't fill that command alone. Because I didn't know all options. It just draft and concept. |
Contributor
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Hello, @RndelQndel |
namhyung
reviewed
Aug 31, 2023
| opts->mode = UFTRACE_MODE_INVALID; | ||
| } | ||
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| static int print_subhelp(int beforekey) |
Owner
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It should be before_key but I don't know what that means.
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| __used static const char uftrace_record_usage[] = | ||
| " COMMAND:\n" | ||
| " record Run a program and saves the trace data\n" |
Owner
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It'd be nice to list available options (only for the subcommand) as well.
| break; | ||
| case UFTRACE_MODE_INVALID: | ||
| default: | ||
| retval = -3; |
| update_subcmd(opts, argv[optind]); | ||
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| if (opts->mode != UFTRACE_MODE_INVALID) { | ||
| beforekey = opts->mode; |
Owner
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Why not use opts->mode directly?
| break; | ||
| } | ||
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| return (retval); |
Owner
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We don't use parenthesis for return statement.
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Add more detailed helping message
Example:
uftrace replay --help
COMMAND:
replay Show program excution in the trace data
Each command has detailed helping message for option