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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2023-06-12 14:06:17 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2023-06-13 08:42:08 +0200 |
| commit | 7df3c4fc6ead90893ca4baa274761756fb7f8593 (patch) | |
| tree | a425abe613842301b2cb2550e7e87809d95d3f3d /commands | |
| parent | 8db1f82c8aed218477b2cdf0e4b2c7e0122116cd (diff) | |
| download | barebox-7df3c4fc6ead90893ca4baa274761756fb7f8593.tar.gz barebox-7df3c4fc6ead90893ca4baa274761756fb7f8593.tar.xz | |
dmesg: implement dmesg -n
Under Linux dmesg -n can be used to set the console loglevel. Implement
the same for barebox.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'commands')
| -rw-r--r-- | commands/dmesg.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/commands/dmesg.c b/commands/dmesg.c index 4cd88e3189..a25e3265dd 100644 --- a/commands/dmesg.c +++ b/commands/dmesg.c @@ -79,8 +79,9 @@ static int do_dmesg(int argc, char *argv[]) int opt, i; int delete_buf = 0, emit = 0; unsigned flags = 0, levels = 0; + char *set = NULL; - while ((opt = getopt(argc, argv, "ctderl:")) > 0) { + while ((opt = getopt(argc, argv, "ctderl:n:")) > 0) { switch (opt) { case 'c': delete_buf = 1; @@ -102,11 +103,25 @@ static int do_dmesg(int argc, char *argv[]) case 'r': flags |= BAREBOX_LOG_PRINT_RAW | BAREBOX_LOG_PRINT_TIME; break; + case 'n': + set = optarg; + break; default: return COMMAND_ERROR_USAGE; } } + if (set) { + int level = str_to_loglevel(set); + + if (level < 0) + return COMMAND_ERROR; + + barebox_loglevel = level; + + return 0; + } + if (emit) { char *buf; int len = 0; @@ -147,6 +162,7 @@ BAREBOX_CMD_HELP_OPT ("-c", "Delete messages after printing them") BAREBOX_CMD_HELP_OPT ("-d", "Show a time delta to the last message") BAREBOX_CMD_HELP_OPT ("-e <msg>", "Emit a log message") BAREBOX_CMD_HELP_OPT ("-l <vdebug|debug|info|notice|warn|err|crit|alert|emerg>", "Restrict output to the given (comma-separated) list of levels") +BAREBOX_CMD_HELP_OPT ("-n <loglevel>", "Set level at which printing of messages is done to the console") BAREBOX_CMD_HELP_OPT ("-r", "Print timestamp and log-level prefixes.") BAREBOX_CMD_HELP_OPT ("-t", "Show timestamp informations") BAREBOX_CMD_HELP_END |