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Code Issues Releases Wiki Activity

log: Add log-levels

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Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Acked-by: Pavel Emelyanov <xemul@parallels.com>
This commit is contained in:
Cyrill Gorcunov
2012-02-17 22:51:23 +04:00
parent fe99f501ef
commit ef97467da9
5 changed files with 83 additions and 42 deletions
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30
crtools.c
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@@ -5,6 +5,7 @@
#include <errno.h>
#include <getopt.h>
#include <string.h>
#include <ctype.h>
#include <fcntl.h>
@@ -290,8 +291,9 @@ int main(int argc, char *argv[])
int opt, idx;
int action = -1;
int log_inited = 0;
int log_level = 0;
static const char short_opts[] = "dsf:p:t:hcD:o:n:";
static const char short_opts[] = "dsf:p:t:hcD:o:n:v";
BUILD_BUG_ON(PAGE_SIZE != PAGE_IMAGE_SIZE);
@@ -344,12 +346,32 @@ int main(int argc, char *argv[])
if (parse_ns_string(optarg, &opts.namespaces_flags))
return -1;
break;
case 'v':
if (optind < argc - 1) {
char *opt = argv[optind + 1];
if (isdigit(*opt)) {
log_level = -atoi(opt);
optind++;
} else {
if (log_level >= 0)
log_level++;
}
} else {
if (log_level >= 0)
log_level++;
}
break;
case 'h':
default:
goto usage;
}
}
if (log_level < 0)
log_level = -log_level;
set_loglevel(log_level);
if (!log_inited) {
ret = init_log(NULL);
if (ret)
@@ -410,6 +432,12 @@ usage:
printk("\nAdditional common parameters:\n");
printk(" -D dir save checkpoint files in specified directory\n");
printk(" -v [num] set logging level\n");
printk(" 0 - silent (only error messages)\n");
printk(" 1 - informative (default)\n");
printk(" 2 - debug\n");
printk(" -vv same as -v 1\n");
printk(" -vvv same as -v 2\n");
printk("\n");
return -1;