int jt_lcfg_setparam(int argc, char **argv)
{
int rc = 0, i;
struct param_opts popt;
char pattern[PATH_MAX];
char *path = NULL, *value = NULL;
rc = setparam_cmdline(argc, argv, &popt);
if (rc < 0 || rc >= argc)
return CMD_HELP;
if (popt.po_params2)
/* We can't delete parameters that were
* set with old conf_param interface */
return jt_lcfg_mgsparam2(argc, argv, &popt);
for (i = rc, rc = 0; i < argc; i++) {
int rc2;
if ((value = strchr(argv[i], '=')) != NULL) {
/* format: set_param a=b */
*value = '\0';
value ++;
path = argv[i];
if (*value == '\0')
break;
} else {
/* format: set_param a b */
if (path == NULL) {
path = argv[i];
continue;
} else {
value = argv[i];
}
}
clean_path(path);
lprocfs_param_pattern(argv[0], path, pattern, sizeof(pattern));
rc2 = setparam_display(&popt, pattern, value);
path = NULL;
value = NULL;
if (rc2 < 0 && rc == 0)
rc = rc2;
}
if (path != NULL && (value == NULL || *value == '\0'))
fprintf(stderr, "error: %s: setting %s=: %s\n",
jt_cmdname(argv[0]), path, strerror(rc = EINVAL));
return rc;
}
int jt_lcfg_setparam(int argc, char **argv)
{
int rc = 0, index, i;
struct param_opts popt;
char *path = NULL, *value = NULL;
memset(&popt, 0, sizeof(popt));
index = setparam_cmdline(argc, argv, &popt);
if (index < 0 || index >= argc)
return CMD_HELP;
if (popt.po_params2)
/* We can't delete parameters that were
* set with old conf_param interface */
return jt_lcfg_mgsparam2(argc, argv, &popt);
for (i = index; i < argc; i++) {
int rc2;
path = NULL;
value = strchr(argv[i], '=');
if (value != NULL) {
/* format: set_param a=b */
*value = '\0';
value++;
path = argv[i];
if (*value == '\0') {
fprintf(stderr,
"error: %s: setting %s: no value\n",
jt_cmdname(argv[0]), path);
if (rc == 0)
rc = -EINVAL;
continue;
}
} else {
/* format: set_param a b */
path = argv[i];
i++;
if (i >= argc) {
fprintf(stderr,
"error: %s: setting %s: no value\n",
jt_cmdname(argv[0]), path);
if (rc == 0)
rc = -EINVAL;
break;
} else {
value = argv[i];
}
}
rc2 = clean_path(&popt, path);
if (rc2 < 0) {
fprintf(stderr, "error: %s: cleaning %s: %s\n",
jt_cmdname(argv[0]), path, strerror(-rc2));
if (rc == 0)
rc = rc2;
continue;
}
/* A value containing '=' is indicative of user error, e.g.:
* lctl set_param param1 param2=value2
* lctl set_param param1=param2=value2
*/
if (strchr(value, '=') != NULL)
fprintf(stderr,
"warning: %s: value '%s' contains '='\n",
jt_cmdname(argv[0]), value);
rc2 = param_display(&popt, path, value, SET_PARAM);
if (rc == 0)
rc = rc2;
}
return rc;
}
