#include "plugin.h"
#include "utils_cache.h"
-#include "utils_parse_option.h"
#include "utils_cmd_getval.h"
+#include "utils_parse_option.h"
-cmd_status_t cmd_parse_getval (size_t argc, char **argv,
- cmd_getval_t *ret_getval, const cmd_options_t *opts,
- cmd_error_handler_t *err)
-{
+cmd_status_t cmd_parse_getval(size_t argc, char **argv,
+ cmd_getval_t *ret_getval,
+ const cmd_options_t *opts,
+ cmd_error_handler_t *err) {
char *identifier_copy;
int status;
- if ((ret_getval == NULL) || (opts == NULL))
- {
+ if ((ret_getval == NULL) || (opts == NULL)) {
errno = EINVAL;
- cmd_error (CMD_ERROR, err, "Invalid arguments to cmd_parse_getval.");
+ cmd_error(CMD_ERROR, err, "Invalid arguments to cmd_parse_getval.");
return (CMD_ERROR);
}
- if (argc != 1)
- {
+ if (argc != 1) {
if (argc == 0)
- cmd_error (CMD_PARSE_ERROR, err, "Missing identifier.");
+ cmd_error(CMD_PARSE_ERROR, err, "Missing identifier.");
else
- cmd_error (CMD_PARSE_ERROR, err,
- "Garbage after identifier: `%s'.", argv[1]);
+ cmd_error(CMD_PARSE_ERROR, err, "Garbage after identifier: `%s'.",
+ argv[1]);
return (CMD_PARSE_ERROR);
}
/* parse_identifier() modifies its first argument,
* returning pointers into it */
- identifier_copy = sstrdup (argv[0]);
-
- status = parse_identifier (argv[0], &ret_getval->identifier.host,
- &ret_getval->identifier.plugin, &ret_getval->identifier.plugin_instance,
- &ret_getval->identifier.type, &ret_getval->identifier.type_instance,
- opts->identifier_default_host);
- if (status != 0)
- {
- DEBUG ("cmd_parse_getval: Cannot parse identifier `%s'.", identifier_copy);
- cmd_error (CMD_PARSE_ERROR, err,
- "Cannot parse identifier `%s'.", identifier_copy);
- sfree (identifier_copy);
+ identifier_copy = sstrdup(argv[0]);
+
+ status = parse_identifier(
+ argv[0], &ret_getval->identifier.host, &ret_getval->identifier.plugin,
+ &ret_getval->identifier.plugin_instance, &ret_getval->identifier.type,
+ &ret_getval->identifier.type_instance, opts->identifier_default_host);
+ if (status != 0) {
+ DEBUG("cmd_parse_getval: Cannot parse identifier `%s'.", identifier_copy);
+ cmd_error(CMD_PARSE_ERROR, err, "Cannot parse identifier `%s'.",
+ identifier_copy);
+ sfree(identifier_copy);
return (CMD_PARSE_ERROR);
}
return (CMD_OK);
} /* cmd_status_t cmd_parse_getval */
-#define print_to_socket(fh, ...) \
- do { \
- if (fprintf (fh, __VA_ARGS__) < 0) { \
- char errbuf[1024]; \
- WARNING ("cmd_handle_getval: failed to write to socket #%i: %s", \
- fileno (fh), sstrerror (errno, errbuf, sizeof (errbuf))); \
- return -1; \
- } \
- fflush(fh); \
+#define print_to_socket(fh, ...) \
+ do { \
+ if (fprintf(fh, __VA_ARGS__) < 0) { \
+ char errbuf[1024]; \
+ WARNING("cmd_handle_getval: failed to write to socket #%i: %s", \
+ fileno(fh), sstrerror(errno, errbuf, sizeof(errbuf))); \
+ return -1; \
+ } \
+ fflush(fh); \
} while (0)
-cmd_status_t cmd_handle_getval (FILE *fh, char *buffer)
-{
- cmd_error_handler_t err = { cmd_error_fh, fh };
+cmd_status_t cmd_handle_getval(FILE *fh, char *buffer) {
+ cmd_error_handler_t err = {cmd_error_fh, fh};
cmd_status_t status;
cmd_t cmd;
const data_set_t *ds;
-
if ((fh == NULL) || (buffer == NULL))
return (-1);
- DEBUG ("utils_cmd_getval: cmd_handle_getval (fh = %p, buffer = %s);",
- (void *) fh, buffer);
+ DEBUG("utils_cmd_getval: cmd_handle_getval (fh = %p, buffer = %s);",
+ (void *)fh, buffer);
- if ((status = cmd_parse (buffer, &cmd, NULL, &err)) != CMD_OK)
+ if ((status = cmd_parse(buffer, &cmd, NULL, &err)) != CMD_OK)
return (status);
- if (cmd.type != CMD_GETVAL)
- {
- cmd_error (CMD_UNKNOWN_COMMAND, &err,
- "Unexpected command: `%s'.", CMD_TO_STRING (cmd.type));
- cmd_destroy (&cmd);
+ if (cmd.type != CMD_GETVAL) {
+ cmd_error(CMD_UNKNOWN_COMMAND, &err, "Unexpected command: `%s'.",
+ CMD_TO_STRING(cmd.type));
+ cmd_destroy(&cmd);
return (CMD_UNKNOWN_COMMAND);
}
- ds = plugin_get_ds (cmd.cmd.getval.identifier.type);
- if (ds == NULL)
- {
- DEBUG ("cmd_handle_getval: plugin_get_ds (%s) == NULL;",
- cmd.cmd.getval.identifier.type);
- cmd_error (CMD_ERROR, &err, "Type `%s' is unknown.\n",
- cmd.cmd.getval.identifier.type);
- cmd_destroy (&cmd);
+ ds = plugin_get_ds(cmd.cmd.getval.identifier.type);
+ if (ds == NULL) {
+ DEBUG("cmd_handle_getval: plugin_get_ds (%s) == NULL;",
+ cmd.cmd.getval.identifier.type);
+ cmd_error(CMD_ERROR, &err, "Type `%s' is unknown.\n",
+ cmd.cmd.getval.identifier.type);
+ cmd_destroy(&cmd);
return (-1);
}
values = NULL;
values_num = 0;
- status = uc_get_rate_by_name (cmd.cmd.getval.raw_identifier, &values, &values_num);
- if (status != 0)
- {
- cmd_error (CMD_ERROR, &err, "No such value.");
- cmd_destroy (&cmd);
+ status =
+ uc_get_rate_by_name(cmd.cmd.getval.raw_identifier, &values, &values_num);
+ if (status != 0) {
+ cmd_error(CMD_ERROR, &err, "No such value.");
+ cmd_destroy(&cmd);
return (CMD_ERROR);
}
- if (ds->ds_num != values_num)
- {
- ERROR ("ds[%s]->ds_num = %zu, "
- "but uc_get_rate_by_name returned %zu values.",
- ds->type, ds->ds_num, values_num);
- cmd_error (CMD_ERROR, &err, "Error reading value from cache.");
- sfree (values);
- cmd_destroy (&cmd);
+ if (ds->ds_num != values_num) {
+ ERROR("ds[%s]->ds_num = %zu, "
+ "but uc_get_rate_by_name returned %zu values.",
+ ds->type, ds->ds_num, values_num);
+ cmd_error(CMD_ERROR, &err, "Error reading value from cache.");
+ sfree(values);
+ cmd_destroy(&cmd);
return (CMD_ERROR);
}
- print_to_socket (fh, "%zu Value%s found\n", values_num,
- (values_num == 1) ? "" : "s");
- for (size_t i = 0; i < values_num; i++)
- {
- print_to_socket (fh, "%s=", ds->ds[i].name);
- if (isnan (values[i]))
- {
- print_to_socket (fh, "NaN\n");
- }
- else
- {
- print_to_socket (fh, "%12e\n", values[i]);
+ print_to_socket(fh, "%zu Value%s found\n", values_num,
+ (values_num == 1) ? "" : "s");
+ for (size_t i = 0; i < values_num; i++) {
+ print_to_socket(fh, "%s=", ds->ds[i].name);
+ if (isnan(values[i])) {
+ print_to_socket(fh, "NaN\n");
+ } else {
+ print_to_socket(fh, "%12e\n", values[i]);
}
}
- sfree (values);
- cmd_destroy (&cmd);
+ sfree(values);
+ cmd_destroy(&cmd);
return (CMD_OK);
} /* cmd_status_t cmd_handle_getval */
-void cmd_destroy_getval (cmd_getval_t *getval)
-{
+void cmd_destroy_getval(cmd_getval_t *getval) {
if (getval == NULL)
return;
- sfree (getval->raw_identifier);
+ sfree(getval->raw_identifier);
} /* void cmd_destroy_getval */
-
-/* vim: set sw=2 sts=2 ts=8 : */