/* This is useful to build named structs, like option or property sets. */
-/* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2004-2014. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-#include <stdio.h>
#include "xbt/misc.h"
#include "xbt/sysdep.h"
#include "xbt/log.h"
#include "xbt/dict.h"
#include "xbt/peer.h"
+#include <stdio.h>
+
#include "xbt/config.h" /* prototypes of this module */
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(xbt_cfg, xbt, "configuration support");
} s_xbt_cfgelm_t, *xbt_cfgelm_t;
static const char *xbt_cfgelm_type_name[xbt_cfgelm_type_count] =
- { "int", "double", "string", "peer", "any" };
+ { "int", "double", "string", "boolean", "peer", "any" };
+
+const struct xbt_boolean_couple xbt_cfgelm_boolean_values[] = {
+ { "yes", "no"},
+ { "on", "off"},
+ {"true", "false"},
+ { "1", "0"},
+ { NULL, NULL}
+};
/* Internal stuff used in cache to free a variable */
static void xbt_cfgelm_free(void *data);
/** @brief Constructor
*
- * Initialise an config set
+ * Initialise a config set
*/
/** \brief Copy an existing configuration set
*
- * \arg whereto the config set to be created
- * \arg tocopy the source data
+ * @param whereto the config set to be created
+ * @param tocopy the source data
*
* This only copy the registrations, not the actual content
*/
xbt_assert(tocopy, "cannot copy NULL config");
xbt_dict_foreach((xbt_dict_t) tocopy, cursor, name, variable) {
- xbt_cfg_register(whereto, name, variable->desc, variable->type, NULL,
+ xbt_cfg_register(whereto, name, variable->desc, variable->type,
variable->min, variable->max, variable->cb_set,
variable->cb_rm);
}
/** @brief Dump a config set for debuging purpose
*
- * \arg name The name to give to this config set
- * \arg indent what to write at the begining of each line (right number of spaces)
- * \arg cfg the config set
+ * @param name The name to give to this config set
+ * @param indent what to write at the begining of each line (right number of spaces)
+ * @param cfg the config set
*/
void xbt_cfg_dump(const char *name, const char *indent, xbt_cfg_t cfg)
{
}
break;
+ case xbt_cfgelm_boolean:
+ for (i = 0; i < size; i++) {
+ ival = xbt_dynar_get_as(variable->content, i, int);
+ printf("%s %d\n", indent, ival);
+ }
+ break;
+
case xbt_cfgelm_peer:
for (i = 0; i < size; i++) {
hval = xbt_dynar_get_as(variable->content, i, xbt_peer_t);
/** @brief Register an element within a config set
*
- * @arg cfg the config set
- * @arg type the type of the config element
- * @arg min the minimum
- * @arg max the maximum
+ * @param cfg the config set
+ * @param name the name of the config element
+ * @param desc a description for this item (used by xbt_cfg_help())
+ * @param type the type of the config element
+ * @param min the minimum number of values for this config element
+ * @param max the maximum number of values for this config element
+ * @param cb_set callback function called when a value is set
+ * @param cb_rm callback function called when a value is removed
*/
void
xbt_cfg_register(xbt_cfg_t * cfg,
const char *name, const char *desc,
- e_xbt_cfgelm_type_t type, void *default_value, int min,
+ e_xbt_cfgelm_type_t type, int min,
int max, xbt_cfg_cb_t cb_set, xbt_cfg_cb_t cb_rm)
{
xbt_cfgelm_t res;
switch (type) {
case xbt_cfgelm_int:
res->content = xbt_dynar_new(sizeof(int), NULL);
- if (default_value)
- xbt_dynar_push(res->content, default_value);
break;
case xbt_cfgelm_double:
res->content = xbt_dynar_new(sizeof(double), NULL);
- if (default_value)
- xbt_dynar_push(res->content, default_value);
break;
case xbt_cfgelm_string:
res->content = xbt_dynar_new(sizeof(char *), xbt_free_ref);
- if (default_value)
- xbt_dynar_push(res->content, default_value);
+ break;
+
+ case xbt_cfgelm_boolean:
+ res->content = xbt_dynar_new(sizeof(int), NULL);
break;
case xbt_cfgelm_peer:
res->content = xbt_dynar_new(sizeof(xbt_peer_t), xbt_peer_free_voidp);
- if (default_value)
- xbt_dynar_push(res->content, default_value);
break;
default:
- XBT_ERROR("%d is an invalide type code", (int)type);
+ XBT_ERROR("%d is an invalid type code", (int)type);
}
xbt_dict_set((xbt_dict_t) * cfg, name, res, NULL);
/** @brief Unregister an element from a config set.
*
- * @arg cfg the config set
- * @arg name the name of the elem to be freed
+ * @param cfg the config set
+ * @param name the name of the element to be freed
*
* Note that it removes both the description and the actual content.
* Throws not_found when no such element exists.
/**
* @brief Parse a string and register the stuff described.
*
- * @arg cfg the config set
- * @arg entry a string describing the element to register
+ * @param cfg the config set
+ * @param entry a string describing the element to register
*
* The string may consist in several variable descriptions separated by a space.
* Each of them must use the following syntax: \<name\>:\<min nb\>_to_\<max nb\>_\<type\>
"Invalid type in config element descriptor: %s%s", entry,
"; Should be one of 'string', 'int', 'peer' or 'double'.");
- xbt_cfg_register(cfg, entrycpy, NULL, type, NULL, min, max, NULL, NULL);
+ xbt_cfg_register(cfg, entrycpy, NULL, type, min, max, NULL, NULL);
free(entrycpy); /* strdup'ed by dict mechanism, but cannot be const */
}
printf(" %s: %s\n", name, variable->desc);
printf(" Type: %s; ", xbt_cfgelm_type_name[variable->type]);
if (variable->min != 1 || variable->max != 1) {
- if (variable->min == 0 && variable->max == 0)
- printf("Arity: no bound; ");
+ printf("Arity: min:%d to max:", variable->min);
+ if (variable->max == 0)
+ printf("(no bound); ");
else
- printf("Arity: min:%d to max:%d; ", variable->min, variable->max);
+ printf("%d; ", variable->max);
}
- printf("Current value: ");
size = xbt_dynar_length(variable->content);
-
- switch (variable->type) {
- int ival;
- char *sval;
- double dval;
- xbt_peer_t hval;
-
- case xbt_cfgelm_int:
- for (i = 0; i < size; i++) {
- ival = xbt_dynar_get_as(variable->content, i, int);
- printf("%s%d\n", (i == 0 ? "" : " "), ival);
+ printf("Current value%s: ", (size <= 1 ? "" : "s"));
+
+ if (size != 1)
+ printf(size == 0 ? "n/a\n" : "{ ");
+ for (i = 0; i < size; i++) {
+ const char *sep = (size == 1 ? "\n" : (i < size - 1 ? ", " : " }\n"));
+
+ switch (variable->type) {
+ case xbt_cfgelm_int:
+ printf("%d%s", xbt_dynar_get_as(variable->content, i, int), sep);
+ break;
+
+ case xbt_cfgelm_double:
+ printf("%f%s", xbt_dynar_get_as(variable->content, i, double), sep);
+ break;
+
+ case xbt_cfgelm_string:
+ printf("'%s'%s", xbt_dynar_get_as(variable->content, i, char *), sep);
+ break;
+
+ case xbt_cfgelm_boolean: {
+ int b = xbt_dynar_get_as(variable->content, i, int);
+ const char *bs = b ? xbt_cfgelm_boolean_values[0].true_val
+ : xbt_cfgelm_boolean_values[0].false_val;
+ if (b == 0 || b == 1)
+ printf("'%s'%s", bs, sep);
+ else
+ printf("'%s/%d'%s", bs, b, sep);
+ break;
}
- break;
- case xbt_cfgelm_double:
- for (i = 0; i < size; i++) {
- dval = xbt_dynar_get_as(variable->content, i, double);
- printf("%s%f\n", (i == 0 ? "" : " "), dval);
- }
- break;
-
- case xbt_cfgelm_string:
- for (i = 0; i < size; i++) {
- sval = xbt_dynar_get_as(variable->content, i, char *);
- printf("%s'%s'\n", (i == 0 ? "" : " "), sval);
+ case xbt_cfgelm_peer: {
+ xbt_peer_t hval = xbt_dynar_get_as(variable->content, i, xbt_peer_t);
+ printf("%s:%d%s", hval->name, hval->port, sep);
+ break;
}
- break;
- case xbt_cfgelm_peer:
- for (i = 0; i < size; i++) {
- hval = xbt_dynar_get_as(variable->content, i, xbt_peer_t);
- printf("%s%s:%d\n", (i == 0 ? "" : " "), hval->name,
- hval->port);
+ default:
+ printf("Invalid type!!%s", sep);
}
- break;
-
- default:
- printf("Invalid type!!\n");
}
-
}
xbt_dynar_free(&names);
size);
}
+ if (variable->isdefault && size > variable->min) {
+ xbt_dict_cursor_free(&cursor);
+ THROWF(mismatch_error, 0,
+ "Config elem %s theoretically accepts %d %s, but has a default of %d values.",
+ name, variable->min, xbt_cfgelm_type_name[variable->type], size);
+ }
+
if (variable->max > 0 && variable->max < size) {
xbt_dict_cursor_free(&cursor);
THROWF(mismatch_error, 0,
/** @brief Get the type of this variable in that configuration set
*
- * \arg cfg the config set
- * \arg name the name of the element
- * \arg type the result
+ * @param cfg the config set
+ * @param name the name of the element
*
+ * @return the type of the given element
*/
e_xbt_cfgelm_type_t xbt_cfg_get_type(xbt_cfg_t cfg, const char *name)
"Can't get the type of '%s' since this variable does not exist",
name);
- XBT_INFO("type in variable = %d", (int)variable->type);
+ XBT_DEBUG("type in variable = %d", (int)variable->type);
return variable->type;
}
/*----[ Setting ]---------------------------------------------------------*/
/** @brief va_args version of xbt_cfg_set
*
- * \arg cfg config set to fill
- * \arg n variable name
- * \arg pa variable value
+ * @param cfg config set to fill
+ * @param name variable name
+ * @param pa variable value
*
* Add some values to the config set.
*/
xbt_cfg_set_double(cfg, name, d);
break;
+ case xbt_cfgelm_boolean:
+ str = va_arg(pa, char *);
+ xbt_cfg_set_boolean(cfg, name, str);
+ break;
+
default:
xbt_die("Config element variable %s not valid (type=%d)", name, (int)type);
}
/** @brief Add a NULL-terminated list of pairs {(char*)key, value} to the set
*
- * \arg cfg config set to fill
- * \arg name variable name
- * \arg varargs variable value
+ * @param cfg config set to fill
+ * @param name variable name
+ * @param ... variable value
*
*/
void xbt_cfg_set(xbt_cfg_t cfg, const char *name, ...)
/** @brief Add values parsed from a string into a config set
*
- * \arg cfg config set to fill
- * \arg options a string containing the content to add to the config set. This
+ * @param cfg config set to fill
+ * @param options a string containing the content to add to the config set. This
* is a '\\t',' ' or '\\n' or ',' separated list of variables. Each individual variable is
* like "[name]:[value]" where [name] is the name of an already registred
* variable, and [value] conforms to the data type under which this variable was
val = strchr(name, ':');
if (!val) {
- free(optionlist_cpy);
- xbt_die("Option '%s' badly formated. Should be of the form 'name:value'",
+ /* don't free(optionlist_cpy) here, 'name' points inside it */
+ xbt_die("Option '%s' badly formatted. Should be of the form 'name:value'",
name);
}
*(val++) = '\0';
- if (strncmp(name, "contexts/", strlen("contexts/")))
+ if (strncmp(name, "contexts/", strlen("contexts/")) && strncmp(name, "path", strlen("path")))
XBT_INFO("Configuration change: Set '%s' to '%s'", name, val);
TRY {
/** @brief Set the value of a variable, using the string representation of that value
*
- * @arg cfg config set to modify
- * @arg key name of the variable to modify
- * @arg value string representation of the value to set
+ * @param cfg config set to modify
+ * @param key name of the variable to modify
+ * @param value string representation of the value to set
*
* @return the first char after the parsed value in val
*/
case xbt_cfgelm_int:
i = strtol(value, &ret, 0);
- if (value == NULL) {
+ if (ret == value) {
xbt_die("Value of option %s not valid. Should be an integer", key);
}
case xbt_cfgelm_double:
d = strtod(value, &ret);
- if (value == NULL) {
+ if (ret == value) {
xbt_die("Value of option %s not valid. Should be a double", key);
}
xbt_cfg_set_double(cfg, key, d); /* throws */
break;
+ case xbt_cfgelm_boolean:
+ xbt_cfg_set_boolean(cfg, key, value); /* throws */
+ ret = (char *)value + strlen(value);
+ break;
+
case xbt_cfgelm_peer:
val = xbt_strdup(value);
str = val;
*(val++) = '\0';
i = strtol(val, &ret, 0);
- if (val == NULL) {
+ if (ret == val) {
xbt_die("Value of option %s not valid. Should be an peer (machine:port)", key);
}
}
else
XBT_DEBUG
- ("Do not override configuration variable '%s' with value '%lf' because it was already set.",
+ ("Do not override configuration variable '%s' with value '%f' because it was already set.",
name, val);
}
name, val);
}
+
+/** @brief Set an boolean value to \a name within \a cfg if it wasn't changed yet
+ *
+ * This is useful to change the default value of a variable while allowing
+ * users to override it with command line arguments
+ */
+void xbt_cfg_setdefault_boolean(xbt_cfg_t cfg, const char *name, const char *val)
+{
+ xbt_cfgelm_t variable = xbt_cfgelm_get(cfg, name, xbt_cfgelm_boolean);
+
+ if (variable->isdefault){
+ xbt_cfg_set_boolean(cfg, name, val);
+ variable->isdefault = 1;
+ }
+ else
+ XBT_DEBUG
+ ("Do not override configuration variable '%s' with value '%s' because it was already set.",
+ name, val);
+}
+
/** @brief Set a peer value to \a name within \a cfg if it wasn't changed yet
*
* This is useful to change the default value of a variable while allowing
/** @brief Set or add an integer value to \a name within \a cfg
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg val the value of the variable
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param val the value of the variable
*/
void xbt_cfg_set_int(xbt_cfg_t cfg, const char *name, int val)
{
/** @brief Set or add a double value to \a name within \a cfg
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg val the doule to set
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param val the doule to set
*/
void xbt_cfg_set_double(xbt_cfg_t cfg, const char *name, double val)
/** @brief Set or add a string value to \a name within \a cfg
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg val the value to be added
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param val the value to be added
*
*/
variable->isdefault = 0;
}
+/** @brief Set or add a boolean value to \a name within \a cfg
+ *
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param val the value of the variable
+ */
+void xbt_cfg_set_boolean(xbt_cfg_t cfg, const char *name, const char *val)
+{
+ xbt_cfgelm_t variable;
+ int i, bval;
+
+ XBT_VERB("Configuration setting: %s=%s", name, val);
+ variable = xbt_cfgelm_get(cfg, name, xbt_cfgelm_boolean);
+
+ for (i = 0; xbt_cfgelm_boolean_values[i].true_val != NULL; i++) {
+ if (strcmp(val, xbt_cfgelm_boolean_values[i].true_val) == 0){
+ bval = 1;
+ break;
+ }
+ if (strcmp(val, xbt_cfgelm_boolean_values[i].false_val) == 0){
+ bval = 0;
+ break;
+ }
+ }
+ if (xbt_cfgelm_boolean_values[i].true_val == NULL) {
+ xbt_die("Value of option '%s' not valid. Should be a boolean (yes,no,on,off,true,false,0,1)", val);
+ }
+
+ if (variable->max == 1) {
+ if (variable->cb_rm && !xbt_dynar_is_empty(variable->content))
+ variable->cb_rm(name, 0);
+
+ xbt_dynar_set(variable->content, 0, &bval);
+ } else {
+ if (variable->max
+ && xbt_dynar_length(variable->content) ==
+ (unsigned long) variable->max)
+ THROWF(mismatch_error, 0,
+ "Cannot add value %s to the config element %s since it's already full (size=%d)",
+ val, name, variable->max);
+
+ xbt_dynar_push(variable->content, &bval);
+ }
+
+ if (variable->cb_set)
+ variable->cb_set(name, xbt_dynar_length(variable->content) - 1);
+ variable->isdefault = 0;
+}
+
/** @brief Set or add an peer value to \a name within \a cfg
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg peer the peer
- * \arg port the port number
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param peer the peer
+ * @param port the port number
*
* \e peer values are composed of a string (peername) and an integer (port)
*/
/** @brief Remove the provided \e val integer value from a variable
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg val the value to be removed
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param val the value to be removed
*/
void xbt_cfg_rm_int(xbt_cfg_t cfg, const char *name, int val)
{
/** @brief Remove the provided \e val double value from a variable
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg val the value to be removed
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param val the value to be removed
*/
void xbt_cfg_rm_double(xbt_cfg_t cfg, const char *name, double val)
/** @brief Remove the provided \e val string value from a variable
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg val the value of the string which will be removed
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param val the value of the string which will be removed
*/
void xbt_cfg_rm_string(xbt_cfg_t cfg, const char *name, const char *val)
{
val, name);
}
+/** @brief Remove the provided \e val boolean value from a variable
+ *
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param val the value to be removed
+ */
+void xbt_cfg_rm_boolean(xbt_cfg_t cfg, const char *name, int val)
+{
+
+ xbt_cfgelm_t variable;
+ unsigned int cpt;
+ int seen;
+
+ variable = xbt_cfgelm_get(cfg, name, xbt_cfgelm_boolean);
+
+ if (xbt_dynar_length(variable->content) == variable->min)
+ THROWF(mismatch_error, 0,
+ "Cannot remove value %d from the config element %s since it's already at its minimal size (=%d)",
+ val, name, variable->min);
+
+ xbt_dynar_foreach(variable->content, cpt, seen) {
+ if (seen == val) {
+ if (variable->cb_rm)
+ variable->cb_rm(name, cpt);
+ xbt_dynar_cursor_rm(variable->content, &cpt);
+ return;
+ }
+ }
+
+ THROWF(not_found_error, 0,
+ "Can't remove the value %d of config element %s: value not found.",
+ val, name);
+}
+
/** @brief Remove the provided \e val peer value from a variable
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg peer the peername
- * \arg port the port number
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param peer the peername
+ * @param port the port number
*/
void
/** @brief Remove all the values from a variable
*
- * \arg cfg the config set
- * \arg name the name of the variable
+ * @param cfg the config set
+ * @param name the name of the variable
*/
void xbt_cfg_empty(xbt_cfg_t cfg, const char *name)
/** @brief Retrieve an integer value of a variable (get a warning if not uniq)
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg val the wanted value
+ * @param cfg the config set
+ * @param name the name of the variable
*
* Returns the first value from the config set under the given name.
* If there is more than one value, it will issue a warning. Consider using
/** @brief Retrieve a double value of a variable (get a warning if not uniq)
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg val the wanted value
+ * @param cfg the config set
+ * @param name the name of the variable
*
* Returns the first value from the config set under the given name.
* If there is more than one value, it will issue a warning. Consider using
/** @brief Retrieve a string value of a variable (get a warning if not uniq)
*
- * \arg th the config set
- * \arg name the name of the variable
- * \arg val the wanted value
+ * @param cfg the config set
+ * @param name the name of the variable
*
* Returns the first value from the config set under the given name.
* If there is more than one value, it will issue a warning. Consider using
return xbt_dynar_get_as(variable->content, 0, char *);
}
+/** @brief Retrieve a boolean value of a variable (get a warning if not uniq)
+ *
+ * @param cfg the config set
+ * @param name the name of the variable
+ *
+ * Returns the first value from the config set under the given name.
+ * If there is more than one value, it will issue a warning. Consider using
+ * xbt_cfg_get_dynar() instead.
+ *
+ * \warning the returned value is the actual content of the config set
+ */
+int xbt_cfg_get_boolean(xbt_cfg_t cfg, const char *name)
+{
+ xbt_cfgelm_t variable = xbt_cfgelm_get(cfg, name, xbt_cfgelm_boolean);
+
+ if (xbt_dynar_length(variable->content) > 1) {
+ XBT_WARN
+ ("You asked for the first value of the config element '%s', but there is %lu values",
+ name, xbt_dynar_length(variable->content));
+ }
+
+ return xbt_dynar_get_as(variable->content, 0, int);
+}
+
/** @brief Retrieve an peer value of a variable (get a warning if not uniq)
*
- * \arg cfg the config set
- * \arg name the name of the variable
- * \arg peer the peer
- * \arg port the port number
+ * @param cfg the config set
+ * @param name the name of the variable
+ * @param peer the peer
+ * @param port the port number
*
* Returns the first value from the config set under the given name.
* If there is more than one value, it will issue a warning. Consider using
/** @brief Retrieve the dynar of all the values stored in a variable
*
- * \arg cfg where to search in
- * \arg name what to search for
- * \arg dynar result
+ * @param cfg where to search in
+ * @param name what to search for
*
* Get the data stored in the config set.
*
return xbt_dynar_get_as(variable->content, pos, char *);
}
+/** @brief Retrieve one of the boolean value of a variable */
+int xbt_cfg_get_boolean_at(xbt_cfg_t cfg, const char *name, int pos)
+{
+
+ xbt_cfgelm_t variable = xbt_cfgelm_get(cfg, name, xbt_cfgelm_boolean);
+ return xbt_dynar_get_as(variable->content, pos, int);
+}
+
/** @brief Retrieve one of the peer value of a variable */
void
xbt_cfg_get_peer_at(xbt_cfg_t cfg, const char *name, int pos,