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/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2005-2006, Russell Bryant
*
* Russell Bryant <russell@digium.com>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*!
* \file
*
* \brief public data structures and defaults for menuselect
*
*/
#ifndef MENUSELECT_H
#define MENUSELECT_H
#include "linkedlists.h"
#define OUTPUT_MAKEOPTS_DEFAULT "menuselect.makeopts"
#define OUTPUT_MAKEDEPS_DEFAULT "menuselect.makedeps"
#define MENUSELECT_DEPS "build_tools/menuselect-deps"
struct member;
struct reference {
/*! the name of the dependency */
const char *name;
/*! the display name of the dependency */
const char *displayname;
/*! if this dependency is a member, not an external object */
struct member *member;
/*! if this package was found */
unsigned char met:1;
/*! if this package should be autoselected */
unsigned char autoselect:1;
/*! for linking */
AST_LIST_ENTRY(reference) list;
};
enum failure_types {
NO_FAILURE = 0,
SOFT_FAILURE = 1,
HARD_FAILURE = 2,
};
AST_LIST_HEAD_NOLOCK(reference_list, reference);
struct member {
/*! What will be sent to the makeopts file */
const char *name;
/*! Display name if known */
const char *displayname;
/*! Default setting */
const char *defaultenabled;
/*! Delete these file(s) if this member changes */
const char *remove_on_change;
/*! Touch these file(s) if this member changes */
const char *touch_on_change;
const char *support_level;
const char *replacement;
/*! member_data is just an opaque, member-specific string */
const char *member_data;
/*! This module is currently selected */
unsigned int enabled:1;
/*! This module was enabled when the config was loaded */
unsigned int was_enabled:1;
/*! This module has failed dependencies */
unsigned int depsfailed:2;
/*! This module has failed conflicts */
unsigned int conflictsfailed:2;
/*! This module's 'enabled' flag was changed by a default only */
unsigned int was_defaulted:1;
/*! This module is a dependency, and if it is selected then
we have included it in the MENUSELECT_BUILD_DEPS line
in the output file */
unsigned int build_deps_output:1;
/*! This module should never be enabled automatically, but only
* when explicitly set. */
unsigned int explicitly_enabled_only:1;
/*! This isn't actually a module! It's a separator, and it should
* be passed over for many of the usual purposes associated with members. */
unsigned int is_separator:1;
/*! dependencies of this module */
struct reference_list deps;
/*! conflicts of this module */
struct reference_list conflicts;
/*! optional packages used by this module */
struct reference_list uses;
/*! for making a list of modules */
AST_LIST_ENTRY(member) list;
};
enum support_level_values {
SUPPORT_CORE = 0,
SUPPORT_EXTENDED = 1,
SUPPORT_DEPRECATED = 2,
SUPPORT_UNSPECIFIED = 3,
SUPPORT_EXTERNAL = 4,
SUPPORT_OPTION = 5,
SUPPORT_COUNT = 6, /* Keep this item at the end of the list. Tracks total number of support levels. */
};
AST_LIST_HEAD_NOLOCK(support_level_bucket, member);
struct category {
/*! Workspace for building support levels */
struct support_level_bucket buckets[SUPPORT_COUNT];
/*! the Makefile variable */
const char *name;
/*! the name displayed in the menu */
const char *displayname;
/*! Delete these file(s) if anything in this category changes */
const char *remove_on_change;
/*! Touch these file(s) if anything in this category changes */
const char *touch_on_change;
/*! Output what is selected, as opposed to not selected */
unsigned int positive_output:1;
/*! All choices in this category are mutually exclusive */
unsigned int exclusive:1;
/*! the list of possible values to be set in this variable */
AST_LIST_HEAD_NOLOCK(, member) members;
/*! for linking */
AST_LIST_ENTRY(category) list;
};
extern AST_LIST_HEAD_NOLOCK(categories, category) categories;
extern const char *menu_name;
/*! This is implemented by the frontend */
int run_menu(void);
int count_categories(void);
int count_members(struct category *cat);
/*! \brief Toggle a member of a category at the specified index to enabled/disabled */
void toggle_enabled_index(struct category *cat, int index);
void toggle_enabled(struct member *mem);
/*! \brief Set a member of a category at the specified index to enabled */
void set_enabled(struct category *cat, int index);
/*! \brief Set a member of a category at the specified index to not enabled */
void clear_enabled(struct category *cat, int index);
/*! \brief Enable/Disable all members of a category as long as dependencies have been met and no conflicts are found */
void set_all(struct category *cat, int val);
/*! \brief returns non-zero if the string is not defined, or has zero length */
static inline int strlen_zero(const char *s)
{
return (!s || (*s == '\0'));
}
#if !defined(ast_strdupa) && defined(__GNUC__)
#define ast_strdupa(s) \
(__extension__ \
({ \
const char *__old = (s); \
size_t __len = strlen(__old) + 1; \
char *__new = __builtin_alloca(__len); \
memcpy (__new, __old, __len); \
__new; \
}))
#endif
#endif /* MENUSELECT_H */
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