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conf: make important symbols global

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In order to make the conf subsystem more open we need to make all
important symbols visible so others can include them.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
This commit is contained in:
David Herrmann 2012-08-11 21:37:32 +02:00
parent c52df82033
commit 09e2c17336
2 changed files with 70 additions and 59 deletions
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71
src/conf.c
View File

@ -42,37 +42,9 @@
#define LOG_SUBSYSTEM "config"
struct conf_type;
struct conf_option;
struct conf_obj conf_global;
static char *def_argv[] = { NULL, "-i", NULL };
/* config option flags */
#define CONF_DONE 0x0001
#define CONF_LOCKED 0x0002
/* config type flags */
#define CONF_HAS_ARG 0x0001
struct conf_type {
unsigned int flags;
int (*parse) (struct conf_option *opt, bool on, const char *arg);
void (*free) (struct conf_option *opt);
void (*set_default) (struct conf_option *opt);
};
struct conf_option {
unsigned int flags;
char short_name;
const char *long_name;
const struct conf_type *type;
int (*aftercheck) (struct conf_option *opt, int argc,
char **argv, int idx);
void *mem;
void *def;
};
static void print_help()
{
/*
@ -136,24 +108,24 @@ static void print_help()
*/
}
static void free_value(struct conf_option *opt)
void conf_free_value(struct conf_option *opt)
{
if (*(void**)opt->mem != opt->def)
free(*(void**)opt->mem);
}
static int parse_bool(struct conf_option *opt, bool on, const char *arg)
int conf_parse_bool(struct conf_option *opt, bool on, const char *arg)
{
*(bool*)opt->mem = on;
return 0;
}
static void default_bool(struct conf_option *opt)
void conf_default_bool(struct conf_option *opt)
{
*(bool*)opt->mem = (bool)opt->def;
}
static int parse_string(struct conf_option *opt, bool on, const char *arg)
int conf_parse_string(struct conf_option *opt, bool on, const char *arg)
{
char *val = strdup(arg);
if (!val)
@ -164,44 +136,25 @@ static int parse_string(struct conf_option *opt, bool on, const char *arg)
return 0;
}
static void default_string(struct conf_option *opt)
void conf_default_string(struct conf_option *opt)
{
*(void**)opt->mem = opt->def;
}
static const struct conf_type conf_bool = {
const struct conf_type conf_bool = {
.flags = 0,
.parse = parse_bool,
.parse = conf_parse_bool,
.free = NULL,
.set_default = default_bool,
.set_default = conf_default_bool,
};
static const struct conf_type conf_string = {
const struct conf_type conf_string = {
.flags = CONF_HAS_ARG,
.parse = parse_string,
.free = free_value,
.set_default = default_string,
.parse = conf_parse_string,
.free = conf_free_value,
.set_default = conf_default_string,
};
#define CONF_OPTION(_flags, _short, _long, _type, _aftercheck, _mem, _def) \
{ _flags, _short, "no-" _long, _type, _aftercheck, _mem, _def }
#define CONF_OPTION_BOOL(_short, _long, _aftercheck, _mem, _def) \
CONF_OPTION(0, \
_short, \
_long, \
&conf_bool, \
_aftercheck, \
_mem, \
_def)
#define CONF_OPTION_STRING(_short, _long, _aftercheck, _mem, _def) \
CONF_OPTION(0, \
_short, \
_long, \
&conf_string, \
_aftercheck, \
_mem, \
_def)
static int aftercheck_debug(struct conf_option *opt, int argc, char **argv,
int idx)
{

58
src/conf.h
View File

@ -80,6 +80,64 @@ struct conf_obj {
extern struct conf_obj conf_global;
/* configuration parser */
struct conf_type;
struct conf_option;
/* config option flags */
#define CONF_DONE 0x0001
#define CONF_LOCKED 0x0002
/* config type flags */
#define CONF_HAS_ARG 0x0001
struct conf_type {
unsigned int flags;
int (*parse) (struct conf_option *opt, bool on, const char *arg);
void (*free) (struct conf_option *opt);
void (*set_default) (struct conf_option *opt);
};
struct conf_option {
unsigned int flags;
char short_name;
const char *long_name;
const struct conf_type *type;
int (*aftercheck) (struct conf_option *opt, int argc,
char **argv, int idx);
void *mem;
void *def;
};
#define CONF_OPTION(_flags, _short, _long, _type, _aftercheck, _mem, _def) \
{ _flags, _short, "no-" _long, _type, _aftercheck, _mem, _def }
#define CONF_OPTION_BOOL(_short, _long, _aftercheck, _mem, _def) \
CONF_OPTION(0, \
_short, \
_long, \
&conf_bool, \
_aftercheck, \
_mem, \
_def)
#define CONF_OPTION_STRING(_short, _long, _aftercheck, _mem, _def) \
CONF_OPTION(0, \
_short, \
_long, \
&conf_string, \
_aftercheck, \
_mem, \
_def)
void conf_free_value(struct conf_option *opt);
int conf_parse_bool(struct conf_option *opt, bool on, const char *arg);
void conf_default_bool(struct conf_option *opt);
int conf_parse_string(struct conf_option *opt, bool on, const char *arg);
void conf_default_string(struct conf_option *opt);
extern const struct conf_type conf_bool;
extern const struct conf_type conf_string;
void conf_free(void);
int conf_parse_argv(int argc, char **argv);
int conf_parse_file(const char *path);