LCOM1920-T02G10

/*        configfile.h - Generic configuration file format.

 *                                                        Author: Kees J. Bot

 *                                                                5 Jun 1999

 */

#ifndef _CONFIGFILE_H

#define _CONFIGFILE_H

/* Data can only be modified inside the library. */

#ifndef _c

#define _c        const

#endif

typedef _c struct config {        /* Contents of a generic configuration file. */

_c        struct config        *next;                /* Next configuration file thing. */

_c        struct config        *list;                /* For a { sublist }. */

        const char        *file;                /* File and line where this is found. */

        unsigned        line;

        int                flags;                /* Special flags. */

        char                word[1];        /* Payload. */

} config_t;

#define CFG_CLONG        0x0001                /* strtol(word, &end, 0) is valid. */

#define CFG_OLONG        0x0002                /* strtol(word, &end, 010). */

#define CFG_DLONG        0x0004                /* strtol(word, &end, 10). */

#define CFG_XLONG        0x0008                /* strtol(word, &end, 0x10). */

#define CFG_CULONG        0x0010                /* strtoul(word, &end, 0). */

#define CFG_OULONG        0x0020                /* strtoul(word, &end, 010). */

#define CFG_DULONG        0x0040                /* strtoul(word, &end, 10). */

#define CFG_XULONG        0x0080                /* strtoul(word, &end, 0x10). */

#define CFG_STRING        0x0100                /* The word is enclosed in quotes. */

#define CFG_SUBLIST        0x0200                /* This is a sublist, so no word. */

#define CFG_ESCAPED        0x0400                /* Escapes are still marked with \. */

config_t *config_read(const char *_file, int flags, config_t *_cfg);

void config_delete(config_t *_cfg);

int config_renewed(config_t *_cfg);

size_t config_length(config_t *_cfg);

#define config_issub(cfg)        (!!((cfg)->flags & CFG_SUBLIST))

#define config_isatom(cfg)        (!config_issub(cfg))

#define config_isstring(cfg)        (!!((cfg)->flags & CFG_STRING))

#undef _c

#endif /* _CONFIGFILE_H */