diff options
Diffstat (limited to 'locale/localeinfo.h')
| -rw-r--r-- | locale/localeinfo.h | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/locale/localeinfo.h b/locale/localeinfo.h index 018220f..c029f63 100644 --- a/locale/localeinfo.h +++ b/locale/localeinfo.h @@ -22,6 +22,7 @@ #include <stddef.h> #include <langinfo.h> +#include <limits.h> #include <time.h> #include <sys/types.h> @@ -35,12 +36,19 @@ #define ELLIPSIS_CHAR ((wchar_t) 0xfffffffe) #define IGNORE_CHAR ((wchar_t) 0xffffffff) +/* We use a special value for the usage counter in `locale_data' to + signal that this data must never be removed anymore. */ +#define MAX_USAGE_COUNT UINT_MAX + /* Structure describing locale data in core for a category. */ struct locale_data { const char *name; const char *filedata; /* Region mapping the file data. */ off_t filesize; /* Size of the file (and the region). */ + int mmaped; /* If nonzero the data is mmaped. */ + + unsigned int usage_count; /* Counter for users. */ unsigned int nstrings; /* Number of strings below. */ union locale_data_value @@ -90,13 +98,13 @@ struct era_entry /* For each category declare the variable for the current locale data. */ #define DEFINE_CATEGORY(category, category_name, items, a, b, c, d) \ -extern const struct locale_data *_nl_current_##category; +extern struct locale_data *_nl_current_##category; #include "categories.def" #undef DEFINE_CATEGORY extern const char *const _nl_category_names[LC_ALL + 1]; extern const size_t _nl_category_name_sizes[LC_ALL + 1]; -extern const struct locale_data * *const _nl_current[LC_ALL]; +extern struct locale_data * *const _nl_current[LC_ALL]; /* Name of the standard locale. */ extern const char _nl_C_name[]; @@ -111,26 +119,29 @@ extern const char _nl_C_name[]; /* This is used in lc-CATEGORY.c to define _nl_current_CATEGORY. */ #define _NL_CURRENT_DEFINE(category) \ - extern const struct locale_data _nl_C_##category; \ - const struct locale_data *_nl_current_##category = &_nl_C_##category + extern struct locale_data _nl_C_##category; \ + struct locale_data *_nl_current_##category = &_nl_C_##category /* Load the locale data for CATEGORY from the file specified by *NAME. If *NAME is "", use environment variables as specified by POSIX, and fill in *NAME with the actual name used. The directories listed in LOCALE_PATH are searched for the locale files. */ -extern const struct locale_data *_nl_find_locale (const char *locale_path, - size_t locale_path_len, - int category, char **name); +extern struct locale_data *_nl_find_locale (const char *locale_path, + size_t locale_path_len, + int category, const char **name); /* Try to load the file described by FILE. */ extern void _nl_load_locale (struct loaded_l10nfile *file, int category); +/* Free the locale and give back all memory if the usage count is one. */ +extern void _nl_remove_locale (int locale, struct locale_data *data); + /* Return `era' entry which corresponds to TP. Used in strftime. */ -struct era_entry *_nl_get_era_entry (const struct tm *tp); +extern struct era_entry *_nl_get_era_entry (const struct tm *tp); /* Return `alt_digit' which corresponds to NUMBER. Used in strftime. */ -const char *_nl_get_alt_digit (unsigned int number); +extern const char *_nl_get_alt_digit (unsigned int number); /* Global variables for LC_COLLATE category data. */ |