diff options
| -rw-r--r-- | locale/programs/locale.c | 253 |
1 files changed, 192 insertions, 61 deletions
diff --git a/locale/programs/locale.c b/locale/programs/locale.c index 418698a20e..1a9673984d 100644 --- a/locale/programs/locale.c +++ b/locale/programs/locale.c @@ -43,10 +43,12 @@ #include "localeinfo.h" #include "charmap-dir.h" +#include "../locarchive.h" extern void *xmalloc (size_t __n); extern char *xstrdup (const char *__str); +#define ARCHIVE_NAME LOCALEDIR "/locale-archive" /* If set print the name of the category. */ static int show_category_name; @@ -168,7 +170,11 @@ extern void locale_special (const char *name, int show_category_name, int show_keyword_name); /* Prototypes for local functions. */ +static void print_LC_IDENTIFICATION (void *mapped, size_t size); +static void print_LC_CTYPE (void *mapped, size_t size); static void write_locales (void); +static int nameentcmp (const void *a, const void *b); +static int write_archive_locales (void **all_datap, char *linebuf); static void write_charmaps (void); static void show_locale_vars (void); static void show_info (const char *name); @@ -327,6 +333,74 @@ select_dirs (const struct dirent *dirent) } +static void +print_LC_IDENTIFICATION (void *mapped, size_t size) +{ + /* Read the information from the file. */ + struct + { + unsigned int magic; + unsigned int nstrings; + unsigned int strindex[0]; + } *filedata = mapped; + + if (filedata->magic == LIMAGIC (LC_IDENTIFICATION) + && (sizeof *filedata + + (filedata->nstrings + * sizeof (unsigned int)) + <= size)) + { + const char *str; + +#define HANDLE(idx, name) \ + str = ((char *) mapped \ + + filedata->strindex[_NL_ITEM_INDEX (_NL_IDENTIFICATION_##idx)]); \ + if (*str != '\0') \ + printf ("%9s | %s\n", name, str) + HANDLE (TITLE, "title"); + HANDLE (SOURCE, "source"); + HANDLE (ADDRESS, "address"); + HANDLE (CONTACT, "contact"); + HANDLE (EMAIL, "email"); + HANDLE (TEL, "telephone"); + HANDLE (FAX, "fax"); + HANDLE (LANGUAGE, "language"); + HANDLE (TERRITORY, "territory"); + HANDLE (AUDIENCE, "audience"); + HANDLE (APPLICATION, "application"); + HANDLE (ABBREVIATION, "abbreviation"); + HANDLE (REVISION, "revision"); + HANDLE (DATE, "date"); + } +} + + +static void +print_LC_CTYPE (void *mapped, size_t size) +{ + struct + { + unsigned int magic; + unsigned int nstrings; + unsigned int strindex[0]; + } *filedata = mapped; + + if (filedata->magic == LIMAGIC (LC_CTYPE) + && (sizeof *filedata + + (filedata->nstrings + * sizeof (unsigned int)) + <= size)) + { + const char *str; + + str = ((char *) mapped + + filedata->strindex[_NL_ITEM_INDEX (_NL_CTYPE_CODESET_NAME)]); + if (*str != '\0') + printf (" codeset | %s\n", str); + } +} + + /* Write the names of all available locales to stdout. We have some sources of the information: the contents of the locale directory and the locale.alias file. To avoid duplicates and print the @@ -358,6 +432,10 @@ write_locales (void) memset (linebuf, '-', sizeof (linebuf) - 1); linebuf[sizeof (linebuf) - 1] = '\0'; + /* First scan the locale archive. */ + if (write_archive_locales (&all_data, linebuf)) + first_locale = 0; + /* Now we can look for all files in the directory. */ ndirents = scandir (LOCALEDIR, &dirents, select_dirs, alphasort); for (cnt = 0; cnt < ndirents; ++cnt) @@ -375,7 +453,7 @@ write_locales (void) if (stat64 (buf, &st) == 0 && S_ISREG (st.st_mode)) { - if (verbose) + if (verbose && GET (dirents[cnt]->d_name) == NULL) { /* Provide some nice output of all kinds of information. */ @@ -396,42 +474,7 @@ write_locales (void) MAP_SHARED, fd, 0); if (mapped != MAP_FAILED) { - /* Read the information from the file. */ - struct - { - unsigned int magic; - unsigned int nstrings; - unsigned int strindex[0]; - } *filedata = mapped; - - if (filedata->magic == LIMAGIC (LC_IDENTIFICATION) - && (sizeof *filedata - + (filedata->nstrings - * sizeof (unsigned int)) - <= (size_t) st.st_size)) - { - const char *str; - -#define HANDLE(idx, name) \ - str = ((char *) mapped \ - + filedata->strindex[_NL_ITEM_INDEX (_NL_IDENTIFICATION_##idx)]); \ - if (*str != '\0') \ - printf ("%9s | %s\n", name, str) - HANDLE (TITLE, "title"); - HANDLE (SOURCE, "source"); - HANDLE (ADDRESS, "address"); - HANDLE (CONTACT, "contact"); - HANDLE (EMAIL, "email"); - HANDLE (TEL, "telephone"); - HANDLE (FAX, "fax"); - HANDLE (LANGUAGE, "language"); - HANDLE (TERRITORY, "territory"); - HANDLE (AUDIENCE, "audience"); - HANDLE (APPLICATION, "application"); - HANDLE (ABBREVIATION, "abbreviation"); - HANDLE (REVISION, "revision"); - HANDLE (DATE, "date"); - } + print_LC_IDENTIFICATION (mapped, st.st_size); munmap (mapped, st.st_size); } @@ -446,26 +489,7 @@ write_locales (void) MAP_SHARED, fd, 0)) != MAP_FAILED)) { - struct - { - unsigned int magic; - unsigned int nstrings; - unsigned int strindex[0]; - } *filedata = mapped; - - if (filedata->magic == LIMAGIC (LC_CTYPE) - && (sizeof *filedata - + (filedata->nstrings - * sizeof (unsigned int)) - <= (size_t) st.st_size)) - { - const char *str; - - str = ((char *) mapped - + filedata->strindex[_NL_ITEM_INDEX (_NL_CTYPE_CODESET_NAME)]); - if (*str != '\0') - printf (" codeset | %s\n", str); - } + print_LC_CTYPE (mapped, st.st_size); munmap (mapped, st.st_size); } @@ -474,10 +498,10 @@ write_locales (void) close (fd); } } - else - /* If the verbose format is not selected we simply - collect the names. */ - PUT (xstrdup (dirents[cnt]->d_name)); + + /* If the verbose format is not selected we simply + collect the names. */ + PUT (xstrdup (dirents[cnt]->d_name)); } } if (ndirents > 0) @@ -584,6 +608,113 @@ write_locales (void) } +struct nameent +{ + char *name; + uint32_t locrec_offset; +}; + + +static int +nameentcmp (const void *a, const void *b) +{ + return strcoll (((const struct nameent *) a)->name, + ((const struct nameent *) b)->name); +} + + +static int +write_archive_locales (void **all_datap, char *linebuf) +{ + struct stat64 st; + void *all_data = *all_datap; + size_t len = 0; + struct locarhead *head; + struct namehashent *namehashtab; + char *addr = MAP_FAILED; + int fd, ret = 0; + uint32_t cnt; + + fd = open64 (ARCHIVE_NAME, O_RDONLY); + if (fd < 0) + return 0; + + if (fstat64 (fd, &st) < 0 || st.st_size < sizeof (*head)) + goto error_out; + + len = st.st_size; + addr = mmap64 (NULL, len, PROT_READ, MAP_SHARED, fd, 0); + if (addr == MAP_FAILED) + goto error_out; + + head = (struct locarhead *) addr; + if (head->namehash_offset + head->namehash_size > len + || head->string_offset + head->string_size > len + || head->locrectab_offset + head->locrectab_size > len + || head->sumhash_offset + head->sumhash_size > len) + goto error_out; + + namehashtab = (struct namehashent *) (addr + head->namehash_offset); + if (! verbose) + { + for (cnt = 0; cnt < head->namehash_size; ++cnt) + if (namehashtab[cnt].locrec_offset != 0) + { + PUT (xstrdup (addr + namehashtab[cnt].name_offset)); + ++ret; + } + } + else + { + struct nameent *names; + uint32_t used; + + names = (struct nameent *) xmalloc (head->namehash_used + * sizeof (struct nameent)); + for (cnt = used = 0; cnt < head->namehash_size; ++cnt) + if (namehashtab[cnt].locrec_offset != 0) + { + names[used].name = addr + namehashtab[cnt].name_offset; + names[used++].locrec_offset = namehashtab[cnt].locrec_offset; + } + + /* Sort the names. */ + qsort (names, used, sizeof (struct nameent), nameentcmp); + + for (cnt = 0; cnt < used; ++cnt) + { + struct locrecent *locrec; + + PUT (xstrdup (names[cnt].name)); + + if (cnt) + putchar_unlocked ('\n'); + + printf ("locale: %-15.15s archive: " ARCHIVE_NAME "\n%s\n", + names[cnt].name, linebuf); + + locrec = (struct locrecent *) (addr + names[cnt].locrec_offset); + + print_LC_IDENTIFICATION (addr + + locrec->record[LC_IDENTIFICATION].offset, + locrec->record[LC_IDENTIFICATION].len); + + print_LC_CTYPE (addr + locrec->record[LC_CTYPE].offset, + locrec->record[LC_CTYPE].len); + } + + ret = used; + } + +error_out: + if (addr != MAP_FAILED) + munmap (addr, len); + close (fd); + *all_datap = all_data; + return ret; +} + + /* Write the names of all available character maps to stdout. */ static void write_charmaps (void) |