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-rw-r--r--locale/programs/locale.c253
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)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 19:59:20 +0000