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diff --git a/REORG.TODO/locale/programs/localedef.c b/REORG.TODO/locale/programs/localedef.c
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+/* Copyright (C) 1995-2017 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1995.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published
+ by the Free Software Foundation; version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, see <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <argp.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <libintl.h>
+#include <locale.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <error.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
+
+#include "localedef.h"
+#include "charmap.h"
+#include "locfile.h"
+
+/* Undefine the following line in the production version. */
+/* #define NDEBUG 1 */
+#include <assert.h>
+
+
+/* List of copied locales. */
+struct copy_def_list_t *copy_list;
+
+/* If this is defined be POSIX conform. */
+int posix_conformance;
+
+/* If not zero give a lot more messages. */
+int verbose;
+
+/* If not zero suppress warnings and information messages. */
+int be_quiet;
+
+/* If not zero force output even if warning were issued. */
+static int force_output;
+
+/* Prefix for output files. */
+const char *output_prefix;
+
+/* Name of the character map file. */
+static const char *charmap_file;
+
+/* Name of the locale definition file. */
+static const char *input_file;
+
+/* Name of the repertoire map file. */
+const char *repertoire_global;
+
+/* Name of the locale.alias file. */
+const char *alias_file;
+
+/* List of all locales. */
+static struct localedef_t *locales;
+
+/* If true don't add locale data to archive. */
+bool no_archive;
+
+/* If true add named locales to archive. */
+static bool add_to_archive;
+
+/* If true delete named locales from archive. */
+static bool delete_from_archive;
+
+/* If true replace archive content when adding. */
+static bool replace_archive;
+
+/* If true list archive content. */
+static bool list_archive;
+
+/* Maximum number of retries when opening the locale archive. */
+int max_locarchive_open_retry = 10;
+
+
+/* Name and version of program. */
+static void print_version (FILE *stream, struct argp_state *state);
+void (*argp_program_version_hook) (FILE *, struct argp_state *) = print_version;
+
+#define OPT_POSIX 301
+#define OPT_QUIET 302
+#define OPT_PREFIX 304
+#define OPT_NO_ARCHIVE 305
+#define OPT_ADD_TO_ARCHIVE 306
+#define OPT_REPLACE 307
+#define OPT_DELETE_FROM_ARCHIVE 308
+#define OPT_LIST_ARCHIVE 309
+#define OPT_LITTLE_ENDIAN 400
+#define OPT_BIG_ENDIAN 401
+
+/* Definitions of arguments for argp functions. */
+static const struct argp_option options[] =
+{
+ { NULL, 0, NULL, 0, N_("Input Files:") },
+ { "charmap", 'f', N_("FILE"), 0,
+ N_("Symbolic character names defined in FILE") },
+ { "inputfile", 'i', N_("FILE"), 0,
+ N_("Source definitions are found in FILE") },
+ { "repertoire-map", 'u', N_("FILE"), 0,
+ N_("FILE contains mapping from symbolic names to UCS4 values") },
+
+ { NULL, 0, NULL, 0, N_("Output control:") },
+ { "force", 'c', NULL, 0,
+ N_("Create output even if warning messages were issued") },
+ { "prefix", OPT_PREFIX, N_("PATH"), 0, N_("Optional output file prefix") },
+ { "posix", OPT_POSIX, NULL, 0, N_("Strictly conform to POSIX") },
+ { "quiet", OPT_QUIET, NULL, 0,
+ N_("Suppress warnings and information messages") },
+ { "verbose", 'v', NULL, 0, N_("Print more messages") },
+ { NULL, 0, NULL, 0, N_("Archive control:") },
+ { "no-archive", OPT_NO_ARCHIVE, NULL, 0,
+ N_("Don't add new data to archive") },
+ { "add-to-archive", OPT_ADD_TO_ARCHIVE, NULL, 0,
+ N_("Add locales named by parameters to archive") },
+ { "replace", OPT_REPLACE, NULL, 0, N_("Replace existing archive content") },
+ { "delete-from-archive", OPT_DELETE_FROM_ARCHIVE, NULL, 0,
+ N_("Remove locales named by parameters from archive") },
+ { "list-archive", OPT_LIST_ARCHIVE, NULL, 0, N_("List content of archive") },
+ { "alias-file", 'A', N_("FILE"), 0,
+ N_("locale.alias file to consult when making archive")},
+ { "little-endian", OPT_LITTLE_ENDIAN, NULL, 0,
+ N_("Generate little-endian output") },
+ { "big-endian", OPT_BIG_ENDIAN, NULL, 0,
+ N_("Generate big-endian output") },
+ { NULL, 0, NULL, 0, NULL }
+};
+
+/* Short description of program. */
+static const char doc[] = N_("Compile locale specification");
+
+/* Strings for arguments in help texts. */
+static const char args_doc[] = N_("\
+NAME\n\
+[--add-to-archive|--delete-from-archive] FILE...\n\
+--list-archive [FILE]");
+
+/* Prototype for option handler. */
+static error_t parse_opt (int key, char *arg, struct argp_state *state);
+
+/* Function to print some extra text in the help message. */
+static char *more_help (int key, const char *text, void *input);
+
+/* Data structure to communicate with argp functions. */
+static struct argp argp =
+{
+ options, parse_opt, args_doc, doc, NULL, more_help
+};
+
+
+/* Prototypes for local functions. */
+static void error_print (void);
+static const char *construct_output_path (char *path);
+static const char *normalize_codeset (const char *codeset, size_t name_len);
+
+
+int
+main (int argc, char *argv[])
+{
+ const char *output_path;
+ int cannot_write_why;
+ struct charmap_t *charmap;
+ struct localedef_t global;
+ int remaining;
+
+ /* Set initial values for global variables. */
+ copy_list = NULL;
+ posix_conformance = getenv ("POSIXLY_CORRECT") != NULL;
+ error_print_progname = error_print;
+
+ /* Set locale. Do not set LC_ALL because the other categories must
+ not be affected (according to POSIX.2). */
+ setlocale (LC_MESSAGES, "");
+ setlocale (LC_CTYPE, "");
+
+ /* Initialize the message catalog. */
+ textdomain (_libc_intl_domainname);
+
+ /* Parse and process arguments. */
+ argp_err_exit_status = 4;
+ argp_parse (&argp, argc, argv, 0, &remaining, NULL);
+
+ /* Handle a few special cases. */
+ if (list_archive)
+ show_archive_content (remaining > 1 ? argv[remaining] : NULL, verbose);
+ if (add_to_archive)
+ return add_locales_to_archive (argc - remaining, &argv[remaining],
+ replace_archive);
+ if (delete_from_archive)
+ return delete_locales_from_archive (argc - remaining, &argv[remaining]);
+
+ /* POSIX.2 requires to be verbose about missing characters in the
+ character map. */
+ verbose |= posix_conformance;
+
+ if (argc - remaining != 1)
+ {
+ /* We need exactly one non-option parameter. */
+ argp_help (&argp, stdout, ARGP_HELP_SEE | ARGP_HELP_EXIT_ERR,
+ program_invocation_short_name);
+ exit (4);
+ }
+
+ /* The parameter describes the output path of the constructed files.
+ If the described files cannot be written return a NULL pointer. */
+ output_path = construct_output_path (argv[remaining]);
+ if (output_path == NULL && ! no_archive)
+ error (4, errno, _("cannot create directory for output files"));
+ cannot_write_why = errno;
+
+ /* Now that the parameters are processed we have to reset the local
+ ctype locale. (P1003.2 4.35.5.2) */
+ setlocale (LC_CTYPE, "POSIX");
+
+ /* Look whether the system really allows locale definitions. POSIX
+ defines error code 3 for this situation so I think it must be
+ a fatal error (see P1003.2 4.35.8). */
+ if (sysconf (_SC_2_LOCALEDEF) < 0)
+ WITH_CUR_LOCALE (error (3, 0, _("\
+FATAL: system does not define `_POSIX2_LOCALEDEF'")));
+
+ /* Process charmap file. */
+ charmap = charmap_read (charmap_file, verbose, 1, be_quiet, 1);
+
+ /* Add the first entry in the locale list. */
+ memset (&global, '\0', sizeof (struct localedef_t));
+ global.name = input_file ?: "/dev/stdin";
+ global.needed = ALL_LOCALES;
+ locales = &global;
+
+ /* Now read the locale file. */
+ if (locfile_read (&global, charmap) != 0)
+ WITH_CUR_LOCALE (error (4, errno, _("\
+cannot open locale definition file `%s'"), input_file));
+
+ /* Perhaps we saw some `copy' instructions. */
+ while (1)
+ {
+ struct localedef_t *runp = locales;
+
+ while (runp != NULL && (runp->needed & runp->avail) == runp->needed)
+ runp = runp->next;
+
+ if (runp == NULL)
+ /* Everything read. */
+ break;
+
+ if (locfile_read (runp, charmap) != 0)
+ WITH_CUR_LOCALE (error (4, errno, _("\
+cannot open locale definition file `%s'"), runp->name));
+ }
+
+ /* Check the categories we processed in source form. */
+ check_all_categories (locales, charmap);
+
+ /* We are now able to write the data files. If warning were given we
+ do it only if it is explicitly requested (--force). */
+ if (error_message_count == 0 || force_output != 0)
+ {
+ if (cannot_write_why != 0)
+ WITH_CUR_LOCALE (error (4, cannot_write_why, _("\
+cannot write output files to `%s'"), output_path ? : argv[remaining]));
+ else
+ write_all_categories (locales, charmap, argv[remaining], output_path);
+ }
+ else
+ WITH_CUR_LOCALE (error (4, 0, _("\
+no output file produced because warnings were issued")));
+
+ /* This exit status is prescribed by POSIX.2 4.35.7. */
+ exit (error_message_count != 0);
+}
+
+
+/* Handle program arguments. */
+static error_t
+parse_opt (int key, char *arg, struct argp_state *state)
+{
+ switch (key)
+ {
+ case OPT_QUIET:
+ be_quiet = 1;
+ break;
+ case OPT_POSIX:
+ posix_conformance = 1;
+ break;
+ case OPT_PREFIX:
+ output_prefix = arg;
+ break;
+ case OPT_NO_ARCHIVE:
+ no_archive = true;
+ break;
+ case OPT_ADD_TO_ARCHIVE:
+ add_to_archive = true;
+ break;
+ case OPT_REPLACE:
+ replace_archive = true;
+ break;
+ case OPT_DELETE_FROM_ARCHIVE:
+ delete_from_archive = true;
+ break;
+ case OPT_LIST_ARCHIVE:
+ list_archive = true;
+ break;
+ case OPT_LITTLE_ENDIAN:
+ set_big_endian (false);
+ break;
+ case OPT_BIG_ENDIAN:
+ set_big_endian (true);
+ break;
+ case 'c':
+ force_output = 1;
+ break;
+ case 'f':
+ charmap_file = arg;
+ break;
+ case 'A':
+ alias_file = arg;
+ break;
+ case 'i':
+ input_file = arg;
+ break;
+ case 'u':
+ repertoire_global = arg;
+ break;
+ case 'v':
+ verbose = 1;
+ break;
+ default:
+ return ARGP_ERR_UNKNOWN;
+ }
+ return 0;
+}
+
+
+static char *
+more_help (int key, const char *text, void *input)
+{
+ char *cp;
+ char *tp;
+
+ switch (key)
+ {
+ case ARGP_KEY_HELP_EXTRA:
+ /* We print some extra information. */
+ if (asprintf (&tp, gettext ("\
+For bug reporting instructions, please see:\n\
+%s.\n"), REPORT_BUGS_TO) < 0)
+ return NULL;
+ if (asprintf (&cp, gettext ("\
+System's directory for character maps : %s\n\
+ repertoire maps: %s\n\
+ locale path : %s\n\
+%s"),
+ CHARMAP_PATH, REPERTOIREMAP_PATH, LOCALE_PATH, tp) < 0)
+ {
+ free (tp);
+ return NULL;
+ }
+ return cp;
+ default:
+ break;
+ }
+ return (char *) text;
+}
+
+/* Print the version information. */
+static void
+print_version (FILE *stream, struct argp_state *state)
+{
+ fprintf (stream, "localedef %s%s\n", PKGVERSION, VERSION);
+ fprintf (stream, gettext ("\
+Copyright (C) %s Free Software Foundation, Inc.\n\
+This is free software; see the source for copying conditions. There is NO\n\
+warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
+"), "2017");
+ fprintf (stream, gettext ("Written by %s.\n"), "Ulrich Drepper");
+}
+
+
+/* The address of this function will be assigned to the hook in the error
+ functions. */
+static void
+error_print (void)
+{
+}
+
+
+/* The parameter to localedef describes the output path. If it does
+ contain a '/' character it is a relative path. Otherwise it names the
+ locale this definition is for. */
+static const char *
+construct_output_path (char *path)
+{
+ const char *normal = NULL;
+ char *result;
+ char *endp;
+
+ if (strchr (path, '/') == NULL)
+ {
+ /* This is a system path. First examine whether the locale name
+ contains a reference to the codeset. This should be
+ normalized. */
+ char *startp;
+
+ startp = path;
+ /* We must be prepared for finding a CEN name or a location of
+ the introducing `.' where it is not possible anymore. */
+ while (*startp != '\0' && *startp != '@' && *startp != '.')
+ ++startp;
+ if (*startp == '.')
+ {
+ /* We found a codeset specification. Now find the end. */
+ endp = ++startp;
+ while (*endp != '\0' && *endp != '@')
+ ++endp;
+
+ if (endp > startp)
+ normal = normalize_codeset (startp, endp - startp);
+ }
+ else
+ /* This is to keep gcc quiet. */
+ endp = NULL;
+
+ /* We put an additional '\0' at the end of the string because at
+ the end of the function we need another byte for the trailing
+ '/'. */
+ ssize_t n;
+ if (normal == NULL)
+ n = asprintf (&result, "%s%s/%s%c", output_prefix ?: "",
+ COMPLOCALEDIR, path, '\0');
+ else
+ n = asprintf (&result, "%s%s/%.*s%s%s%c",
+ output_prefix ?: "", COMPLOCALEDIR,
+ (int) (startp - path), path, normal, endp, '\0');
+
+ if (n < 0)
+ return NULL;
+
+ endp = result + n - 1;
+ }
+ else
+ {
+ /* This is a user path. Please note the additional byte in the
+ memory allocation. */
+ size_t len = strlen (path) + 1;
+ result = xmalloc (len + 1);
+ endp = mempcpy (result, path, len) - 1;
+
+ /* If the user specified an output path we cannot add the output
+ to the archive. */
+ no_archive = true;
+ }
+
+ errno = 0;
+
+ if (no_archive && euidaccess (result, W_OK) == -1)
+ /* Perhaps the directory does not exist now. Try to create it. */
+ if (errno == ENOENT)
+ {
+ errno = 0;
+ if (mkdir (result, 0777) < 0)
+ return NULL;
+ }
+
+ *endp++ = '/';
+ *endp = '\0';
+
+ return result;
+}
+
+
+/* Normalize codeset name. There is no standard for the codeset
+ names. Normalization allows the user to use any of the common
+ names. */
+static const char *
+normalize_codeset (const char *codeset, size_t name_len)
+{
+ int len = 0;
+ int only_digit = 1;
+ char *retval;
+ char *wp;
+ size_t cnt;
+
+ for (cnt = 0; cnt < name_len; ++cnt)
+ if (isalnum (codeset[cnt]))
+ {
+ ++len;
+
+ if (isalpha (codeset[cnt]))
+ only_digit = 0;
+ }
+
+ retval = (char *) malloc ((only_digit ? 3 : 0) + len + 1);
+
+ if (retval != NULL)
+ {
+ if (only_digit)
+ wp = stpcpy (retval, "iso");
+ else
+ wp = retval;
+
+ for (cnt = 0; cnt < name_len; ++cnt)
+ if (isalpha (codeset[cnt]))
+ *wp++ = tolower (codeset[cnt]);
+ else if (isdigit (codeset[cnt]))
+ *wp++ = codeset[cnt];
+
+ *wp = '\0';
+ }
+
+ return (const char *) retval;
+}
+
+
+struct localedef_t *
+add_to_readlist (int category, const char *name, const char *repertoire_name,
+ int generate, struct localedef_t *copy_locale)
+{
+ struct localedef_t *runp = locales;
+
+ while (runp != NULL && strcmp (name, runp->name) != 0)
+ runp = runp->next;
+
+ if (runp == NULL)
+ {
+ /* Add a new entry at the end. */
+ struct localedef_t *newp;
+
+ assert (generate == 1);
+
+ newp = xcalloc (1, sizeof (struct localedef_t));
+ newp->name = name;
+ newp->repertoire_name = repertoire_name;
+
+ if (locales == NULL)
+ runp = locales = newp;
+ else
+ {
+ runp = locales;
+ while (runp->next != NULL)
+ runp = runp->next;
+ runp = runp->next = newp;
+ }
+ }
+
+ if (generate
+ && (runp->needed & (1 << category)) != 0
+ && (runp->avail & (1 << category)) == 0)
+ WITH_CUR_LOCALE (error (5, 0, _("\
+circular dependencies between locale definitions")));
+
+ if (copy_locale != NULL)
+ {
+ if (runp->categories[category].generic != NULL)
+ WITH_CUR_LOCALE (error (5, 0, _("\
+cannot add already read locale `%s' a second time"), name));
+ else
+ runp->categories[category].generic =
+ copy_locale->categories[category].generic;
+ }
+
+ runp->needed |= 1 << category;
+
+ return runp;
+}
+
+
+struct localedef_t *
+find_locale (int category, const char *name, const char *repertoire_name,
+ const struct charmap_t *charmap)
+{
+ struct localedef_t *result;
+
+ /* Find the locale, but do not generate it since this would be a bug. */
+ result = add_to_readlist (category, name, repertoire_name, 0, NULL);
+
+ assert (result != NULL);
+
+ if ((result->avail & (1 << category)) == 0
+ && locfile_read (result, charmap) != 0)
+ WITH_CUR_LOCALE (error (4, errno, _("\
+cannot open locale definition file `%s'"), result->name));
+
+ return result;
+}
+
+
+struct localedef_t *
+load_locale (int category, const char *name, const char *repertoire_name,
+ const struct charmap_t *charmap, struct localedef_t *copy_locale)
+{
+ struct localedef_t *result;
+
+ /* Generate the locale if it does not exist. */
+ result = add_to_readlist (category, name, repertoire_name, 1, copy_locale);
+
+ assert (result != NULL);
+
+ if ((result->avail & (1 << category)) == 0
+ && locfile_read (result, charmap) != 0)
+ WITH_CUR_LOCALE (error (4, errno, _("\
+cannot open locale definition file `%s'"), result->name));
+
+ return result;
+}
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