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-rw-r--r--locale/localedef.c261
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diff --git a/locale/localedef.c b/locale/localedef.c
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+/* Copyright (C) 1995 Free Software Foundation, Inc.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <getopt.h>
+#include <libintl.h>
+#include <locale.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+#include "localedef.h"
+
+/* The charmap file used.  If none given DEFAULT_CHARMAP is used.  */
+static char *charmap_file;
+
+/* If set output is always written, even when warning are given.  */
+static int force_output;
+
+/* The input file name.  */
+static char *input_file;
+
+/* Path leading to the destination directory for the produced files.  */
+char *output_path;
+
+/* If this is defined be POSIX conform.  */
+int posix_conformance;
+
+/* If not zero give a lot more messages.  */
+int verbose;
+
+/* Long options.  */
+static const struct option long_options[] =
+  {
+    { "charmap", required_argument, NULL, 'f' },
+    { "debug", no_argument, NULL, 'd' },
+    { "help", no_argument, NULL, 'h' },
+    { "force", no_argument, NULL, 'c' },
+    { "inputfile", required_argument, NULL, 'i' },
+    { "posix", no_argument, &posix_conformance, 1 },
+    { "verbose", no_argument, &verbose, 1},
+    { "version", no_argument, NULL, 'V' },
+    { NULL, 0, NULL, 0 }
+  };
+
+
+/* This is defined in error-msg.h.  */
+extern int warning_cntr;
+
+
+/* Prototypes for local functions.  */
+static void usage (int status) __attribute__ ((noreturn));
+static int construct_output_path (const char *path);
+
+int
+main(int argc, char *argv[])
+{
+  int optchar;
+  int cannot_write;
+  int do_help = 0;
+  int do_version = 0;
+
+  /* Set initial values for global varaibles.  */
+  charmap_file = NULL;
+  force_output = 0;
+  input_file = 0;
+  posix_conformance = getenv ("POSIXLY_CORRECT") != NULL;
+  verbose = 0;
+
+  /* Set locale.  Do not set LC_ALL because the other categories must
+     not be affected (acccording to POSIX.2).  */
+  setlocale (LC_MESSAGES, "");
+  setlocale (LC_CTYPE, "");
+
+  /* Initialize the message catalog.  */
+  textdomain (PACKAGE);
+
+  while ((optchar = getopt_long (argc, argv, "cdf:hi:vV", long_options, NULL))
+	 != EOF)
+    switch (optchar)
+      {
+      case '\0':
+	break;
+      case 'c':
+	force_output = 1;
+	break;
+      case 'f':
+	if (charmap_file != NULL)
+	  error (0, 0, gettext ("\"%s %s\" overwrites old option \"%s\""),
+		 "-f", optarg, charmap_file);
+	charmap_file = optarg;
+	break;
+      case 'h':
+	do_help = 1;
+	break;
+      case 'i':
+	if (input_file != NULL)
+	  error (0, 0, gettext ("\"%s %s\" overwrites old option \"%s\""),
+		 "-i", optarg, input_file);
+	input_file = optarg;
+	break;
+      case 'v':
+	verbose = 1;
+	break;
+      case 'V':
+	do_version = 1;
+	break;
+      default:
+	usage (4);
+	break;
+      }
+
+  /* POSIX.2 requires to be verbose about missing characters in the
+     character map.  */
+  verbose |= posix_conformance;
+
+  /* Version information is requested.  */
+  if (do_version)
+    {
+      fprintf (stderr, "GNU %s %s\n", PACKAGE, VERSION);
+      exit (EXIT_SUCCESS);
+    }
+
+  /* Help is requested.  */
+  if (do_help)
+    usage (0);
+
+  if (argc - optind != 1)
+    /* We need exactly one non-option parameter.  */
+    usage (4);
+
+  /* The parameter describes the output path of the constructed files.
+     If the files cannot be written return a non-zero value.  */
+  cannot_write = construct_output_path (argv[optind]);
+
+  /* Now that the parameters are processed we have to reset the local
+     ctype locale.  (POSIX.2 4.35.5.2)  */
+  setlocale (LC_CTYPE, "POSIX");
+
+  /* Look whether the system really allows locale definitions.  */
+  if (sysconf (_SC_2_LOCALEDEF) < 0)
+    error (3, 0,
+	   gettext ("warning: system does not define `_POSIX2_LOCALEDEF'"));
+
+  /* Process charmap file.  */
+  charmap_read (charmap_file);
+
+  /* Now read the locale file.  */
+  locfile_read (input_file);
+
+  /* Check all categories for consistency.  */
+  categories_check ();
+
+  /* We are now able to write the data files.  If warning were given we
+     do it only if it is explicitly requested (--force).  */
+  if (warning_cntr == 0 || force_output != 0)
+    if (cannot_write != 0)
+      error (0, 0, gettext ("cannot write output file `%s': %s"),
+	     output_path, strerror (cannot_write));
+    else
+      categories_write ();
+  else
+    error (0, 0,
+	   gettext ("no output file produced because warning were issued"));
+
+  exit (EXIT_SUCCESS);
+}
+
+
+/* Display usage information and exit.  */
+static void
+usage(int status)
+{
+  if (status != EXIT_SUCCESS)
+    fprintf (stderr, gettext ("Try `%s --help' for more information.\n"),
+	     program_invocation_name);
+  else
+    printf(gettext ("\
+Usage: %s [OPTION]... name\n\
+Mandatory arguments to long options are mandatory for short options too.\n\
+  -c, --force           create output even if warning messages have been issued\n\
+  -h, --help            display this help and exit\n\
+  -V, --version         output version information and exit\n\
+\n\
+  -i, --inputfile=FILE  source definitions are found in FILE\n\
+  -f, --charmap=FILE    symbolic character names defined in FILE\n\
+\n\
+  -v, --verbose         print more messages\n\
+      --posix           be strictly POSIX conform\n\
+\n\
+System's directory for character maps: %s\n\
+                       locale files  : %s\n\
+"), program_invocation_name, CHARMAP_PATH, LOCALE_PATH);
+
+  exit (status);
+}
+
+
+/* The parameter to localedef describes the output path.  If it does
+   contain a '/' character it is a relativ path.  Otherwise it names the
+   locale this definition is for.  */
+static int
+construct_output_path (const char *path)
+{
+  int result = 0;
+
+  if (strchr (path, '/') == NULL)
+    {
+      /* This is a system path.  */
+      int path_max_len = pathconf (LOCALE_PATH, _PC_PATH_MAX) + 1;
+      output_path = (char *) xmalloc (path_max_len);
+
+      snprintf (output_path, path_max_len, "%s/%s", LOCALE_PATH, path);
+    }
+  else
+    {
+      char *t;
+      /* This is a user path.  */
+      output_path = malloc (strlen (path) + 2);
+      t = stpcpy (output_path, path);
+      *t = '\0';
+    }
+
+  if (euidaccess (output_path, W_OK) == -1)
+    /* Perhaps the directory does not exist now.  Try to create it.  */
+    if (errno == ENOENT)
+      {
+	if (mkdir (output_path, 0777) == -1)
+	  result = errno;
+      }
+    else
+      result = errno;
+
+  if (result == 0)
+    strcat (output_path, "/");
+
+  return result;
+}
+
+/*
+ * Local Variables:
+ *  mode:c
+ *  c-basic-offset:2
+ * End:
+ */