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-rw-r--r--src/msguniq.c347
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diff --git a/src/msguniq.c b/src/msguniq.c
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+++ b/src/msguniq.c
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+/* Remove, select or merge duplicate translations.
+ Copyright (C) 2001 Free Software Foundation, Inc.
+ Written by Bruno Haible <haible@clisp.cons.org>, 2001.
+
+ 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; either version 2, 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, write to the Free Software Foundation,
+ Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <getopt.h>
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <locale.h>
+
+#include "dir-list.h"
+#include "str-list.h"
+#include "error.h"
+#include "progname.h"
+#include "message.h"
+#include "read-po.h"
+#include "write-po.h"
+#include "msgl-cat.h"
+#include "system.h"
+#include "libgettext.h"
+
+#define _(str) gettext (str)
+
+
+/* Force output of PO file even if empty. */
+static int force_po;
+
+/* Target encoding. */
+static const char *to_code;
+
+/* Long options. */
+static const struct option long_options[] =
+{
+ { "add-location", no_argument, &line_comment, 1 },
+ { "directory", required_argument, NULL, 'D' },
+ { "escape", no_argument, NULL, 'E' },
+ { "force-po", no_argument, &force_po, 1 },
+ { "help", no_argument, NULL, 'h' },
+ { "indent", no_argument, NULL, 'i' },
+ { "no-escape", no_argument, NULL, 'e' },
+ { "no-location", no_argument, &line_comment, 0 },
+ { "output-file", required_argument, NULL, 'o' },
+ { "repeated", no_argument, NULL, 'd' },
+ { "sort-by-file", no_argument, NULL, 'F' },
+ { "sort-output", no_argument, NULL, 's' },
+ { "strict", no_argument, NULL, 'S' },
+ { "to-code", required_argument, NULL, 't' },
+ { "unique", no_argument, NULL, 'u' },
+ { "use-first", no_argument, NULL, CHAR_MAX + 1 },
+ { "version", no_argument, NULL, 'V' },
+ { "width", required_argument, NULL, 'w', },
+ { NULL, 0, NULL, 0 }
+};
+
+
+/* Prototypes for local functions. */
+static void usage PARAMS ((int status));
+
+
+int
+main (argc, argv)
+ int argc;
+ char **argv;
+{
+ int optchar;
+ bool do_help;
+ bool do_version;
+ char *output_file;
+ const char *input_file;
+ string_list_ty *file_list;
+ msgdomain_list_ty *result;
+ bool sort_by_msgid = false;
+ bool sort_by_filepos = false;
+
+ /* Set program name for messages. */
+ program_name = argv[0];
+ error_print_progname = maybe_print_progname;
+
+#ifdef HAVE_SETLOCALE
+ /* Set locale via LC_ALL. */
+ setlocale (LC_ALL, "");
+#endif
+
+ /* Set the text message domain. */
+ bindtextdomain (PACKAGE, LOCALEDIR);
+ textdomain (PACKAGE);
+
+ /* Set default values for variables. */
+ do_help = false;
+ do_version = false;
+ output_file = NULL;
+ input_file = NULL;
+ more_than = 0;
+ less_than = INT_MAX;
+ use_first = false;
+
+ while ((optchar = getopt_long (argc, argv, "dD:eEFhino:st:uVw:",
+ long_options, NULL)) != EOF)
+ switch (optchar)
+ {
+ case '\0': /* Long option. */
+ break;
+
+ case 'd':
+ more_than = 1;
+ less_than = INT_MAX;
+ break;
+
+ case 'D':
+ dir_list_append (optarg);
+ break;
+
+ case 'e':
+ message_print_style_escape (false);
+ break;
+
+ case 'E':
+ message_print_style_escape (true);
+ break;
+
+ case 'F':
+ sort_by_filepos = true;
+ break;
+
+ case 'h':
+ do_help = true;
+ break;
+
+ case 'i':
+ message_print_style_indent ();
+ break;
+
+ case 'n':
+ line_comment = 1;
+ break;
+
+ case 'o':
+ output_file = optarg;
+ break;
+
+ case 's':
+ sort_by_msgid = true;
+ break;
+
+ case 'S':
+ message_print_style_uniforum ();
+ break;
+
+ case 't':
+ to_code = optarg;
+ break;
+
+ case 'u':
+ more_than = 0;
+ less_than = 2;
+ break;
+
+ case 'V':
+ do_version = true;
+ break;
+
+ case 'w':
+ {
+ int value;
+ char *endp;
+ value = strtol (optarg, &endp, 10);
+ if (endp != optarg)
+ message_page_width_set (value);
+ }
+ break;
+
+ case CHAR_MAX + 1:
+ use_first = true;
+ break;
+
+ default:
+ usage (EXIT_FAILURE);
+ /* NOTREACHED */
+ }
+
+ /* Verify selected options. */
+ if (!line_comment && sort_by_filepos)
+ error (EXIT_FAILURE, 0, _("%s and %s are mutually exclusive"),
+ "--no-location", "--sort-by-file");
+
+ if (sort_by_msgid && sort_by_filepos)
+ error (EXIT_FAILURE, 0, _("%s and %s are mutually exclusive"),
+ "--sort-output", "--sort-by-file");
+
+ /* Version information requested. */
+ if (do_version)
+ {
+ printf ("%s (GNU %s) %s\n", basename (program_name), PACKAGE, VERSION);
+ /* xgettext: no-wrap */
+ printf (_("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\
+"),
+ "2001");
+ printf (_("Written by %s.\n"), "Bruno Haible");
+ exit (EXIT_SUCCESS);
+ }
+
+ /* Help is requested. */
+ if (do_help)
+ usage (EXIT_SUCCESS);
+
+ /* Test whether we have an .po file name as argument. */
+ if (optind == argc)
+ input_file = "-";
+ else if (optind + 1 == argc)
+ input_file = argv[optind];
+ else
+ {
+ error (EXIT_SUCCESS, 0, _("at most one input file allowed"));
+ usage (EXIT_FAILURE);
+ }
+
+ /* Determine list of files we have to process: a single file. */
+ file_list = string_list_alloc ();
+ string_list_append (file_list, input_file);
+
+ /* Read input files, then filter, convert and merge messages. */
+ allow_duplicates = true;
+ result = catenate_msgdomain_list (file_list, to_code);
+
+ string_list_free (file_list);
+
+ /* Sorting the list of messages. */
+ if (sort_by_filepos)
+ msgdomain_list_sort_by_filepos (result);
+ else if (sort_by_msgid)
+ msgdomain_list_sort_by_msgid (result);
+
+ /* Write the PO file. */
+ msgdomain_list_print (result, output_file, force_po, false);
+
+ exit (EXIT_SUCCESS);
+}
+
+
+/* Display usage information and exit. */
+static void
+usage (status)
+ int status;
+{
+ if (status != EXIT_SUCCESS)
+ fprintf (stderr, _("Try `%s --help' for more information.\n"),
+ program_name);
+ else
+ {
+ /* xgettext: no-wrap */
+ printf (_("\
+Usage: %s [OPTION] [INPUTFILE]\n\
+"), program_name);
+ printf ("\n");
+ /* xgettext: no-wrap */
+ printf (_("\
+Unifies duplicate translations in a translation catalog.\n\
+Finds duplicate translations of the same message ID. Such duplicates are\n\
+invalid input for other programs like msgfmt, msgmerge or msgcat. By\n\
+default, duplicates are merged together. When using the --repeated option,\n\
+only duplicates are output, and all other messages are discarded. Comments\n\
+and extracted comments will be cumulated, except that if --use-first is\n\
+specified, they will be taken from the first translation. File positions\n\
+will be cumulated. When using the --unique option, duplicates are discarded.\n\
+"));
+ printf ("\n");
+ /* xgettext: no-wrap */
+ printf (_("\
+Mandatory arguments to long options are mandatory for short options too.\n\
+"));
+ printf ("\n");
+ /* xgettext: no-wrap */
+ printf (_("\
+Input file location:\n\
+ INPUTFILE input PO file\n\
+ -D, --directory=DIRECTORY add DIRECTORY to list for input files search\n\
+If no input file is given or if it is -, standard input is read.\n\
+"));
+ printf ("\n");
+ /* xgettext: no-wrap */
+ printf (_("\
+Output file location:\n\
+ -o, --output-file=FILE write output to specified file\n\
+The results are written to standard output if no output file is specified\n\
+or if it is -.\n\
+"));
+ printf ("\n");
+ /* xgettext: no-wrap */
+ printf (_("\
+Message selection:\n\
+ -d, --repeated print only duplicates\n\
+ -u, --unique print only unique messages, discard duplicates\n\
+"));
+ printf ("\n");
+ /* xgettext: no-wrap */
+ printf (_("\
+Output details:\n\
+ -t, --to-code=NAME encoding for output\n\
+ --use-first use first available translation for each\n\
+ message, don't merge several translations\n\
+ -e, --no-escape do not use C escapes in output (default)\n\
+ -E, --escape use C escapes in output, no extended chars\n\
+ --force-po write PO file even if empty\n\
+ -i, --indent write the .po file using indented style\n\
+ --no-location do not write '#: filename:line' lines\n\
+ -n, --add-location generate '#: filename:line' lines (default)\n\
+ --strict write out strict Uniforum conforming .po file\n\
+ -w, --width=NUMBER set output page width\n\
+ -s, --sort-output generate sorted output and remove duplicates\n\
+ -F, --sort-by-file sort output by file location\n\
+"));
+ printf ("\n");
+ /* xgettext: no-wrap */
+ printf (_("\
+Informative output:\n\
+ -h, --help display this help and exit\n\
+ -V, --version output version information and exit\n\
+"));
+ printf ("\n");
+ fputs (_("Report bugs to <bug-gnu-utils@gnu.org>.\n"),
+ stdout);
+ }
+
+ exit (status);
+}
+
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