/* GNU gettext - internationalization aids Copyright (C) 1997-1998, 2000-2002 Free Software Foundation, Inc. This file was written by Peter Miller 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 #endif #include #include #include #include #include #include "dir-list.h" #include "str-list.h" #include "file-list.h" #include "error.h" #include "progname.h" #include "basename.h" #include "message.h" #include "read-po.h" #include "write-po.h" #include "msgl-cat.h" #include "exit.h" #include "gettext.h" /* A convenience macro. I don't like writing gettext() every time. */ #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' }, { "files-from", required_argument, NULL, 'f' }, { "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 }, { "no-wrap", no_argument, NULL, CHAR_MAX + 2 }, { "omit-header", no_argument, NULL, CHAR_MAX + 1 }, { "output", required_argument, NULL, 'o' }, /* for backward compatibility */ { "output-file", required_argument, NULL, 'o' }, { "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' }, { "version", no_argument, NULL, 'V' }, { "width", required_argument, NULL, 'w', }, { "more-than", required_argument, NULL, '>', }, { "less-than", required_argument, NULL, '<', }, { NULL, 0, NULL, 0 } }; /* Prototypes for local functions. Needed to ensure compiler checking of function argument counts despite of K&R C function definition syntax. */ static void usage PARAMS ((int status)) #if defined __GNUC__ && ((__GNUC__ == 2 && __GNUC_MINOR__ > 4) || __GNUC__ > 2) __attribute__ ((noreturn)) #endif ; int main (argc, argv) int argc; char *argv[]; { int cnt; int optchar; bool do_help = false; bool do_version = false; msgdomain_list_ty *result; bool sort_by_msgid = false; bool sort_by_filepos = false; const char *files_from = NULL; string_list_ty *file_list; char *output_file = NULL; /* Set program name for messages. */ set_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. */ more_than = -1; less_than = -1; use_first = false; while ((optchar = getopt_long (argc, argv, "<:>:D:eEf:Fhino:st:uVw:", long_options, NULL)) != EOF) switch (optchar) { case '\0': /* Long option. */ break; case '>': { int value; char *endp; value = strtol (optarg, &endp, 10); if (endp != optarg) more_than = value; } break; case '<': { int value; char *endp; value = strtol (optarg, &endp, 10); if (endp != optarg) less_than = value; } 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': files_from = optarg; 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': 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: omit_header = true; break; case CHAR_MAX + 2: /* --no-wrap */ message_page_width_ignore (); break; default: usage (EXIT_FAILURE); /* NOTREACHED */ } /* 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\ "), "1995-1998, 2000-2002"); printf (_("Written by %s.\n"), "Peter Miller"); exit (EXIT_SUCCESS); } /* Help is requested. */ if (do_help) usage (EXIT_SUCCESS); /* 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"); /* Determine list of files we have to process. */ if (files_from != NULL) file_list = read_names_from_file (files_from); else file_list = string_list_alloc (); /* Append names from command line. */ for (cnt = optind; cnt < argc; ++cnt) string_list_append_unique (file_list, argv[cnt]); /* Test whether sufficient input files were given. */ if (file_list->nitems < 2) { error (EXIT_SUCCESS, 0, _("at least two files must be specified")); usage (EXIT_FAILURE); } /* Default the message selection criteria, and check them for sanity. */ if (more_than < 0) more_than = (less_than < 0 ? 1 : 0); if (less_than < 0) less_than = INT_MAX; if (more_than >= less_than || less_than < 2) error (EXIT_FAILURE, 0, _("impossible selection criteria specified (%d < n < %d)"), more_than, less_than); /* Read input files, then filter, convert and merge messages. */ allow_duplicates = true; msgcomm_mode = 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 (_("\ Find messages which are common to two or more of the specified PO files.\n\ By using the --more-than option, greater commonality may be requested\n\ before messages are printed. Conversely, the --less-than option may be\n\ used to specify less commonality before messages are printed (i.e.\n\ --less-than=2 will only print the unique messages). Translations,\n\ comments and extract comments will be preserved, but only from the first\n\ PO file to define them. File positions from all PO files will be\n\ cumulated.\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 files\n\ -f, --files-from=FILE get list of input files from FILE\n\ -D, --directory=DIRECTORY add DIRECTORY to list for input files search\n\ If input file 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\ -<, --less-than=NUMBER print messages with less than this many\n\ definitions, defaults to infinite if not\n\ set\n\ ->, --more-than=NUMBER print messages with more than this many\n\ definitions, defaults to 1 if not set\n\ -u, --unique shorthand for --less-than=2, requests\n\ that only unique messages be printed\n\ ")); printf ("\n"); /* xgettext: no-wrap */ printf (_("\ Output details:\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\ --no-wrap do not break long message lines, longer than\n\ the output page width, into several lines\n\ -s, --sort-output generate sorted output\n\ -F, --sort-by-file sort output by file location\n\ --omit-header don't write header with `msgid \"\"' entry\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 .\n"), stdout); } exit (status); }