From c77d994dc44a9ef8f87dd36661201f499877fc34 Mon Sep 17 00:00:00 2001 From: Přemysl Eric Janouch Date: Sun, 11 Jun 2023 17:45:38 +0200 Subject: Rename tools, make them installable --- src/transform.c | 226 -------------------------------------------------------- 1 file changed, 226 deletions(-) delete mode 100644 src/transform.c (limited to 'src/transform.c') diff --git a/src/transform.c b/src/transform.c deleted file mode 100644 index ba33dee..0000000 --- a/src/transform.c +++ /dev/null @@ -1,226 +0,0 @@ -/* - * A tool to transform dictionaries dictionaries by an external filter - * - * The external filter needs to process NUL-separated textual entries. - * - * Example: transform input.ifo output -- perl -p0e s/bullshit/soykaf/g - * - * Copyright (c) 2020, Přemysl Eric Janouch - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY - * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION - * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - * - */ - -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#include "stardict.h" -#include "stardict-private.h" -#include "generator.h" -#include "utils.h" - -enum { PIPE_READ, PIPE_WRITE }; - - -// --- Main -------------------------------------------------------------------- - -static inline void -print_progress (gulong *last_percent, StardictIterator *iterator, gsize total) -{ - gulong percent = - (gulong) stardict_iterator_get_offset (iterator) * 100 / total; - if (percent != *last_percent) - { - printf ("\r Writing entries... %3lu%%", percent); - *last_percent = percent; - } -} - -static gboolean -write_to_filter (StardictDict *dict, gint fd, GError **error) -{ - StardictInfo *info = stardict_dict_get_info (dict); - gsize n_words = stardict_info_get_word_count (info); - - StardictIterator *iterator = stardict_iterator_new (dict, 0); - gulong last_percent = -1; - while (stardict_iterator_is_valid (iterator)) - { - print_progress (&last_percent, iterator, n_words); - - StardictEntry *entry = stardict_iterator_get_entry (iterator); - for (const GList *fields = stardict_entry_get_fields (entry); - fields; fields = fields->next) - { - StardictEntryField *field = fields->data; - if (!g_ascii_islower (field->type)) - continue; - - if (write (fd, field->data, field->data_size) - != (ssize_t) field->data_size) - { - g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), - "%s", g_strerror (errno)); - return FALSE; - } - } - - g_object_unref (entry); - stardict_iterator_next (iterator); - } - printf ("\n"); - return TRUE; -} - -static gboolean -update_from_filter (StardictDict *dict, Generator *generator, - GMappedFile *filtered_file, GError **error) -{ - gchar *filtered = g_mapped_file_get_contents (filtered_file); - gchar *filtered_end = filtered + g_mapped_file_get_length (filtered_file); - - StardictInfo *info = stardict_dict_get_info (dict); - gsize n_words = stardict_info_get_word_count (info); - - StardictIterator *iterator = stardict_iterator_new (dict, 0); - gulong last_percent = -1; - while (stardict_iterator_is_valid (iterator)) - { - print_progress (&last_percent, iterator, n_words); - - StardictEntry *entry = stardict_iterator_get_entry (iterator); - generator_begin_entry (generator); - - for (GList *fields = entry->fields; fields; fields = fields->next) - { - StardictEntryField *field = fields->data; - if (!g_ascii_islower (field->type)) - continue; - - gchar *end = memchr (filtered, 0, filtered_end - filtered); - if (!end) - { - g_set_error (error, G_IO_ERROR, G_IO_ERROR_PARTIAL_INPUT, - "filter seems to have ended too early"); - return FALSE; - } - - g_free (field->data); - field->data = g_strdup (filtered); - field->data_size = end - filtered + 1; - filtered = end + 1; - } - - if (!generator_write_fields (generator, entry->fields, error) - || !generator_finish_entry (generator, - stardict_iterator_get_word (iterator), error)) - return FALSE; - - g_object_unref (entry); - stardict_iterator_next (iterator); - } - printf ("\n"); - return TRUE; -} - -int -main (int argc, char *argv[]) -{ - // The GLib help includes an ellipsis character, for some reason - (void) setlocale (LC_ALL, ""); - - GError *error = NULL; - GOptionContext *ctx = g_option_context_new - ("input.ifo output-basename -- FILTER [ARG...]"); - g_option_context_set_summary - (ctx, "Transform dictionaries using a filter program."); - if (!g_option_context_parse (ctx, &argc, &argv, &error)) - fatal ("Error: option parsing failed: %s\n", error->message); - - if (argc < 3) - fatal ("%s", g_option_context_get_help (ctx, TRUE, NULL)); - - // GLib is bullshit, getopt_long() always correctly removes this - gint program_argv_start = 3; - if (!strcmp (argv[program_argv_start], "--")) - program_argv_start++; - - g_option_context_free (ctx); - - printf ("Loading the original dictionary...\n"); - StardictDict *dict = stardict_dict_new (argv[1], &error); - if (!dict) - fatal ("Error: opening the dictionary failed: %s\n", error->message); - - printf ("Filtering entries...\n"); - gint child_in[2]; - if (!g_unix_open_pipe (child_in, 0, &error)) - fatal ("g_unix_open_pipe: %s\n", error->message); - - FILE *child_out = tmpfile (); - if (!child_out) - fatal ("tmpfile: %s\n", g_strerror (errno)); - - GPid pid = -1; - if (!g_spawn_async_with_fds (NULL /* working_directory */, - argv + program_argv_start /* forward a part of ours */, NULL /* envp */, - G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD, - NULL /* child_setup */, NULL /* user_data */, - &pid, child_in[PIPE_READ], fileno (child_out), STDERR_FILENO, &error)) - fatal ("g_spawn: %s\n", error->message); - if (!write_to_filter (dict, child_in[PIPE_WRITE], &error)) - fatal ("write_to_filter: %s\n", error->message); - if (!g_close (child_in[PIPE_READ], &error) - || !g_close (child_in[PIPE_WRITE], &error)) - fatal ("g_close: %s\n", error->message); - - printf ("Waiting for the filter to finish...\n"); - int wstatus = errno = 0; - if (waitpid (pid, &wstatus, 0) < 1 - || !WIFEXITED (wstatus) || WEXITSTATUS (wstatus) > 0) - fatal ("Filter failed (%s, status %d)\n", g_strerror (errno), wstatus); - - GMappedFile *filtered = g_mapped_file_new_from_fd (fileno (child_out), - FALSE /* writable */, &error); - if (!filtered) - fatal ("g_mapped_file_new_from_fd: %s\n", error->message); - - printf ("Writing the new dictionary...\n"); - Generator *generator = generator_new (argv[2], &error); - if (!generator) - fatal ("Error: failed to create the output dictionary: %s\n", - error->message); - - StardictInfo *info = generator->info; - stardict_info_copy (info, stardict_dict_get_info (dict)); - - // This gets incremented each time an entry is finished - info->word_count = 0; - - if (!update_from_filter (dict, generator, filtered, &error) - || !generator_finish (generator, &error)) - fatal ("Error: failed to write the dictionary: %s\n", error->message); - - g_mapped_file_unref (filtered); - fclose (child_out); - generator_free (generator); - g_object_unref (dict); - return 0; -} -- cgit v1.2.3-70-g09d2