[gspell] checker: add string length parameter to add_word_to_session()

[Sébastien Wilmet <swilmet src gnome org>]

commit 25de4b4967183a0d7f842fddc25c70305a982a49
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sun Nov 22 18:37:38 2015 +0100

    checker: add string length parameter to add_word_to_session()
    
    https://bugzilla.gnome.org/show_bug.cgi?id=758455

 gspell/gspell-checker-dialog.c     |    2 +-
 gspell/gspell-checker.c            |   26 ++++++++++++++++++++++----
 gspell/gspell-checker.h            |    3 ++-
 gspell/gspell-inline-checker-gtv.c |    2 +-
 4 files changed, 26 insertions(+), 7 deletions(-)
---
diff --git a/gspell/gspell-checker-dialog.c b/gspell/gspell-checker-dialog.c
index 3c31b55..1e4717c 100644
--- a/gspell/gspell-checker-dialog.c
+++ b/gspell/gspell-checker-dialog.c
@@ -548,7 +548,7 @@ ignore_all_button_clicked_handler (GtkButton           *button,
 
        g_return_if_fail (priv->misspelled_word != NULL);
 
-       gspell_checker_add_word_to_session (priv->checker, priv->misspelled_word);
+       gspell_checker_add_word_to_session (priv->checker, priv->misspelled_word, -1);
 
        goto_next (dialog);
 }
diff --git a/gspell/gspell-checker.c b/gspell/gspell-checker.c
index c7c1b37..f177d5b 100644
--- a/gspell/gspell-checker.c
+++ b/gspell/gspell-checker.c
@@ -360,7 +360,7 @@ init_dictionary (GspellChecker *checker)
        }
 
        app_name = g_get_application_name ();
-       gspell_checker_add_word_to_session (checker, app_name);
+       gspell_checker_add_word_to_session (checker, app_name, -1);
 
        return TRUE;
 }
@@ -579,6 +579,7 @@ gspell_checker_add_word_to_personal (GspellChecker *checker,
  * gspell_checker_add_word_to_session:
  * @checker: a #GspellChecker.
  * @word: a word.
+ * @word_length: the byte length of @word, or -1 if @word is nul-terminated.
  *
  * Adds a word to the session dictionary. The session dictionary is lost when
  * the application exits. This function is typically called when an “Ignore All”
@@ -586,19 +587,36 @@ gspell_checker_add_word_to_personal (GspellChecker *checker,
  */
 void
 gspell_checker_add_word_to_session (GspellChecker *checker,
-                                   const gchar   *word)
+                                   const gchar   *word,
+                                   gssize         word_length)
 {
        GspellCheckerPrivate *priv;
 
        g_return_if_fail (GSPELL_IS_CHECKER (checker));
        g_return_if_fail (word != NULL);
+       g_return_if_fail (word_length >= -1);
        g_return_if_fail (_gspell_checker_check_language_set (checker));
 
        priv = gspell_checker_get_instance_private (checker);
 
-       enchant_dict_add_to_session (priv->dict, word, -1);
+       enchant_dict_add_to_session (priv->dict, word, word_length);
+
+       if (word_length == -1)
+       {
+               g_signal_emit (G_OBJECT (checker),
+                              signals[SIGNAL_ADD_WORD_TO_SESSION], 0,
+                              word);
+       }
+       else
+       {
+               gchar *nul_terminated_word = g_strndup (word, word_length);
+
+               g_signal_emit (G_OBJECT (checker),
+                              signals[SIGNAL_ADD_WORD_TO_SESSION], 0,
+                              nul_terminated_word);
 
-       g_signal_emit (G_OBJECT (checker), signals[SIGNAL_ADD_WORD_TO_SESSION], 0, word);
+               g_free (nul_terminated_word);
+       }
 }
 
 /**
diff --git a/gspell/gspell-checker.h b/gspell/gspell-checker.h
index 81f38ea..077e708 100644
--- a/gspell/gspell-checker.h
+++ b/gspell/gspell-checker.h
@@ -99,7 +99,8 @@ void          gspell_checker_add_word_to_personal     (GspellChecker *checker,
                                                         gssize         word_length);
 
 void           gspell_checker_add_word_to_session      (GspellChecker *checker,
-                                                        const gchar   *word);
+                                                        const gchar   *word,
+                                                        gssize         word_length);
 
 void           gspell_checker_clear_session            (GspellChecker *checker);
 
diff --git a/gspell/gspell-inline-checker-gtv.c b/gspell/gspell-inline-checker-gtv.c
index 30cb768..4651422 100644
--- a/gspell/gspell-inline-checker-gtv.c
+++ b/gspell/gspell-inline-checker-gtv.c
@@ -523,7 +523,7 @@ ignore_all_cb (GtkWidget              *menu_item,
 
        word = gtk_text_buffer_get_text (spell->buffer, &start, &end, FALSE);
 
-       gspell_checker_add_word_to_session (spell->spell_checker, word);
+       gspell_checker_add_word_to_session (spell->spell_checker, word, -1);
 
        g_free (word);
 }