[totem-pl-parser/wip/hadess/async-save: 8/10] plparser: Make totem_pl_parser_write_string() cancellable

[Bastien Nocera <hadess src gnome org>]

commit 6e160da7b3fd4fcf053d7872af1ba3ddcd2aa12a
Author: Bastien Nocera <hadess hadess net>
Date:   Thu Feb 27 16:57:18 2020 +0100

    plparser: Make totem_pl_parser_write_string() cancellable

 plparse/totem-pl-parser-lines.c   |  6 +++---
 plparse/totem-pl-parser-pls.c     | 10 +++++-----
 plparse/totem-pl-parser-private.h |  1 +
 plparse/totem-pl-parser-xspf.c    | 12 ++++++------
 plparse/totem-pl-parser.c         |  8 ++++++--
 5 files changed, 21 insertions(+), 16 deletions(-)
---
diff --git a/plparse/totem-pl-parser-lines.c b/plparse/totem-pl-parser-lines.c
index 7bbf586..89e4408 100644
--- a/plparse/totem-pl-parser-lines.c
+++ b/plparse/totem-pl-parser-lines.c
@@ -100,7 +100,7 @@ totem_pl_parser_save_m3u (TotemPlParser    *parser,
        cr = dos_compatible ? "\r\n" : "\n";
 
        buf = g_strdup_printf ("#EXTM3U%s", cr);
-       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, error);
        g_free (buf);
        if (success == FALSE)
                return FALSE;
@@ -135,7 +135,7 @@ totem_pl_parser_save_m3u (TotemPlParser    *parser,
 
                if (title) {
                        buf = g_strdup_printf (EXTINF",%s%s", title, cr);
-                       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+                       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, 
error);
                        g_free (buf);
                        if (success == FALSE) {
                                g_free (title);
@@ -163,7 +163,7 @@ totem_pl_parser_save_m3u (TotemPlParser    *parser,
                g_free (path2);
                g_free (uri);
 
-               success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+               success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, error);
                g_free (buf);
 
                if (success == FALSE)
diff --git a/plparse/totem-pl-parser-pls.c b/plparse/totem-pl-parser-pls.c
index 742be25..06eb402 100644
--- a/plparse/totem-pl-parser-pls.c
+++ b/plparse/totem-pl-parser-pls.c
@@ -56,21 +56,21 @@ totem_pl_parser_save_pls (TotemPlParser    *parser,
                return FALSE;
 
        buf = g_strdup ("[playlist]\n");
-       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, error);
        g_free (buf);
        if (success == FALSE)
                return FALSE;
 
        if (title != NULL) {
                buf = g_strdup_printf ("X-GNOME-Title=%s\n", title);
-               success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+               success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, error);
                g_free (buf);
                if (success == FALSE)
                        return FALSE;
        }
 
        buf = g_strdup_printf ("NumberOfEntries=%d\n", num_entries);
-       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, error);
        g_free (buf);
        if (success == FALSE)
                return FALSE;
@@ -111,7 +111,7 @@ totem_pl_parser_save_pls (TotemPlParser    *parser,
                 g_free (relative);
                 g_free (uri);
 
-                success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+                success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, error);
                 g_free (buf);
 
                 if (success == FALSE) {
@@ -124,7 +124,7 @@ totem_pl_parser_save_pls (TotemPlParser    *parser,
                 }
 
                 buf = g_strdup_printf ("Title%d=%s\n", i, entry_title);
-                success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+                success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, error);
                 g_free (buf);
                 g_free (entry_title);
 
diff --git a/plparse/totem-pl-parser-private.h b/plparse/totem-pl-parser-private.h
index d868e9b..b9fc53e 100644
--- a/plparse/totem-pl-parser-private.h
+++ b/plparse/totem-pl-parser-private.h
@@ -131,6 +131,7 @@ gboolean totem_pl_parser_scheme_is_ignored  (TotemPlParser *parser,
 gboolean totem_pl_parser_line_is_empty         (const char *line);
 gboolean totem_pl_parser_write_string          (GOutputStream *stream,
                                                 const char *buf,
+                                                GCancellable *cancellable,
                                                 GError **error);
 gboolean totem_pl_parser_write_buffer          (GOutputStream *stream,
                                                 const char *buf,
diff --git a/plparse/totem-pl-parser-xspf.c b/plparse/totem-pl-parser-xspf.c
index bb4c722..f30883b 100644
--- a/plparse/totem-pl-parser-xspf.c
+++ b/plparse/totem-pl-parser-xspf.c
@@ -115,7 +115,7 @@ totem_pl_parser_save_xspf (TotemPlParser    *parser,
        buf = g_strdup_printf ("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
                                "<playlist version=\"1\" xmlns=\"http://xspf.org/ns/0/\";>\n"
                                " <trackList>\n");
-       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, error);
        g_free (buf);
        if (success == FALSE)
                return FALSE;
@@ -145,7 +145,7 @@ totem_pl_parser_save_xspf (TotemPlParser    *parser,
                uri_escaped = g_markup_escape_text (relative ? relative : uri, -1);
                buf = g_strdup_printf ("  <track>\n"
                                        "   <location>%s</location>\n", uri_escaped);
-               success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+               success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, error);
                g_free (uri);
                g_free (uri_escaped);
                g_free (relative);
@@ -193,7 +193,7 @@ totem_pl_parser_save_xspf (TotemPlParser    *parser,
                                                       fields[i].element);
                        }
 
-                       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+                       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, 
error);
                        g_free (buf);
                        g_free (escaped);
 
@@ -205,12 +205,12 @@ totem_pl_parser_save_xspf (TotemPlParser    *parser,
                        return FALSE;
 
                if (wrote_ext)
-                       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), "   
</extension>\n", error);
+                       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), "   
</extension>\n", cancellable, error);
 
                if (success == FALSE)
                        return FALSE;
 
-               success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), "  </track>\n", error);
+               success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), "  </track>\n", 
cancellable, error);
                if (success == FALSE)
                        return FALSE;
 
@@ -219,7 +219,7 @@ totem_pl_parser_save_xspf (TotemPlParser    *parser,
 
        buf = g_strdup_printf (" </trackList>\n"
                                "</playlist>");
-       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, error);
+       success = totem_pl_parser_write_string (G_OUTPUT_STREAM (stream), buf, cancellable, error);
        g_free (buf);
 
        g_object_unref (stream);
diff --git a/plparse/totem-pl-parser.c b/plparse/totem-pl-parser.c
index 0d7f932..282e65a 100644
--- a/plparse/totem-pl-parser.c
+++ b/plparse/totem-pl-parser.c
@@ -852,6 +852,7 @@ totem_pl_parser_line_is_empty (const char *line)
  * totem_pl_parser_write_string:
  * @handle: a #GFileOutputStream to an open file
  * @buf: the string buffer to write out
+ * @cancellable: (allow-none): a #GCancellable, or %NULL
  * @error: return location for a #GError, or %NULL
  *
  * Writes the string @buf out to the file specified by @handle.
@@ -860,12 +861,15 @@ totem_pl_parser_line_is_empty (const char *line)
  * Return value: %TRUE on success
  **/
 gboolean
-totem_pl_parser_write_string (GOutputStream *stream, const char *buf, GError **error)
+totem_pl_parser_write_string (GOutputStream  *stream,
+                             const char     *buf,
+                             GCancellable   *cancellable,
+                             GError        **error)
 {
        guint len;
 
        len = strlen (buf);
-       return totem_pl_parser_write_buffer (stream, buf, len, error);
+       return totem_pl_parser_write_buffer (stream, buf, len, cancellable, error);
 }
 
 /**