gio: Add private API to create win32 streams from fds

This will be used by GSubprocess.

https://bugzilla.gnome.org/show_bug.cgi?id=672102
This commit is contained in:
Colin Walters
2012-05-22 16:06:10 -04:00
committed by Ryan Lortie
parent aaddd823bc
commit c515c3ed11
4 changed files with 117 additions and 20 deletions

View File

@@ -60,6 +60,7 @@ enum {
struct _GWin32OutputStreamPrivate {
HANDLE handle;
gboolean close_handle;
gint fd;
};
G_DEFINE_TYPE_WITH_PRIVATE (GWin32OutputStream, g_win32_output_stream, G_TYPE_OUTPUT_STREAM)
@@ -177,6 +178,7 @@ g_win32_output_stream_init (GWin32OutputStream *win32_stream)
win32_stream->priv = g_win32_output_stream_get_instance_private (win32_stream);
win32_stream->priv->handle = NULL;
win32_stream->priv->close_handle = TRUE;
win32_stream->priv->fd = -1;
}
/**
@@ -351,19 +353,44 @@ g_win32_output_stream_close (GOutputStream *stream,
if (!win32_stream->priv->close_handle)
return TRUE;
res = CloseHandle (win32_stream->priv->handle);
if (!res)
if (win32_stream->priv->fd != -1)
{
int errsv = GetLastError ();
gchar *emsg = g_win32_error_message (errsv);
if (close (win32_stream->priv->fd) < 0)
{
g_set_error_literal (error, G_IO_ERROR,
g_io_error_from_errno (errno),
g_strerror (errno));
return FALSE;
}
}
else
{
res = CloseHandle (win32_stream->priv->handle);
if (!res)
{
int errsv = GetLastError ();
gchar *emsg = g_win32_error_message (errsv);
g_set_error (error, G_IO_ERROR,
g_io_error_from_win32_error (errsv),
_("Error closing handle: %s"),
emsg);
g_free (emsg);
return FALSE;
g_set_error (error, G_IO_ERROR,
g_io_error_from_win32_error (errsv),
_("Error closing handle: %s"),
emsg);
g_free (emsg);
return FALSE;
}
}
return TRUE;
}
GOutputStream *
g_win32_output_stream_new_from_fd (gint fd,
gboolean close_fd)
{
GWin32OutputStream *win32_stream;
win32_stream = G_WIN32_OUTPUT_STREAM (g_win32_output_stream_new ((HANDLE) _get_osfhandle (fd), close_fd));
win32_stream->priv->fd = fd;
return (GOutputStream*)win32_stream;
}