gdesktopappinfo: Pass a copy of the URIs list to expand_application_parameters()

This list will be modified in-place when calling expand_macro(), so pass a copy
of it instead the original pointer, that is supposed to be an input parameter
only for g_desktop_app_info_launch_uris_with_spawn().

https://bugzilla.gnome.org/show_bug.cgi?id=791337
This commit is contained in:
Mario Sanchez Prada 2017-12-07 13:33:20 +00:00 committed by Philip Withnall
parent 9f3f089e60
commit fbed9c8b85

View File

@ -2658,6 +2658,8 @@ g_desktop_app_info_launch_uris_with_spawn (GDesktopAppInfo *info,
{
gboolean completed = FALSE;
GList *old_uris;
GList *dup_uris;
char **argv, **envp;
int argc;
ChildSetupData data;
@ -2671,6 +2673,11 @@ g_desktop_app_info_launch_uris_with_spawn (GDesktopAppInfo *info,
else
envp = g_get_environ ();
/* The GList* passed to expand_application_parameters() will be modified
* internally by expand_macro(), so we need to pass a copy of it instead,
* and also use that copy to control the exit condition of the loop below.
*/
dup_uris = g_list_copy (uris);
do
{
GPid pid;
@ -2678,13 +2685,13 @@ g_desktop_app_info_launch_uris_with_spawn (GDesktopAppInfo *info,
GList *iter;
char *sn_id = NULL;
old_uris = uris;
if (!expand_application_parameters (info, exec_line, &uris, &argc, &argv, error))
old_uris = dup_uris;
if (!expand_application_parameters (info, exec_line, &dup_uris, &argc, &argv, error))
goto out;
/* Get the subset of URIs we're launching with this process */
launched_uris = NULL;
for (iter = old_uris; iter != NULL && iter != uris; iter = iter->next)
for (iter = old_uris; iter != NULL && iter != dup_uris; iter = iter->next)
launched_uris = g_list_prepend (launched_uris, iter->data);
launched_uris = g_list_reverse (launched_uris);
@ -2780,11 +2787,12 @@ g_desktop_app_info_launch_uris_with_spawn (GDesktopAppInfo *info,
g_strfreev (argv);
argv = NULL;
}
while (uris != NULL);
while (dup_uris != NULL);
completed = TRUE;
out:
g_list_free (dup_uris);
g_strfreev (argv);
g_strfreev (envp);