[gimp] plug-ins: screenshot: quote the filename passed to OS X' screencapture

[Michael Natterer <mitch src gnome org>]

commit 3559097c804e9cecce6b1d22e1a1c709060a809f
Author: Michael Natterer <mitch gimp org>
Date:   Thu Mar 31 22:14:14 2016 +0200

    plug-ins: screenshot: quote the filename passed to OS X' screencapture

 plug-ins/screenshot/screenshot-osx.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/plug-ins/screenshot/screenshot-osx.c b/plug-ins/screenshot/screenshot-osx.c
index 36cf7eb..8544adf 100644
--- a/plug-ins/screenshot/screenshot-osx.c
+++ b/plug-ins/screenshot/screenshot-osx.c
@@ -78,6 +78,7 @@ screenshot_osx_shoot (ScreenshotValues *shootvals,
   const gchar *cursor  = " ";
   gchar       *delay   = NULL;
   gchar       *filename;
+  gchar       *quoted;
   gchar       *command = NULL;
 
   switch (shootvals->shoot_type)
@@ -106,15 +107,17 @@ screenshot_osx_shoot (ScreenshotValues *shootvals,
     cursor = "-C";
 
   filename = gimp_temp_name ("png");
+  quoted   = g_shell_quote (filename);
 
   command = g_strjoin (" ",
                        "/usr/sbin/screencapture",
                        mode,
                        cursor,
                        delay,
-                       filename,
+                       quoted,
                        NULL);
 
+  g_free (quoted);
   g_free (delay);
 
   if (system ((const char *) command) == EXIT_SUCCESS)