Merge pull request matplotlib#2693 from cgohlke/patch-1

mdboom · mdboom · commit d1dd52aeafac · 2013-12-30T06:09:20.000-08:00
Use mpl.checkdep_ghostscript function to find ghostscript
diff --git a/lib/matplotlib/backends/backend_pgf.py b/lib/matplotlib/backends/backend_pgf.py
@@ -170,12 +170,9 @@ def make_pdf_to_png_converter():
     except:
         pass
     # check for ghostscript
-    try:
-        gs = "gs" if sys.platform != "win32" else "gswin32c"
-        check_output([gs, "-v"], stderr=subprocess.STDOUT)
+    gs, ver = mpl.checkdep_ghostscript()
+    if gs:
         tools_available.append("gs")
-    except:
-        pass
 
     # pick converter
     if "pdftocairo" in tools_available:
