Add a new mimeGetFilterTypes function for getting the list of supported document

formats for a printer.  The new algorithm is O(n log n) vs. the old O(n^4) (Issue #1392)

Author: michaelrsweet

CHANGES.md

@@ -86,6 +86,8 @@ Changes in CUPS v2.5b1 (YYYY-MM-DD)
   potential security issues (Issue #1258)
 - Updated the ready media support to report the default paper size/source/type
   from the PPD file (Issue #1388)
+- Updated the scheduler with a more efficient algorithm for determining the
+  supported document formats for a printer (Issue #1392)
 - Deprecated the "page-border" Job Template attribute (Issue #1020)
 - Removed the `cups-config` utility (use `pkg-config` instead)
 - Fixed use-after-free in `cupsdAcceptClient()` when we log warning during error

scheduler/Dependencies

@@ -749,15 +749,16 @@ sysman.o: sysman.c cupsd.h ../cups/cups-private.h \
   network.h subscriptions.h
 filter.o: filter.c ../cups/cups.h ../cups/file.h ../cups/base.h \
   ../cups/ipp.h ../cups/http.h ../cups/array.h ../cups/language.h \
-  ../cups/pwg.h ../cups/string-private.h ../config.h mime.h \
-  ../cups/thread.h
+  ../cups/pwg.h ../cups/string-private.h ../config.h mime-private.h \
+  mime.h ../cups/thread.h
 mime.o: mime.c ../cups/cups.h ../cups/file.h ../cups/base.h ../cups/ipp.h \
   ../cups/http.h ../cups/array.h ../cups/language.h ../cups/pwg.h \
   ../cups/string-private.h ../config.h ../cups/dir.h mime-private.h \
   mime.h ../cups/thread.h
 type.o: type.c ../cups/cups.h ../cups/file.h ../cups/base.h ../cups/ipp.h \
   ../cups/http.h ../cups/array.h ../cups/language.h ../cups/pwg.h \
-  ../cups/string-private.h ../config.h mime.h ../cups/thread.h
+  ../cups/string-private.h ../config.h mime-private.h mime.h \
+  ../cups/thread.h
 cupsfilter.o: cupsfilter.c ../cups/cups-private.h \
   ../cups/string-private.h ../config.h ../cups/base.h \
   ../cups/debug-internal.h ../cups/debug-private.h ../cups/ipp-private.h \
@@ -845,8 +846,8 @@ testmime.o: testmime.c ../cups/test-internal.h ../cups/string-private.h \
   ../config.h ../cups/base.h ../cups/dir.h ../cups/debug-private.h \
   ../cups/ppd-private.h ../cups/cups.h ../cups/file.h ../cups/ipp.h \
   ../cups/http.h ../cups/array.h ../cups/language.h ../cups/pwg.h \
-  ../cups/ppd.h ../cups/raster.h ../cups/pwg-private.h mime.h \
-  ../cups/thread.h
+  ../cups/ppd.h ../cups/raster.h ../cups/pwg-private.h mime-private.h \
+  mime.h ../cups/thread.h
 testspeed.o: testspeed.c ../cups/string-private.h ../config.h \
   ../cups/base.h ../cups/cups.h ../cups/file.h ../cups/ipp.h \
   ../cups/http.h ../cups/array.h ../cups/language.h ../cups/pwg.h \