Handle clap as format in carla-single script

Signed-off-by: falkTX <falktx@falktx.com>

data/carla-single

@@ -50,6 +50,7 @@ Possible formats:
   - lv2
   - vst|vst2
   - vst3
+  - clap
   - jsfx
   - sf2
   - sfz
@@ -98,7 +99,7 @@ if len(sys.argv) == arg:
 # --------------------------------------------------------------------------------------------------------
 # Set format
 
-if sys.argv[arg] in ("internal", "ladspa", "dssi", "lv2", "vst", "vst2", "vst3", "au", "jsfx", "sf2", "sfz"):
+if sys.argv[arg] in ("internal", "ladspa", "dssi", "lv2", "vst", "vst2", "vst3", "au", "clap", "jsfx", "sf2", "sfz"):
     FORMAT = sys.argv[arg]
     arg += 1
 
@@ -194,7 +195,7 @@ if ARCH not in ("native", "posix32", "posix64", "win32", "win64"):
     print("Invalid arch")
     sys.exit(1)
 
-if FORMAT not in ("internal", "ladspa", "dssi", "lv2", "vst2", "vst3", "au", "jsfx", "sf2", "sfz"):
+if FORMAT not in ("internal", "ladspa", "dssi", "lv2", "vst2", "vst3", "au", "clap", "jsfx", "sf2", "sfz"):
     print("Invalid format")
     sys.exit(1)
 
@@ -210,6 +211,7 @@ DSSI_PATH   = os.getenv("DSSI_PATH")
 LV2_PATH    = os.getenv("LV2_PATH")
 VST2_PATH   = os.getenv("VST_PATH")
 VST3_PATH   = os.getenv("VST3_PATH")
+CLAP_PATH   = os.getenv("CLAP_PATH")
 SF2_PATH    = os.getenv("SF2_PATH")
 SFZ_PATH    = os.getenv("SFZ_PATH")
 
@@ -218,6 +220,7 @@ if DSSI_PATH   is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_DSSI"]   = DSS
 if LV2_PATH    is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_LV2"]    = LV2_PATH
 if VST2_PATH   is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_VST2"]   = VST2_PATH
 if VST3_PATH   is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_VST3"]   = VST3_PATH
+if CLAP_PATH   is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_CLAP"]   = CLAP_PATH
 if SF2_PATH    is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_SF2"]    = SF2_PATH
 if SFZ_PATH    is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_SFZ"]    = SFZ_PATH