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+% MetaUtil, an easier MetaPost life
+% Copyright (C) 2005 Ovidiu Gheorghies
+%
+% This program is free software; you can redistribute it and/or
+% modify it under the terms of the GNU General Public License
+% as published by the Free Software Foundation; either version 2
+% of the License, or (at your option) any later version.
+%
+% This program is distributed in the hope that it will be useful,
+% but WITHOUT ANY WARRANTY; without even the implied warranty of
+% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+% GNU General Public License for more details.
+%
+% You should have received a copy of the GNU General Public License
+% along with this program; if not, write to the Free Software
+% Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+if known _util_log_mp:
+ expandafter endinput
+fi;
+_util_log_mp:=1;
+
+util_loglevel_PARANOIA:=1;
+util_loglevel_DEBUG:=2;
+util_loglevel_RELEASE:=3;
+util_loglevel_SILENT:=4;
+
+util_log_thresholdlevel := util_loglevel_DEBUG;
+util_log_defaultlevel := util_loglevel_RELEASE;
+
+def elog(expr loglevel) text txt=
+ if (loglevel <= util_log_thresholdlevel):
+ show txt
+ else:
+ % do nothing
+ fi;
+enddef;
+
+def log text txt=
+ if (util_log_defaultlevel <= util_log_thresholdlevel):
+ show txt
+ else:
+ % do nothing
+ fi;
+enddef;