If I put a space as the first char in environment variable PARALLEL, it does not obey the "--gnu" option. I haven't tried other options yet.
[felipe(tip)@fred ~]$ unset PARALLEL [felipe(tip)@fred ~]$ parallel -V WARNING: YOU ARE USING --tollef. IF THINGS ARE ACTING WEIRD USE --gnu. GNU parallel 20131222 Copyright (C) 2007,2008,2009,2010,2011,2012,2013 Ole Tange and Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html > This is free software: you are free to change and redistribute it. GNU parallel comes with no warranty. Web site: http://www.gnu.org/software/parallel When using GNU Parallel for a publication please cite: O. Tange (2011): GNU Parallel - The Command-Line Power Tool, ;login: The USENIX Magazine, February 2011:42-47. [felipe(tip)@fred ~]$ export PARALLEL=' --gnu' [felipe(tip)@fred ~]$ parallel -V WARNING: YOU ARE USING --tollef. IF THINGS ARE ACTING WEIRD USE --gnu. GNU parallel 20131222 Copyright (C) 2007,2008,2009,2010,2011,2012,2013 Ole Tange and Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html > This is free software: you are free to change and redistribute it. GNU parallel comes with no warranty. Web site: http://www.gnu.org/software/parallel When using GNU Parallel for a publication please cite: O. Tange (2011): GNU Parallel - The Command-Line Power Tool, ;login: The USENIX Magazine, February 2011:42-47. [felipe(tip)@fred ~]$ export PARALLEL='--gnu' [felipe(tip)@fred ~]$ parallel -V GNU parallel 20131222 Copyright (C) 2007,2008,2009,2010,2011,2012,2013 Ole Tange and Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html > This is free software: you are free to change and redistribute it. GNU parallel comes with no warranty. Web site: http://www.gnu.org/software/parallel When using GNU Parallel for a publication please cite: O. Tange (2011): GNU Parallel - The Command-Line Power Tool, ;login: The USENIX Magazine, February 2011:42-47. -- felipe
