diff options
| -rwxr-xr-x | bin/filter-bash-environment.py | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/bin/filter-bash-environment.py b/bin/filter-bash-environment.py index d3434ff0e..42ebd7447 100755 --- a/bin/filter-bash-environment.py +++ b/bin/filter-bash-environment.py @@ -25,6 +25,11 @@ def have_end_quote(quote, line): close_quote_match.group(1) == quote def filter_bash_environment(pattern, file_in, file_out): + # Filter out any instances of the \1 character from variable values + # since this character multiplies each time that the environment + # is saved (strange bash behavior). This can eventually result in + # mysterious 'Argument list too long' errors from programs that have + # huge strings of \1 characters in their environment. See bug #222091. here_doc_delim = None in_func = None multi_line_quote = None @@ -32,7 +37,7 @@ def filter_bash_environment(pattern, file_in, file_out): for line in file_in: if multi_line_quote is not None: if not multi_line_quote_filter: - file_out.write(line) + file_out.write(line.replace("\1", "")) if have_end_quote(multi_line_quote, line): multi_line_quote = None multi_line_quote_filter = None @@ -59,7 +64,7 @@ def filter_bash_environment(pattern, file_in, file_out): (declare_opts, line[readonly_match.end():]) else: line = "declare " + line[readonly_match.end():] - file_out.write(line) + file_out.write(line.replace("\1", "")) continue if here_doc_delim is not None: if here_doc_delim.match(line): |