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-rwxr-xr-xbin/filter-bash-environment.py9
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):