From f16908081b5de56550a2cc0b49701f66673ae1a0 Mon Sep 17 00:00:00 2001 From: Zac Medico Date: Wed, 5 Mar 2008 09:20:27 +0000 Subject: Implement variable assignment handling in python so that we can eventually make it more flexible and robust. svn path=/main/trunk/; revision=9436 --- bin/ebuild.sh | 1 - bin/filter-bash-environment.py | 12 ++++++++++-- 2 files changed, 10 insertions(+), 3 deletions(-) (limited to 'bin') diff --git a/bin/ebuild.sh b/bin/ebuild.sh index 6ccd36856..6ca4d6a75 100755 --- a/bin/ebuild.sh +++ b/bin/ebuild.sh @@ -1448,7 +1448,6 @@ filter_readonly_variables() { done set +f var_grep=${var_grep:1} # strip the first | - var_grep="(^|^declare[[:space:]]+-[^[:space:]]+[[:space:]]+|^export[[:space:]]+)(${var_grep})=.*" # The sed is to remove the readonly attribute from variables such as those # listed in READONLY_EBUILD_METADATA, since having any readonly attributes # persisting in the saved environment can be inconvenient when it diff --git a/bin/filter-bash-environment.py b/bin/filter-bash-environment.py index 93b049768..c35bf11ff 100755 --- a/bin/filter-bash-environment.py +++ b/bin/filter-bash-environment.py @@ -15,6 +15,8 @@ here_doc_re = re.compile(r'.*\s<<[-]?(\w+)$') func_start_re = re.compile(r'^[-\w]+\s*\(\)\s*$') func_end_re = re.compile(r'^\}$') +var_assign_re = re.compile(r'(^|^declare\s+-\S+\s+|^export\s+)([^=\s]+)=.*$') + def compile_egrep_pattern(s): for k, v in egrep_compat_map.iteritems(): s = s.replace(k, v) @@ -46,8 +48,14 @@ def filter_bash_environment(pattern, file_in, file_out): if in_func is not None: file_out.write(line) continue - if pattern.match(line) is None: - file_out.write(line) + var_assign_match = var_assign_re.match(line) + if var_assign_match is not None: + if pattern.match(var_assign_match.group(2)) is None: + file_out.write(line) + continue + # TODO: properly handle multi-line variable assignments + # like those which the 'export' builtin can produce. + file_out.write(line) if __name__ == "__main__": description = "Filter out any lines that match a given PATTERN " + \ -- cgit v1.2.3-1-g7c22