(read_c_string_or_comment): Use a variable of type `rcsoc_state' to hold
most of our state.
(put_char): Add STATE parameter, and remove all other parameters
except CH. Use STATE to get access to all needed state.
(scan_keyword_or_put_char): New function.
scanning for a `usage:' keyword.
(scan_c_file): Pass SAW_USAGE argument to read_c_string_or_comment.
Don't output a usage-string if there was one in the doc string.
ALIASEE to help work with namespace aliases.
(struct sym): Remove struct member NAMESP_ALIASES.
(namespace_alias_table): New variable.
(make_namespace): Add parameter CONTEXT.
(check_namespace): New function.
(find_namespace): Add parameter CONTEXT.
(check_namespace_alias): New function.
(register_namespace_alias): Change type of parameter
OLD_NAME. Search for already defined alias in
NAMESPACE_ALIAS_TABLE.
(check_namespace): New function.
(enter_namespace): Call find_namespace with CONTEXT parameter.
(match_qualified_namespace_alias): New function.
(parse_qualified_ident_or_type): Fixed typo in comment. While
parsing qualified ident or type update namespace context and
restore it on exit.
(parse_qualified_param_ident_or_type): Fixed typo in comment.
(globals): Changed handling of namespace aliases.
(version): Added year 2001.
(Copyright): Update year.
(LANG, LANGUAGE, LC_ALL, LC_COLLATE, LC_CTYPE, LC_MESSAGES,
LC_NUMERIC, LC_TIME): New shell vars, to make sure we live in the C locale.
(mainline code): Handle nonstandard -u option differently, by
transforming it to standard form. Check for "Working file: ", not
"Working file:". Allow file names with spaces.
(SOH, rlogfile): New shell vars.
(rlogout): Remove. Its old functionality is mostly migrated to rlogfile.
Append ';;' to the last arm of every case statement, for portability to
ancient broken BSD shells.
(logins): Fix bug; was not being computed at all, lowering performance.
(pository): New var. This fixes some bugs where repositories are
remote, or have trailing slashes.
(authors): $llogout is never an empty shell var, so don't worry about that
possibility.
(printlogline, mainline code): Fix bug with SOH's being put into the output.
