diff options
| -rw-r--r-- | libbb/lineedit.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/libbb/lineedit.c b/libbb/lineedit.c index 68d19e1..e8d721e 100644 --- a/libbb/lineedit.c +++ b/libbb/lineedit.c @@ -1133,7 +1133,16 @@ static void showfiles(void) static const char *is_special_char(char c) { - return strchr(" `\"#$%^&*()=+{}[]:;'|\\<>", c); + // {: It's mandatory to escape { only if entire name is "{" + // (otherwise it's not special. Example: file named "{ " + // can be escaped simply as "{\ "; "{a" or "a{" need no escaping), + // or if shell supports brace expansion + // (ash doesn't, hush optionally does). + // (): unlike {, shell treats () specially even in contexts + // where they clearly are not valid (e.g. "echo )" is an error). + // #: needs escaping to not start a shell comment. + return strchr(" `'\"\\#$~?*[{()&;|<>", c); + // Used to also have %^=+}]: but not necessary to escape? } static char *quote_special_chars(char *found) |