diff options
| -rw-r--r-- | shell/ash.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/shell/ash.c b/shell/ash.c index c9d39b8..d9595bb 100644 --- a/shell/ash.c +++ b/shell/ash.c @@ -5545,6 +5545,17 @@ ash_arith(const char *s) #define EXP_TILDE 0x2 /* do normal tilde expansion */ #define EXP_VARTILDE 0x4 /* expand tildes in an assignment */ #define EXP_REDIR 0x8 /* file glob for a redirection (1 match only) */ +/* ^^^^^^^^^^^^^^ this is meant to support constructs such as "cmd >file*.txt" + * POSIX says for this case: + * Pathname expansion shall not be performed on the word by a + * non-interactive shell; an interactive shell may perform it, but shall + * do so only when the expansion would result in one word. + * Currently, our code complies to the above rule by never globbing + * redirection filenames. + * Bash performs globbing, unless it is non-interactive and in POSIX mode. + * (this means that on a typical Linux distro, bash almost always + * performs globbing, and thus diverges from what we do). + */ #define EXP_CASE 0x10 /* keeps quotes around for CASE pattern */ #define EXP_QPAT 0x20 /* pattern in quoted parameter expansion */ #define EXP_VARTILDE2 0x40 /* expand tildes after colons only */ |