Bash-4.1 distribution source
diff --git a/command.h b/command.h
index e8a8aa3..4707812 100644
--- a/command.h
+++ b/command.h
@@ -35,11 +35,15 @@
r_append_err_and_out
};
+/* Redirection flags; values for rflags */
+#define REDIR_VARASSIGN 0x01
+
/* Redirection errors. */
#define AMBIGUOUS_REDIRECT -1
#define NOCLOBBER_REDIRECT -2
#define RESTRICTED_REDIRECT -3 /* can only happen in restricted shells. */
#define HEREDOC_REDIRECT -4 /* here-doc temp file can't be created */
+#define BADVAR_REDIRECT -5 /* something wrong with {varname}redir */
#define CLOBBERING_REDIRECT(ri) \
(ri == r_output_direction || ri == r_err_and_out)
@@ -73,9 +77,9 @@
#define W_QUOTED 0x000002 /* Some form of quote character is present. */
#define W_ASSIGNMENT 0x000004 /* This word is a variable assignment. */
#define W_GLOBEXP 0x000008 /* This word is the result of a glob expansion. */
-#define W_NOSPLIT 0x000010 /* Do not perform word splitting on this word. */
+#define W_NOSPLIT 0x000010 /* Do not perform word splitting on this word because ifs is empty string. */
#define W_NOGLOB 0x000020 /* Do not perform globbing on this word. */
-#define W_NOSPLIT2 0x000040 /* Don't split word except for $@ expansion. */
+#define W_NOSPLIT2 0x000040 /* Don't split word except for $@ expansion (using spaces) because context does not allow it. */
#define W_TILDEEXP 0x000080 /* Tilde expand this assignment word */
#define W_DOLLARAT 0x000100 /* $@ and its special handling */
#define W_DOLLARSTAR 0x000200 /* $* and its special handling */
@@ -135,7 +139,8 @@
(or translator in redir.c) encountered an out-of-range file descriptor. */
typedef struct redirect {
struct redirect *next; /* Next element, or NULL. */
- int redirector; /* Descriptor to be redirected. */
+ REDIRECTEE redirector; /* Descriptor or varname to be redirected. */
+ int rflags; /* Private flags for this redirection */
int flags; /* Flag value for `open'. */
enum r_instruction instruction; /* What to do with the information. */
REDIRECTEE redirectee; /* File descriptor or filename */