bash/SOURCES/bash-4.3-noecho.patch
2021-10-08 09:53:00 +00:00

47 lines
1.3 KiB
Diff

diff --git a/parse.y b/parse.y
index 30425a5..85f1c4f 100644
--- a/parse.y
+++ b/parse.y
@@ -4228,6 +4228,8 @@ xparse_dolparen (base, string, indp, flags)
save_parser_state (&ps);
save_input_line_state (&ls);
orig_eof_token = shell_eof_token;
+ /* avoid echoing every substitution again */
+ echo_input_at_read = 0;
/*(*/
parser_state |= PST_CMDSUBST|PST_EOFTOKEN; /* allow instant ')' */ /*(*/
diff --git a/subst.c b/subst.c
index f1a4df1..a93a4ce 100644
--- a/subst.c
+++ b/subst.c
@@ -8513,6 +8513,7 @@ param_expand (string, sindex, quoted, expanded_something,
WORD_LIST *list;
WORD_DESC *tdesc, *ret;
int tflag;
+ int old_echo_input;
/*itrace("param_expand: `%s' pflags = %d", string+*sindex, pflags);*/
zindex = *sindex;
@@ -8831,6 +8832,9 @@ arithsub:
}
comsub:
+ old_echo_input = echo_input_at_read;
+ /* avoid echoing every substitution again */
+ echo_input_at_read = 0;
if (pflags & PF_NOCOMSUB)
/* we need zindex+1 because string[zindex] == RPAREN */
temp1 = substring (string, *sindex, zindex+1);
@@ -8843,6 +8847,7 @@ comsub:
}
FREE (temp);
temp = temp1;
+ echo_input_at_read = old_echo_input;
break;
/* Do POSIX.2d9-style arithmetic substitution. This will probably go
--
2.9.3