hush: smaller code to set o_string to ""
function old new delta
encode_then_expand_vararg 399 398 -1
parse_stream 2753 2748 -5
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/shell/hush.c b/shell/hush.c
index 7da8f33..534fabb 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -4997,8 +4997,7 @@
/* If very first arg is "" or '', ctx.word.data may end up NULL.
* Preventing this:
*/
- o_addchr(&ctx.word, '\0');
- ctx.word.length = 0;
+ ctx.word.data = xzalloc(1); /* start as "", not as NULL */
/* We used to separate words on $IFS here. This was wrong.
* $IFS is used only for word splitting when $var is expanded,
@@ -5795,8 +5794,7 @@
*/
setup_string_in_str(&input, str);
- o_addchr(&dest, '\0');
- dest.length = 0;
+ dest.data = xzalloc(1); /* start as "", not as NULL */
exp_str = NULL;
for (;;) {