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| author | Denys Vlasenko | 2018-07-18 15:48:53 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2018-07-18 15:50:04 +0200 |
| commit | 8b08d5a502adec2067e3ebf7f27513f75b0b95e8 (patch) | |
| tree | 5a449ce75ecd4aeb6ef7a88e5e539f1c6f711c9b | |
| parent | 4c201c00a3650cdacad5fc098ca255416687fb0f (diff) | |
| download | busybox-8b08d5a502adec2067e3ebf7f27513f75b0b95e8.zip busybox-8b08d5a502adec2067e3ebf7f27513f75b0b95e8.tar.gz | |
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>
| -rw-r--r-- | shell/hush.c | 6 |
1 files changed, 2 insertions, 4 deletions
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 @@ static struct pipe *parse_stream(char **pstring, /* 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 @@ static char *encode_then_expand_vararg(const char *str, int handle_squotes, int */ 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 (;;) { |