[git commit] bc: simplify bc_lex_whitespace()

Denys Vlasenko vda.linux at googlemail.com
Thu Dec 13 20:31:29 UTC 2018


commit: https://git.busybox.net/busybox/commit/?id=89198a9e5d4e599a25a839c4d193f834bcd8c617
branch: https://git.busybox.net/busybox/commit/?id=refs/heads/master

function                                             old     new   delta
bc_lex_whitespace                                     52      41     -11

Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 miscutils/bc.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/miscutils/bc.c b/miscutils/bc.c
index a271a2040..5938e54ab 100644
--- a/miscutils/bc.c
+++ b/miscutils/bc.c
@@ -2790,9 +2790,13 @@ static void bc_lex_lineComment(BcLex *l)
 
 static void bc_lex_whitespace(BcLex *l)
 {
-	char c;
 	l->t.t = BC_LEX_WHITESPACE;
-	for (c = l->buf[l->i]; c != '\n' && isspace(c); c = l->buf[++l->i]);
+	for (;;) {
+		char c = l->buf[l->i];
+		if (c == '\n' || !isspace(c))
+			break;
+		l->i++;
+	}
 }
 
 static BC_STATUS zbc_lex_number(BcLex *l, char start)


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