[U-Boot] [PATCH v3 01/15] kbuild: fixdep: optimize code slightly
Masahiro Yamada
yamada.masahiro at socionext.com
Wed Aug 12 00:31:41 CEST 2015
If the target string matches "CONFIG_", move the pointer p
forward. This saves several 7-chars adjustments.
Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
Reviewed-by: Tom Rini <trini at konsulko.com>
Reviewed-by: Simon Glass <sjg at chromium.org>
---
Changes in v3: None
Changes in v2: None
scripts/basic/fixdep.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
index b304068..46cc1b3 100644
--- a/scripts/basic/fixdep.c
+++ b/scripts/basic/fixdep.c
@@ -251,7 +251,8 @@ static void parse_config_file(const char *map, size_t len)
continue;
if (memcmp(p, "CONFIG_", 7))
continue;
- for (q = p + 7; q < map + len; q++) {
+ p += 7;
+ for (q = p; q < map + len; q++) {
if (!(isalnum(*q) || *q == '_'))
goto found;
}
@@ -260,9 +261,9 @@ static void parse_config_file(const char *map, size_t len)
found:
if (!memcmp(q - 7, "_MODULE", 7))
q -= 7;
- if( (q-p-7) < 0 )
+ if (q - p < 0)
continue;
- use_config(p+7, q-p-7);
+ use_config(p, q - p);
}
}
--
1.9.1
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