[git commit] fix "ifdef ENABLE_foo": should always be "#if ENABLE_foo"

Denys Vlasenko vda.linux at googlemail.com
Thu Jun 15 15:11:59 UTC 2017


commit: https://git.busybox.net/busybox/commit/?id=5d72ae53c972bd55864f47523e3923b1c683c185
branch: https://git.busybox.net/busybox/commit/?id=refs/heads/master

function                                             old     new   delta
pack_gzip                                           1729    1789     +60
fill_window                                          220     216      -4
static.gzip_level_config                              24       -     -24
gzip_main                                            275     192     -83
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/2 up/down: 60/-111)           Total: -51 bytes

Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 archival/gzip.c | 8 ++++----
 procps/pstree.c | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/archival/gzip.c b/archival/gzip.c
index e698c26..7c6dee1 100644
--- a/archival/gzip.c
+++ b/archival/gzip.c
@@ -275,7 +275,7 @@ enum {
  * input file length plus MIN_LOOKAHEAD.
  */
 
-#ifndef ENABLE_FEATURE_GZIP_LEVELS
+#if !ENABLE_FEATURE_GZIP_LEVELS
 
 	max_chain_length = 4096,
 /* To speed up deflation, hash chains are never searched beyond this length.
@@ -314,7 +314,7 @@ enum {
 
 struct globals {
 
-#ifdef ENABLE_FEATURE_GZIP_LEVELS
+#if ENABLE_FEATURE_GZIP_LEVELS
 	unsigned max_chain_length;
 	unsigned max_lazy_match;
 	unsigned good_match;
@@ -2196,7 +2196,7 @@ int gzip_main(int argc UNUSED_PARAM, char **argv)
 #endif
 {
 	unsigned opt;
-#ifdef ENABLE_FEATURE_GZIP_LEVELS
+#if ENABLE_FEATURE_GZIP_LEVELS
 	static const struct {
 		uint8_t good;
 		uint8_t chain_shift;
@@ -2224,7 +2224,7 @@ int gzip_main(int argc UNUSED_PARAM, char **argv)
 	if (opt & 0x18) // -d and/or -t
 		return gunzip_main(argc, argv);
 #endif
-#ifdef ENABLE_FEATURE_GZIP_LEVELS
+#if ENABLE_FEATURE_GZIP_LEVELS
 	opt >>= ENABLE_FEATURE_GZIP_DECOMPRESS ? 7 : 5; /* drop cfv[dt]qn bits */
 	if (opt == 0)
 		opt = 1 << 6; /* default: 6 */
diff --git a/procps/pstree.c b/procps/pstree.c
index f97e996..bc9f0c9 100644
--- a/procps/pstree.c
+++ b/procps/pstree.c
@@ -34,7 +34,7 @@
 
 struct child;
 
-#ifdef ENABLE_FEATURE_SHOW_THREADS
+#if ENABLE_FEATURE_SHOW_THREADS
 /* For threads, we add {...} around the comm, so we need two extra bytes */
 # define COMM_DISP_LEN (COMM_LEN + 2)
 #else


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