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| author | Denys Vlasenko | 2017-08-16 15:05:36 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2017-08-16 15:05:36 +0200 |
| commit | cf686ae3b401c68b64ff997b68b7972881dbf80e (patch) | |
| tree | 1783ea92906d002bded11244d2d1b692b25b2319 /sysklogd/syslogd_and_logger.c | |
| parent | dce39c98944ec6570dee5afc1e2edb16f87c1546 (diff) | |
| download | busybox-cf686ae3b401c68b64ff997b68b7972881dbf80e.zip busybox-cf686ae3b401c68b64ff997b68b7972881dbf80e.tar.gz | |
syslogd,logger: code shrink for musl
function old new delta
syslogd_main 1252 1910 +658
logger_main 277 393 +116
timestamp_and_log 434 542 +108
static.__compound_literal - 104 +104
parse_fac_prio_20 137 - -137
pencode 167 - -167
parse_syslogdcfg 715 - -715
------------------------------------------------------------------------------
(add/remove: 1/3 grow/shrink: 3/0 up/down: 986/-1019) Total: -33 bytes
text data bss dec hex filename
912506 563 6132 919201 e06a1 busybox_old
912364 563 6132 919059 e0613 busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'sysklogd/syslogd_and_logger.c')
| -rw-r--r-- | sysklogd/syslogd_and_logger.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sysklogd/syslogd_and_logger.c b/sysklogd/syslogd_and_logger.c index 6458a93..6d06a71 100644 --- a/sysklogd/syslogd_and_logger.c +++ b/sysklogd/syslogd_and_logger.c @@ -43,6 +43,17 @@ typedef struct _code { */ #endif +/* musl decided to be funny and it implements these as giant defines + * of the form: ((CODE *)(const CODE []){ ... }) + * Which works, but causes _every_ function using them + * to have a copy on stack (at least with gcc-6.3.0). + * If we reference them just once, this saves 150 bytes. + * The pointers themselves are optimized out + * (no size change on uclibc). + */ +static const CODE *const bb_prioritynames = prioritynames; +static const CODE *const bb_facilitynames = facilitynames; + #if ENABLE_SYSLOGD #include "syslogd.c" #endif |