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| author | Denys Vlasenko | 2016-04-21 21:47:45 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2016-04-21 21:47:45 +0200 |
| commit | 93e1aaa1c7e5ed6d2704262700ec28837bdfc9b7 (patch) | |
| tree | ff6196f459e660dcce943bf0e1f79a46cf09e6fc /scripts | |
| parent | f56fb5eb1120a92bdfb6d0ce64b3430b42a2efa0 (diff) | |
| download | busybox-93e1aaa1c7e5ed6d2704262700ec28837bdfc9b7.zip busybox-93e1aaa1c7e5ed6d2704262700ec28837bdfc9b7.tar.gz | |
libbb: constify *bb_common_bufsiz1 (if it is compiled to be a pointer)
This lets gcc optimize much better:
text data bss dec hex filename
922846 910 13056 936812 e4b6c busybox_unstripped.nonconst
920255 910 13056 934221 e414d busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/generate_BUFSIZ.sh | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/generate_BUFSIZ.sh b/scripts/generate_BUFSIZ.sh index d541425..1914fa0 100755 --- a/scripts/generate_BUFSIZ.sh +++ b/scripts/generate_BUFSIZ.sh @@ -77,7 +77,7 @@ if test $REM -lt 1024; then # users will need to malloc it. { echo "enum { COMMON_BUFSIZE = 1024 };" - echo "extern char *bb_common_bufsiz1;" + echo "extern char *const bb_common_bufsiz1;" echo "void setup_common_bufsiz(void);" } | regenerate "$common_bufsiz_h" # Check that we aren't left with a buggy binary: |