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authorGravatar Denys Vlasenko <vda.linux@googlemail.com>2018-01-31 15:42:45 +0100
committerGravatar Denys Vlasenko <vda.linux@googlemail.com>2018-01-31 15:42:45 +0100
commit8fd35a1fa629daed5e4e580e72993df7654f0a5e (patch)
tree86fb79339c6824d1c080cbc8169177d9e9488d94 /archival/gzip.c
parent468731a86b850f6f1430a81b87cd7e2288300101 (diff)
downloadbusybox-8fd35a1fa629daed5e4e580e72993df7654f0a5e.tar.gz
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gzip: code shrink
function old new delta pack_gzip 861 838 -23 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'archival/gzip.c')
-rw-r--r--archival/gzip.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/archival/gzip.c b/archival/gzip.c
index fa7a79b04..d52167f84 100644
--- a/archival/gzip.c
+++ b/archival/gzip.c
@@ -2049,20 +2049,24 @@ static void ct_init(void)
n = 0;
while (n <= 143) {
G2.static_ltree[n++].Len = 8;
- G2.bl_count[8]++;
+ //G2.bl_count[8]++;
}
+ //G2.bl_count[8] = 143 + 1;
while (n <= 255) {
G2.static_ltree[n++].Len = 9;
- G2.bl_count[9]++;
+ //G2.bl_count[9]++;
}
+ G2.bl_count[9] = 255 - 143;
while (n <= 279) {
G2.static_ltree[n++].Len = 7;
- G2.bl_count[7]++;
+ //G2.bl_count[7]++;
}
+ G2.bl_count[7] = 279 - 255;
while (n <= 287) {
G2.static_ltree[n++].Len = 8;
- G2.bl_count[8]++;
+ //G2.bl_count[8]++;
}
+ G2.bl_count[8] = 287 - 279 + (143 + 1);
/* Codes 286 and 287 do not exist, but we must include them in the
* tree construction to get a canonical Huffman tree (longest code
* all ones)