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make compressed help code NOMMU- and NOFORK-friendly -

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no forking anymore, bunzip2 unpack routine now does all it in memory.
This commit is contained in:
Denis Vlasenko
2007-04-10 21:40:19 +00:00
parent 335b63d8d1
commit c6758a07c6
11 changed files with 138 additions and 174 deletions
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7
libbb/crc32.c
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@@ -16,14 +16,15 @@
#include "libbb.h"
uint32_t *crc32_filltable(int endian)
uint32_t *crc32_filltable(uint32_t *crc_table, int endian)
{
uint32_t *crc_table = xmalloc(256 * sizeof(uint32_t));
uint32_t polynomial = endian ? 0x04c11db7 : 0xedb88320;
uint32_t c;
int i, j;
if (!crc_table)
crc_table = xmalloc(256 * sizeof(uint32_t));
for (i = 0; i < 256; i++) {
c = endian ? (i << 24) : i;
for (j = 8; j; j--) {