emo/busybox
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

*: style fixes. no code changes (verified with objdump)

Browse Source 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2010-01-28 02:24:24 +01:00
parent 17323a6245
commit 6b9f163353
23 changed files with 231 additions and 160 deletions
Download Patch File Download Diff File Expand all files Collapse all files
archival/bz/bzlib.c
+5 -3
View File
@@ -393,10 +393,12 @@ int BZ2_bzBuffToBuffCompress(char* dest,
bz_stream strm;
int ret;
if (dest == NULL || destLen == NULL ||
source == NULL ||
blockSize100k < 1 || blockSize100k > 9)
if (dest == NULL || destLen == NULL
|| source == NULL
|| blockSize100k < 1 || blockSize100k > 9
) {
return BZ_PARAM_ERROR;
}
BZ2_bzCompressInit(&strm, blockSize100k);
archival/dpkg.c
+6 -4
View File
@@ -858,8 +858,9 @@ static void write_status_file(deb_file_t **deb_file)
if (field_name == NULL) {
break;
}
if ((strcmp(field_name, "Priority") == 0) ||
(strcmp(field_name, "Section") == 0)) {
if ((strcmp(field_name, "Priority") == 0)
|| (strcmp(field_name, "Section") == 0)
) {
fprintf(new_status_file, "%s: %s\n", field_name, field_value);
}
}
@@ -1079,8 +1080,9 @@ static int check_deps(deb_file_t **deb_file, int deb_start /*, int dep_max_count
package_num = search_package_hashtable(package_edge->name, package_edge->version, package_edge->operator);
if (package_edge->type == EDGE_PRE_DEPENDS ||
package_edge->type == EDGE_DEPENDS) {
if (package_edge->type == EDGE_PRE_DEPENDS
|| package_edge->type == EDGE_DEPENDS
) {
int result=1;
status_num = 0;
archival/gzip.c
+5 -3
View File
@@ -620,10 +620,12 @@ static int longest_match(IPos cur_match)
/* Skip to next match if the match length cannot increase
* or if the match length is less than 2:
*/
if (match[best_len] != scan_end ||
match[best_len - 1] != scan_end1 ||
*match != *scan || *++match != scan[1])
if (match[best_len] != scan_end
|| match[best_len - 1] != scan_end1
|| *match != *scan || *++match != scan[1]
) {
continue;
}
/* The check at best_len-1 can be removed because it will be made
* again later. (This heuristic is not always a win.)
archival/lzo1x_9x.c
+84 -82
View File
@@ -176,7 +176,7 @@ static int swd_init(lzo_swd_p s)
if (s->look > 0) {
if (s->look > SWD_F)
s->look = SWD_F;
memcpy(&s->b[s->ip],s->c->ip,s->look);
memcpy(&s->b[s->ip], s->c->ip, s->look);
s->c->ip += s->look;
s->ip += s->look;
}
@@ -256,8 +256,8 @@ static void swd_accept(lzo_swd_p s, unsigned n)
swd_remove_node(s,s->rp);
/* add bp into HEAD3 */
key = HEAD3(s->b,s->bp);
s->succ3[s->bp] = s_get_head3(s,key);
key = HEAD3(s->b, s->bp);
s->succ3[s->bp] = s_get_head3(s, key);
s->head3[key] = s->bp;
s->best3[s->bp] = SWD_F + 1;
s->llen3[key]++;
@@ -265,7 +265,7 @@ static void swd_accept(lzo_swd_p s, unsigned n)
#ifdef HEAD2
/* add bp into HEAD2 */
key = HEAD2(s->b,s->bp);
key = HEAD2(s->b, s->bp);
s->head2[key] = s->bp;
#endif
@@ -298,18 +298,19 @@ static void swd_search(lzo_swd_p s, unsigned node, unsigned cnt)
assert(m_len < s->look);
if (p2[m_len - 1] == scan_end1 &&
p2[m_len] == p1[m_len] &&
p2[0] == p1[0] &&
p2[1] == p1[1]) {
if (p2[m_len - 1] == scan_end1
&& p2[m_len] == p1[m_len]
&& p2[0] == p1[0]
&& p2[1] == p1[1]
) {
unsigned i;
assert(lzo_memcmp(bp,&b[node],3) == 0);
assert(lzo_memcmp(bp, &b[node], 3) == 0);
p1 += 2; p2 += 2;
do {} while (++p1 < px && *p1 == *++p2);
i = p1-bp;
assert(lzo_memcmp(bp,&b[node],i) == 0);
assert(lzo_memcmp(bp, &b[node], i) == 0);
#if defined(SWD_BEST_OFF)
if (i < SWD_BEST_OFF) {
@@ -345,10 +346,10 @@ static int swd_search2(lzo_swd_p s)
assert(s->look >= 2);
assert(s->m_len > 0);
key = s->head2[ HEAD2(s->b,s->bp) ];
key = s->head2[HEAD2(s->b, s->bp)];
if (key == NIL2)
return 0;
assert(lzo_memcmp(&s->b[s->bp],&s->b[key],2) == 0);
assert(lzo_memcmp(&s->b[s->bp], &s->b[key], 2) == 0);
#if defined(SWD_BEST_OFF)
if (s->best_pos[2] == 0)
s->best_pos[2] = key + 1;
@@ -377,7 +378,7 @@ static void swd_findbest(lzo_swd_p s)
/* get current head, add bp into HEAD3 */
key = HEAD3(s->b,s->bp);
node = s->succ3[s->bp] = s_get_head3(s,key);
node = s->succ3[s->bp] = s_get_head3(s, key);
cnt = s->llen3[key]++;
assert(s->llen3[key] <= SWD_N + SWD_F);
if (cnt > s->max_chain)
@@ -396,7 +397,7 @@ static void swd_findbest(lzo_swd_p s)
if (swd_search2(s))
#endif
if (s->look >= 3)
swd_search(s,node,cnt);
swd_search(s, node, cnt);
if (s->m_len > len)
s->m_off = swd_pos2off(s,s->m_pos);
s->best3[s->bp] = s->m_len;
@@ -404,11 +405,12 @@ static void swd_findbest(lzo_swd_p s)
#if defined(SWD_BEST_OFF)
if (s->use_best_off) {
int i;
for (i = 2; i < SWD_BEST_OFF; i++)
for (i = 2; i < SWD_BEST_OFF; i++) {
if (s->best_pos[i] > 0)
s->best_off[i] = swd_pos2off(s,s->best_pos[i]-1);
s->best_off[i] = swd_pos2off(s, s->best_pos[i]-1);
else
s->best_off[i] = 0;
}
}
#endif
}
@@ -417,7 +419,7 @@ static void swd_findbest(lzo_swd_p s)
#ifdef HEAD2
/* add bp into HEAD2 */
key = HEAD2(s->b,s->bp);
key = HEAD2(s->b, s->bp);
s->head2[key] = s->bp;
#endif
}
@@ -467,7 +469,7 @@ static int find_match(lzo1x_999_t *c, lzo_swd_p s,
s->m_len = 1;
#ifdef SWD_BEST_OFF
if (s->use_best_off)
memset(s->best_pos,0,sizeof(s->best_pos));
memset(s->best_pos, 0, sizeof(s->best_pos));
#endif
swd_findbest(s);
c->m_len = s->m_len;
@@ -505,7 +507,8 @@ static uint8_t *code_match(lzo1x_999_t *c,
assert(op > c->out);
if (m_len == 2) {
assert(m_off <= M1_MAX_OFFSET);
assert(c->r1_lit > 0); assert(c->r1_lit < 4);
assert(c->r1_lit > 0);
assert(c->r1_lit < 4);
m_off -= 1;
*op++ = M1_MARKER | ((m_off & 3) << 2);
*op++ = m_off >> 2;
@@ -529,11 +532,10 @@ static uint8_t *code_match(lzo1x_999_t *c,
else {
m_len -= M3_MAX_LEN;
*op++ = M3_MARKER | 0;
while (m_len > 255)
{
m_len -= 255;
*op++ = 0;
}
while (m_len > 255) {
m_len -= 255;
*op++ = 0;
}
assert(m_len > 0);
*op++ = m_len;
}
@@ -543,7 +545,8 @@ static uint8_t *code_match(lzo1x_999_t *c,
unsigned k;
assert(m_len >= 3);
assert(m_off > 0x4000); assert(m_off <= 0xbfff);
assert(m_off > 0x4000);
assert(m_off <= 0xbfff);
m_off -= 0x4000;
k = (m_off & 0x4000) >> 11;
if (m_len <= M4_MAX_LEN)
@@ -551,11 +554,10 @@ static uint8_t *code_match(lzo1x_999_t *c,
else {
m_len -= M4_MAX_LEN;
*op++ = M4_MARKER | k | 0;
while (m_len > 255)
{
m_len -= 255;
*op++ = 0;
}
while (m_len > 255) {
m_len -= 255;
*op++ = 0;
}
assert(m_len > 0);
*op++ = m_len;
}
@@ -598,7 +600,7 @@ static uint8_t *code_run(lzo1x_999_t *c, uint8_t *op, const uint8_t *ii,
{
if (lit > 0) {
assert(m_len >= 2);
op = STORE_RUN(c,op,ii,lit);
op = STORE_RUN(c, op, ii, lit);
} else {
assert(m_len >= 3);
}
@@ -681,32 +683,32 @@ static void better_match(const lzo_swd_p swd,
return;
/* M3/M4 -> M2 */
if (*m_off > M2_MAX_OFFSET &&
*m_len >= M2_MIN_LEN + 1 && *m_len <= M2_MAX_LEN + 1 &&
swd->best_off[*m_len-1] && swd->best_off[*m_len-1] <= M2_MAX_OFFSET)
{
*m_len = *m_len - 1;
*m_off = swd->best_off[*m_len];
return;
}
if (*m_off > M2_MAX_OFFSET
&& *m_len >= M2_MIN_LEN + 1 && *m_len <= M2_MAX_LEN + 1
&& swd->best_off[*m_len-1] && swd->best_off[*m_len-1] <= M2_MAX_OFFSET
) {
*m_len = *m_len - 1;
*m_off = swd->best_off[*m_len];
return;
}
/* M4 -> M2 */
if (*m_off > M3_MAX_OFFSET &&
*m_len >= M4_MAX_LEN + 1 && *m_len <= M2_MAX_LEN + 2 &&
swd->best_off[*m_len-2] && swd->best_off[*m_len-2] <= M2_MAX_OFFSET)
{
*m_len = *m_len - 2;
*m_off = swd->best_off[*m_len];
return;
}
if (*m_off > M3_MAX_OFFSET
&& *m_len >= M4_MAX_LEN + 1 && *m_len <= M2_MAX_LEN + 2
&& swd->best_off[*m_len-2] && swd->best_off[*m_len-2] <= M2_MAX_OFFSET
) {
*m_len = *m_len - 2;
*m_off = swd->best_off[*m_len];
return;
}
/* M4 -> M3 */
if (*m_off > M3_MAX_OFFSET &&
*m_len >= M4_MAX_LEN + 1 && *m_len <= M3_MAX_LEN + 1 &&
swd->best_off[*m_len-1] && swd->best_off[*m_len-1] <= M3_MAX_OFFSET)
{
*m_len = *m_len - 1;
*m_off = swd->best_off[*m_len];
}
if (*m_off > M3_MAX_OFFSET
&& *m_len >= M4_MAX_LEN + 1 && *m_len <= M3_MAX_LEN + 1
&& swd->best_off[*m_len-1] && swd->best_off[*m_len-1] <= M3_MAX_OFFSET
) {
*m_len = *m_len - 1;
*m_off = swd->best_off[*m_len];
}
}
#endif
@@ -728,8 +730,8 @@ static int lzo1x_999_compress_internal(const uint8_t *in, unsigned in_len,
unsigned lit;
unsigned m_len, m_off;
lzo1x_999_t cc;
lzo1x_999_t * const c = &cc;
lzo_swd_p const swd = (lzo_swd_p) wrkmem;
lzo1x_999_t *const c = &cc;
const lzo_swd_p swd = (lzo_swd_p) wrkmem;
int r;
c->init = 0;
@@ -766,18 +768,18 @@ static int lzo1x_999_compress_internal(const uint8_t *in, unsigned in_len,
assert(ii + lit == c->bp);
assert(swd->b_char == *(c->bp));
if ( m_len < 2 ||
(m_len == 2 && (m_off > M1_MAX_OFFSET || lit == 0 || lit >= 4)) ||
/* Do not accept this match for compressed-data compatibility
* with LZO v1.01 and before
* [ might be a problem for decompress() and optimize() ]
*/
(m_len == 2 && op == out) ||
(op == out && lit == 0))
{
/* a literal */
m_len = 0;
}
if (m_len < 2
|| (m_len == 2 && (m_off > M1_MAX_OFFSET || lit == 0 || lit >= 4))
/* Do not accept this match for compressed-data compatibility
* with LZO v1.01 and before
* [ might be a problem for decompress() and optimize() ]
*/
|| (m_len == 2 && op == out)
|| (op == out && lit == 0)
) {
/* a literal */
m_len = 0;
}
else if (m_len == M2_MIN_LEN) {
/* compression ratio improves if we code a literal in some cases */
if (m_off > MX_MAX_OFFSET && lit >= 4)
@@ -788,7 +790,7 @@ static int lzo1x_999_compress_internal(const uint8_t *in, unsigned in_len,
/* a literal */
lit++;
swd->max_chain = max_chain;
r = find_match(c,swd,1,0);
r = find_match(c, swd, 1, 0);
assert(r == 0);
continue;
}
@@ -796,7 +798,7 @@ static int lzo1x_999_compress_internal(const uint8_t *in, unsigned in_len,
/* a match */
#if defined(SWD_BEST_OFF)
if (swd->use_best_off)
better_match(swd,&m_len,&m_off);
better_match(swd, &m_len, &m_off);
#endif
/* shall we try a lazy match ? */
@@ -807,7 +809,7 @@ static int lzo1x_999_compress_internal(const uint8_t *in, unsigned in_len,
max_ahead = 0;
} else {
/* yes, try a lazy match */
l1 = len_of_coded_match(m_len,m_off,lit);
l1 = len_of_coded_match(m_len, m_off, lit);
assert(l1 > 0);
max_ahead = LZO_MIN(2, (unsigned)l1 - 1);
}
@@ -820,7 +822,7 @@ static int lzo1x_999_compress_internal(const uint8_t *in, unsigned in_len,
swd->max_chain = max_chain >> 2;
else
swd->max_chain = max_chain;
r = find_match(c,swd,1,0);
r = find_match(c, swd, 1, 0);
ahead++;
assert(r == 0);
@@ -833,23 +835,23 @@ static int lzo1x_999_compress_internal(const uint8_t *in, unsigned in_len,
continue;
#if defined(SWD_BEST_OFF)
if (swd->use_best_off)
better_match(swd,&c->m_len,&c->m_off);
better_match(swd, &c->m_len, &c->m_off);
#endif
l2 = len_of_coded_match(c->m_len,c->m_off,lit+ahead);
l2 = len_of_coded_match(c->m_len, c->m_off, lit+ahead);
if (l2 < 0)
continue;
/* compressed-data compatibility [see above] */
l3 = (op == out) ? -1 : len_of_coded_match(ahead,m_off,lit);
l3 = (op == out) ? -1 : len_of_coded_match(ahead, m_off, lit);
lazy_match_min_gain = min_gain(ahead,lit,lit+ahead,l1,l2,l3);
lazy_match_min_gain = min_gain(ahead, lit, lit+ahead, l1, l2, l3);
if (c->m_len >= m_len + lazy_match_min_gain) {
if (l3 > 0) {
/* code previous run */
op = code_run(c,op,ii,lit);
op = code_run(c, op, ii, lit);
lit = 0;
/* code shortened match */
op = code_match(c,op,ahead,m_off);
op = code_match(c, op, ahead, m_off);
} else {
lit += ahead;
assert(ii + lit == c->bp);
@@ -861,13 +863,13 @@ static int lzo1x_999_compress_internal(const uint8_t *in, unsigned in_len,
assert(ii + lit + ahead == c->bp);
/* 1 - code run */
op = code_run(c,op,ii,lit);
op = code_run(c, op, ii, lit);
lit = 0;
/* 2 - code match */
op = code_match(c,op,m_len,m_off);
op = code_match(c, op, m_len, m_off);
swd->max_chain = max_chain;
r = find_match(c,swd,m_len,1+ahead);
r = find_match(c, swd, m_len, 1+ahead);
assert(r == 0);
lazy_match_done: ;
@@ -875,7 +877,7 @@ static int lzo1x_999_compress_internal(const uint8_t *in, unsigned in_len,
/* store final run */
if (lit > 0)
op = STORE_RUN(c,op,ii,lit);
op = STORE_RUN(c, op, ii, lit);
#if defined(LZO_EOF_CODE)
*op++ = M4_MARKER | 1;
archival/lzop.c
+6 -3
View File
@@ -166,9 +166,12 @@ static NOINLINE int lzo1x_optimize(uint8_t *in, unsigned in_len,
o_m1_a++;
}
/* test if a literal run follows */
else if (nl == 0 && ip[0] < 16 && ip[0] != 0 &&
(lit + 2 + ip[0] < 16))
{
else
if (nl == 0
&& ip[0] < 16
&& ip[0] != 0
&& (lit + 2 + ip[0] < 16)
) {
t = *ip++;
/* remove short run */
*litp &= ~3;