wok-current rev 3214
busybox: add replay, speedup unlzma
| author | Pascal Bellard <pascal.bellard@slitaz.org> |
|---|---|
| date | Thu May 28 13:57:09 2009 +0200 (2009-05-28) |
| parents | db989f95819d |
| children | 2ebadeb1077e |
| files | busybox/receipt busybox/stuff/busybox-1.12.0-replay.u busybox/stuff/busybox-1.12.0-unlzma.u busybox/stuff/busybox-1.12.0.config |
line diff
1.1 --- a/busybox/receipt Thu May 28 11:47:11 2009 +0200 1.2 +++ b/busybox/receipt Thu May 28 13:57:09 2009 +0200 1.3 @@ -34,6 +34,8 @@ 1.4 mkswap.u 1.5 install.u 1.6 basename.u 1.7 +unlzma.u 1.8 +replay.u 1.9 EOT 1.10 cp ../stuff/$PACKAGE-$VERSION.config .config 1.11 make oldconfig
2.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 2.2 +++ b/busybox/stuff/busybox-1.12.0-replay.u Thu May 28 13:57:09 2009 +0200 2.3 @@ -0,0 +1,222 @@ 2.4 +--- busybox-1.12.0/util-linux/script.c 2.5 ++++ busybox-1.12.0/util-linux/script.c 2.6 +@@ -36,6 +36,15 @@ 2.7 + const char *shell; 2.8 + char shell_opt[] = "-i"; 2.9 + char *shell_arg = NULL; 2.10 ++ enum { 2.11 ++ OPT_a = (1 << 0), 2.12 ++ OPT_c = (1 << 1), 2.13 ++ OPT_f = (1 << 2), 2.14 ++ OPT_q = (1 << 3), 2.15 ++#if ENABLE_REPLAY 2.16 ++ OPT_t = (1 << 4), 2.17 ++#endif 2.18 ++ }; 2.19 + 2.20 + #if ENABLE_GETOPT_LONG 2.21 + static const char getopt_longopts[] ALIGN1 = 2.22 +@@ -43,25 +52,28 @@ 2.23 + "command\0" Required_argument "c" 2.24 + "flush\0" No_argument "f" 2.25 + "quiet\0" No_argument "q" 2.26 ++# if ENABLE_REPLAY 2.27 ++ "timing\0" No_argument "t" 2.28 ++# endif 2.29 + ; 2.30 + 2.31 + applet_long_options = getopt_longopts; 2.32 + #endif 2.33 + opt_complementary = "?1"; /* max one arg */ 2.34 +- opt = getopt32(argv, "ac:fq", &shell_arg); 2.35 ++ opt = getopt32(argv, "ac:fq" USE_REPLAY("t") , &shell_arg); 2.36 + //argc -= optind; 2.37 + argv += optind; 2.38 + if (argv[0]) { 2.39 + fname = argv[0]; 2.40 + } 2.41 + mode = O_CREAT|O_TRUNC|O_WRONLY; 2.42 +- if (opt & 1) { 2.43 ++ if (opt & OPT_a) { 2.44 + mode = O_CREAT|O_APPEND|O_WRONLY; 2.45 + } 2.46 +- if (opt & 2) { 2.47 ++ if (opt & OPT_c) { 2.48 + shell_opt[1] = 'c'; 2.49 + } 2.50 +- if (!(opt & 8)) { /* not -q */ 2.51 ++ if (!(opt & OPT_q)) { 2.52 + printf("Script started, file is %s\n", fname); 2.53 + } 2.54 + shell = getenv("SHELL"); 2.55 +@@ -97,6 +109,10 @@ 2.56 + #define buf bb_common_bufsiz1 2.57 + struct pollfd pfd[2]; 2.58 + int outfd, count, loop; 2.59 ++#if ENABLE_REPLAY 2.60 ++ struct timeval tv; 2.61 ++ double oldtime=time(NULL), newtime; 2.62 ++#endif 2.63 + 2.64 + outfd = xopen(fname, mode); 2.65 + pfd[0].fd = pty; 2.66 +@@ -118,15 +134,27 @@ 2.67 + } 2.68 + if (pfd[0].revents) { 2.69 + errno = 0; 2.70 ++#if ENABLE_REPLAY 2.71 ++ if (opt & OPT_t) { 2.72 ++ gettimeofday(&tv, NULL); 2.73 ++ } 2.74 ++#endif 2.75 + count = safe_read(pty, buf, sizeof(buf)); 2.76 + if (count <= 0 && errno != EAGAIN) { 2.77 + /* err/eof from pty: exit */ 2.78 + goto restore; 2.79 + } 2.80 + if (count > 0) { 2.81 ++#if ENABLE_REPLAY 2.82 ++ if (opt & OPT_t) { 2.83 ++ newtime = tv.tv_sec + (double) tv.tv_usec / 1000000; 2.84 ++ fprintf(stderr, "%f %i\n", newtime - oldtime, count); 2.85 ++ oldtime = newtime; 2.86 ++ } 2.87 ++#endif 2.88 + full_write(STDOUT_FILENO, buf, count); 2.89 + full_write(outfd, buf, count); 2.90 +- if (opt & 4) { /* -f */ 2.91 ++ if (opt & OPT_f) { 2.92 + fsync(outfd); 2.93 + } 2.94 + } 2.95 +@@ -158,7 +186,7 @@ 2.96 + restore: 2.97 + if (attr_ok == 0) 2.98 + tcsetattr(0, TCSAFLUSH, &tt); 2.99 +- if (!(opt & 8)) /* not -q */ 2.100 ++ if (!(opt & OPT_q)) 2.101 + printf("Script done, file is %s\n", fname); 2.102 + return EXIT_SUCCESS; 2.103 + } 2.104 + 2.105 +--- busybox-1.12.0/util-linux/Config.in 2.106 ++++ busybox-1.12.0/util-linux/Config.in 2.107 +@@ -719,6 +719,13 @@ 2.108 + help 2.109 + This allows you to parse /proc/profile for basic profiling. 2.110 + 2.111 ++config REPLAY 2.112 ++ bool "replay" 2.113 ++ default n 2.114 ++ help 2.115 ++ This program replays a typescript, using timing information 2.116 ++ given by script -t. 2.117 ++ 2.118 + config RTCWAKE 2.119 + bool "rtcwake" 2.120 + default n 2.121 + 2.122 +--- busybox-1.12.0/util-linux/Kbuild 2.123 ++++ busybox-1.12.0/util-linux/Kbuild 2.124 +@@ -28,6 +28,7 @@ 2.125 + lib-$(CONFIG_RDATE) += rdate.o 2.126 + lib-$(CONFIG_RDEV) += rdev.o 2.127 + lib-$(CONFIG_READPROFILE) += readprofile.o 2.128 ++lib-$(CONFIG_REPLAY) += replay.o 2.129 + lib-$(CONFIG_RTCWAKE) += rtcwake.o 2.130 + lib-$(CONFIG_SCRIPT) += script.o 2.131 + lib-$(CONFIG_SETARCH) += setarch.o 2.132 + 2.133 +--- busybox-1.12.0/include/applets.h 2.134 +USE_RM(APPLET_NOFORK(rm, rm, _BB_DIR_BIN, _BB_SUID_NEVER, rm)) 2.135 ++++ busybox-1.12.0/include/applets.h 2.136 +@@ -294,6 +294,7 @@ 2.137 + USE_REALPATH(APPLET(realpath, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) 2.138 + USE_HALT(APPLET_ODDNAME(reboot, halt, _BB_DIR_SBIN, _BB_SUID_NEVER, reboot)) 2.139 + USE_RENICE(APPLET(renice, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) 2.140 ++USE_REPLAY(APPLET(replay, _BB_DIR_BIN, _BB_SUID_NEVER)) 2.141 + USE_RESET(APPLET(reset, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) 2.142 + USE_RESIZE(APPLET(resize, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) 2.143 + USE_RESTORECON(APPLET_ODDNAME(restorecon, setfiles, _BB_DIR_SBIN, _BB_SUID_NEVER, restorecon)) 2.144 + 2.145 +--- busybox-1.12.0/include/usage.h 2.146 ++++ busybox-1.12.0/include/usage.h 2.147 +@@ -3244,6 +3244,11 @@ 2.148 + "\n -g Process group id(s)" \ 2.149 + "\n -u Process user name(s) and/or id(s)" \ 2.150 + 2.151 ++#define replay_trivial_usage \ 2.152 ++ "timingfile [typescript [divisor]]" 2.153 ++#define replay_full_usage "\n\n" \ 2.154 ++ "Play back typescripts, using timing information" 2.155 ++ 2.156 + #define reset_trivial_usage \ 2.157 + "" 2.158 + #define reset_full_usage "\n\n" \ 2.159 +@@ -3426,13 +3431,20 @@ 2.160 + 2.161 + #define script_trivial_usage \ 2.162 + "[-afq] [-c COMMAND] [OUTFILE]" 2.163 +-#define script_full_usage "\n\n" \ 2.164 ++#define script_full_usage_base "\n\n" \ 2.165 + "Options:" \ 2.166 + "\n -a Append output" \ 2.167 + "\n -c Run COMMAND, not shell" \ 2.168 + "\n -f Flush output after each write" \ 2.169 + "\n -q Quiet" \ 2.170 + 2.171 ++#ifdef USE_REPLAY 2.172 ++#define script_full_usage script_full_usage_base \ 2.173 ++ "\n -t Send timing to stderr" 2.174 ++#else 2.175 ++#define script_full_usage script_full_usage_base 2.176 ++#endif 2.177 ++ 2.178 + #define sed_trivial_usage \ 2.179 + "[-efinr] pattern [files...]" 2.180 + #define sed_full_usage "\n\n" \ 2.181 + 2.182 +--- busybox-1.12.0/util-linux/replay.c 2.183 ++++ busybox-1.12.0/util-linux/replay.c 2.184 +@@ -0,0 +1,41 @@ 2.185 ++/* vi: set sw=4 ts=4: */ 2.186 ++/* 2.187 ++ * replay - play back typescripts, using timing information 2.188 ++ * 2.189 ++ * pascal.bellard@ads-lu.com 2.190 ++ * 2.191 ++ * Licensed under GPLv2 or later, see file License in this tarball for details. 2.192 ++ * 2.193 ++ */ 2.194 ++ 2.195 ++#include "libbb.h" 2.196 ++ 2.197 ++int replay_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; 2.198 ++int replay_main(int argc, char **argv) 2.199 ++{ 2.200 ++ const char *script = "typescript"; 2.201 ++ double delay, factor = 1000000.0; 2.202 ++ int fd; 2.203 ++ long count; 2.204 ++ FILE *tfp; 2.205 ++ 2.206 ++ switch (argc) { 2.207 ++ case 4: factor /= atof(argv[3]); 2.208 ++ case 3: script = argv[2]; 2.209 ++ case 2: break; 2.210 ++ default: 2.211 ++ bb_show_usage(); 2.212 ++ } 2.213 ++ 2.214 ++ tfp = xfopen_for_read(argv[1]); 2.215 ++ fd = open(script, O_RDONLY); 2.216 ++ while (fscanf(tfp, "%lf %ld\n", &delay, &count) == 2) { 2.217 ++ usleep(delay * factor); 2.218 ++ bb_copyfd_exact_size(fd, STDOUT_FILENO, count); 2.219 ++ } 2.220 ++#if ENABLE_FEATURE_CLEAN_UP 2.221 ++ close(fd); 2.222 ++ fclose(tfp); 2.223 ++#endif 2.224 ++ return EXIT_SUCCESS; 2.225 ++}
3.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 3.2 +++ b/busybox/stuff/busybox-1.12.0-unlzma.u Thu May 28 13:57:09 2009 +0200 3.3 @@ -0,0 +1,302 @@ 3.4 +--- busybox-1.12.0/archival/libunarchive/decompress_unlzma.c 3.5 ++++ busybox-1.12.0/archival/libunarchive/decompress_unlzma.c 3.6 +@@ -14,8 +14,10 @@ 3.7 + 3.8 + #if ENABLE_FEATURE_LZMA_FAST 3.9 + # define speed_inline ALWAYS_INLINE 3.10 ++# define size_inline 3.11 + #else 3.12 + # define speed_inline 3.13 ++# define size_inline ALWAYS_INLINE 3.14 + #endif 3.15 + 3.16 + 3.17 +@@ -44,8 +46,8 @@ 3.18 + #define RC_MODEL_TOTAL_BITS 11 3.19 + 3.20 + 3.21 +-/* Called twice: once at startup and once in rc_normalize() */ 3.22 +-static void rc_read(rc_t *rc) 3.23 ++/* Called twice: once at startup (LZMA_FAST only) and once in rc_normalize() */ 3.24 ++static size_inline void rc_read(rc_t *rc) 3.25 + { 3.26 + int buffer_size = safe_read(rc->fd, RC_BUFFER, RC_BUFFER_SIZE); 3.27 + if (buffer_size <= 0) 3.28 +@@ -54,8 +56,17 @@ 3.29 + rc->buffer_end = RC_BUFFER + buffer_size; 3.30 + } 3.31 + 3.32 ++/* Called twice, but one callsite is in speed_inline'd rc_is_bit_1() */ 3.33 ++static void rc_do_normalize(rc_t *rc) 3.34 ++{ 3.35 ++ if (rc->ptr >= rc->buffer_end) 3.36 ++ rc_read(rc); 3.37 ++ rc->range <<= 8; 3.38 ++ rc->code = (rc->code << 8) | *rc->ptr++; 3.39 ++} 3.40 ++ 3.41 + /* Called once */ 3.42 +-static rc_t* rc_init(int fd) /*, int buffer_size) */ 3.43 ++static ALWAYS_INLINE rc_t* rc_init(int fd) /*, int buffer_size) */ 3.44 + { 3.45 + int i; 3.46 + rc_t *rc; 3.47 +@@ -63,17 +74,18 @@ 3.48 + rc = xmalloc(sizeof(*rc) + RC_BUFFER_SIZE); 3.49 + 3.50 + rc->fd = fd; 3.51 +- /* rc->buffer_size = buffer_size; */ 3.52 +- rc->buffer_end = RC_BUFFER + RC_BUFFER_SIZE; 3.53 + rc->ptr = rc->buffer_end; 3.54 + 3.55 +- rc->code = 0; 3.56 +- rc->range = 0xFFFFFFFF; 3.57 + for (i = 0; i < 5; i++) { 3.58 ++#if ENABLE_FEATURE_LZMA_FAST 3.59 + if (rc->ptr >= rc->buffer_end) 3.60 + rc_read(rc); 3.61 + rc->code = (rc->code << 8) | *rc->ptr++; 3.62 ++#else 3.63 ++ rc_do_normalize(rc); 3.64 ++#endif 3.65 + } 3.66 ++ rc->range = 0xFFFFFFFF; 3.67 + return rc; 3.68 + } 3.69 + 3.70 +@@ -83,14 +95,6 @@ 3.71 + free(rc); 3.72 + } 3.73 + 3.74 +-/* Called twice, but one callsite is in speed_inline'd rc_is_bit_0_helper() */ 3.75 +-static void rc_do_normalize(rc_t *rc) 3.76 +-{ 3.77 +- if (rc->ptr >= rc->buffer_end) 3.78 +- rc_read(rc); 3.79 +- rc->range <<= 8; 3.80 +- rc->code = (rc->code << 8) | *rc->ptr++; 3.81 +-} 3.82 + static ALWAYS_INLINE void rc_normalize(rc_t *rc) 3.83 + { 3.84 + if (rc->range < (1 << RC_TOP_BITS)) { 3.85 +@@ -98,49 +102,30 @@ 3.86 + } 3.87 + } 3.88 + 3.89 +-/* rc_is_bit_0 is called 9 times */ 3.90 +-/* Why rc_is_bit_0_helper exists? 3.91 +- * Because we want to always expose (rc->code < rc->bound) to optimizer. 3.92 +- * Thus rc_is_bit_0 is always inlined, and rc_is_bit_0_helper is inlined 3.93 +- * only if we compile for speed. 3.94 +- */ 3.95 +-static speed_inline uint32_t rc_is_bit_0_helper(rc_t *rc, uint16_t *p) 3.96 ++/* rc_is_bit_1 is called 9 times */ 3.97 ++static speed_inline int rc_is_bit_1(rc_t *rc, uint16_t *p) 3.98 + { 3.99 + rc_normalize(rc); 3.100 + rc->bound = *p * (rc->range >> RC_MODEL_TOTAL_BITS); 3.101 +- return rc->bound; 3.102 ++ if (rc->code < rc->bound) { 3.103 ++ rc->range = rc->bound; 3.104 ++ *p += ((1 << RC_MODEL_TOTAL_BITS) - *p) >> RC_MOVE_BITS; 3.105 ++ return 0; 3.106 ++ } 3.107 ++ else { 3.108 ++ rc->range -= rc->bound; 3.109 ++ rc->code -= rc->bound; 3.110 ++ *p -= *p >> RC_MOVE_BITS; 3.111 ++ return 1; 3.112 ++ } 3.113 + } 3.114 +-static ALWAYS_INLINE int rc_is_bit_0(rc_t *rc, uint16_t *p) 3.115 +-{ 3.116 +- uint32_t t = rc_is_bit_0_helper(rc, p); 3.117 +- return rc->code < t; 3.118 +-} 3.119 + 3.120 +-/* Called ~10 times, but very small, thus inlined */ 3.121 +-static speed_inline void rc_update_bit_0(rc_t *rc, uint16_t *p) 3.122 +-{ 3.123 +- rc->range = rc->bound; 3.124 +- *p += ((1 << RC_MODEL_TOTAL_BITS) - *p) >> RC_MOVE_BITS; 3.125 +-} 3.126 +-static speed_inline void rc_update_bit_1(rc_t *rc, uint16_t *p) 3.127 +-{ 3.128 +- rc->range -= rc->bound; 3.129 +- rc->code -= rc->bound; 3.130 +- *p -= *p >> RC_MOVE_BITS; 3.131 +-} 3.132 +- 3.133 + /* Called 4 times in unlzma loop */ 3.134 +-static int rc_get_bit(rc_t *rc, uint16_t *p, int *symbol) 3.135 ++static speed_inline int rc_get_bit(rc_t *rc, uint16_t *p, int *symbol) 3.136 + { 3.137 +- if (rc_is_bit_0(rc, p)) { 3.138 +- rc_update_bit_0(rc, p); 3.139 +- *symbol *= 2; 3.140 +- return 0; 3.141 +- } else { 3.142 +- rc_update_bit_1(rc, p); 3.143 +- *symbol = *symbol * 2 + 1; 3.144 +- return 1; 3.145 +- } 3.146 ++ int ret = rc_is_bit_1(rc, p); 3.147 ++ *symbol = *symbol * 2 + ret; 3.148 ++ return ret; 3.149 + } 3.150 + 3.151 + /* Called once */ 3.152 +@@ -266,13 +251,13 @@ 3.153 + header.dst_size = SWAP_LE64(header.dst_size); 3.154 + 3.155 + if (header.dict_size == 0) 3.156 +- header.dict_size = 1; 3.157 ++ header.dict_size++; 3.158 + 3.159 + buffer = xmalloc(MIN(header.dst_size, header.dict_size)); 3.160 + 3.161 + num_probs = LZMA_BASE_SIZE + (LZMA_LIT_SIZE << (lc + lp)); 3.162 + p = xmalloc(num_probs * sizeof(*p)); 3.163 +- num_probs = LZMA_LITERAL + (LZMA_LIT_SIZE << (lc + lp)); 3.164 ++ num_probs += LZMA_LITERAL - LZMA_BASE_SIZE; 3.165 + for (i = 0; i < num_probs; i++) 3.166 + p[i] = (1 << RC_MODEL_TOTAL_BITS) >> 1; 3.167 + 3.168 +@@ -282,9 +267,8 @@ 3.169 + int pos_state = (buffer_pos + global_pos) & pos_state_mask; 3.170 + 3.171 + prob = p + LZMA_IS_MATCH + (state << LZMA_NUM_POS_BITS_MAX) + pos_state; 3.172 +- if (rc_is_bit_0(rc, prob)) { 3.173 ++ if (!rc_is_bit_1(rc, prob)) { 3.174 + mi = 1; 3.175 +- rc_update_bit_0(rc, prob); 3.176 + prob = (p + LZMA_LITERAL 3.177 + + (LZMA_LIT_SIZE * ((((buffer_pos + global_pos) & literal_pos_mask) << lc) 3.178 + + (previous_byte >> (8 - lc)) 3.179 +@@ -340,26 +324,21 @@ 3.180 + int offset; 3.181 + uint16_t *prob_len; 3.182 + 3.183 +- rc_update_bit_1(rc, prob); 3.184 + prob = p + LZMA_IS_REP + state; 3.185 +- if (rc_is_bit_0(rc, prob)) { 3.186 +- rc_update_bit_0(rc, prob); 3.187 ++ if (!rc_is_bit_1(rc, prob)) { 3.188 + rep3 = rep2; 3.189 + rep2 = rep1; 3.190 + rep1 = rep0; 3.191 + state = state < LZMA_NUM_LIT_STATES ? 0 : 3; 3.192 + prob = p + LZMA_LEN_CODER; 3.193 + } else { 3.194 +- rc_update_bit_1(rc, prob); 3.195 +- prob = p + LZMA_IS_REP_G0 + state; 3.196 +- if (rc_is_bit_0(rc, prob)) { 3.197 +- rc_update_bit_0(rc, prob); 3.198 ++ prob += LZMA_IS_REP_G0 - LZMA_IS_REP; 3.199 ++ if (!rc_is_bit_1(rc, prob)) { 3.200 + prob = (p + LZMA_IS_REP_0_LONG 3.201 + + (state << LZMA_NUM_POS_BITS_MAX) 3.202 + + pos_state 3.203 + ); 3.204 +- if (rc_is_bit_0(rc, prob)) { 3.205 +- rc_update_bit_0(rc, prob); 3.206 ++ if (!rc_is_bit_1(rc, prob)) { 3.207 + 3.208 + state = state < LZMA_NUM_LIT_STATES ? 9 : 11; 3.209 + #if ENABLE_FEATURE_LZMA_FAST 3.210 +@@ -372,25 +351,16 @@ 3.211 + len = 1; 3.212 + goto string; 3.213 + #endif 3.214 +- } else { 3.215 +- rc_update_bit_1(rc, prob); 3.216 + } 3.217 + } else { 3.218 + uint32_t distance; 3.219 + 3.220 +- rc_update_bit_1(rc, prob); 3.221 +- prob = p + LZMA_IS_REP_G1 + state; 3.222 +- if (rc_is_bit_0(rc, prob)) { 3.223 +- rc_update_bit_0(rc, prob); 3.224 +- distance = rep1; 3.225 +- } else { 3.226 +- rc_update_bit_1(rc, prob); 3.227 +- prob = p + LZMA_IS_REP_G2 + state; 3.228 +- if (rc_is_bit_0(rc, prob)) { 3.229 +- rc_update_bit_0(rc, prob); 3.230 +- distance = rep2; 3.231 +- } else { 3.232 +- rc_update_bit_1(rc, prob); 3.233 ++ prob += LZMA_IS_REP_G1 - LZMA_IS_REP_G0; 3.234 ++ distance = rep1; 3.235 ++ if (rc_is_bit_1(rc, prob)) { 3.236 ++ prob += LZMA_IS_REP_G2 - LZMA_IS_REP_G1; 3.237 ++ distance = rep2; 3.238 ++ if (rc_is_bit_1(rc, prob)) { 3.239 + distance = rep3; 3.240 + rep3 = rep2; 3.241 + } 3.242 +@@ -404,24 +374,20 @@ 3.243 + } 3.244 + 3.245 + prob_len = prob + LZMA_LEN_CHOICE; 3.246 +- if (rc_is_bit_0(rc, prob_len)) { 3.247 +- rc_update_bit_0(rc, prob_len); 3.248 +- prob_len = (prob + LZMA_LEN_LOW 3.249 +- + (pos_state << LZMA_LEN_NUM_LOW_BITS)); 3.250 ++ if (!rc_is_bit_1(rc, prob_len)) { 3.251 ++ prob_len += LZMA_LEN_LOW - LZMA_LEN_CHOICE 3.252 ++ + (pos_state << LZMA_LEN_NUM_LOW_BITS); 3.253 + offset = 0; 3.254 + num_bits = LZMA_LEN_NUM_LOW_BITS; 3.255 + } else { 3.256 +- rc_update_bit_1(rc, prob_len); 3.257 +- prob_len = prob + LZMA_LEN_CHOICE_2; 3.258 +- if (rc_is_bit_0(rc, prob_len)) { 3.259 +- rc_update_bit_0(rc, prob_len); 3.260 +- prob_len = (prob + LZMA_LEN_MID 3.261 +- + (pos_state << LZMA_LEN_NUM_MID_BITS)); 3.262 ++ prob_len += LZMA_LEN_CHOICE_2 - LZMA_LEN_CHOICE; 3.263 ++ if (!rc_is_bit_1(rc, prob_len)) { 3.264 ++ prob_len += LZMA_LEN_MID - LZMA_LEN_CHOICE_2 3.265 ++ + (pos_state << LZMA_LEN_NUM_MID_BITS); 3.266 + offset = 1 << LZMA_LEN_NUM_LOW_BITS; 3.267 + num_bits = LZMA_LEN_NUM_MID_BITS; 3.268 + } else { 3.269 +- rc_update_bit_1(rc, prob_len); 3.270 +- prob_len = prob + LZMA_LEN_HIGH; 3.271 ++ prob_len += LZMA_LEN_HIGH - LZMA_LEN_CHOICE_2; 3.272 + offset = ((1 << LZMA_LEN_NUM_LOW_BITS) 3.273 + + (1 << LZMA_LEN_NUM_MID_BITS)); 3.274 + num_bits = LZMA_LEN_NUM_HIGH_BITS; 3.275 +@@ -440,17 +406,18 @@ 3.276 + << LZMA_NUM_POS_SLOT_BITS); 3.277 + rc_bit_tree_decode(rc, prob, LZMA_NUM_POS_SLOT_BITS, 3.278 + &pos_slot); 3.279 ++ rep0 = pos_slot; 3.280 + if (pos_slot >= LZMA_START_POS_MODEL_INDEX) { 3.281 + num_bits = (pos_slot >> 1) - 1; 3.282 + rep0 = 2 | (pos_slot & 1); 3.283 ++ prob = p + LZMA_ALIGN; 3.284 + if (pos_slot < LZMA_END_POS_MODEL_INDEX) { 3.285 + rep0 <<= num_bits; 3.286 +- prob = p + LZMA_SPEC_POS + rep0 - pos_slot - 1; 3.287 ++ prob += LZMA_SPEC_POS - LZMA_ALIGN - 1 + rep0 - pos_slot ; 3.288 + } else { 3.289 + num_bits -= LZMA_NUM_ALIGN_BITS; 3.290 + while (num_bits--) 3.291 + rep0 = (rep0 << 1) | rc_direct_bit(rc); 3.292 +- prob = p + LZMA_ALIGN; 3.293 + rep0 <<= LZMA_NUM_ALIGN_BITS; 3.294 + num_bits = LZMA_NUM_ALIGN_BITS; 3.295 + } 3.296 +@@ -461,8 +428,7 @@ 3.297 + rep0 |= i; 3.298 + i <<= 1; 3.299 + } 3.300 +- } else 3.301 +- rep0 = pos_slot; 3.302 ++ } 3.303 + if (++rep0 == 0) 3.304 + break; 3.305 + }
4.1 --- a/busybox/stuff/busybox-1.12.0.config Thu May 28 11:47:11 2009 +0200 4.2 +++ b/busybox/stuff/busybox-1.12.0.config Thu May 28 13:57:09 2009 +0200 4.3 @@ -1,7 +1,7 @@ 4.4 # 4.5 # Automatically generated make config: don't edit 4.6 # Busybox version: 1.12.0 4.7 -# Wed May 27 18:07:33 2009 4.8 +# Thu May 28 13:47:09 2009 4.9 # 4.10 CONFIG_HAVE_DOT_CONFIG=y 4.11 4.12 @@ -500,7 +500,7 @@ 4.13 CONFIG_FEATURE_VOLUMEID_EXT=y 4.14 CONFIG_FEATURE_VOLUMEID_REISERFS=y 4.15 CONFIG_FEATURE_VOLUMEID_FAT=y 4.16 -# CONFIG_FEATURE_VOLUMEID_HFS is not set 4.17 +CONFIG_FEATURE_VOLUMEID_HFS=y 4.18 # CONFIG_FEATURE_VOLUMEID_JFS is not set 4.19 CONFIG_FEATURE_VOLUMEID_XFS=y 4.20 CONFIG_FEATURE_VOLUMEID_NTFS=y 4.21 @@ -526,6 +526,7 @@ 4.22 CONFIG_RDATE=y 4.23 # CONFIG_RDEV is not set 4.24 CONFIG_READPROFILE=y 4.25 +CONFIG_REPLAY=y 4.26 # CONFIG_RTCWAKE is not set 4.27 CONFIG_SCRIPT=y 4.28 CONFIG_SETARCH=y