unlzma: shrink by Pascal Bellard <pascal.bellard AT ads-lu.com>

1 files changed, 4 insertions, 11 deletions

diff --git a/archival/libunarchive/decompress_unlzma.c b/archival/libunarchive/decompress_unlzma.c
index aea0c8d94..5fb7eaee0 100644
--- a/archival/libunarchive/decompress_unlzma.c
+++ b/archival/libunarchive/decompress_unlzma.c
@@ -324,6 +324,7 @@ unpack_lzma_stream(int src_fd, int dst_fd)
 
                         previous_byte = (uint8_t) mi;
 #if ENABLE_FEATURE_LZMA_FAST
+ one_byte1:
                         buffer[buffer_pos++] = previous_byte;
                         if (buffer_pos == header.dict_size) {
                                 buffer_pos = 0;
@@ -334,7 +335,7 @@ unpack_lzma_stream(int src_fd, int dst_fd)
                         }
 #else
                         len = 1;
-                        goto one_byte;
+                        goto one_byte2;
 #endif
                 } else {
                         int offset;
@@ -367,15 +368,7 @@ unpack_lzma_stream(int src_fd, int dst_fd)
                                                 while (pos >= header.dict_size)
                                                         pos += header.dict_size;
                                                 previous_byte = buffer[pos];
-                                                buffer[buffer_pos++] = previous_byte;
-                                                if (buffer_pos == header.dict_size) {
-                                                        buffer_pos = 0;
-                                                        global_pos += header.dict_size;
-                                                        if (full_write(dst_fd, buffer, header.dict_size) != header.dict_size)
-                                                                goto bad;
-                                                        USE_DESKTOP(total_written += header.dict_size;)
-                                                }
-                                                continue;
+                                                goto one_byte1;
 #else
                                                 len = 1;
                                                 goto string;
@@ -482,7 +475,7 @@ unpack_lzma_stream(int src_fd, int dst_fd)
                                 while (pos >= header.dict_size)
                                         pos += header.dict_size;
                                 previous_byte = buffer[pos];
- SKIP_FEATURE_LZMA_FAST(one_byte:)
+ SKIP_FEATURE_LZMA_FAST(one_byte2:)
                                 buffer[buffer_pos++] = previous_byte;
                                 if (buffer_pos == header.dict_size) {
                                         buffer_pos = 0;