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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2011-05-21 19:15:55 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2011-05-21 19:15:55 +0200 |
| commit | b808614785d04753b689233d27614189e25f6f0c (patch) | |
| tree | 5dbf53ffd12472065a530bf9d35ec25f6f111c51 | |
| parent | d373355bf82d90b42f37bd25a3e0d73710138ee4 (diff) | |
| download | busybox-b808614785d04753b689233d27614189e25f6f0c.tar.gz | |
od: code shrink
function old new delta
od_main 2147 2132 -15
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | coreutils/od_bloaty.c | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/coreutils/od_bloaty.c b/coreutils/od_bloaty.c index bd6c75385..347f879d7 100644 --- a/coreutils/od_bloaty.c +++ b/coreutils/od_bloaty.c @@ -546,7 +546,6 @@ decode_one_format(const char *s_orig, const char *s, struct tspec *tspec) unsigned field_width = 0; int pos; - switch (*s) { case 'd': case 'o': @@ -916,9 +915,9 @@ write_block(off_t current_offset, size_t n_bytes, (*spec[i].print_function) (n_bytes, curr_block, spec[i].fmt_string); if (spec[i].hexl_mode_trailer) { /* space-pad out to full line width, then dump the trailer */ - int datum_width = width_bytes[spec[i].size]; - int blank_fields = (bytes_per_block - n_bytes) / datum_width; - int field_width = spec[i].field_width + 1; + unsigned datum_width = width_bytes[spec[i].size]; + unsigned blank_fields = (bytes_per_block - n_bytes) / datum_width; + unsigned field_width = spec[i].field_width + 1; printf("%*s", blank_fields * field_width, ""); dump_hexl_mode_trailer(n_bytes, curr_block); } @@ -983,7 +982,7 @@ dump(off_t current_offset, off_t end_offset) int idx; size_t n_bytes_read; - block[0] = xmalloc(2*bytes_per_block); + block[0] = xmalloc(2 * bytes_per_block); block[1] = block[0] + bytes_per_block; idx = 0; @@ -994,16 +993,14 @@ dump(off_t current_offset, off_t end_offset) n_bytes_read = 0; break; } - n_needed = MIN(end_offset - current_offset, - (off_t) bytes_per_block); + n_needed = MIN(end_offset - current_offset, (off_t) bytes_per_block); read_block(n_needed, block[idx], &n_bytes_read); if (n_bytes_read < bytes_per_block) break; assert(n_bytes_read == bytes_per_block); - write_block(current_offset, n_bytes_read, - block[!idx], block[idx]); + write_block(current_offset, n_bytes_read, block[idx ^ 1], block[idx]); current_offset += n_bytes_read; - idx = !idx; + idx ^= 1; } } else { while (1) { @@ -1011,10 +1008,9 @@ dump(off_t current_offset, off_t end_offset) if (n_bytes_read < bytes_per_block) break; assert(n_bytes_read == bytes_per_block); - write_block(current_offset, n_bytes_read, - block[!idx], block[idx]); + write_block(current_offset, n_bytes_read, block[idx ^ 1], block[idx]); current_offset += n_bytes_read; - idx = !idx; + idx ^= 1; } } @@ -1030,7 +1026,7 @@ dump(off_t current_offset, off_t end_offset) memset(block[idx] + n_bytes_read, 0, bytes_to_write - n_bytes_read); write_block(current_offset, bytes_to_write, - block[!idx], block[idx]); + block[idx ^ 1], block[idx]); current_offset += n_bytes_read; } |