diff options
author | Denis Vlasenko <vda.linux@googlemail.com> | 2007-07-24 16:28:03 +0400 |
---|---|---|
committer | Denis Vlasenko <vda.linux@googlemail.com> | 2007-07-24 16:28:03 +0400 |
commit | bcb66ec22e82f6b1ab93f3aec917269393a5b464 (patch) | |
tree | 3d48b319dfbb959d465a1378bc984826640d1ed9 /coreutils | |
parent | 1da77728d75884b7dd1a02ca3ab89d5313d8e9fd (diff) |
od: shrink a bit
verbose 12 13 +1
open_next_file 102 99 -3
limit_bytes_to_format 4 1 -3
ioerror 4 1 -3
flag_pseudo_start 4 1 -3
flag_dump_strings 4 1 -3
abbreviate_duplicate_blocks 4 - -4
check_and_close 96 90 -6
od_main 2988 2955 -33
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/7 up/down: 1/-58) Total: -57 bytes
text data bss dec hex filename
781314 1328 11876 794518 c1f96 busybox_old
781266 1328 11844 794438 c1f46 busybox_unstripped
Diffstat (limited to 'coreutils')
-rw-r--r-- | coreutils/od_bloaty.c | 51 |
1 files changed, 21 insertions, 30 deletions
diff --git a/coreutils/od_bloaty.c b/coreutils/od_bloaty.c index 335efe7ca..0b77f8b94 100644 --- a/coreutils/od_bloaty.c +++ b/coreutils/od_bloaty.c @@ -153,7 +153,6 @@ static const signed char width_bytes[] = { sizeof(double), sizeof(longdouble_t) }; - /* Ensure that for each member of 'enum size_spec' there is an initializer in the width_bytes array. */ struct dummy { @@ -161,42 +160,37 @@ struct dummy { [ARRAY_SIZE(width_bytes) == N_SIZE_SPECS ? 1 : -1]; }; +static smallint flag_dump_strings; +/* Non-zero if an old-style 'pseudo-address' was specified. */ +static smallint flag_pseudo_start; +static smallint limit_bytes_to_format; +/* When zero and two or more consecutive blocks are equal, format + only the first block and output an asterisk alone on the following + line to indicate that identical blocks have been elided. */ +static smallint verbose; +static smallint ioerror; + static size_t string_min; -static int flag_dump_strings; -/* Non-zero if an old-style 'pseudo-address' was specified. */ -static int flag_pseudo_start; +/* An array of specs describing how to format each input block. */ +static size_t n_specs; +static struct tspec *spec; +/* Function that accepts an address and an optional following char, + and prints the address and char to stdout. */ +static void (*format_address)(off_t, char); /* The difference between the old-style pseudo starting address and the number of bytes to skip. */ static off_t pseudo_offset; - -/* Function that accepts an address and an optional following char, - and prints the address and char to stdout. */ -static void (*format_address) (off_t, char); - /* The number of input bytes to skip before formatting and writing. */ -static off_t n_bytes_to_skip; // = 0; - +static off_t n_bytes_to_skip; /* When zero, MAX_BYTES_TO_FORMAT and END_OFFSET are ignored, and all input is formatted. */ -static int limit_bytes_to_format; // = 0; - /* The maximum number of bytes that will be formatted. */ static off_t max_bytes_to_format; - /* The offset of the first byte after the last byte to be formatted. */ static off_t end_offset; -/* When nonzero and two or more consecutive blocks are equal, format - only the first block and output an asterisk alone on the following - line to indicate that identical blocks have been elided. */ -static int abbreviate_duplicate_blocks = 1; - -/* An array of specs describing how to format each input block. */ -static size_t n_specs; -static struct tspec *spec; - /* The number of input bytes formatted per output line. It must be a multiple of the least common multiple of the sizes associated with the specified output types. It should be as large as possible, but @@ -217,8 +211,6 @@ static char const *const default_file_list[] = { "-", NULL }; /* The input stream associated with the current file. */ static FILE *in_stream; -static int ioerror; - #define MAX_INTEGRAL_TYPE_SIZE sizeof(ulonglong_t) static unsigned char integral_type_size[MAX_INTEGRAL_TYPE_SIZE + 1] = { [sizeof(char)] = CHAR, @@ -907,8 +899,7 @@ write_block(off_t current_offset, size_t n_bytes, static char prev_pair_equal = 0; size_t i; - if (abbreviate_duplicate_blocks - && !first + if (!verbose && !first && n_bytes == bytes_per_block && memcmp(prev_block, curr_block, bytes_per_block) == 0 ) { @@ -1261,7 +1252,7 @@ int od_main(int argc, char **argv) format_address = format_address_std; address_base_char = 'o'; address_pad_len_char = '7'; - flag_dump_strings = 0; + /* flag_dump_strings = 0; - already is */ /* Parse command line */ opt_complementary = "t::"; // list @@ -1314,7 +1305,7 @@ int od_main(int argc, char **argv) decode_format_string(lst_t->data); lst_t = lst_t->link; } - if (opt & OPT_v) abbreviate_duplicate_blocks = 0; + if (opt & OPT_v) verbose = 1; if (opt & OPT_x) decode_format_string("x2"); if (opt & OPT_s) decode_format_string("d2"); if (opt & OPT_S) { @@ -1458,5 +1449,5 @@ int od_main(int argc, char **argv) if (fclose(stdin) == EOF) bb_perror_msg_and_die(bb_msg_standard_input); - return (ioerror != 0); /* err != 0 - return 1 (failure) */ + return ioerror; } |