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- remove nested function. Saves ~30 bytes.

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This commit is contained in:
Bernhard Reutner-Fischer 2007-01-24 21:38:10 +00:00
parent 7b1c5aacb0
commit 84d2d493b4
1 changed files with 11 additions and 11 deletions
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22
coreutils/tail.c
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@ -62,11 +62,17 @@ static ssize_t tail_read(int fd, char *buf, size_t count)
static const char header_fmt[] = "\n==> %s <==\n";
static unsigned eat_num(const char *p) {
if (*p == '-') p++;
else if (*p == '+') { p++; status = 1; }
return xatou_sfx(p, tail_suffixes);
}
int tail_main(int argc, char **argv)
{
unsigned count = 10;
unsigned sleep_period = 1;
bool from_top = 0;
bool from_top;
int header_threshhold = 1;
const char *str_c, *str_n, *str_s;
@ -80,13 +86,6 @@ int tail_main(int argc, char **argv)
char *s, *buf;
const char *fmt;
void eat_num(const char *p) {
if (*p == '-') p++;
else if (*p == '+') { p++; from_top = 1; }
count = xatou_sfx(p, tail_suffixes);
}
#if ENABLE_INCLUDE_SUSv2 || ENABLE_FEATURE_FANCY_TAIL
/* Allow legacy syntax of an initial numeric option without -n. */
if (argc >= 2 && (argv[1][0] == '+' || argv[1][0] == '-')
@ -102,8 +101,8 @@ int tail_main(int argc, char **argv)
#define FOLLOW (opt & 0x1)
#define COUNT_BYTES (opt & 0x2)
//if (opt & 0x1) // -f
if (opt & 0x2) eat_num(str_c); // -c
if (opt & 0x4) eat_num(str_n); // -n
if (opt & 0x2) count = eat_num(str_c); // -c
if (opt & 0x4) count = eat_num(str_n); // -n
#if ENABLE_FEATURE_FANCY_TAIL
if (opt & 0x8) header_threshhold = INT_MAX; // -q
if (opt & 0x10) sleep_period = xatou(str_s); // -s
@ -111,10 +110,11 @@ int tail_main(int argc, char **argv)
#endif
argc -= optind;
argv += optind;
from_top = status;
/* open all the files */
fds = xmalloc(sizeof(int) * (argc + 1));
nfiles = i = 0;
status = nfiles = i = 0;
if (argc == 0) {
struct stat statbuf;