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more: fix tabs handling

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function                                             old     new   delta
more_main                                            837     829      -8

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2011-03-07 02:01:52 +01:00
parent bff5f3f2b4
commit 82e785cf8c
1 changed files with 6 additions and 3 deletions
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9
util-linux/more.c
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@ -113,9 +113,12 @@ int more_main(int argc UNUSED_PARAM, char **argv)
loop_top:
if (input != 'r' && please_display_more_prompt) {
len = printf("--More-- ");
if (st.st_size > 0) {
if (st.st_size != 0) {
uoff_t d = (uoff_t)st.st_size / 100;
if (d == 0)
d = 1;
len += printf("(%u%% of %"OFF_FMT"u bytes)",
(int) (ftello(file)*100 / st.st_size),
(int) ((uoff_t)ftello(file) / d),
st.st_size);
}
fflush_all();
@ -159,7 +162,7 @@ int more_main(int argc UNUSED_PARAM, char **argv)
/* Crudely convert tabs into spaces, which are
* a bajillion times easier to deal with. */
if (c == '\t') {
spaces = CONVERTED_TAB_SIZE - 1;
spaces = ((unsigned)~len) % CONVERTED_TAB_SIZE;
c = ' ';
}