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(unexpand): Fix bug that contributed to endless loop

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when invoking `echo '  ' |unexpand -t 1,2': use print_tab_index, not
tab_index in inner flush_pend: while loop.  From Keith Owens
<kaos@audio.apana.org.au>.
This commit is contained in:
Jim Meyering
1996-07-14 22:24:28 +00:00
parent 75b93231ca
commit 178f23fbb7
1 changed files with 3 additions and 3 deletions
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6
src/unexpand.c
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@@ -290,10 +290,10 @@ unexpand (void)
{
if (tab_size == 0)
{
/* Do not let tab_index == first_free_tab;
/* Do not let print_tab_index == first_free_tab;
stop when it is 1 less. */
while (tab_index < first_free_tab - 1
&& column >= tab_list[tab_index])
while (print_tab_index < first_free_tab - 1
&& column >= tab_list[print_tab_index])
print_tab_index++;
next_tab_column = tab_list[print_tab_index];
if (print_tab_index < first_free_tab - 1)