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column: be robust on empty table 

Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2017-05-05 13:56:40 +02:00
parent cb3fdf2ae9
commit da06d42197
1 changed files with 4 additions and 2 deletions
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6
text-utils/column.c
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@ -749,8 +749,10 @@ int main(int argc, char **argv)
switch (ctl.mode) {
case COLUMN_MODE_TABLE:
modify_table(&ctl);
eval = scols_print_table(ctl.tab);
if (ctl.tab && scols_table_get_nlines(ctl.tab)) {
modify_table(&ctl);
eval = scols_print_table(ctl.tab);
}
break;
case COLUMN_MODE_FILLCOLS:
columnate_fillcols(&ctl);