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display: when converting tabs, don't go beyond the screen width

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This fixes https://savannah.gnu.org/bugs/?51427.
This commit is contained in:
David Lawrence Ramsey 2017-07-09 15:35:48 -05:00 committed by Benno Schulenberg
parent ecc7c26641
commit 4f3249de56
1 changed files with 1 additions and 1 deletions
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2
src/winio.c
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@ -1902,7 +1902,7 @@ char *display_string(const char *buf, size_t column, size_t span, bool isdata)
converted[index++] = ' ';
column++;
/* Fill the tab up with the required number of spaces. */
while (column % tabsize != 0) {
while (column % tabsize != 0 && column < beyond) {
converted[index++] = ' ';
column++;
}