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EMAIL: Fixed off by one bug in word_wrap_line()

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Bobbi Webber-Manners 2020-10-03 02:33:51 -04:00
parent d2567e8ac1
commit 32a6de5229
1 changed files with 3 additions and 4 deletions
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7
apps/email.c
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@ -796,14 +796,13 @@ uint8_t word_wrap_line(FILE *fp, char **s, uint8_t cols, char mode) {
return (*s ? 1 : 0); // Caller should invoke again
}
i = cols - col; // Doesn't fit, need to break
if (i > l)
i = l;
while ((ss[--i] != ' ') && (i > 0));
if (i == 0) { // No space character found
if (col == 0) // Doesn't fit on full line
for (i = 0; i < cols; ++i) { // Truncate @cols chars
if (col == 0) { // Doesn't fit on full line
for (i = 0; i <= cols; ++i) { // Truncate @cols chars
fputc(ss[i], fp);
*s = ss + l + 1;
}
} else { // There is stuff on this line already
col = 0;
fputc('\r', fp); // Try a blank line