diff options
Diffstat (limited to 'term.c')
| -rw-r--r-- | term.c | 20 |
1 files changed, 17 insertions, 3 deletions
@@ -528,7 +528,7 @@ term_word(struct termp *p, const char *word) case ESCAPE_HORIZ: if (a2roffsu(seq, &su, SCALE_EM) == NULL) continue; - uc = term_hspan(p, &su) / 24; + uc = term_hen(p, &su); if (uc > 0) while (uc-- > 0) bufferc(p, ASCII_NBRSP); @@ -549,7 +549,7 @@ term_word(struct termp *p, const char *word) case ESCAPE_HLINE: if ((seq = a2roffsu(seq, &su, SCALE_EM)) == NULL) continue; - uc = term_hspan(p, &su) / 24; + uc = term_hen(p, &su); if (uc <= 0) { if (p->tcol->rmargin <= p->tcol->offset) continue; @@ -966,7 +966,7 @@ term_vspan(const struct termp *p, const struct roffsu *su) } /* - * Convert a scaling width to basic units, rounding down. + * Convert a scaling width to basic units, rounding towards 0. */ int term_hspan(const struct termp *p, const struct roffsu *su) @@ -974,3 +974,17 @@ term_hspan(const struct termp *p, const struct roffsu *su) return (*p->hspan)(p, su); } + +/* + * Convert a scaling width to basic units, rounding to closest. + */ +int +term_hen(const struct termp *p, const struct roffsu *su) +{ + int bu; + + if ((bu = (*p->hspan)(p, su)) >= 0) + return (bu + 11) / 24; + else + return -((-bu + 11) / 24); +} |