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-rw-r--r--man_term.c28
-rw-r--r--mdoc_term.c18
-rw-r--r--term.c20
3 files changed, 30 insertions, 36 deletions
diff --git a/man_term.c b/man_term.c
index 4bb59b02..1740c944 100644
--- a/man_term.c
+++ b/man_term.c
@@ -456,11 +456,6 @@ pre_in(DECL_ARGS)
else
p->offset = v;
- /* Don't let this creep beyond the right margin. */
-
- if (p->offset > p->rmargin)
- p->offset = p->rmargin;
-
return(0);
}
@@ -654,8 +649,7 @@ pre_IP(DECL_ARGS)
return(0);
case MAN_BODY:
p->offset = mt->offset + len;
- p->rmargin = p->maxrmargin > p->offset ?
- p->maxrmargin : p->offset;
+ p->rmargin = p->maxrmargin;
break;
default:
break;
@@ -746,8 +740,7 @@ pre_TP(DECL_ARGS)
return(0);
case MAN_BODY:
p->offset = mt->offset + len;
- p->rmargin = p->maxrmargin > p->offset ?
- p->maxrmargin : p->offset;
+ p->rmargin = p->maxrmargin;
p->trailspace = 0;
p->flags &= ~TERMP_NOBREAK;
break;
@@ -898,8 +891,7 @@ pre_RS(DECL_ARGS)
mt->offset += sz;
p->offset = mt->offset;
- p->rmargin = p->maxrmargin > p->offset ?
- p->maxrmargin : p->offset;
+ p->rmargin = p->maxrmargin;
if (++mt->lmarginsz < MAXMARGINS)
mt->lmargincur = mt->lmarginsz;
@@ -1063,7 +1055,7 @@ print_man_foot(struct termp *p, const void *arg)
{
const struct man_meta *meta;
char *title;
- size_t datelen;
+ size_t datelen, titlen;
meta = (const struct man_meta *)arg;
assert(meta->title);
@@ -1100,7 +1092,8 @@ print_man_foot(struct termp *p, const void *arg)
p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
p->trailspace = 1;
p->offset = 0;
- p->rmargin = (p->maxrmargin - datelen + term_len(p, 1)) / 2;
+ p->rmargin = p->maxrmargin > datelen ?
+ (p->maxrmargin + term_len(p, 1) - datelen) / 2 : 0;
if (meta->source)
term_word(p, meta->source);
@@ -1108,11 +1101,10 @@ print_man_foot(struct termp *p, const void *arg)
/* At the bottom in the middle: manual date. */
- p->flags |= TERMP_NOSPACE;
p->offset = p->rmargin;
- p->rmargin = p->maxrmargin - term_strlen(p, title);
- if (p->offset + datelen >= p->rmargin)
- p->rmargin = p->offset + datelen;
+ titlen = term_strlen(p, title);
+ p->rmargin = p->maxrmargin > titlen ? p->maxrmargin - titlen : 0;
+ p->flags |= TERMP_NOSPACE;
term_word(p, meta->date);
term_flushln(p);
@@ -1155,7 +1147,7 @@ print_man_head(struct termp *p, const void *arg)
p->offset = 0;
p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
(p->maxrmargin - vollen + term_len(p, 1)) / 2 :
- p->maxrmargin - vollen;
+ vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
term_word(p, title);
term_flushln(p);
diff --git a/mdoc_term.c b/mdoc_term.c
index d5298d9a..8f440733 100644
--- a/mdoc_term.c
+++ b/mdoc_term.c
@@ -405,6 +405,7 @@ static void
print_mdoc_foot(struct termp *p, const void *arg)
{
const struct mdoc_meta *meta;
+ size_t sz;
meta = (const struct mdoc_meta *)arg;
@@ -421,8 +422,9 @@ print_mdoc_foot(struct termp *p, const void *arg)
term_vspace(p);
p->offset = 0;
- p->rmargin = (p->maxrmargin -
- term_strlen(p, meta->date) + term_len(p, 1)) / 2;
+ sz = term_strlen(p, meta->date);
+ p->rmargin = p->maxrmargin > sz ?
+ (p->maxrmargin + term_len(p, 1) - sz) / 2 : 0;
p->trailspace = 1;
p->flags |= TERMP_NOSPACE | TERMP_NOBREAK;
@@ -430,7 +432,8 @@ print_mdoc_foot(struct termp *p, const void *arg)
term_flushln(p);
p->offset = p->rmargin;
- p->rmargin = p->maxrmargin - term_strlen(p, meta->os);
+ sz = term_strlen(p, meta->os);
+ p->rmargin = p->maxrmargin > sz ? p->maxrmargin - sz : 0;
p->flags |= TERMP_NOSPACE;
term_word(p, meta->date);
@@ -492,7 +495,7 @@ print_mdoc_head(struct termp *p, const void *arg)
p->offset = 0;
p->rmargin = 2 * (titlen+1) + vollen < p->maxrmargin ?
(p->maxrmargin - vollen + term_len(p, 1)) / 2 :
- p->maxrmargin - vollen;
+ vollen < p->maxrmargin ? p->maxrmargin - vollen : 0;
term_word(p, title);
term_flushln(p);
@@ -873,11 +876,8 @@ termp_it_pre(DECL_ARGS)
assert(width);
if (MDOC_HEAD == n->type)
p->rmargin = p->offset + width;
- else {
+ else
p->offset += width;
- if (p->rmargin < p->offset)
- p->rmargin = p->offset;
- }
break;
case LIST_column:
assert(width);
@@ -1010,8 +1010,6 @@ termp_nm_pre(DECL_ARGS)
MDOC_TEXT == n->prev->child->type ?
term_strlen(p, n->prev->child->string) :
term_len(p, 5));
- if (p->rmargin < p->offset)
- p->rmargin = p->offset;
return(1);
}
diff --git a/term.c b/term.c
index 42c7a5f8..f45c96b8 100644
--- a/term.c
+++ b/term.c
@@ -100,7 +100,7 @@ term_flushln(struct termp *p)
size_t j; /* temporary loop index for p->buf */
size_t jhy; /* last hyph before overflow w/r/t j */
size_t maxvis; /* output position of visible boundary */
- size_t mmax; /* used in calculating bp */
+ size_t rmargin; /* the rightmost of the two margins */
/*
* First, establish the maximum columns of "visible" content.
@@ -113,13 +113,17 @@ term_flushln(struct termp *p)
* is negative, it gets sign extended. Subtracting that
* very large size_t effectively adds a small number to dv.
*/
- assert (p->rmargin >= p->offset);
- dv = p->rmargin - p->offset;
+ rmargin = p->rmargin > p->offset ? p->rmargin : p->offset;
+ dv = p->rmargin - p->offset;
maxvis = (int)dv > p->overstep ? dv - (size_t)p->overstep : 0;
- dv = p->maxrmargin - p->offset;
- mmax = (int)dv > p->overstep ? dv - (size_t)p->overstep : 0;
- bp = TERMP_NOBREAK & p->flags ? mmax : maxvis;
+ if (p->flags & TERMP_NOBREAK) {
+ dv = p->maxrmargin > p->offset ?
+ p->maxrmargin - p->offset : 0;
+ bp = (int)dv > p->overstep ?
+ dv - (size_t)p->overstep : 0;
+ } else
+ bp = maxvis;
/*
* Calculate the required amount of padding.
@@ -188,8 +192,8 @@ term_flushln(struct termp *p)
(*p->endline)(p);
p->viscol = 0;
if (TERMP_BRIND & p->flags) {
- vbl = p->rmargin;
- vend += p->rmargin - p->offset;
+ vbl = rmargin;
+ vend += rmargin - p->offset;
} else
vbl = p->offset;
generated by cgit (git 2.34.1) at 2024-11-10 07:28:17 +0000