version 1.221, 2014/04/08 07:13:12 |
version 1.233, 2014/10/29 00:17:43 |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#ifdef HAVE_CONFIG_H |
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#include "config.h" |
#include "config.h" |
#endif |
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#include <sys/types.h> |
#include <sys/types.h> |
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Line 39 static void bufferc(struct termp *, char); |
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Line 37 static void bufferc(struct termp *, char); |
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static void encode(struct termp *, const char *, size_t); |
static void encode(struct termp *, const char *, size_t); |
static void encode1(struct termp *, int); |
static void encode1(struct termp *, int); |
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void |
void |
term_free(struct termp *p) |
term_free(struct termp *p) |
{ |
{ |
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if (p->buf) |
free(p->buf); |
free(p->buf); |
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if (p->symtab) |
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mchars_free(p->symtab); |
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free(p); |
free(p); |
} |
} |
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void |
void |
term_begin(struct termp *p, term_margin head, |
term_begin(struct termp *p, term_margin head, |
term_margin foot, const void *arg) |
term_margin foot, const void *arg) |
{ |
{ |
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Line 63 term_begin(struct termp *p, term_margin head, |
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Line 57 term_begin(struct termp *p, term_margin head, |
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(*p->begin)(p); |
(*p->begin)(p); |
} |
} |
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void |
void |
term_end(struct termp *p) |
term_end(struct termp *p) |
{ |
{ |
Line 171 term_flushln(struct termp *p) |
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Line 164 term_flushln(struct termp *p) |
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/* Regular word. */ |
/* Regular word. */ |
/* Break at the hyphen point if we overrun. */ |
/* Break at the hyphen point if we overrun. */ |
if (vend > vis && vend < bp && |
if (vend > vis && vend < bp && |
(ASCII_HYPH == p->buf[j] || |
(ASCII_HYPH == p->buf[j] || |
ASCII_BREAK == p->buf[j])) |
ASCII_BREAK == p->buf[j])) |
jhy = j; |
jhy = j; |
Line 223 term_flushln(struct termp *p) |
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Line 216 term_flushln(struct termp *p) |
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break; |
break; |
if (' ' == p->buf[i]) { |
if (' ' == p->buf[i]) { |
j = i; |
j = i; |
while (' ' == p->buf[i]) |
while (i < p->col && ' ' == p->buf[i]) |
i++; |
i++; |
dv = (i - j) * (*p->width)(p, ' '); |
dv = (i - j) * (*p->width)(p, ' '); |
vbl += dv; |
vbl += dv; |
Line 251 term_flushln(struct termp *p) |
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Line 244 term_flushln(struct termp *p) |
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(*p->letter)(p, p->buf[i]); |
(*p->letter)(p, p->buf[i]); |
if (8 == p->buf[i]) |
if (8 == p->buf[i]) |
p->viscol -= (*p->width)(p, p->buf[i-1]); |
p->viscol -= (*p->width)(p, p->buf[i-1]); |
else |
else |
p->viscol += (*p->width)(p, p->buf[i]); |
p->viscol += (*p->width)(p, p->buf[i]); |
} |
} |
vis = vend; |
vis = vend; |
Line 275 term_flushln(struct termp *p) |
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Line 268 term_flushln(struct termp *p) |
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if (TERMP_HANG & p->flags) { |
if (TERMP_HANG & p->flags) { |
p->overstep = (int)(vis - maxvis + |
p->overstep = (int)(vis - maxvis + |
p->trailspace * (*p->width)(p, ' ')); |
p->trailspace * (*p->width)(p, ' ')); |
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/* |
/* |
* If we have overstepped the margin, temporarily move |
* If we have overstepped the margin, temporarily move |
Line 298 term_flushln(struct termp *p) |
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Line 291 term_flushln(struct termp *p) |
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} |
} |
} |
} |
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/* |
/* |
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* A newline only breaks an existing line; it won't assert vertical |
* A newline only breaks an existing line; it won't assert vertical |
* space. All data in the output buffer is flushed prior to the newline |
* space. All data in the output buffer is flushed prior to the newline |
* assertion. |
* assertion. |
Line 313 term_newln(struct termp *p) |
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Line 305 term_newln(struct termp *p) |
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term_flushln(p); |
term_flushln(p); |
} |
} |
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/* |
/* |
* Asserts a vertical space (a full, empty line-break between lines). |
* Asserts a vertical space (a full, empty line-break between lines). |
* Note that if used twice, this will cause two blank spaces and so on. |
* Note that if used twice, this will cause two blank spaces and so on. |
Line 342 term_fontlast(struct termp *p) |
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Line 333 term_fontlast(struct termp *p) |
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p->fontq[p->fonti] = f; |
p->fontq[p->fonti] = f; |
} |
} |
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void |
void |
term_fontrepl(struct termp *p, enum termfont f) |
term_fontrepl(struct termp *p, enum termfont f) |
{ |
{ |
Line 351 term_fontrepl(struct termp *p, enum termfont f) |
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Line 341 term_fontrepl(struct termp *p, enum termfont f) |
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p->fontq[p->fonti] = f; |
p->fontq[p->fonti] = f; |
} |
} |
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void |
void |
term_fontpush(struct termp *p, enum termfont f) |
term_fontpush(struct termp *p, enum termfont f) |
{ |
{ |
Line 361 term_fontpush(struct termp *p, enum termfont f) |
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Line 350 term_fontpush(struct termp *p, enum termfont f) |
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p->fontq[++p->fonti] = f; |
p->fontq[++p->fonti] = f; |
} |
} |
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const void * |
const void * |
term_fontq(struct termp *p) |
term_fontq(struct termp *p) |
{ |
{ |
Line 369 term_fontq(struct termp *p) |
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Line 357 term_fontq(struct termp *p) |
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return(&p->fontq[p->fonti]); |
return(&p->fontq[p->fonti]); |
} |
} |
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enum termfont |
enum termfont |
term_fonttop(struct termp *p) |
term_fonttop(struct termp *p) |
{ |
{ |
Line 377 term_fonttop(struct termp *p) |
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Line 364 term_fonttop(struct termp *p) |
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return(p->fontq[p->fonti]); |
return(p->fontq[p->fonti]); |
} |
} |
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void |
void |
term_fontpopq(struct termp *p, const void *key) |
term_fontpopq(struct termp *p, const void *key) |
{ |
{ |
Line 387 term_fontpopq(struct termp *p, const void *key) |
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Line 373 term_fontpopq(struct termp *p, const void *key) |
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assert(p->fonti >= 0); |
assert(p->fonti >= 0); |
} |
} |
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void |
void |
term_fontpop(struct termp *p) |
term_fontpop(struct termp *p) |
{ |
{ |
Line 406 term_word(struct termp *p, const char *word) |
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Line 391 term_word(struct termp *p, const char *word) |
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{ |
{ |
const char nbrsp[2] = { ASCII_NBRSP, 0 }; |
const char nbrsp[2] = { ASCII_NBRSP, 0 }; |
const char *seq, *cp; |
const char *seq, *cp; |
char c; |
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int sz, uc; |
int sz, uc; |
size_t ssz; |
size_t ssz; |
enum mandoc_esc esc; |
enum mandoc_esc esc; |
Line 453 term_word(struct termp *p, const char *word) |
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Line 437 term_word(struct termp *p, const char *word) |
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word++; |
word++; |
esc = mandoc_escape(&word, &seq, &sz); |
esc = mandoc_escape(&word, &seq, &sz); |
if (ESCAPE_ERROR == esc) |
if (ESCAPE_ERROR == esc) |
break; |
continue; |
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if (TERMENC_ASCII != p->enc) |
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switch (esc) { |
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case (ESCAPE_UNICODE): |
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uc = mchars_num2uc(seq + 1, sz - 1); |
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if ('\0' == uc) |
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break; |
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encode1(p, uc); |
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continue; |
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case (ESCAPE_SPECIAL): |
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uc = mchars_spec2cp(p->symtab, seq, sz); |
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if (uc <= 0) |
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break; |
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encode1(p, uc); |
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continue; |
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default: |
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break; |
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} |
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switch (esc) { |
switch (esc) { |
case (ESCAPE_UNICODE): |
case ESCAPE_UNICODE: |
encode1(p, '?'); |
uc = mchars_num2uc(seq + 1, sz - 1); |
break; |
break; |
case (ESCAPE_NUMBERED): |
case ESCAPE_NUMBERED: |
c = mchars_num2char(seq, sz); |
uc = mchars_num2char(seq, sz); |
if ('\0' != c) |
if (uc < 0) |
encode(p, &c, 1); |
continue; |
break; |
break; |
case (ESCAPE_SPECIAL): |
case ESCAPE_SPECIAL: |
cp = mchars_spec2str(p->symtab, seq, sz, &ssz); |
if (p->enc == TERMENC_ASCII) { |
if (NULL != cp) |
cp = mchars_spec2str(p->symtab, |
encode(p, cp, ssz); |
seq, sz, &ssz); |
else if (1 == ssz) |
if (cp != NULL) |
encode(p, seq, sz); |
encode(p, cp, ssz); |
break; |
} else { |
case (ESCAPE_FONTBOLD): |
uc = mchars_spec2cp(p->symtab, seq, sz); |
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if (uc > 0) |
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encode1(p, uc); |
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} |
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continue; |
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case ESCAPE_FONTBOLD: |
term_fontrepl(p, TERMFONT_BOLD); |
term_fontrepl(p, TERMFONT_BOLD); |
break; |
continue; |
case (ESCAPE_FONTITALIC): |
case ESCAPE_FONTITALIC: |
term_fontrepl(p, TERMFONT_UNDER); |
term_fontrepl(p, TERMFONT_UNDER); |
break; |
continue; |
case (ESCAPE_FONTBI): |
case ESCAPE_FONTBI: |
term_fontrepl(p, TERMFONT_BI); |
term_fontrepl(p, TERMFONT_BI); |
break; |
continue; |
case (ESCAPE_FONT): |
case ESCAPE_FONT: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (ESCAPE_FONTROMAN): |
case ESCAPE_FONTROMAN: |
term_fontrepl(p, TERMFONT_NONE); |
term_fontrepl(p, TERMFONT_NONE); |
break; |
continue; |
case (ESCAPE_FONTPREV): |
case ESCAPE_FONTPREV: |
term_fontlast(p); |
term_fontlast(p); |
break; |
continue; |
case (ESCAPE_NOSPACE): |
case ESCAPE_NOSPACE: |
if (TERMP_SKIPCHAR & p->flags) |
if (TERMP_SKIPCHAR & p->flags) |
p->flags &= ~TERMP_SKIPCHAR; |
p->flags &= ~TERMP_SKIPCHAR; |
else if ('\0' == *word) |
else if ('\0' == *word) |
p->flags |= TERMP_NOSPACE; |
p->flags |= TERMP_NOSPACE; |
break; |
continue; |
case (ESCAPE_SKIPCHAR): |
case ESCAPE_SKIPCHAR: |
p->flags |= TERMP_SKIPCHAR; |
p->flags |= TERMP_SKIPCHAR; |
break; |
continue; |
default: |
default: |
break; |
continue; |
} |
} |
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/* |
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* Common handling for Unicode and numbered |
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* character escape sequences. |
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*/ |
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if (p->enc == TERMENC_ASCII) { |
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cp = ascii_uc2str(uc); |
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encode(p, cp, strlen(cp)); |
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} else { |
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if ((uc < 0x20 && uc != 0x09) || |
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(uc > 0x7E && uc < 0xA0)) |
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uc = 0xFFFD; |
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encode1(p, uc); |
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} |
} |
} |
p->flags &= ~TERMP_NBRWORD; |
p->flags &= ~TERMP_NBRWORD; |
} |
} |
Line 531 adjbuf(struct termp *p, size_t sz) |
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Line 517 adjbuf(struct termp *p, size_t sz) |
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while (sz >= p->maxcols) |
while (sz >= p->maxcols) |
p->maxcols <<= 2; |
p->maxcols <<= 2; |
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p->buf = mandoc_realloc(p->buf, sizeof(int) * p->maxcols); |
p->buf = mandoc_reallocarray(p->buf, p->maxcols, sizeof(int)); |
} |
} |
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static void |
static void |
Line 595 encode(struct termp *p, const char *word, size_t sz) |
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Line 581 encode(struct termp *p, const char *word, size_t sz) |
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*/ |
*/ |
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if (TERMFONT_NONE == term_fonttop(p)) { |
if (TERMFONT_NONE == term_fonttop(p)) { |
if (p->col + sz >= p->maxcols) |
if (p->col + sz >= p->maxcols) |
adjbuf(p, p->col + sz); |
adjbuf(p, p->col + sz); |
for (i = 0; i < sz; i++) |
for (i = 0; i < sz; i++) |
p->buf[p->col++] = word[i]; |
p->buf[p->col++] = word[i]; |
Line 627 term_setwidth(struct termp *p, const char *wstr) |
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Line 613 term_setwidth(struct termp *p, const char *wstr) |
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width = 0; |
width = 0; |
if (NULL != wstr) { |
if (NULL != wstr) { |
switch (*wstr) { |
switch (*wstr) { |
case ('+'): |
case '+': |
iop = 1; |
iop = 1; |
wstr++; |
wstr++; |
break; |
break; |
case ('-'): |
case '-': |
iop = -1; |
iop = -1; |
wstr++; |
wstr++; |
break; |
break; |
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term_strlen(const struct termp *p, const char *cp) |
term_strlen(const struct termp *p, const char *cp) |
{ |
{ |
size_t sz, rsz, i; |
size_t sz, rsz, i; |
int ssz, skip, c; |
int ssz, skip, uc; |
const char *seq, *rhs; |
const char *seq, *rhs; |
enum mandoc_esc esc; |
enum mandoc_esc esc; |
static const char rej[] = { '\\', ASCII_NBRSP, ASCII_HYPH, |
static const char rej[] = { '\\', ASCII_NBRSP, ASCII_HYPH, |
Line 688 term_strlen(const struct termp *p, const char *cp) |
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Line 674 term_strlen(const struct termp *p, const char *cp) |
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sz += cond_width(p, *cp++, &skip); |
sz += cond_width(p, *cp++, &skip); |
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switch (*cp) { |
switch (*cp) { |
case ('\\'): |
case '\\': |
cp++; |
cp++; |
esc = mandoc_escape(&cp, &seq, &ssz); |
esc = mandoc_escape(&cp, &seq, &ssz); |
if (ESCAPE_ERROR == esc) |
if (ESCAPE_ERROR == esc) |
return(sz); |
continue; |
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if (TERMENC_ASCII != p->enc) |
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switch (esc) { |
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case (ESCAPE_UNICODE): |
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c = mchars_num2uc |
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(seq + 1, ssz - 1); |
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if ('\0' == c) |
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break; |
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sz += cond_width(p, c, &skip); |
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continue; |
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case (ESCAPE_SPECIAL): |
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c = mchars_spec2cp |
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(p->symtab, seq, ssz); |
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if (c <= 0) |
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break; |
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sz += cond_width(p, c, &skip); |
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continue; |
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default: |
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break; |
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} |
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rhs = NULL; |
rhs = NULL; |
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switch (esc) { |
switch (esc) { |
case (ESCAPE_UNICODE): |
case ESCAPE_UNICODE: |
sz += cond_width(p, '?', &skip); |
uc = mchars_num2uc(seq + 1, sz - 1); |
break; |
break; |
case (ESCAPE_NUMBERED): |
case ESCAPE_NUMBERED: |
c = mchars_num2char(seq, ssz); |
uc = mchars_num2char(seq, ssz); |
if ('\0' != c) |
if (uc < 0) |
sz += cond_width(p, c, &skip); |
continue; |
break; |
break; |
case (ESCAPE_SPECIAL): |
case ESCAPE_SPECIAL: |
rhs = mchars_spec2str |
if (p->enc == TERMENC_ASCII) { |
(p->symtab, seq, ssz, &rsz); |
rhs = mchars_spec2str(p->symtab, |
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seq, ssz, &rsz); |
if (ssz != 1 || rhs) |
if (rhs != NULL) |
break; |
break; |
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} else { |
rhs = seq; |
uc = mchars_spec2cp(p->symtab, |
rsz = ssz; |
seq, ssz); |
break; |
if (uc > 0) |
case (ESCAPE_SKIPCHAR): |
sz += cond_width(p, uc, &skip); |
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} |
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continue; |
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case ESCAPE_SKIPCHAR: |
skip = 1; |
skip = 1; |
break; |
continue; |
default: |
default: |
break; |
continue; |
} |
} |
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if (NULL == rhs) |
/* |
break; |
* Common handling for Unicode and numbered |
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* character escape sequences. |
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*/ |
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if (rhs == NULL) { |
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if (p->enc == TERMENC_ASCII) { |
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rhs = ascii_uc2str(uc); |
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rsz = strlen(rhs); |
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} else { |
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if ((uc < 0x20 && uc != 0x09) || |
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(uc > 0x7E && uc < 0xA0)) |
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uc = 0xFFFD; |
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sz += cond_width(p, uc, &skip); |
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continue; |
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} |
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} |
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if (skip) { |
if (skip) { |
skip = 0; |
skip = 0; |
break; |
break; |
} |
} |
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/* |
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* Common handling for all escape sequences |
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* printing more than one character. |
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*/ |
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for (i = 0; i < rsz; i++) |
for (i = 0; i < rsz; i++) |
sz += (*p->width)(p, *rhs++); |
sz += (*p->width)(p, *rhs++); |
break; |
break; |
case (ASCII_NBRSP): |
case ASCII_NBRSP: |
sz += cond_width(p, ' ', &skip); |
sz += cond_width(p, ' ', &skip); |
cp++; |
cp++; |
break; |
break; |
case (ASCII_HYPH): |
case ASCII_HYPH: |
sz += cond_width(p, '-', &skip); |
sz += cond_width(p, '-', &skip); |
cp++; |
cp++; |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (ASCII_BREAK): |
case ASCII_BREAK: |
break; |
break; |
default: |
default: |
break; |
break; |
Line 771 term_strlen(const struct termp *p, const char *cp) |
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Line 760 term_strlen(const struct termp *p, const char *cp) |
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return(sz); |
return(sz); |
} |
} |
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/* ARGSUSED */ |
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size_t |
size_t |
term_vspan(const struct termp *p, const struct roffsu *su) |
term_vspan(const struct termp *p, const struct roffsu *su) |
{ |
{ |
double r; |
double r; |
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switch (su->unit) { |
switch (su->unit) { |
case (SCALE_CM): |
case SCALE_CM: |
r = su->scale * 2; |
r = su->scale * 2.0; |
break; |
break; |
case (SCALE_IN): |
case SCALE_IN: |
r = su->scale * 6; |
r = su->scale * 6.0; |
break; |
break; |
case (SCALE_PC): |
case SCALE_PC: |
r = su->scale; |
r = su->scale; |
break; |
break; |
case (SCALE_PT): |
case SCALE_PT: |
r = su->scale / 8; |
r = su->scale / 8.0; |
break; |
break; |
case (SCALE_MM): |
case SCALE_MM: |
r = su->scale / 1000; |
r = su->scale / 1000.0; |
break; |
break; |
case (SCALE_VS): |
case SCALE_VS: |
r = su->scale; |
r = su->scale; |
break; |
break; |
default: |
default: |
r = su->scale - 1; |
r = su->scale - 1.0; |
break; |
break; |
} |
} |
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if (r < 0.0) |
if (r < 0.0) |
r = 0.0; |
r = 0.0; |
return(/* LINTED */(size_t) |
return((size_t)(r + 0.0005)); |
r); |
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} |
} |
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size_t |
size_t |
Line 812 term_hspan(const struct termp *p, const struct roffsu |
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Line 799 term_hspan(const struct termp *p, const struct roffsu |
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{ |
{ |
double v; |
double v; |
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v = ((*p->hspan)(p, su)); |
v = (*p->hspan)(p, su); |
if (v < 0.0) |
if (v < 0.0) |
v = 0.0; |
v = 0.0; |
return((size_t) /* LINTED */ |
return((size_t)(v + 0.0005)); |
v); |
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} |
} |