version 1.25, 2009/03/02 17:14:46 |
version 1.41, 2009/03/14 05:36:07 |
|
|
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#include <sys/utsname.h> |
#include <sys/types.h> |
|
|
#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
|
|
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <string.h> |
#include <string.h> |
#ifndef __OpenBSD__ |
|
#include <time.h> |
|
#endif |
|
|
|
#include "mmain.h" |
#include "mmain.h" |
#include "term.h" |
#include "term.h" |
|
|
|
struct termenc { |
|
const char *enc; |
|
int sym; |
|
}; |
|
|
static void body(struct termp *, |
static void body(struct termp *, |
struct termpair *, |
struct termpair *, |
const struct mdoc_meta *, |
const struct mdoc_meta *, |
Line 44 static void footer(struct termp *, |
|
Line 46 static void footer(struct termp *, |
|
static void pword(struct termp *, const char *, size_t); |
static void pword(struct termp *, const char *, size_t); |
static void pescape(struct termp *, const char *, |
static void pescape(struct termp *, const char *, |
size_t *, size_t); |
size_t *, size_t); |
static void style(struct termp *, enum tstyle); |
|
static void nescape(struct termp *, |
static void nescape(struct termp *, |
const char *, size_t); |
const char *, size_t); |
static void chara(struct termp *, char); |
static void chara(struct termp *, char); |
static void stringa(struct termp *, |
static void stringa(struct termp *, |
const char *, size_t); |
const char *, size_t); |
static void symbola(struct termp *, enum tsym); |
static void symbola(struct termp *, enum tsym); |
|
static void sanity(const struct mdoc_node *); |
|
static void stylea(struct termp *, enum tstyle); |
|
|
#ifdef __linux__ |
#ifdef __linux__ |
extern size_t strlcat(char *, const char *, size_t); |
extern size_t strlcat(char *, const char *, size_t); |
extern size_t strlcpy(char *, const char *, size_t); |
extern size_t strlcpy(char *, const char *, size_t); |
#endif |
#endif |
|
|
static struct termsym termsym_ansi[] = { |
static struct termenc termenc1[] = { |
|
{ "\\", TERMSYM_SLASH }, |
|
{ "\'", TERMSYM_RSQUOTE }, |
|
{ "`", TERMSYM_LSQUOTE }, |
|
{ "-", TERMSYM_HYPHEN }, |
|
{ " ", TERMSYM_SPACE }, |
|
{ ".", TERMSYM_PERIOD }, |
|
{ "&", TERMSYM_BREAK }, |
|
{ "e", TERMSYM_SLASH }, |
|
{ "q", TERMSYM_DQUOTE }, |
|
{ "|", TERMSYM_BREAK }, |
|
{ NULL, 0 } |
|
}; |
|
|
|
static struct termenc termenc2[] = { |
|
{ "rC", TERMSYM_RBRACE }, |
|
{ "lC", TERMSYM_LBRACE }, |
|
{ "rB", TERMSYM_RBRACK }, |
|
{ "lB", TERMSYM_LBRACK }, |
|
{ "ra", TERMSYM_RANGLE }, |
|
{ "la", TERMSYM_LANGLE }, |
|
{ "Lq", TERMSYM_LDQUOTE }, |
|
{ "lq", TERMSYM_LDQUOTE }, |
|
{ "Rq", TERMSYM_RDQUOTE }, |
|
{ "rq", TERMSYM_RDQUOTE }, |
|
{ "oq", TERMSYM_LSQUOTE }, |
|
{ "aq", TERMSYM_RSQUOTE }, |
|
|
|
{ "<-", TERMSYM_LARROW }, |
|
{ "->", TERMSYM_RARROW }, |
|
{ "ua", TERMSYM_UARROW }, |
|
{ "da", TERMSYM_DARROW }, |
|
|
|
{ "bu", TERMSYM_BULLET }, |
|
{ "Ba", TERMSYM_BAR }, |
|
{ "ba", TERMSYM_BAR }, |
|
{ "co", TERMSYM_COPY }, |
|
{ "Am", TERMSYM_AMP }, |
|
|
|
{ "Le", TERMSYM_LE }, |
|
{ "<=", TERMSYM_LE }, |
|
{ "Ge", TERMSYM_GE }, |
|
{ ">=", TERMSYM_GE }, |
|
{ "==", TERMSYM_EQ }, |
|
{ "Ne", TERMSYM_NEQ }, |
|
{ "!=", TERMSYM_NEQ }, |
|
{ "Pm", TERMSYM_PLUSMINUS }, |
|
{ "+-", TERMSYM_PLUSMINUS }, |
|
{ "If", TERMSYM_INF2 }, |
|
{ "if", TERMSYM_INF }, |
|
{ "Na", TERMSYM_NAN }, |
|
{ "na", TERMSYM_NAN }, |
|
{ "**", TERMSYM_ASTERISK }, |
|
{ "Gt", TERMSYM_GT }, |
|
{ "Lt", TERMSYM_LT }, |
|
|
|
{ "aa", TERMSYM_ACUTE }, |
|
{ "ga", TERMSYM_GRAVE }, |
|
|
|
{ "en", TERMSYM_EN }, |
|
{ "em", TERMSYM_EM }, |
|
|
|
{ "Pi", TERMSYM_PI }, |
|
{ NULL, 0 } |
|
}; |
|
|
|
static struct termsym termsym_ansi[TERMSYM_MAX] = { |
{ "]", 1 }, /* TERMSYM_RBRACK */ |
{ "]", 1 }, /* TERMSYM_RBRACK */ |
{ "[", 1 }, /* TERMSYM_LBRACK */ |
{ "[", 1 }, /* TERMSYM_LBRACK */ |
{ "<-", 2 }, /* TERMSYM_LARROW */ |
{ "<-", 2 }, /* TERMSYM_LARROW */ |
Line 85 static struct termsym termsym_ansi[] = { |
|
Line 154 static struct termsym termsym_ansi[] = { |
|
{ "NaN", 3 }, /* TERMSYM_NAN */ |
{ "NaN", 3 }, /* TERMSYM_NAN */ |
{ "|", 1 }, /* TERMSYM_BAR */ |
{ "|", 1 }, /* TERMSYM_BAR */ |
{ "o", 1 }, /* TERMSYM_BULLET */ |
{ "o", 1 }, /* TERMSYM_BULLET */ |
{ "&", 1 }, /* TERMSYM_AND */ |
{ "&", 1 }, /* TERMSYM_AMP */ |
{ "|", 1 }, /* TERMSYM_OR */ |
{ "--", 2 }, /* TERMSYM_EM */ |
|
{ "-", 1 }, /* TERMSYM_EN */ |
|
{ "(C)", 3 }, /* TERMSYM_COPY */ |
|
{ "*", 1 }, /* TERMSYM_ASTERISK */ |
|
{ "\\", 1 }, /* TERMSYM_SLASH */ |
|
{ "-", 1 }, /* TERMSYM_HYPHEN */ |
|
{ " ", 1 }, /* TERMSYM_SPACE */ |
|
{ ".", 1 }, /* TERMSYM_PERIOD */ |
|
{ "", 0 }, /* TERMSYM_BREAK */ |
|
{ "<", 1 }, /* TERMSYM_LANGLE */ |
|
{ ">", 1 }, /* TERMSYM_RANGLE */ |
|
{ "{", 1 }, /* TERMSYM_LBRACE */ |
|
{ "}", 1 }, /* TERMSYM_RBRACE */ |
}; |
}; |
|
|
static const char ansi_clear[] = { 27, '[', '0', 'm' }; |
static const char ansi_clear[] = { 27, '[', '0', 'm' }; |
Line 103 static struct termsym termstyle_ansi[] = { |
|
Line 184 static struct termsym termstyle_ansi[] = { |
|
int |
int |
main(int argc, char *argv[]) |
main(int argc, char *argv[]) |
{ |
{ |
struct mmain *p; |
struct mmain *p; |
|
int c; |
const struct mdoc *mdoc; |
const struct mdoc *mdoc; |
struct termp termp; |
struct termp termp; |
|
|
p = mmain_alloc(); |
p = mmain_alloc(); |
|
|
if ( ! mmain_getopt(p, argc, argv, NULL, NULL, NULL, NULL)) |
c = mmain_getopt(p, argc, argv, NULL, NULL, NULL, NULL); |
mmain_exit(p, 1); |
if (1 != c) |
|
mmain_exit(p, -1 == c ? 1 : 0); |
|
|
if (NULL == (mdoc = mmain_mdoc(p))) |
if (NULL == (mdoc = mmain_mdoc(p))) |
mmain_exit(p, 1); |
mmain_exit(p, 1); |
|
|
termp.maxrmargin = 78; /* XXX */ |
termp.maxrmargin = termp.rmargin = 78; /* XXX */ |
termp.rmargin = termp.maxrmargin; |
|
termp.maxcols = 1024; |
termp.maxcols = 1024; |
termp.offset = termp.col = 0; |
termp.offset = termp.col = 0; |
termp.flags = TERMP_NOSPACE; |
termp.flags = TERMP_NOSPACE; |
Line 153 main(int argc, char *argv[]) |
|
Line 235 main(int argc, char *argv[]) |
|
* offset value. This is useful when doing columnar lists where the |
* offset value. This is useful when doing columnar lists where the |
* prior column has right-padded. |
* prior column has right-padded. |
* |
* |
* - TERMP_LITERAL: don't break apart words. Note that a long literal |
|
* word will violate the right margin. |
|
* |
|
* - TERMP_NOBREAK: this is the most important and is used when making |
* - TERMP_NOBREAK: this is the most important and is used when making |
* columns. In short: don't print a newline and instead pad to the |
* columns. In short: don't print a newline and instead pad to the |
* right margin. Used in conjunction with TERMP_NOLPAD. |
* right margin. Used in conjunction with TERMP_NOLPAD. |
Line 213 flushln(struct termp *p) |
|
Line 292 flushln(struct termp *p) |
|
|
|
/* LINTED */ |
/* LINTED */ |
for (j = i, vsz = 0; j < p->col; j++) { |
for (j = i, vsz = 0; j < p->col; j++) { |
if (isspace((int)p->buf[j])) |
if (isspace((u_char)p->buf[j])) |
break; |
break; |
else if (27 == p->buf[j]) { |
else if (27 == p->buf[j]) { |
assert(j + 4 <= p->col); |
assert(j + 4 <= p->col); |
Line 246 flushln(struct termp *p) |
|
Line 325 flushln(struct termp *p) |
|
putchar('\n'); |
putchar('\n'); |
for (j = 0; j < p->rmargin; j++) |
for (j = 0; j < p->rmargin; j++) |
putchar(' '); |
putchar(' '); |
vis = p->rmargin; |
vis = p->rmargin - p->offset; |
} else if (vis + vsz > bp) |
} else if (vis + vsz > bp) |
warnx("word breaks right margin"); |
warnx("word breaks right margin"); |
|
|
Line 260 flushln(struct termp *p) |
|
Line 339 flushln(struct termp *p) |
|
*/ |
*/ |
|
|
for ( ; i < p->col; i++) { |
for ( ; i < p->col; i++) { |
if (isspace((int)p->buf[i])) |
if (isspace((u_char)p->buf[i])) |
break; |
break; |
putchar(p->buf[i]); |
putchar(p->buf[i]); |
} |
} |
Line 277 flushln(struct termp *p) |
|
Line 356 flushln(struct termp *p) |
|
*/ |
*/ |
|
|
if ((TERMP_NOBREAK & p->flags) && vis >= maxvis) { |
if ((TERMP_NOBREAK & p->flags) && vis >= maxvis) { |
putchar('\n'); |
if ( ! (TERMP_NONOBREAK & p->flags)) { |
for (i = 0; i < p->rmargin; i++) |
putchar('\n'); |
putchar(' '); |
for (i = 0; i < p->rmargin; i++) |
|
putchar(' '); |
|
} |
p->col = 0; |
p->col = 0; |
return; |
return; |
} |
} |
Line 290 flushln(struct termp *p) |
|
Line 371 flushln(struct termp *p) |
|
*/ |
*/ |
|
|
if (p->flags & TERMP_NOBREAK) { |
if (p->flags & TERMP_NOBREAK) { |
for ( ; vis < maxvis; vis++) |
if ( ! (TERMP_NONOBREAK & p->flags)) |
putchar(' '); |
for ( ; vis < maxvis; vis++) |
|
putchar(' '); |
} else |
} else |
putchar('\n'); |
putchar('\n'); |
|
|
Line 349 word(struct termp *p, const char *word) |
|
Line 431 word(struct termp *p, const char *word) |
|
return; |
return; |
} |
} |
|
|
len = strlen(word); |
if (0 == (len = strlen(word))) |
assert(len > 0); |
errx(1, "blank line not in literal context"); |
|
|
if (mdoc_isdelim(word)) { |
if (mdoc_isdelim(word)) { |
if ( ! (p->flags & TERMP_IGNDELIM)) |
if ( ! (p->flags & TERMP_IGNDELIM)) |
Line 360 word(struct termp *p, const char *word) |
|
Line 442 word(struct termp *p, const char *word) |
|
|
|
/* LINTED */ |
/* LINTED */ |
for (j = i = 0; i < len; i++) { |
for (j = i = 0; i < len; i++) { |
if ( ! isspace((int)word[i])) { |
if ( ! isspace((u_char)word[i])) { |
j++; |
j++; |
continue; |
continue; |
} |
} |
|
|
/* Escaped spaces don't delimit... */ |
/* Escaped spaces don't delimit... */ |
if (i > 0 && isspace((int)word[i]) && |
if (i > 0 && isspace((u_char)word[i]) && |
'\\' == word[i - 1]) { |
'\\' == word[i - 1]) { |
j++; |
j++; |
continue; |
continue; |
Line 399 body(struct termp *p, struct termpair *ppair, |
|
Line 481 body(struct termp *p, struct termpair *ppair, |
|
int dochild; |
int dochild; |
struct termpair pair; |
struct termpair pair; |
|
|
|
/* Some quick sanity-checking. */ |
|
|
|
sanity(node); |
|
|
/* Pre-processing. */ |
/* Pre-processing. */ |
|
|
dochild = 1; |
dochild = 1; |
Line 413 body(struct termp *p, struct termpair *ppair, |
|
Line 499 body(struct termp *p, struct termpair *ppair, |
|
if ( ! (*termacts[node->tok].pre)(p, &pair, meta, node)) |
if ( ! (*termacts[node->tok].pre)(p, &pair, meta, node)) |
dochild = 0; |
dochild = 0; |
} else /* MDOC_TEXT == node->type */ |
} else /* MDOC_TEXT == node->type */ |
word(p, node->data.text.string); |
word(p, node->string); |
|
|
/* Children. */ |
/* Children. */ |
|
|
Line 493 footer(struct termp *p, const struct mdoc_meta *meta) |
|
Line 579 footer(struct termp *p, const struct mdoc_meta *meta) |
|
static void |
static void |
header(struct termp *p, const struct mdoc_meta *meta) |
header(struct termp *p, const struct mdoc_meta *meta) |
{ |
{ |
char *buf, *title, *bufp, *vbuf; |
char *buf, *title, *bufp; |
const char *pp; |
|
struct utsname uts; |
|
|
|
p->rmargin = p->maxrmargin; |
p->rmargin = p->maxrmargin; |
p->offset = 0; |
p->offset = 0; |
Line 504 header(struct termp *p, const struct mdoc_meta *meta) |
|
Line 588 header(struct termp *p, const struct mdoc_meta *meta) |
|
err(1, "malloc"); |
err(1, "malloc"); |
if (NULL == (title = malloc(p->rmargin))) |
if (NULL == (title = malloc(p->rmargin))) |
err(1, "malloc"); |
err(1, "malloc"); |
if (NULL == (vbuf = malloc(p->rmargin))) |
|
err(1, "malloc"); |
|
|
|
if (NULL == (pp = mdoc_vol2a(meta->vol))) { |
|
switch (meta->msec) { |
|
case (MSEC_1): |
|
/* FALLTHROUGH */ |
|
case (MSEC_6): |
|
/* FALLTHROUGH */ |
|
case (MSEC_7): |
|
pp = mdoc_vol2a(VOL_URM); |
|
break; |
|
case (MSEC_8): |
|
pp = mdoc_vol2a(VOL_SMM); |
|
break; |
|
case (MSEC_2): |
|
/* FALLTHROUGH */ |
|
case (MSEC_3): |
|
/* FALLTHROUGH */ |
|
case (MSEC_4): |
|
/* FALLTHROUGH */ |
|
case (MSEC_5): |
|
pp = mdoc_vol2a(VOL_PRM); |
|
break; |
|
case (MSEC_9): |
|
pp = mdoc_vol2a(VOL_KM); |
|
break; |
|
default: |
|
break; |
|
} |
|
} |
|
vbuf[0] = 0; |
|
|
|
if (pp) { |
|
if (-1 == uname(&uts)) |
|
err(1, "uname"); |
|
(void)strlcat(vbuf, uts.sysname, p->rmargin); |
|
(void)strlcat(vbuf, " ", p->rmargin); |
|
} else if (NULL == (pp = mdoc_msec2a(meta->msec))) |
|
pp = mdoc_msec2a(MSEC_local); |
|
|
|
(void)strlcat(vbuf, pp, p->rmargin); |
|
|
|
/* |
/* |
* The header is strange. It has three components, which are |
* The header is strange. It has three components, which are |
* really two with the first duplicated. It goes like this: |
* really two with the first duplicated. It goes like this: |
Line 560 header(struct termp *p, const struct mdoc_meta *meta) |
|
Line 602 header(struct termp *p, const struct mdoc_meta *meta) |
|
* switches on the manual section. |
* switches on the manual section. |
*/ |
*/ |
|
|
if (mdoc_arch2a(meta->arch)) |
assert(meta->vol); |
(void)snprintf(buf, p->rmargin, "%s (%s)", |
(void)strlcpy(buf, meta->vol, p->rmargin); |
vbuf, mdoc_arch2a(meta->arch)); |
|
else |
|
(void)strlcpy(buf, vbuf, p->rmargin); |
|
|
|
pp = mdoc_msec2a(meta->msec); |
if (meta->arch) { |
|
(void)strlcat(buf, " (", p->rmargin); |
|
(void)strlcat(buf, meta->arch, p->rmargin); |
|
(void)strlcat(buf, ")", p->rmargin); |
|
} |
|
|
(void)snprintf(title, p->rmargin, "%s(%s)", |
(void)snprintf(title, p->rmargin, "%s(%d)", |
meta->title, pp ? pp : ""); |
meta->title, meta->msec); |
|
|
for (bufp = title; *bufp; bufp++) |
for (bufp = title; *bufp; bufp++) |
*bufp = toupper(*bufp); |
*bufp = toupper((u_char)*bufp); |
|
|
p->offset = 0; |
p->offset = 0; |
p->rmargin = (p->maxrmargin - strlen(buf)) / 2; |
p->rmargin = (p->maxrmargin - strlen(buf)) / 2; |
Line 601 header(struct termp *p, const struct mdoc_meta *meta) |
|
Line 644 header(struct termp *p, const struct mdoc_meta *meta) |
|
p->flags &= ~TERMP_NOSPACE; |
p->flags &= ~TERMP_NOSPACE; |
|
|
free(title); |
free(title); |
free(vbuf); |
|
free(buf); |
free(buf); |
} |
} |
|
|
Line 614 header(struct termp *p, const struct mdoc_meta *meta) |
|
Line 656 header(struct termp *p, const struct mdoc_meta *meta) |
|
static void |
static void |
nescape(struct termp *p, const char *word, size_t len) |
nescape(struct termp *p, const char *word, size_t len) |
{ |
{ |
|
struct termenc *enc; |
|
|
switch (len) { |
switch (len) { |
case (1): |
case (1): |
switch (word[0]) { |
enc = termenc1; |
case ('\\'): |
|
/* FALLTHROUGH */ |
|
case ('\''): |
|
/* FALLTHROUGH */ |
|
case ('`'): |
|
/* FALLTHROUGH */ |
|
case ('-'): |
|
/* FALLTHROUGH */ |
|
case (' '): |
|
/* FALLTHROUGH */ |
|
case ('.'): |
|
chara(p, word[0]); /* FIXME */ |
|
break; |
|
case ('&'): |
|
break; |
|
case ('e'): |
|
chara(p, '\\'); /* FIXME */ |
|
break; |
|
case ('q'): |
|
symbola(p, TERMSYM_DQUOTE); |
|
break; |
|
default: |
|
warnx("escape sequence not supported: %c", |
|
word[0]); |
|
break; |
|
} |
|
break; |
break; |
|
|
case (2): |
case (2): |
if ('r' == word[0] && 'B' == word[1]) |
enc = termenc2; |
symbola(p, TERMSYM_RBRACK); |
|
else if ('l' == word[0] && 'B' == word[1]) |
|
symbola(p, TERMSYM_LBRACK); |
|
else if ('l' == word[0] && 'q' == word[1]) |
|
symbola(p, TERMSYM_LDQUOTE); |
|
else if ('r' == word[0] && 'q' == word[1]) |
|
symbola(p, TERMSYM_RDQUOTE); |
|
else if ('o' == word[0] && 'q' == word[1]) |
|
symbola(p, TERMSYM_LSQUOTE); |
|
else if ('a' == word[0] && 'q' == word[1]) |
|
symbola(p, TERMSYM_RSQUOTE); |
|
else if ('<' == word[0] && '-' == word[1]) |
|
symbola(p, TERMSYM_LARROW); |
|
else if ('-' == word[0] && '>' == word[1]) |
|
symbola(p, TERMSYM_RARROW); |
|
else if ('b' == word[0] && 'u' == word[1]) |
|
symbola(p, TERMSYM_BULLET); |
|
else if ('<' == word[0] && '=' == word[1]) |
|
symbola(p, TERMSYM_LE); |
|
else if ('>' == word[0] && '=' == word[1]) |
|
symbola(p, TERMSYM_GE); |
|
else if ('=' == word[0] && '=' == word[1]) |
|
symbola(p, TERMSYM_EQ); |
|
else if ('+' == word[0] && '-' == word[1]) |
|
symbola(p, TERMSYM_PLUSMINUS); |
|
else if ('u' == word[0] && 'a' == word[1]) |
|
symbola(p, TERMSYM_UARROW); |
|
else if ('d' == word[0] && 'a' == word[1]) |
|
symbola(p, TERMSYM_DARROW); |
|
else if ('a' == word[0] && 'a' == word[1]) |
|
symbola(p, TERMSYM_ACUTE); |
|
else if ('g' == word[0] && 'a' == word[1]) |
|
symbola(p, TERMSYM_GRAVE); |
|
else if ('!' == word[0] && '=' == word[1]) |
|
symbola(p, TERMSYM_NEQ); |
|
else if ('i' == word[0] && 'f' == word[1]) |
|
symbola(p, TERMSYM_INF); |
|
else if ('n' == word[0] && 'a' == word[1]) |
|
symbola(p, TERMSYM_NAN); |
|
else if ('b' == word[0] && 'a' == word[1]) |
|
symbola(p, TERMSYM_BAR); |
|
|
|
/* Deprecated forms. */ |
|
else if ('A' == word[0] && 'm' == word[1]) |
|
symbola(p, TERMSYM_AMP); |
|
else if ('B' == word[0] && 'a' == word[1]) |
|
symbola(p, TERMSYM_BAR); |
|
else if ('I' == word[0] && 'f' == word[1]) |
|
symbola(p, TERMSYM_INF2); |
|
else if ('G' == word[0] && 'e' == word[1]) |
|
symbola(p, TERMSYM_GE); |
|
else if ('G' == word[0] && 't' == word[1]) |
|
symbola(p, TERMSYM_GT); |
|
else if ('L' == word[0] && 'e' == word[1]) |
|
symbola(p, TERMSYM_LE); |
|
else if ('L' == word[0] && 'q' == word[1]) |
|
symbola(p, TERMSYM_LDQUOTE); |
|
else if ('L' == word[0] && 't' == word[1]) |
|
symbola(p, TERMSYM_LT); |
|
else if ('N' == word[0] && 'a' == word[1]) |
|
symbola(p, TERMSYM_NAN); |
|
else if ('N' == word[0] && 'e' == word[1]) |
|
symbola(p, TERMSYM_NEQ); |
|
else if ('P' == word[0] && 'i' == word[1]) |
|
symbola(p, TERMSYM_PI); |
|
else if ('P' == word[0] && 'm' == word[1]) |
|
symbola(p, TERMSYM_PLUSMINUS); |
|
else if ('R' == word[0] && 'q' == word[1]) |
|
symbola(p, TERMSYM_RDQUOTE); |
|
else |
|
warnx("escape sequence not supported: %c%c", |
|
word[0], word[1]); |
|
break; |
break; |
|
|
default: |
default: |
warnx("escape sequence not supported"); |
warnx("unsupported %zu-byte escape sequence", len); |
break; |
return; |
} |
} |
} |
|
|
|
|
for ( ; enc->enc; enc++) |
|
if (0 == memcmp(enc->enc, word, len)) { |
|
symbola(p, enc->sym); |
|
return; |
|
} |
|
|
/* |
warnx("unsupported %zu-byte escape sequence", len); |
* Apply a style to the output buffer. This is looked up by means of |
|
* the styletab. |
|
*/ |
|
static void |
|
style(struct termp *p, enum tstyle esc) |
|
{ |
|
|
|
if (p->col + 4 >= p->maxcols) |
|
errx(1, "line overrun"); |
|
|
|
p->buf[(p->col)++] = 27; |
|
p->buf[(p->col)++] = '['; |
|
switch (esc) { |
|
case (TERMSTYLE_CLEAR): |
|
p->buf[(p->col)++] = '0'; |
|
break; |
|
case (TERMSTYLE_BOLD): |
|
p->buf[(p->col)++] = '1'; |
|
break; |
|
case (TERMSTYLE_UNDER): |
|
p->buf[(p->col)++] = '4'; |
|
break; |
|
default: |
|
abort(); |
|
/* NOTREACHED */ |
|
} |
|
p->buf[(p->col)++] = 'm'; |
|
} |
} |
|
|
|
|
Line 770 pescape(struct termp *p, const char *word, size_t *i, |
|
Line 690 pescape(struct termp *p, const char *word, size_t *i, |
|
{ |
{ |
size_t j; |
size_t j; |
|
|
(*i)++; |
if (++(*i) >= len) { |
assert(*i < len); |
warnx("ignoring bad escape sequence"); |
|
return; |
|
} |
|
|
if ('(' == word[*i]) { |
if ('(' == word[*i]) { |
(*i)++; |
(*i)++; |
assert(*i + 1 < len); |
if (*i + 1 >= len) { |
|
warnx("ignoring bad escape sequence"); |
|
return; |
|
} |
nescape(p, &word[*i], 2); |
nescape(p, &word[*i], 2); |
(*i)++; |
(*i)++; |
return; |
return; |
|
|
} else if ('*' == word[*i]) { |
} else if ('*' == word[*i]) { |
/* XXX - deprecated! */ |
|
(*i)++; |
(*i)++; |
assert(*i < len); |
if (*i >= len) { |
|
warnx("ignoring bad escape sequence"); |
|
return; |
|
} |
switch (word[*i]) { |
switch (word[*i]) { |
case ('('): |
case ('('): |
(*i)++; |
(*i)++; |
assert(*i + 1 < len); |
if (*i + 1 >= len) { |
|
warnx("ignoring bad escape sequence"); |
|
return; |
|
} |
nescape(p, &word[*i], 2); |
nescape(p, &word[*i], 2); |
(*i)++; |
(*i)++; |
return; |
return; |
Line 807 pescape(struct termp *p, const char *word, size_t *i, |
|
Line 737 pescape(struct termp *p, const char *word, size_t *i, |
|
for (j = 0; word[*i] && ']' != word[*i]; (*i)++, j++) |
for (j = 0; word[*i] && ']' != word[*i]; (*i)++, j++) |
/* Loop... */ ; |
/* Loop... */ ; |
|
|
assert(word[*i]); |
if (0 == word[*i]) { |
|
warnx("ignoring bad escape sequence"); |
|
return; |
|
} |
nescape(p, &word[*i - j], j); |
nescape(p, &word[*i - j], j); |
} |
} |
|
|
Line 835 pword(struct termp *p, const char *word, size_t len) |
|
Line 768 pword(struct termp *p, const char *word, size_t len) |
|
*/ |
*/ |
|
|
if (p->flags & TERMP_BOLD) |
if (p->flags & TERMP_BOLD) |
style(p, TERMSTYLE_BOLD); |
stylea(p, TERMSTYLE_BOLD); |
if (p->flags & TERMP_UNDERLINE) |
if (p->flags & TERMP_UNDERLINE) |
style(p, TERMSTYLE_UNDER); |
stylea(p, TERMSTYLE_UNDER); |
|
|
for (i = 0; i < len; i++) { |
for (i = 0; i < len; i++) { |
if ('\\' == word[i]) { |
if ('\\' == word[i]) { |
Line 849 pword(struct termp *p, const char *word, size_t len) |
|
Line 782 pword(struct termp *p, const char *word, size_t len) |
|
|
|
if (p->flags & TERMP_BOLD || |
if (p->flags & TERMP_BOLD || |
p->flags & TERMP_UNDERLINE) |
p->flags & TERMP_UNDERLINE) |
style(p, TERMSTYLE_CLEAR); |
stylea(p, TERMSTYLE_CLEAR); |
} |
} |
|
|
|
|
Line 866 symbola(struct termp *p, enum tsym sym) |
|
Line 799 symbola(struct termp *p, enum tsym sym) |
|
|
|
|
|
/* |
/* |
|
* Add a style to the output line buffer. |
|
*/ |
|
static void |
|
stylea(struct termp *p, enum tstyle style) |
|
{ |
|
|
|
assert(p->styletab[style].sym); |
|
stringa(p, p->styletab[style].sym, p->styletab[style].sz); |
|
} |
|
|
|
|
|
/* |
* Like chara() but for arbitrary-length buffers. Resize the buffer by |
* Like chara() but for arbitrary-length buffers. Resize the buffer by |
* a factor of two (if the buffer is less than that) or the buffer's |
* a factor of two (if the buffer is less than that) or the buffer's |
* size. |
* size. |
Line 875 stringa(struct termp *p, const char *c, size_t sz) |
|
Line 820 stringa(struct termp *p, const char *c, size_t sz) |
|
{ |
{ |
size_t s; |
size_t s; |
|
|
|
if (0 == sz) |
|
return; |
|
|
s = sz > p->maxcols * 2 ? sz : p->maxcols * 2; |
s = sz > p->maxcols * 2 ? sz : p->maxcols * 2; |
|
|
assert(c); |
assert(c); |
Line 907 chara(struct termp *p, char c) |
|
Line 855 chara(struct termp *p, char c) |
|
} |
} |
p->buf[(p->col)++] = c; |
p->buf[(p->col)++] = c; |
} |
} |
|
|
|
|
|
static void |
|
sanity(const struct mdoc_node *n) |
|
{ |
|
|
|
switch (n->type) { |
|
case (MDOC_TEXT): |
|
if (n->child) |
|
errx(1, "regular form violated (1)"); |
|
if (NULL == n->parent) |
|
errx(1, "regular form violated (2)"); |
|
if (NULL == n->string) |
|
errx(1, "regular form violated (3)"); |
|
switch (n->parent->type) { |
|
case (MDOC_TEXT): |
|
/* FALLTHROUGH */ |
|
case (MDOC_ROOT): |
|
errx(1, "regular form violated (4)"); |
|
/* NOTREACHED */ |
|
default: |
|
break; |
|
} |
|
break; |
|
case (MDOC_ELEM): |
|
if (NULL == n->parent) |
|
errx(1, "regular form violated (5)"); |
|
switch (n->parent->type) { |
|
case (MDOC_TAIL): |
|
/* FALLTHROUGH */ |
|
case (MDOC_BODY): |
|
/* FALLTHROUGH */ |
|
case (MDOC_HEAD): |
|
break; |
|
default: |
|
errx(1, "regular form violated (6)"); |
|
/* NOTREACHED */ |
|
} |
|
if (n->child) switch (n->child->type) { |
|
case (MDOC_TEXT): |
|
break; |
|
default: |
|
errx(1, "regular form violated (7("); |
|
/* NOTREACHED */ |
|
} |
|
break; |
|
case (MDOC_HEAD): |
|
/* FALLTHROUGH */ |
|
case (MDOC_BODY): |
|
/* FALLTHROUGH */ |
|
case (MDOC_TAIL): |
|
if (NULL == n->parent) |
|
errx(1, "regular form violated (8)"); |
|
if (MDOC_BLOCK != n->parent->type) |
|
errx(1, "regular form violated (9)"); |
|
if (n->child) switch (n->child->type) { |
|
case (MDOC_BLOCK): |
|
/* FALLTHROUGH */ |
|
case (MDOC_ELEM): |
|
/* FALLTHROUGH */ |
|
case (MDOC_TEXT): |
|
break; |
|
default: |
|
errx(1, "regular form violated (a)"); |
|
/* NOTREACHED */ |
|
} |
|
break; |
|
case (MDOC_BLOCK): |
|
if (NULL == n->parent) |
|
errx(1, "regular form violated (b)"); |
|
if (NULL == n->child) |
|
errx(1, "regular form violated (c)"); |
|
switch (n->parent->type) { |
|
case (MDOC_ROOT): |
|
/* FALLTHROUGH */ |
|
case (MDOC_HEAD): |
|
/* FALLTHROUGH */ |
|
case (MDOC_BODY): |
|
/* FALLTHROUGH */ |
|
case (MDOC_TAIL): |
|
break; |
|
default: |
|
errx(1, "regular form violated (d)"); |
|
/* NOTREACHED */ |
|
} |
|
switch (n->child->type) { |
|
case (MDOC_ROOT): |
|
/* FALLTHROUGH */ |
|
case (MDOC_ELEM): |
|
errx(1, "regular form violated (e)"); |
|
/* NOTREACHED */ |
|
default: |
|
break; |
|
} |
|
break; |
|
case (MDOC_ROOT): |
|
if (n->parent) |
|
errx(1, "regular form violated (f)"); |
|
if (NULL == n->child) |
|
errx(1, "regular form violated (10)"); |
|
switch (n->child->type) { |
|
case (MDOC_BLOCK): |
|
break; |
|
default: |
|
errx(1, "regular form violated (11)"); |
|
/* NOTREACHED */ |
|
} |
|
break; |
|
} |
|
} |
|
|