version 1.254, 2015/01/23 00:42:00 |
version 1.263, 2015/02/21 14:46:58 |
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ROFF_minss, |
ROFF_minss, |
ROFF_mk, |
ROFF_mk, |
ROFF_mso, |
ROFF_mso, |
/* MAN_na; ignored in mdoc(7) */ |
ROFF_na, |
ROFF_ne, |
ROFF_ne, |
/* MAN_nf; ignored in mdoc(7) */ |
/* MAN_nf; ignored in mdoc(7) */ |
ROFF_nh, |
ROFF_nh, |
Line 396 static int roff_evalcond(struct roff *r, int, |
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Line 396 static int roff_evalcond(struct roff *r, int, |
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static int roff_evalnum(struct roff *, int, |
static int roff_evalnum(struct roff *, int, |
const char *, int *, int *, int); |
const char *, int *, int *, int); |
static int roff_evalpar(struct roff *, int, |
static int roff_evalpar(struct roff *, int, |
const char *, int *, int *); |
const char *, int *, int *, int); |
static int roff_evalstrcond(const char *, int *); |
static int roff_evalstrcond(const char *, int *); |
static void roff_free1(struct roff *); |
static void roff_free1(struct roff *); |
static void roff_freereg(struct roffreg *); |
static void roff_freereg(struct roffreg *); |
static void roff_freestr(struct roffkv *); |
static void roff_freestr(struct roffkv *); |
static size_t roff_getname(struct roff *, char **, int, int); |
static size_t roff_getname(struct roff *, char **, int, int); |
static int roff_getnum(const char *, int *, int *); |
static int roff_getnum(const char *, int *, int *, int); |
static int roff_getop(const char *, int *, char *); |
static int roff_getop(const char *, int *, char *); |
static int roff_getregn(const struct roff *, |
static int roff_getregn(const struct roff *, |
const char *, size_t); |
const char *, size_t); |
Line 441 static enum rofferr roff_userdef(ROFF_ARGS); |
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Line 441 static enum rofferr roff_userdef(ROFF_ARGS); |
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#define ASCII_LO 33 |
#define ASCII_LO 33 |
#define HASHWIDTH (ASCII_HI - ASCII_LO + 1) |
#define HASHWIDTH (ASCII_HI - ASCII_LO + 1) |
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#define ROFFNUM_SCALE (1 << 0) /* Honour scaling in roff_getnum(). */ |
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#define ROFFNUM_WHITE (1 << 1) /* Skip whitespace in roff_evalnum(). */ |
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static struct roffmac *hash[HASHWIDTH]; |
static struct roffmac *hash[HASHWIDTH]; |
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static struct roffmac roffs[ROFF_MAX] = { |
static struct roffmac roffs[ROFF_MAX] = { |
Line 580 static struct roffmac roffs[ROFF_MAX] = { |
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Line 583 static struct roffmac roffs[ROFF_MAX] = { |
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{ "minss", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "minss", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "mk", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "mk", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "mso", roff_insec, NULL, NULL, 0, NULL }, |
{ "mso", roff_insec, NULL, NULL, 0, NULL }, |
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{ "na", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "ne", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "ne", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "nh", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "nh", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "nhychar", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "nhychar", roff_line_ignore, NULL, NULL, 0, NULL }, |
Line 608 static struct roffmac roffs[ROFF_MAX] = { |
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Line 612 static struct roffmac roffs[ROFF_MAX] = { |
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{ "po", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "po", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "ps", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "ps", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "psbb", roff_unsupp, NULL, NULL, 0, NULL }, |
{ "psbb", roff_unsupp, NULL, NULL, 0, NULL }, |
{ "pshape", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "pshape", roff_unsupp, NULL, NULL, 0, NULL }, |
{ "pso", roff_insec, NULL, NULL, 0, NULL }, |
{ "pso", roff_insec, NULL, NULL, 0, NULL }, |
{ "ptr", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "ptr", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "pvs", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "pvs", roff_line_ignore, NULL, NULL, 0, NULL }, |
Line 640 static struct roffmac roffs[ROFF_MAX] = { |
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Line 644 static struct roffmac roffs[ROFF_MAX] = { |
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{ "sv", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "sv", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "sy", roff_insec, NULL, NULL, 0, NULL }, |
{ "sy", roff_insec, NULL, NULL, 0, NULL }, |
{ "T&", roff_T_, NULL, NULL, 0, NULL }, |
{ "T&", roff_T_, NULL, NULL, 0, NULL }, |
{ "ta", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "ta", roff_unsupp, NULL, NULL, 0, NULL }, |
{ "tc", roff_unsupp, NULL, NULL, 0, NULL }, |
{ "tc", roff_unsupp, NULL, NULL, 0, NULL }, |
{ "TE", roff_TE, NULL, NULL, 0, NULL }, |
{ "TE", roff_TE, NULL, NULL, 0, NULL }, |
{ "TH", roff_TH, NULL, NULL, 0, NULL }, |
{ "TH", roff_TH, NULL, NULL, 0, NULL }, |
{ "ti", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "ti", roff_unsupp, NULL, NULL, 0, NULL }, |
{ "tkf", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "tkf", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "tl", roff_unsupp, NULL, NULL, 0, NULL }, |
{ "tl", roff_unsupp, NULL, NULL, 0, NULL }, |
{ "tm", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "tm", roff_line_ignore, NULL, NULL, 0, NULL }, |
Line 1049 roff_res(struct roff *r, struct buf *buf, int ln, int |
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Line 1053 roff_res(struct roff *r, struct buf *buf, int ln, int |
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case 'B': |
case 'B': |
npos = 0; |
npos = 0; |
ubuf[0] = arg_complete && |
ubuf[0] = arg_complete && |
roff_evalnum(r, ln, stnam, &npos, NULL, 0) && |
roff_evalnum(r, ln, stnam, &npos, |
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NULL, ROFFNUM_SCALE) && |
stnam + npos + 1 == cp ? '1' : '0'; |
stnam + npos + 1 == cp ? '1' : '0'; |
ubuf[1] = '\0'; |
ubuf[1] = '\0'; |
break; |
break; |
Line 1201 roff_parseln(struct roff *r, int ln, struct buf *buf, |
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Line 1206 roff_parseln(struct roff *r, int ln, struct buf *buf, |
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if (r->eqn != NULL) |
if (r->eqn != NULL) |
return(eqn_read(&r->eqn, ln, buf->buf, ppos, offs)); |
return(eqn_read(&r->eqn, ln, buf->buf, ppos, offs)); |
if (r->tbl != NULL && ( ! ctl || buf->buf[pos] == '\0')) |
if (r->tbl != NULL && ( ! ctl || buf->buf[pos] == '\0')) |
return(tbl_read(r->tbl, ln, buf->buf, pos)); |
return(tbl_read(r->tbl, ln, buf->buf, ppos)); |
if ( ! ctl) |
if ( ! ctl) |
return(roff_parsetext(buf, pos, offs)); |
return(roff_parsetext(buf, pos, offs)); |
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Line 1236 roff_parseln(struct roff *r, int ln, struct buf *buf, |
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Line 1241 roff_parseln(struct roff *r, int ln, struct buf *buf, |
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if (r->tbl != NULL && (t == ROFF_MAX || t == ROFF_TS)) { |
if (r->tbl != NULL && (t == ROFF_MAX || t == ROFF_TS)) { |
mandoc_msg(MANDOCERR_TBLMACRO, r->parse, |
mandoc_msg(MANDOCERR_TBLMACRO, r->parse, |
ln, pos, buf->buf + spos); |
ln, pos, buf->buf + spos); |
return(ROFF_IGN); |
if (t == ROFF_TS) |
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return(ROFF_IGN); |
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while (buf->buf[pos] != '\0' && buf->buf[pos] != ' ') |
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pos++; |
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while (buf->buf[pos] != '\0' && buf->buf[pos] == ' ') |
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pos++; |
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return(tbl_read(r->tbl, ln, buf->buf, pos)); |
} |
} |
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/* |
/* |
Line 1621 roff_cond_text(ROFF_ARGS) |
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Line 1632 roff_cond_text(ROFF_ARGS) |
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* Ignore overflows, treat them just like the C language. |
* Ignore overflows, treat them just like the C language. |
*/ |
*/ |
static int |
static int |
roff_getnum(const char *v, int *pos, int *res) |
roff_getnum(const char *v, int *pos, int *res, int flags) |
{ |
{ |
int myres, n, p; |
int myres, scaled, n, p; |
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if (NULL == res) |
if (NULL == res) |
res = &myres; |
res = &myres; |
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p = *pos; |
p = *pos; |
n = v[p] == '-'; |
n = v[p] == '-'; |
if (n) |
if (n || v[p] == '+') |
p++; |
p++; |
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if (flags & ROFFNUM_WHITE) |
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while (isspace((unsigned char)v[p])) |
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p++; |
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for (*res = 0; isdigit((unsigned char)v[p]); p++) |
for (*res = 0; isdigit((unsigned char)v[p]); p++) |
*res = 10 * *res + v[p] - '0'; |
*res = 10 * *res + v[p] - '0'; |
if (p == *pos + n) |
if (p == *pos + n) |
Line 1645 roff_getnum(const char *v, int *pos, int *res) |
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Line 1660 roff_getnum(const char *v, int *pos, int *res) |
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switch (v[p]) { |
switch (v[p]) { |
case 'f': |
case 'f': |
*res *= 65536; |
scaled = *res * 65536; |
break; |
break; |
case 'i': |
case 'i': |
*res *= 240; |
scaled = *res * 240; |
break; |
break; |
case 'c': |
case 'c': |
*res *= 240; |
scaled = *res * 240 / 2.54; |
*res /= 2.54; |
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break; |
break; |
case 'v': |
case 'v': |
/* FALLTROUGH */ |
/* FALLTROUGH */ |
case 'P': |
case 'P': |
*res *= 40; |
scaled = *res * 40; |
break; |
break; |
case 'm': |
case 'm': |
/* FALLTROUGH */ |
/* FALLTROUGH */ |
case 'n': |
case 'n': |
*res *= 24; |
scaled = *res * 24; |
break; |
break; |
case 'p': |
case 'p': |
*res *= 10; |
scaled = *res * 10 / 3; |
*res /= 3; |
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break; |
break; |
case 'u': |
case 'u': |
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scaled = *res; |
break; |
break; |
case 'M': |
case 'M': |
*res *= 6; |
scaled = *res * 6 / 25; |
*res /= 25; |
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break; |
break; |
default: |
default: |
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scaled = *res; |
p--; |
p--; |
break; |
break; |
} |
} |
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if (flags & ROFFNUM_SCALE) |
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*res = scaled; |
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*pos = p + 1; |
*pos = p + 1; |
return(1); |
return(1); |
Line 1767 roff_evalcond(struct roff *r, int ln, const char *v, i |
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Line 1783 roff_evalcond(struct roff *r, int ln, const char *v, i |
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} |
} |
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savepos = *pos; |
savepos = *pos; |
if (roff_evalnum(r, ln, v, pos, &number, 0)) |
if (roff_evalnum(r, ln, v, pos, &number, ROFFNUM_SCALE)) |
return((number > 0) == wanttrue); |
return((number > 0) == wanttrue); |
else if (*pos == savepos) |
else if (*pos == savepos) |
return(roff_evalstrcond(v, pos) == wanttrue); |
return(roff_evalstrcond(v, pos) == wanttrue); |
Line 1990 roff_getop(const char *v, int *pos, char *res) |
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Line 2006 roff_getop(const char *v, int *pos, char *res) |
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*/ |
*/ |
static int |
static int |
roff_evalpar(struct roff *r, int ln, |
roff_evalpar(struct roff *r, int ln, |
const char *v, int *pos, int *res) |
const char *v, int *pos, int *res, int flags) |
{ |
{ |
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if ('(' != v[*pos]) |
if ('(' != v[*pos]) |
return(roff_getnum(v, pos, res)); |
return(roff_getnum(v, pos, res, flags)); |
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(*pos)++; |
(*pos)++; |
if ( ! roff_evalnum(r, ln, v, pos, res, 1)) |
if ( ! roff_evalnum(r, ln, v, pos, res, flags | ROFFNUM_WHITE)) |
return(0); |
return(0); |
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/* |
/* |
Line 2020 roff_evalpar(struct roff *r, int ln, |
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Line 2036 roff_evalpar(struct roff *r, int ln, |
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*/ |
*/ |
static int |
static int |
roff_evalnum(struct roff *r, int ln, const char *v, |
roff_evalnum(struct roff *r, int ln, const char *v, |
int *pos, int *res, int skipwhite) |
int *pos, int *res, int flags) |
{ |
{ |
int mypos, operand2; |
int mypos, operand2; |
char operator; |
char operator; |
Line 2030 roff_evalnum(struct roff *r, int ln, const char *v, |
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Line 2046 roff_evalnum(struct roff *r, int ln, const char *v, |
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pos = &mypos; |
pos = &mypos; |
} |
} |
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if (skipwhite) |
if (flags & ROFFNUM_WHITE) |
while (isspace((unsigned char)v[*pos])) |
while (isspace((unsigned char)v[*pos])) |
(*pos)++; |
(*pos)++; |
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if ( ! roff_evalpar(r, ln, v, pos, res)) |
if ( ! roff_evalpar(r, ln, v, pos, res, flags)) |
return(0); |
return(0); |
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while (1) { |
while (1) { |
if (skipwhite) |
if (flags & ROFFNUM_WHITE) |
while (isspace((unsigned char)v[*pos])) |
while (isspace((unsigned char)v[*pos])) |
(*pos)++; |
(*pos)++; |
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if ( ! roff_getop(v, pos, &operator)) |
if ( ! roff_getop(v, pos, &operator)) |
break; |
break; |
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if (skipwhite) |
if (flags & ROFFNUM_WHITE) |
while (isspace((unsigned char)v[*pos])) |
while (isspace((unsigned char)v[*pos])) |
(*pos)++; |
(*pos)++; |
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if ( ! roff_evalpar(r, ln, v, pos, &operand2)) |
if ( ! roff_evalpar(r, ln, v, pos, &operand2, flags)) |
return(0); |
return(0); |
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if (skipwhite) |
if (flags & ROFFNUM_WHITE) |
while (isspace((unsigned char)v[*pos])) |
while (isspace((unsigned char)v[*pos])) |
(*pos)++; |
(*pos)++; |
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Line 2256 roff_nr(ROFF_ARGS) |
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Line 2272 roff_nr(ROFF_ARGS) |
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if (sign == '+' || sign == '-') |
if (sign == '+' || sign == '-') |
val++; |
val++; |
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if (roff_evalnum(r, ln, val, NULL, &iv, 0)) |
if (roff_evalnum(r, ln, val, NULL, &iv, ROFFNUM_SCALE)) |
roff_setreg(r, key, iv, sign); |
roff_setreg(r, key, iv, sign); |
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return(ROFF_IGN); |
return(ROFF_IGN); |
Line 2311 roff_rm(ROFF_ARGS) |
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Line 2327 roff_rm(ROFF_ARGS) |
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static enum rofferr |
static enum rofferr |
roff_it(ROFF_ARGS) |
roff_it(ROFF_ARGS) |
{ |
{ |
char *cp; |
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size_t len; |
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int iv; |
int iv; |
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/* Parse the number of lines. */ |
/* Parse the number of lines. */ |
cp = buf->buf + pos; |
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len = strcspn(cp, " \t"); |
if ( ! roff_evalnum(r, ln, buf->buf, &pos, &iv, 0)) { |
cp[len] = '\0'; |
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if ((iv = mandoc_strntoi(cp, len, 10)) <= 0) { |
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mandoc_msg(MANDOCERR_IT_NONUM, r->parse, |
mandoc_msg(MANDOCERR_IT_NONUM, r->parse, |
ln, ppos, buf->buf + 1); |
ln, ppos, buf->buf + 1); |
return(ROFF_IGN); |
return(ROFF_IGN); |
} |
} |
cp += len + 1; |
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|
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/* Arm the input line trap. */ |
while (isspace((unsigned char)buf->buf[pos])) |
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pos++; |
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/* |
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* Arm the input line trap. |
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* Special-casing "an-trap" is an ugly workaround to cope |
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* with DocBook stupidly fiddling with man(7) internals. |
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*/ |
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roffit_lines = iv; |
roffit_lines = iv; |
roffit_macro = mandoc_strdup(cp); |
roffit_macro = mandoc_strdup(iv != 1 || |
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strcmp(buf->buf + pos, "an-trap") ? |
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buf->buf + pos : "br"); |
return(ROFF_IGN); |
return(ROFF_IGN); |
} |
} |
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Line 2369 roff_TE(ROFF_ARGS) |
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Line 2390 roff_TE(ROFF_ARGS) |
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if (NULL == r->tbl) |
if (NULL == r->tbl) |
mandoc_msg(MANDOCERR_BLK_NOTOPEN, r->parse, |
mandoc_msg(MANDOCERR_BLK_NOTOPEN, r->parse, |
ln, ppos, "TE"); |
ln, ppos, "TE"); |
else |
else if ( ! tbl_end(&r->tbl)) { |
tbl_end(&r->tbl); |
free(buf->buf); |
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buf->buf = mandoc_strdup(".sp"); |
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buf->sz = 4; |
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return(ROFF_REPARSE); |
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} |
return(ROFF_IGN); |
return(ROFF_IGN); |
} |
} |
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Line 2528 roff_cc(ROFF_ARGS) |
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Line 2552 roff_cc(ROFF_ARGS) |
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r->control = 0; |
r->control = 0; |
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if (*p != '\0') |
if (*p != '\0') |
mandoc_msg(MANDOCERR_ARGCOUNT, r->parse, ln, ppos, NULL); |
mandoc_vmsg(MANDOCERR_ARG_EXCESS, r->parse, |
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ln, p - buf->buf, "cc ... %s", p); |
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return(ROFF_IGN); |
return(ROFF_IGN); |
} |
} |
Line 2543 roff_tr(ROFF_ARGS) |
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Line 2568 roff_tr(ROFF_ARGS) |
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p = buf->buf + pos; |
p = buf->buf + pos; |
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if (*p == '\0') { |
if (*p == '\0') { |
mandoc_msg(MANDOCERR_ARGCOUNT, r->parse, ln, ppos, NULL); |
mandoc_msg(MANDOCERR_REQ_EMPTY, r->parse, ln, ppos, "tr"); |
return(ROFF_IGN); |
return(ROFF_IGN); |
} |
} |
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Line 2571 roff_tr(ROFF_ARGS) |
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Line 2596 roff_tr(ROFF_ARGS) |
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} |
} |
ssz = (size_t)(p - second); |
ssz = (size_t)(p - second); |
} else if (*second == '\0') { |
} else if (*second == '\0') { |
mandoc_msg(MANDOCERR_ARGCOUNT, r->parse, |
mandoc_vmsg(MANDOCERR_TR_ODD, r->parse, |
ln, (int)(p - buf->buf), NULL); |
ln, first - buf->buf, "tr %s", first); |
second = " "; |
second = " "; |
p--; |
p--; |
} |
} |
Line 2628 roff_so(ROFF_ARGS) |
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Line 2653 roff_so(ROFF_ARGS) |
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static enum rofferr |
static enum rofferr |
roff_userdef(ROFF_ARGS) |
roff_userdef(ROFF_ARGS) |
{ |
{ |
const char *arg[9]; |
const char *arg[9], *ap; |
char *cp, *n1, *n2; |
char *cp, *n1, *n2; |
int i; |
int i; |
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size_t asz, rsz; |
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/* |
/* |
* Collect pointers to macro argument strings |
* Collect pointers to macro argument strings |
* and NUL-terminate them. |
* and NUL-terminate them. |
*/ |
*/ |
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cp = buf->buf + pos; |
cp = buf->buf + pos; |
for (i = 0; i < 9; i++) |
for (i = 0; i < 9; i++) |
arg[i] = *cp == '\0' ? "" : |
arg[i] = *cp == '\0' ? "" : |
Line 2644 roff_userdef(ROFF_ARGS) |
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Line 2671 roff_userdef(ROFF_ARGS) |
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/* |
/* |
* Expand macro arguments. |
* Expand macro arguments. |
*/ |
*/ |
buf->sz = 0; |
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n1 = cp = mandoc_strdup(r->current_string); |
buf->sz = strlen(r->current_string) + 1; |
while ((cp = strstr(cp, "\\$")) != NULL) { |
n1 = cp = mandoc_malloc(buf->sz); |
i = cp[2] - '1'; |
memcpy(n1, r->current_string, buf->sz); |
if (0 > i || 8 < i) { |
while (*cp != '\0') { |
/* Not an argument invocation. */ |
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cp += 2; |
/* Scan ahead for the next argument invocation. */ |
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if (*cp++ != '\\') |
continue; |
continue; |
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if (*cp++ != '$') |
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continue; |
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i = *cp - '1'; |
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if (0 > i || 8 < i) |
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continue; |
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cp -= 2; |
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/* |
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* Determine the size of the expanded argument, |
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* taking escaping of quotes into account. |
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*/ |
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asz = 0; |
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for (ap = arg[i]; *ap != '\0'; ap++) { |
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asz++; |
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if (*ap == '"') |
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asz += 3; |
} |
} |
*cp = '\0'; |
if (asz != 3) { |
buf->sz = mandoc_asprintf(&n2, "%s%s%s", |
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n1, arg[i], cp + 3) + 1; |
/* |
cp = n2 + (cp - n1); |
* Determine the size of the rest of the |
free(n1); |
* unexpanded macro, including the NUL. |
n1 = n2; |
*/ |
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rsz = buf->sz - (cp - n1) - 3; |
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/* |
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* When shrinking, move before |
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* releasing the storage. |
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*/ |
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if (asz < 3) |
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memmove(cp + asz, cp + 3, rsz); |
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/* |
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* Resize the storage for the macro |
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* and readjust the parse pointer. |
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*/ |
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buf->sz += asz - 3; |
|
n2 = mandoc_realloc(n1, buf->sz); |
|
cp = n2 + (cp - n1); |
|
n1 = n2; |
|
|
|
/* |
|
* When growing, make room |
|
* for the expanded argument. |
|
*/ |
|
|
|
if (asz > 3) |
|
memmove(cp + asz, cp + 3, rsz); |
|
} |
|
|
|
/* Copy the expanded argument, escaping quotes. */ |
|
|
|
n2 = cp; |
|
for (ap = arg[i]; *ap != '\0'; ap++) { |
|
if (*ap == '"') { |
|
memcpy(n2, "\\(dq", 4); |
|
n2 += 4; |
|
} else |
|
*n2++ = *ap; |
|
} |
} |
} |
|
|
/* |
/* |
* Replace the macro invocation |
* Replace the macro invocation |
* by the expanded macro. |
* by the expanded macro. |
*/ |
*/ |
|
|
free(buf->buf); |
free(buf->buf); |
buf->buf = n1; |
buf->buf = n1; |
if (buf->sz == 0) |
|
buf->sz = strlen(buf->buf) + 1; |
|
*offs = 0; |
*offs = 0; |
|
|
return(buf->sz > 1 && buf->buf[buf->sz - 2] == '\n' ? |
return(buf->sz > 1 && buf->buf[buf->sz - 2] == '\n' ? |