version 1.182, 2013/10/05 22:19:10 |
version 1.196, 2014/03/07 18:30:11 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2010, 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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ROFF_am, |
ROFF_am, |
ROFF_ami, |
ROFF_ami, |
ROFF_am1, |
ROFF_am1, |
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ROFF_as, |
ROFF_cc, |
ROFF_cc, |
|
ROFF_ce, |
ROFF_de, |
ROFF_de, |
ROFF_dei, |
ROFF_dei, |
ROFF_de1, |
ROFF_de1, |
ROFF_ds, |
ROFF_ds, |
ROFF_el, |
ROFF_el, |
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ROFF_fam, |
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ROFF_hw, |
ROFF_hy, |
ROFF_hy, |
ROFF_ie, |
ROFF_ie, |
ROFF_if, |
ROFF_if, |
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ROFF_EQ, |
ROFF_EQ, |
ROFF_EN, |
ROFF_EN, |
ROFF_cblock, |
ROFF_cblock, |
ROFF_ccond, |
|
ROFF_USERDEF, |
ROFF_USERDEF, |
ROFF_MAX |
ROFF_MAX |
}; |
}; |
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enum roffrule { |
enum roffrule { |
ROFFRULE_ALLOW, |
ROFFRULE_DENY, |
ROFFRULE_DENY |
ROFFRULE_ALLOW |
}; |
}; |
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/* |
/* |
Line 107 struct roffreg { |
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Line 110 struct roffreg { |
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struct roff { |
struct roff { |
enum mparset parsetype; /* requested parse type */ |
enum mparset parsetype; /* requested parse type */ |
struct mparse *parse; /* parse point */ |
struct mparse *parse; /* parse point */ |
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int quick; /* skip standard macro deletion */ |
struct roffnode *last; /* leaf of stack */ |
struct roffnode *last; /* leaf of stack */ |
enum roffrule rstack[RSTACK_MAX]; /* stack of !`ie' rules */ |
enum roffrule rstack[RSTACK_MAX]; /* stack of !`ie' rules */ |
char control; /* control character */ |
char control; /* control character */ |
Line 175 static enum rofferr roff_block_text(ROFF_ARGS); |
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Line 179 static enum rofferr roff_block_text(ROFF_ARGS); |
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static enum rofferr roff_block_sub(ROFF_ARGS); |
static enum rofferr roff_block_sub(ROFF_ARGS); |
static enum rofferr roff_cblock(ROFF_ARGS); |
static enum rofferr roff_cblock(ROFF_ARGS); |
static enum rofferr roff_cc(ROFF_ARGS); |
static enum rofferr roff_cc(ROFF_ARGS); |
static enum rofferr roff_ccond(ROFF_ARGS); |
static void roff_ccond(struct roff *, int, int); |
static enum rofferr roff_cond(ROFF_ARGS); |
static enum rofferr roff_cond(ROFF_ARGS); |
static enum rofferr roff_cond_text(ROFF_ARGS); |
static enum rofferr roff_cond_text(ROFF_ARGS); |
static enum rofferr roff_cond_sub(ROFF_ARGS); |
static enum rofferr roff_cond_sub(ROFF_ARGS); |
Line 185 static void roff_free1(struct roff *); |
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Line 189 static void roff_free1(struct roff *); |
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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 char *roff_getname(struct roff *, char **, int, int); |
static char *roff_getname(struct roff *, char **, int, int); |
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static int roff_getnum(const char *, int *, int *); |
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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); |
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static int roff_getregro(const char *name); |
static const char *roff_getstrn(const struct roff *, |
static const char *roff_getstrn(const struct roff *, |
const char *, size_t); |
const char *, size_t); |
static enum rofferr roff_it(ROFF_ARGS); |
static enum rofferr roff_it(ROFF_ARGS); |
Line 227 static struct roffmac roffs[ROFF_MAX] = { |
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Line 234 static struct roffmac roffs[ROFF_MAX] = { |
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{ "am", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "am", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "ami", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "ami", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "am1", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "am1", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
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{ "as", roff_ds, NULL, NULL, 0, NULL }, |
{ "cc", roff_cc, NULL, NULL, 0, NULL }, |
{ "cc", roff_cc, NULL, NULL, 0, NULL }, |
|
{ "ce", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "de", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "de", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "dei", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "dei", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "de1", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "de1", roff_block, roff_block_text, roff_block_sub, 0, NULL }, |
{ "ds", roff_ds, NULL, NULL, 0, NULL }, |
{ "ds", roff_ds, NULL, NULL, 0, NULL }, |
{ "el", roff_cond, roff_cond_text, roff_cond_sub, ROFFMAC_STRUCT, NULL }, |
{ "el", roff_cond, roff_cond_text, roff_cond_sub, ROFFMAC_STRUCT, NULL }, |
|
{ "fam", roff_line_ignore, NULL, NULL, 0, NULL }, |
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{ "hw", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "hy", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "hy", roff_line_ignore, NULL, NULL, 0, NULL }, |
{ "ie", roff_cond, roff_cond_text, roff_cond_sub, ROFFMAC_STRUCT, NULL }, |
{ "ie", roff_cond, roff_cond_text, roff_cond_sub, ROFFMAC_STRUCT, NULL }, |
{ "if", roff_cond, roff_cond_text, roff_cond_sub, ROFFMAC_STRUCT, NULL }, |
{ "if", roff_cond, roff_cond_text, roff_cond_sub, ROFFMAC_STRUCT, NULL }, |
Line 255 static struct roffmac roffs[ROFF_MAX] = { |
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Line 266 static struct roffmac roffs[ROFF_MAX] = { |
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{ "EQ", roff_EQ, NULL, NULL, 0, NULL }, |
{ "EQ", roff_EQ, NULL, NULL, 0, NULL }, |
{ "EN", roff_EN, NULL, NULL, 0, NULL }, |
{ "EN", roff_EN, NULL, NULL, 0, NULL }, |
{ ".", roff_cblock, NULL, NULL, 0, NULL }, |
{ ".", roff_cblock, NULL, NULL, 0, NULL }, |
{ "\\}", roff_ccond, NULL, NULL, 0, NULL }, |
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{ NULL, roff_userdef, NULL, NULL, 0, NULL }, |
{ NULL, roff_userdef, NULL, NULL, 0, NULL }, |
}; |
}; |
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Line 441 roff_free1(struct roff *r) |
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Line 451 roff_free1(struct roff *r) |
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void |
void |
roff_reset(struct roff *r) |
roff_reset(struct roff *r) |
{ |
{ |
int i; |
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roff_free1(r); |
roff_free1(r); |
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r->control = 0; |
r->control = 0; |
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for (i = 0; i < PREDEFS_MAX; i++) |
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roff_setstr(r, predefs[i].name, predefs[i].str, 0); |
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} |
} |
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Line 462 roff_free(struct roff *r) |
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Line 467 roff_free(struct roff *r) |
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struct roff * |
struct roff * |
roff_alloc(enum mparset type, struct mparse *parse) |
roff_alloc(enum mparset type, struct mparse *parse, int quick) |
{ |
{ |
struct roff *r; |
struct roff *r; |
int i; |
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r = mandoc_calloc(1, sizeof(struct roff)); |
r = mandoc_calloc(1, sizeof(struct roff)); |
r->parsetype = type; |
r->parsetype = type; |
r->parse = parse; |
r->parse = parse; |
|
r->quick = quick; |
r->rstackpos = -1; |
r->rstackpos = -1; |
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roffhash_init(); |
roffhash_init(); |
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for (i = 0; i < PREDEFS_MAX; i++) |
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roff_setstr(r, predefs[i].name, predefs[i].str, 0); |
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return(r); |
return(r); |
} |
} |
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Line 640 roff_parsetext(char **bufp, size_t *szp, int pos, int |
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Line 642 roff_parsetext(char **bufp, size_t *szp, int pos, int |
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if ('\\' == *p) { |
if ('\\' == *p) { |
/* Skip over escapes. */ |
/* Skip over escapes. */ |
p++; |
p++; |
esc = mandoc_escape |
esc = mandoc_escape((const char **)&p, NULL, NULL); |
((const char const **)&p, NULL, NULL); |
|
if (ESCAPE_ERROR == esc) |
if (ESCAPE_ERROR == esc) |
break; |
break; |
continue; |
continue; |
Line 787 roff_parse(struct roff *r, const char *buf, int *pos) |
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Line 788 roff_parse(struct roff *r, const char *buf, int *pos) |
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'\t' == buf[*pos] || ' ' == buf[*pos]) |
'\t' == buf[*pos] || ' ' == buf[*pos]) |
return(ROFF_MAX); |
return(ROFF_MAX); |
|
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/* |
/* We stop the macro parse at an escape, tab, space, or nil. */ |
* We stop the macro parse at an escape, tab, space, or nil. |
|
* However, `\}' is also a valid macro, so make sure we don't |
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* clobber it by seeing the `\' as the end of token. |
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*/ |
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mac = buf + *pos; |
mac = buf + *pos; |
maclen = strcspn(mac + 1, " \\\t\0") + 1; |
maclen = strcspn(mac, " \\\t\0"); |
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t = (r->current_string = roff_getstrn(r, mac, maclen)) |
t = (r->current_string = roff_getstrn(r, mac, maclen)) |
? ROFF_USERDEF : roffhash_find(mac, maclen); |
? ROFF_USERDEF : roffhash_find(mac, maclen); |
Line 863 roffnode_cleanscope(struct roff *r) |
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Line 860 roffnode_cleanscope(struct roff *r) |
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} |
} |
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/* ARGSUSED */ |
static void |
static enum rofferr |
roff_ccond(struct roff *r, int ln, int ppos) |
roff_ccond(ROFF_ARGS) |
|
{ |
{ |
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if (NULL == r->last) { |
if (NULL == r->last) { |
mandoc_msg(MANDOCERR_NOSCOPE, r->parse, ln, ppos, NULL); |
mandoc_msg(MANDOCERR_NOSCOPE, r->parse, ln, ppos, NULL); |
return(ROFF_IGN); |
return; |
} |
} |
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switch (r->last->tok) { |
switch (r->last->tok) { |
Line 882 roff_ccond(ROFF_ARGS) |
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Line 878 roff_ccond(ROFF_ARGS) |
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break; |
break; |
default: |
default: |
mandoc_msg(MANDOCERR_NOSCOPE, r->parse, ln, ppos, NULL); |
mandoc_msg(MANDOCERR_NOSCOPE, r->parse, ln, ppos, NULL); |
return(ROFF_IGN); |
return; |
} |
} |
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if (r->last->endspan > -1) { |
if (r->last->endspan > -1) { |
mandoc_msg(MANDOCERR_NOSCOPE, r->parse, ln, ppos, NULL); |
mandoc_msg(MANDOCERR_NOSCOPE, r->parse, ln, ppos, NULL); |
return(ROFF_IGN); |
return; |
} |
} |
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if ((*bufp)[pos]) |
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mandoc_msg(MANDOCERR_ARGSLOST, r->parse, ln, pos, NULL); |
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roffnode_pop(r); |
roffnode_pop(r); |
roffnode_cleanscope(r); |
roffnode_cleanscope(r); |
return(ROFF_IGN); |
return; |
} |
} |
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Line 940 roff_block(ROFF_ARGS) |
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Line 933 roff_block(ROFF_ARGS) |
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/* |
/* |
* At the beginning of a `de' macro, clear the existing string |
* At the beginning of a `de' macro, clear the existing string |
* with the same name, if there is one. New content will be |
* with the same name, if there is one. New content will be |
* added from roff_block_text() in multiline mode. |
* appended from roff_block_text() in multiline mode. |
*/ |
*/ |
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if (ROFF_de == tok) |
if (ROFF_de == tok) |
Line 1030 roff_block_sub(ROFF_ARGS) |
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Line 1023 roff_block_sub(ROFF_ARGS) |
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*/ |
*/ |
if (ROFF_cblock != t) { |
if (ROFF_cblock != t) { |
if (ROFF_de == tok) |
if (ROFF_de == tok) |
roff_setstr(r, r->last->name, *bufp + ppos, 1); |
roff_setstr(r, r->last->name, *bufp + ppos, 2); |
return(ROFF_IGN); |
return(ROFF_IGN); |
} |
} |
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Line 1046 roff_block_text(ROFF_ARGS) |
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Line 1039 roff_block_text(ROFF_ARGS) |
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{ |
{ |
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if (ROFF_de == tok) |
if (ROFF_de == tok) |
roff_setstr(r, r->last->name, *bufp + pos, 1); |
roff_setstr(r, r->last->name, *bufp + pos, 2); |
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return(ROFF_IGN); |
return(ROFF_IGN); |
} |
} |
Line 1070 roff_cond_sub(ROFF_ARGS) |
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Line 1063 roff_cond_sub(ROFF_ARGS) |
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*/ |
*/ |
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if ((ROFF_MAX != t) && |
if ((ROFF_MAX != t) && |
(ROFF_ccond == t || ROFFRULE_ALLOW == rr || |
(ROFFRULE_ALLOW == rr || |
ROFFMAC_STRUCT & roffs[t].flags)) { |
ROFFMAC_STRUCT & roffs[t].flags)) { |
assert(roffs[t].proc); |
assert(roffs[t].proc); |
return((*roffs[t].proc)(r, t, bufp, szp, |
return((*roffs[t].proc)(r, t, bufp, szp, |
ln, ppos, pos, offs)); |
ln, ppos, pos, offs)); |
} |
} |
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/* |
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* If `\}' occurs on a macro line without a preceding macro, |
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* drop the line completely. |
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*/ |
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ep = *bufp + pos; |
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if ('\\' == ep[0] && '}' == ep[1]) |
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rr = ROFFRULE_DENY; |
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/* Always check for the closing delimiter `\}'. */ |
/* Always check for the closing delimiter `\}'. */ |
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ep = &(*bufp)[pos]; |
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while (NULL != (ep = strchr(ep, '\\'))) { |
while (NULL != (ep = strchr(ep, '\\'))) { |
if ('}' != *(++ep)) |
if ('}' != *(++ep)) |
continue; |
continue; |
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*ep = '&'; |
/* |
roff_ccond(r, ln, pos); |
* If we're at the end of line, then just chop |
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* off the \} and resize the buffer. |
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* If we aren't, then convert it to spaces. |
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*/ |
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if ('\0' == *(ep + 1)) { |
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*--ep = '\0'; |
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*szp -= 2; |
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} else |
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*(ep - 1) = *ep = ' '; |
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roff_ccond(r, ROFF_ccond, bufp, szp, |
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ln, pos, pos + 2, offs); |
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break; |
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} |
} |
return(ROFFRULE_DENY == rr ? ROFF_IGN : ROFF_CONT); |
return(ROFFRULE_DENY == rr ? ROFF_IGN : ROFF_CONT); |
} |
} |
Line 1119 roff_cond_text(ROFF_ARGS) |
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Line 1106 roff_cond_text(ROFF_ARGS) |
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if ('}' != *ep) |
if ('}' != *ep) |
continue; |
continue; |
*ep = '&'; |
*ep = '&'; |
roff_ccond(r, ROFF_ccond, bufp, szp, |
roff_ccond(r, ln, pos); |
ln, pos, pos + 2, offs); |
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} |
} |
return(ROFFRULE_DENY == rr ? ROFF_IGN : ROFF_CONT); |
return(ROFFRULE_DENY == rr ? ROFF_IGN : ROFF_CONT); |
} |
} |
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static int |
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roff_getnum(const char *v, int *pos, int *res) |
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{ |
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int p, n; |
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p = *pos; |
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n = v[p] == '-'; |
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if (n) |
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p++; |
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for (*res = 0; isdigit((unsigned char)v[p]); p++) |
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*res += 10 * *res + v[p] - '0'; |
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if (p == *pos + n) |
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return 0; |
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if (n) |
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*res = -*res; |
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*pos = p; |
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return 1; |
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} |
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static int |
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roff_getop(const char *v, int *pos, char *res) |
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{ |
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int e; |
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*res = v[*pos]; |
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e = v[*pos + 1] == '='; |
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switch (*res) { |
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case '=': |
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break; |
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case '>': |
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if (e) |
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*res = 'g'; |
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break; |
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case '<': |
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if (e) |
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*res = 'l'; |
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break; |
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default: |
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return(0); |
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} |
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*pos += 1 + e; |
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return(*res); |
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} |
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static enum roffrule |
static enum roffrule |
roff_evalcond(const char *v, int *pos) |
roff_evalcond(const char *v, int *pos) |
{ |
{ |
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int not, lh, rh; |
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char op; |
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switch (v[*pos]) { |
switch (v[*pos]) { |
case ('n'): |
case ('n'): |
Line 1140 roff_evalcond(const char *v, int *pos) |
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Line 1178 roff_evalcond(const char *v, int *pos) |
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case ('t'): |
case ('t'): |
(*pos)++; |
(*pos)++; |
return(ROFFRULE_DENY); |
return(ROFFRULE_DENY); |
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case ('!'): |
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(*pos)++; |
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not = 1; |
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break; |
default: |
default: |
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not = 0; |
break; |
break; |
} |
} |
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while (v[*pos] && ' ' != v[*pos]) |
if (!roff_getnum(v, pos, &lh)) |
(*pos)++; |
return ROFFRULE_DENY; |
return(ROFFRULE_DENY); |
if (!roff_getop(v, pos, &op)) { |
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if (lh < 0) |
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lh = 0; |
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goto out; |
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} |
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if (!roff_getnum(v, pos, &rh)) |
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return ROFFRULE_DENY; |
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switch (op) { |
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case 'g': |
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lh = lh >= rh; |
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break; |
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case 'l': |
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lh = lh <= rh; |
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break; |
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case '=': |
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lh = lh == rh; |
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break; |
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case '>': |
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lh = lh > rh; |
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break; |
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case '<': |
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lh = lh < rh; |
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break; |
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default: |
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return ROFFRULE_DENY; |
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} |
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out: |
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if (not) |
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lh = !lh; |
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return lh ? ROFFRULE_ALLOW : ROFFRULE_DENY; |
} |
} |
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/* ARGSUSED */ |
/* ARGSUSED */ |
Line 1263 roff_ds(ROFF_ARGS) |
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Line 1335 roff_ds(ROFF_ARGS) |
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string++; |
string++; |
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/* The rest is the value. */ |
/* The rest is the value. */ |
roff_setstr(r, name, string, 0); |
roff_setstr(r, name, string, ROFF_as == tok); |
return(ROFF_IGN); |
return(ROFF_IGN); |
} |
} |
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void |
void |
roff_setreg(struct roff *r, const char *name, int val) |
roff_setreg(struct roff *r, const char *name, int val, char sign) |
{ |
{ |
struct roffreg *reg; |
struct roffreg *reg; |
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Line 1283 roff_setreg(struct roff *r, const char *name, int val) |
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Line 1355 roff_setreg(struct roff *r, const char *name, int val) |
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reg = mandoc_malloc(sizeof(struct roffreg)); |
reg = mandoc_malloc(sizeof(struct roffreg)); |
reg->key.p = mandoc_strdup(name); |
reg->key.p = mandoc_strdup(name); |
reg->key.sz = strlen(name); |
reg->key.sz = strlen(name); |
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reg->val = 0; |
reg->next = r->regtab; |
reg->next = r->regtab; |
r->regtab = reg; |
r->regtab = reg; |
} |
} |
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reg->val = val; |
if ('+' == sign) |
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reg->val += val; |
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else if ('-' == sign) |
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reg->val -= val; |
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else |
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reg->val = val; |
} |
} |
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|
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/* |
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* Handle some predefined read-only number registers. |
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* For now, return -1 if the requested register is not predefined; |
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* in case a predefined read-only register having the value -1 |
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* were to turn up, another special value would have to be chosen. |
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*/ |
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static int |
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roff_getregro(const char *name) |
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{ |
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|
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switch (*name) { |
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case ('A'): /* ASCII approximation mode is always off. */ |
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return(0); |
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case ('g'): /* Groff compatibility mode is always on. */ |
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return(1); |
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case ('H'): /* Fixed horizontal resolution. */ |
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return (24); |
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case ('j'): /* Always adjust left margin only. */ |
|
return(0); |
|
case ('T'): /* Some output device is always defined. */ |
|
return(1); |
|
case ('V'): /* Fixed vertical resolution. */ |
|
return (40); |
|
default: |
|
return (-1); |
|
} |
|
} |
|
|
int |
int |
roff_getreg(const struct roff *r, const char *name) |
roff_getreg(const struct roff *r, const char *name) |
{ |
{ |
struct roffreg *reg; |
struct roffreg *reg; |
|
int val; |
|
|
|
if ('.' == name[0] && '\0' != name[1] && '\0' == name[2]) { |
|
val = roff_getregro(name + 1); |
|
if (-1 != val) |
|
return (val); |
|
} |
|
|
for (reg = r->regtab; reg; reg = reg->next) |
for (reg = r->regtab; reg; reg = reg->next) |
if (0 == strcmp(name, reg->key.p)) |
if (0 == strcmp(name, reg->key.p)) |
return(reg->val); |
return(reg->val); |
|
|
roff_getregn(const struct roff *r, const char *name, size_t len) |
roff_getregn(const struct roff *r, const char *name, size_t len) |
{ |
{ |
struct roffreg *reg; |
struct roffreg *reg; |
|
int val; |
|
|
|
if ('.' == name[0] && 2 == len) { |
|
val = roff_getregro(name + 1); |
|
if (-1 != val) |
|
return (val); |
|
} |
|
|
for (reg = r->regtab; reg; reg = reg->next) |
for (reg = r->regtab; reg; reg = reg->next) |
if (len == reg->key.sz && |
if (len == reg->key.sz && |
0 == strncmp(name, reg->key.p, len)) |
0 == strncmp(name, reg->key.p, len)) |
Line 1334 roff_nr(ROFF_ARGS) |
|
Line 1454 roff_nr(ROFF_ARGS) |
|
{ |
{ |
const char *key; |
const char *key; |
char *val; |
char *val; |
|
size_t sz; |
int iv; |
int iv; |
|
char sign; |
|
|
val = *bufp + pos; |
val = *bufp + pos; |
key = roff_getname(r, &val, ln, pos); |
key = roff_getname(r, &val, ln, pos); |
|
|
iv = mandoc_strntoi(val, strlen(val), 10); |
sign = *val; |
|
if ('+' == sign || '-' == sign) |
|
val++; |
|
|
roff_setreg(r, key, iv); |
sz = strspn(val, "0123456789"); |
|
iv = sz ? mandoc_strntoi(val, sz, 10) : 0; |
|
|
|
roff_setreg(r, key, iv, sign); |
|
|
return(ROFF_IGN); |
return(ROFF_IGN); |
} |
} |
|
|
Line 1393 roff_Dd(ROFF_ARGS) |
|
Line 1520 roff_Dd(ROFF_ARGS) |
|
{ |
{ |
const char *const *cp; |
const char *const *cp; |
|
|
if (MPARSE_MDOC != r->parsetype) |
if (0 == r->quick && MPARSE_MDOC != r->parsetype) |
for (cp = __mdoc_reserved; *cp; cp++) |
for (cp = __mdoc_reserved; *cp; cp++) |
roff_setstr(r, *cp, NULL, 0); |
roff_setstr(r, *cp, NULL, 0); |
|
|
Line 1406 roff_TH(ROFF_ARGS) |
|
Line 1533 roff_TH(ROFF_ARGS) |
|
{ |
{ |
const char *const *cp; |
const char *const *cp; |
|
|
if (MPARSE_MDOC != r->parsetype) |
if (0 == r->quick && MPARSE_MDOC != r->parsetype) |
for (cp = __man_reserved; *cp; cp++) |
for (cp = __man_reserved; *cp; cp++) |
roff_setstr(r, *cp, NULL, 0); |
roff_setstr(r, *cp, NULL, 0); |
|
|
Line 1628 roff_userdef(ROFF_ARGS) |
|
Line 1755 roff_userdef(ROFF_ARGS) |
|
|
|
/* |
/* |
* Collect pointers to macro argument strings |
* Collect pointers to macro argument strings |
* and null-terminate them. |
* and NUL-terminate them. |
*/ |
*/ |
cp = *bufp + pos; |
cp = *bufp + pos; |
for (i = 0; i < 9; i++) |
for (i = 0; i < 9; i++) |
Line 1708 roff_getname(struct roff *r, char **cpp, int ln, int p |
|
Line 1835 roff_getname(struct roff *r, char **cpp, int ln, int p |
|
|
|
/* |
/* |
* Store *string into the user-defined string called *name. |
* Store *string into the user-defined string called *name. |
* In multiline mode, append to an existing entry and append '\n'; |
|
* else replace the existing entry, if there is one. |
|
* To clear an existing entry, call with (*r, *name, NULL, 0). |
* To clear an existing entry, call with (*r, *name, NULL, 0). |
|
* append == 0: replace mode |
|
* append == 1: single-line append mode |
|
* append == 2: multiline append mode, append '\n' after each call |
*/ |
*/ |
static void |
static void |
roff_setstr(struct roff *r, const char *name, const char *string, |
roff_setstr(struct roff *r, const char *name, const char *string, |
int multiline) |
int append) |
{ |
{ |
|
|
roff_setstrn(&r->strtab, name, strlen(name), string, |
roff_setstrn(&r->strtab, name, strlen(name), string, |
string ? strlen(string) : 0, multiline); |
string ? strlen(string) : 0, append); |
} |
} |
|
|
static void |
static void |
roff_setstrn(struct roffkv **r, const char *name, size_t namesz, |
roff_setstrn(struct roffkv **r, const char *name, size_t namesz, |
const char *string, size_t stringsz, int multiline) |
const char *string, size_t stringsz, int append) |
{ |
{ |
struct roffkv *n; |
struct roffkv *n; |
char *c; |
char *c; |
Line 1745 roff_setstrn(struct roffkv **r, const char *name, size |
|
Line 1873 roff_setstrn(struct roffkv **r, const char *name, size |
|
n->val.sz = 0; |
n->val.sz = 0; |
n->next = *r; |
n->next = *r; |
*r = n; |
*r = n; |
} else if (0 == multiline) { |
} else if (0 == append) { |
/* In multiline mode, append; else replace. */ |
|
free(n->val.p); |
free(n->val.p); |
n->val.p = NULL; |
n->val.p = NULL; |
n->val.sz = 0; |
n->val.sz = 0; |
Line 1759 roff_setstrn(struct roffkv **r, const char *name, size |
|
Line 1886 roff_setstrn(struct roffkv **r, const char *name, size |
|
* One additional byte for the '\n' in multiline mode, |
* One additional byte for the '\n' in multiline mode, |
* and one for the terminating '\0'. |
* and one for the terminating '\0'. |
*/ |
*/ |
newch = stringsz + (multiline ? 2u : 1u); |
newch = stringsz + (1 < append ? 2u : 1u); |
|
|
if (NULL == n->val.p) { |
if (NULL == n->val.p) { |
n->val.p = mandoc_malloc(newch); |
n->val.p = mandoc_malloc(newch); |
Line 1786 roff_setstrn(struct roffkv **r, const char *name, size |
|
Line 1913 roff_setstrn(struct roffkv **r, const char *name, size |
|
} |
} |
|
|
/* Append terminating bytes. */ |
/* Append terminating bytes. */ |
if (multiline) |
if (1 < append) |
*c++ = '\n'; |
*c++ = '\n'; |
|
|
*c = '\0'; |
*c = '\0'; |
Line 1797 static const char * |
|
Line 1924 static const char * |
|
roff_getstrn(const struct roff *r, const char *name, size_t len) |
roff_getstrn(const struct roff *r, const char *name, size_t len) |
{ |
{ |
const struct roffkv *n; |
const struct roffkv *n; |
|
int i; |
|
|
for (n = r->strtab; n; n = n->next) |
for (n = r->strtab; n; n = n->next) |
if (0 == strncmp(name, n->key.p, len) && |
if (0 == strncmp(name, n->key.p, len) && |
'\0' == n->key.p[(int)len]) |
'\0' == n->key.p[(int)len]) |
return(n->val.p); |
return(n->val.p); |
|
|
|
for (i = 0; i < PREDEFS_MAX; i++) |
|
if (0 == strncmp(name, predefs[i].name, len) && |
|
'\0' == predefs[i].name[(int)len]) |
|
return(predefs[i].str); |
|
|
return(NULL); |
return(NULL); |
} |
} |