src/usr.bin/mandoc/roff.c - diff

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Diff for /src/usr.bin/mandoc/roff.c between version 1.64 and 1.65

version 1.64, 2014/01/06 23:46:01

version 1.65, 2014/02/14 22:27:32

Line 188

static int roff_getop(const char *, int *, char *);

static int roff_getregn(const struct roff *,

const char *, size_t);

static int roff_getregro(const char *name);

static const char *roff_getstrn(const struct roff *,

const char *, size_t);

static enum rofferr roff_it(ROFF_ARGS);

Line 1376

Line 1377

reg->val = val;

}

* Handle some predefined read-only number registers.

* For now, return -1 if the requested register is not predefined;

* in case a predefined read-only register having the value -1

* were to turn up, another special value would have to be chosen.

static int

roff_getregro(const char *name)

{

switch (*name) {

case ('A'): /* ASCII approximation mode is always off. */

return(0);

case ('g'): /* Groff compatibility mode is always on. */

return(1);

case ('H'): /* Fixed horizontal resolution. */

return (24);

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

roff_getreg(const struct roff *r, const char *name)

{

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)

if (0 == strcmp(name, reg->key.p))

return(reg->val);

Line 1392

Line 1428

roff_getregn(const struct roff *r, const char *name, size_t len)

{