version 1.1, 2009/03/23 14:22:11 |
version 1.11, 2009/03/26 14:38:11 |
Line 31 const char *const __man_macronames[MAN_MAX] = { |
|
Line 31 const char *const __man_macronames[MAN_MAX] = { |
|
"TP", "LP", "PP", "P", |
"TP", "LP", "PP", "P", |
"IP", "HP", "SM", "SB", |
"IP", "HP", "SM", "SB", |
"BI", "IB", "BR", "RB", |
"BI", "IB", "BR", "RB", |
"R", "B", "I" |
"R", "B", "I", "IR", |
|
"RI" |
}; |
}; |
|
|
const char * const *man_macronames = __man_macronames; |
const char * const *man_macronames = __man_macronames; |
Line 41 static int man_node_append(struct man *, |
|
Line 42 static int man_node_append(struct man *, |
|
struct man_node *); |
struct man_node *); |
static int man_ptext(struct man *, int, char *); |
static int man_ptext(struct man *, int, char *); |
static int man_pmacro(struct man *, int, char *); |
static int man_pmacro(struct man *, int, char *); |
|
static void man_free1(struct man *); |
|
static void man_alloc1(struct man *); |
|
|
|
|
const struct man_node * |
const struct man_node * |
man_node(const struct man *man) |
man_node(const struct man *m) |
{ |
{ |
|
|
return(man->first); |
return(MAN_HALT & m->flags ? NULL : m->first); |
} |
} |
|
|
|
|
const struct man_meta * |
const struct man_meta * |
man_meta(const struct man *man) |
man_meta(const struct man *m) |
{ |
{ |
|
|
return(&man->meta); |
return(MAN_HALT & m->flags ? NULL : &m->meta); |
} |
} |
|
|
|
|
|
|
man_reset(struct man *man) |
man_reset(struct man *man) |
{ |
{ |
|
|
if (man->first) |
man_free1(man); |
man_node_freelist(man->first); |
man_alloc1(man); |
if (man->meta.title) |
|
free(man->meta.title); |
|
if (man->meta.os) |
|
free(man->meta.os); |
|
if (man->meta.vol) |
|
free(man->meta.vol); |
|
|
|
bzero(&man->meta, sizeof(struct man_meta)); |
|
man->flags = 0; |
|
if (NULL == (man->last = calloc(1, sizeof(struct man_node)))) |
|
err(1, "malloc"); |
|
man->first = man->last; |
|
man->last->type = MAN_ROOT; |
|
man->next = MAN_NEXT_CHILD; |
|
} |
} |
|
|
|
|
|
|
man_free(struct man *man) |
man_free(struct man *man) |
{ |
{ |
|
|
if (man->first) |
man_free1(man); |
man_node_freelist(man->first); |
|
if (man->meta.title) |
|
free(man->meta.title); |
|
if (man->meta.os) |
|
free(man->meta.os); |
|
if (man->meta.vol) |
|
free(man->meta.vol); |
|
if (man->htab) |
if (man->htab) |
man_hash_free(man->htab); |
man_hash_free(man->htab); |
free(man); |
free(man); |
Line 101 man_free(struct man *man) |
|
Line 84 man_free(struct man *man) |
|
|
|
|
|
struct man * |
struct man * |
man_alloc(void) |
man_alloc(void *data, int pflags, const struct man_cb *cb) |
{ |
{ |
struct man *p; |
struct man *p; |
|
|
if (NULL == (p = calloc(1, sizeof(struct man)))) |
p = calloc(1, sizeof(struct man)); |
err(1, "malloc"); |
if (NULL == p) |
if (NULL == (p->last = calloc(1, sizeof(struct man_node)))) |
err(1, "calloc"); |
err(1, "malloc"); |
|
|
|
p->first = p->last; |
man_alloc1(p); |
p->last->type = MAN_ROOT; |
|
p->next = MAN_NEXT_CHILD; |
if (cb) |
|
(void)memcpy(&p->cb, cb, sizeof(struct man_cb)); |
|
|
p->htab = man_hash_alloc(); |
p->htab = man_hash_alloc(); |
|
p->data = data; |
|
p->pflags = pflags; |
|
|
return(p); |
return(p); |
} |
} |
|
|
|
|
man_endparse(struct man *m) |
man_endparse(struct man *m) |
{ |
{ |
|
|
return(1); |
if (MAN_HALT & m->flags) |
|
return(0); |
|
else if (man_macroend(m)) |
|
return(1); |
|
m->flags |= MAN_HALT; |
|
return(0); |
} |
} |
|
|
|
|
Line 136 man_parseln(struct man *m, int ln, char *buf) |
|
Line 128 man_parseln(struct man *m, int ln, char *buf) |
|
} |
} |
|
|
|
|
|
static void |
|
man_free1(struct man *man) |
|
{ |
|
|
|
if (man->first) |
|
man_node_freelist(man->first); |
|
if (man->meta.title) |
|
free(man->meta.title); |
|
if (man->meta.source) |
|
free(man->meta.source); |
|
if (man->meta.vol) |
|
free(man->meta.vol); |
|
} |
|
|
|
|
|
static void |
|
man_alloc1(struct man *m) |
|
{ |
|
|
|
bzero(&m->meta, sizeof(struct man_meta)); |
|
m->flags = 0; |
|
m->last = calloc(1, sizeof(struct man_node)); |
|
if (NULL == m->last) |
|
err(1, "calloc"); |
|
m->first = m->last; |
|
m->last->type = MAN_ROOT; |
|
m->next = MAN_NEXT_CHILD; |
|
} |
|
|
|
|
static int |
static int |
man_node_append(struct man *man, struct man_node *p) |
man_node_append(struct man *man, struct man_node *p) |
{ |
{ |
Line 159 man_node_append(struct man *man, struct man_node *p) |
|
Line 181 man_node_append(struct man *man, struct man_node *p) |
|
/* NOTREACHED */ |
/* NOTREACHED */ |
} |
} |
|
|
#if 0 |
man->last = p; |
if ( ! man_valid_pre(man, p)) |
|
return(0); |
|
if ( ! man_action_pre(man, p)) |
|
return(0); |
|
#endif |
|
|
|
switch (p->type) { |
switch (p->type) { |
case (MAN_HEAD): |
case (MAN_TEXT): |
assert(MAN_BLOCK == p->parent->type); |
if ( ! man_valid_post(man)) |
p->parent->head = p; |
return(0); |
|
if ( ! man_action_post(man)) |
|
return(0); |
break; |
break; |
case (MAN_BODY): |
|
assert(MAN_BLOCK == p->parent->type); |
|
p->parent->body = p; |
|
break; |
|
default: |
default: |
break; |
break; |
} |
} |
|
|
man->last = p; |
|
return(1); |
return(1); |
} |
} |
|
|
Line 200 man_node_alloc(int line, int pos, enum man_type type) |
|
Line 214 man_node_alloc(int line, int pos, enum man_type type) |
|
|
|
|
|
int |
int |
man_head_alloc(struct man *man, int line, int pos, int tok) |
|
{ |
|
struct man_node *p; |
|
|
|
p = man_node_alloc(line, pos, MAN_HEAD); |
|
p->tok = tok; |
|
|
|
return(man_node_append(man, p)); |
|
} |
|
|
|
|
|
int |
|
man_body_alloc(struct man *man, int line, int pos, int tok) |
|
{ |
|
struct man_node *p; |
|
|
|
p = man_node_alloc(line, pos, MAN_BODY); |
|
p->tok = tok; |
|
|
|
return(man_node_append(man, p)); |
|
} |
|
|
|
|
|
int |
|
man_block_alloc(struct man *man, int line, int pos, int tok) |
|
{ |
|
struct man_node *p; |
|
|
|
p = man_node_alloc(line, pos, MAN_BLOCK); |
|
p->tok = tok; |
|
|
|
return(man_node_append(man, p)); |
|
} |
|
|
|
|
|
int |
|
man_elem_alloc(struct man *man, int line, int pos, int tok) |
man_elem_alloc(struct man *man, int line, int pos, int tok) |
{ |
{ |
struct man_node *p; |
struct man_node *p; |
|
|
man_ptext(struct man *m, int line, char *buf) |
man_ptext(struct man *m, int line, char *buf) |
{ |
{ |
|
|
if (0 == buf[0]) { |
if ( ! man_word_alloc(m, line, 0, buf)) |
warnx("blank line!"); |
return(0); |
|
m->next = MAN_NEXT_SIBLING; |
|
|
|
/* |
|
* If this is one of the zany NLINE macros that consumes the |
|
* next line of input as being influenced, then close out the |
|
* existing macro "scope" and continue processing. |
|
*/ |
|
|
|
if ( ! (MAN_NLINE & m->flags)) |
return(1); |
return(1); |
} |
|
|
|
if ( ! man_word_alloc(m, line, 0, buf)) |
m->flags &= ~MAN_NLINE; |
|
m->last = m->last->parent; |
|
|
|
assert(MAN_ROOT != m->last->type); |
|
if ( ! man_valid_post(m)) |
return(0); |
return(0); |
|
if ( ! man_action_post(m)) |
|
return(0); |
|
|
m->next = MAN_NEXT_SIBLING; |
|
return(1); |
return(1); |
} |
} |
|
|
Line 304 man_ptext(struct man *m, int line, char *buf) |
|
Line 295 man_ptext(struct man *m, int line, char *buf) |
|
int |
int |
man_pmacro(struct man *m, int ln, char *buf) |
man_pmacro(struct man *m, int ln, char *buf) |
{ |
{ |
int i, c; |
int i, j, c, ppos, fl; |
char mac[5]; |
char mac[5]; |
|
struct man_node *n; |
|
|
/* Comments and empties are quickly ignored. */ |
/* Comments and empties are quickly ignored. */ |
|
|
|
n = m->last; |
|
fl = MAN_NLINE & m->flags; |
|
|
if (0 == buf[1]) |
if (0 == buf[1]) |
return(1); |
goto out; |
|
|
if (' ' == buf[1]) { |
i = 1; |
i = 2; |
|
|
if (' ' == buf[i]) { |
|
i++; |
while (buf[i] && ' ' == buf[i]) |
while (buf[i] && ' ' == buf[i]) |
i++; |
i++; |
if (0 == buf[i]) |
if (0 == buf[i]) |
return(1); |
goto out; |
warnx("invalid syntax"); |
|
return(0); |
|
} |
} |
|
|
if (buf[1] && '\\' == buf[1]) |
ppos = i; |
if (buf[2] && '\"' == buf[2]) |
|
return(1); |
|
|
|
|
if (buf[i] && '\\' == buf[i]) |
|
if (buf[i + 1] && '\"' == buf[i + 1]) |
|
goto out; |
|
|
/* Copy the first word into a nil-terminated buffer. */ |
/* Copy the first word into a nil-terminated buffer. */ |
|
|
for (i = 1; i < 5; i++) { |
for (j = 0; j < 4; j++, i++) { |
if (0 == (mac[i - 1] = buf[i])) |
if (0 == (mac[j] = buf[i])) |
break; |
break; |
else if (' ' == buf[i]) |
else if (' ' == buf[i]) |
break; |
break; |
} |
} |
|
|
mac[i - 1] = 0; |
mac[j] = 0; |
|
|
if (i == 5 || i <= 1) { |
if (j == 4 || j < 1) { |
warnx("unknown macro: %s", mac); |
if ( ! (MAN_IGN_MACRO & m->pflags)) { |
goto err; |
(void)man_verr(m, ln, ppos, |
} |
"ill-formed macro: %s", mac); |
|
goto err; |
|
} |
|
if ( ! man_vwarn(m, ln, ppos, |
|
"ill-formed macro: %s", mac)) |
|
goto err; |
|
goto out; |
|
} |
|
|
if (MAN_MAX == (c = man_hash_find(m->htab, mac))) { |
if (MAN_MAX == (c = man_hash_find(m->htab, mac))) { |
warnx("unknown macro: %s", mac); |
if ( ! (MAN_IGN_MACRO & m->pflags)) { |
goto err; |
(void)man_verr(m, ln, ppos, |
|
"unknown macro: %s", mac); |
|
goto err; |
|
} |
|
if ( ! man_vwarn(m, ln, ppos, |
|
"unknown macro: %s", mac)) |
|
goto err; |
|
goto out; |
} |
} |
|
|
/* The macro is sane. Jump to the next word. */ |
/* The macro is sane. Jump to the next word. */ |
Line 354 man_pmacro(struct man *m, int ln, char *buf) |
|
Line 365 man_pmacro(struct man *m, int ln, char *buf) |
|
|
|
/* Begin recursive parse sequence. */ |
/* Begin recursive parse sequence. */ |
|
|
if ( ! (*man_macros[c].fp)(m, c, ln, 1, &i, buf)) |
if ( ! man_macro(m, c, ln, ppos, &i, buf)) |
goto err; |
goto err; |
|
|
|
out: |
|
if (fl) { |
|
/* |
|
* A NLINE macro has been immediately followed with |
|
* another. Close out the preceeding macro's scope, and |
|
* continue. |
|
*/ |
|
assert(MAN_ROOT != m->last->type); |
|
assert(m->last->parent); |
|
assert(MAN_ROOT != m->last->parent->type); |
|
|
|
if (n != m->last) |
|
m->last = m->last->parent; |
|
|
|
if ( ! man_valid_post(m)) |
|
return(0); |
|
if ( ! man_action_post(m)) |
|
return(0); |
|
m->next = MAN_NEXT_SIBLING; |
|
m->flags &= ~MAN_NLINE; |
|
} |
|
|
return(1); |
return(1); |
|
|
err: /* Error out. */ |
err: /* Error out. */ |
|
|
#if 0 |
m->flags |= MAN_HALT; |
m->flags |= MDOC_HALT; |
|
#endif |
|
return(0); |
return(0); |
} |
} |
|
|
|
|
|
int |
|
man_verr(struct man *man, int ln, int pos, const char *fmt, ...) |
|
{ |
|
char buf[256]; |
|
va_list ap; |
|
|
|
if (NULL == man->cb.man_err) |
|
return(0); |
|
|
|
va_start(ap, fmt); |
|
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
|
va_end(ap); |
|
return((*man->cb.man_err)(man->data, ln, pos, buf)); |
|
} |
|
|
|
|
|
int |
|
man_vwarn(struct man *man, int ln, int pos, const char *fmt, ...) |
|
{ |
|
char buf[256]; |
|
va_list ap; |
|
|
|
if (NULL == man->cb.man_warn) |
|
return(0); |
|
|
|
va_start(ap, fmt); |
|
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
|
va_end(ap); |
|
return((*man->cb.man_warn)(man->data, ln, pos, buf)); |
|
} |
|
|
|
|