version 1.9, 2009/03/26 09:55:39 |
version 1.17, 2009/04/12 19:30:45 |
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*/ |
*/ |
#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
#include <err.h> |
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#include <stdarg.h> |
#include <stdarg.h> |
#include <stdlib.h> |
#include <stdlib.h> |
#include <stdio.h> |
#include <stdio.h> |
Line 31 const char *const __man_macronames[MAN_MAX] = { |
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Line 30 const char *const __man_macronames[MAN_MAX] = { |
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"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", "IR" |
"R", "B", "I", "IR", |
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"RI", "br", "na", "i" |
}; |
}; |
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const char * const *man_macronames = __man_macronames; |
const char * const *man_macronames = __man_macronames; |
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static struct man_node *man_node_alloc(int, int, enum man_type); |
static struct man_node *man_node_alloc(int, int, |
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enum man_type, int); |
static int man_node_append(struct man *, |
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_free1(struct man *); |
static void man_alloc1(struct man *); |
static int man_alloc1(struct man *); |
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const struct man_node * |
const struct man_node * |
Line 61 man_meta(const struct man *m) |
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Line 62 man_meta(const struct man *m) |
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} |
} |
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void |
int |
man_reset(struct man *man) |
man_reset(struct man *man) |
{ |
{ |
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man_free1(man); |
man_free1(man); |
man_alloc1(man); |
return(man_alloc1(man)); |
} |
} |
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Line 87 man_alloc(void *data, int pflags, const struct man_cb |
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Line 88 man_alloc(void *data, int pflags, const struct man_cb |
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{ |
{ |
struct man *p; |
struct man *p; |
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p = calloc(1, sizeof(struct man)); |
if (NULL == (p = calloc(1, sizeof(struct man)))) |
if (NULL == p) |
return(NULL); |
err(1, "calloc"); |
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man_alloc1(p); |
if ( ! man_alloc1(p)) { |
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free(p); |
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return(NULL); |
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} |
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if (cb) |
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(void)memcpy(&p->cb, cb, sizeof(struct man_cb)); |
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p->htab = man_hash_alloc(); |
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p->data = data; |
p->data = data; |
p->pflags = pflags; |
p->pflags = pflags; |
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(void)memcpy(&p->cb, cb, sizeof(struct man_cb)); |
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if (NULL == (p->htab = man_hash_alloc())) { |
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free(p); |
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return(NULL); |
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} |
return(p); |
return(p); |
} |
} |
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Line 142 man_free1(struct man *man) |
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Line 146 man_free1(struct man *man) |
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} |
} |
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static void |
static int |
man_alloc1(struct man *m) |
man_alloc1(struct man *m) |
{ |
{ |
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Line 150 man_alloc1(struct man *m) |
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Line 154 man_alloc1(struct man *m) |
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m->flags = 0; |
m->flags = 0; |
m->last = calloc(1, sizeof(struct man_node)); |
m->last = calloc(1, sizeof(struct man_node)); |
if (NULL == m->last) |
if (NULL == m->last) |
err(1, "calloc"); |
return(0); |
m->first = m->last; |
m->first = m->last; |
m->last->type = MAN_ROOT; |
m->last->type = MAN_ROOT; |
m->next = MAN_NEXT_CHILD; |
m->next = MAN_NEXT_CHILD; |
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return(1); |
} |
} |
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Line 198 man_node_append(struct man *man, struct man_node *p) |
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Line 203 man_node_append(struct man *man, struct man_node *p) |
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static struct man_node * |
static struct man_node * |
man_node_alloc(int line, int pos, enum man_type type) |
man_node_alloc(int line, int pos, enum man_type type, int tok) |
{ |
{ |
struct man_node *p; |
struct man_node *p; |
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if (NULL == (p = calloc(1, sizeof(struct man_node)))) |
p = calloc(1, sizeof(struct man_node)); |
err(1, "malloc"); |
if (NULL == p) |
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return(NULL); |
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p->line = line; |
p->line = line; |
p->pos = pos; |
p->pos = pos; |
p->type = type; |
p->type = type; |
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p->tok = tok; |
return(p); |
return(p); |
} |
} |
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Line 217 man_elem_alloc(struct man *man, int line, int pos, int |
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Line 224 man_elem_alloc(struct man *man, int line, int pos, int |
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{ |
{ |
struct man_node *p; |
struct man_node *p; |
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p = man_node_alloc(line, pos, MAN_ELEM); |
p = man_node_alloc(line, pos, MAN_ELEM, tok); |
p->tok = tok; |
if (NULL == p) |
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return(0); |
return(man_node_append(man, p)); |
return(man_node_append(man, p)); |
} |
} |
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Line 230 man_word_alloc(struct man *man, |
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Line 237 man_word_alloc(struct man *man, |
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{ |
{ |
struct man_node *p; |
struct man_node *p; |
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p = man_node_alloc(line, pos, MAN_TEXT); |
p = man_node_alloc(line, pos, MAN_TEXT, -1); |
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if (NULL == p) |
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return(0); |
if (NULL == (p->string = strdup(word))) |
if (NULL == (p->string = strdup(word))) |
err(1, "strdup"); |
return(0); |
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return(man_node_append(man, p)); |
return(man_node_append(man, p)); |
} |
} |
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Line 268 man_ptext(struct man *m, int line, char *buf) |
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Line 276 man_ptext(struct man *m, int line, char *buf) |
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if ( ! man_word_alloc(m, line, 0, buf)) |
if ( ! man_word_alloc(m, line, 0, buf)) |
return(0); |
return(0); |
m->next = MAN_NEXT_SIBLING; |
m->next = MAN_NEXT_SIBLING; |
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/* |
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* If this is one of the zany NLINE macros that consumes the |
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* next line of input as being influenced, then close out the |
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* existing macro "scope" and continue processing. |
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*/ |
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if ( ! (MAN_NLINE & m->flags)) |
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return(1); |
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m->flags &= ~MAN_NLINE; |
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m->last = m->last->parent; |
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assert(MAN_ROOT != m->last->type); |
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if ( ! man_valid_post(m)) |
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return(0); |
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if ( ! man_action_post(m)) |
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return(0); |
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return(1); |
return(1); |
} |
} |
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Line 275 man_ptext(struct man *m, int line, char *buf) |
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Line 302 man_ptext(struct man *m, int line, char *buf) |
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int |
int |
man_pmacro(struct man *m, int ln, char *buf) |
man_pmacro(struct man *m, int ln, char *buf) |
{ |
{ |
int i, j, c; |
int i, j, c, ppos, fl; |
char mac[5]; |
char mac[5]; |
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struct man_node *n; |
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/* Comments and empties are quickly ignored. */ |
/* Comments and empties are quickly ignored. */ |
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n = m->last; |
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fl = MAN_NLINE & m->flags; |
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if (0 == buf[1]) |
if (0 == buf[1]) |
return(1); |
goto out; |
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i = 1; |
i = 1; |
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Line 290 man_pmacro(struct man *m, int ln, char *buf) |
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Line 321 man_pmacro(struct man *m, int ln, char *buf) |
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while (buf[i] && ' ' == buf[i]) |
while (buf[i] && ' ' == buf[i]) |
i++; |
i++; |
if (0 == buf[i]) |
if (0 == buf[i]) |
return(1); |
goto out; |
} |
} |
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ppos = i; |
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if (buf[i] && '\\' == buf[i]) |
if (buf[i] && '\\' == buf[i]) |
if (buf[i + 1] && '\"' == buf[i + 1]) |
if (buf[i + 1] && '\"' == buf[i + 1]) |
return(1); |
goto out; |
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/* Copy the first word into a nil-terminated buffer. */ |
/* Copy the first word into a nil-terminated buffer. */ |
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for (j = 0; j < 4; j++) { |
for (j = 0; j < 4; j++, i++) { |
if (0 == (mac[j] = buf[j + i])) |
if (0 == (mac[j] = buf[i])) |
break; |
break; |
else if (' ' == buf[j + i]) |
else if (' ' == buf[i]) |
break; |
break; |
} |
} |
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Line 310 man_pmacro(struct man *m, int ln, char *buf) |
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Line 343 man_pmacro(struct man *m, int ln, char *buf) |
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if (j == 4 || j < 1) { |
if (j == 4 || j < 1) { |
if ( ! (MAN_IGN_MACRO & m->pflags)) { |
if ( ! (MAN_IGN_MACRO & m->pflags)) { |
(void)man_verr(m, ln, i, |
(void)man_verr(m, ln, ppos, |
"ill-formed macro: %s", mac); |
"ill-formed macro: %s", mac); |
goto err; |
goto err; |
} |
} |
if ( ! man_vwarn(m, ln, 0, "ill-formed macro: %s", mac)) |
if ( ! man_vwarn(m, ln, ppos, |
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"ill-formed macro: %s", mac)) |
goto err; |
goto err; |
return(1); |
return(1); |
} |
} |
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if (MAN_MAX == (c = man_hash_find(m->htab, mac))) { |
if (MAN_MAX == (c = man_hash_find(m->htab, mac))) { |
if ( ! (MAN_IGN_MACRO & m->pflags)) { |
if ( ! (MAN_IGN_MACRO & m->pflags)) { |
(void)man_verr(m, ln, i, |
(void)man_verr(m, ln, ppos, |
"unknown macro: %s", mac); |
"unknown macro: %s", mac); |
goto err; |
goto err; |
} |
} |
if ( ! man_vwarn(m, ln, i, "unknown macro: %s", mac)) |
if ( ! man_vwarn(m, ln, ppos, |
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"unknown macro: %s", mac)) |
goto err; |
goto err; |
return(1); |
return(1); |
} |
} |
Line 337 man_pmacro(struct man *m, int ln, char *buf) |
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Line 372 man_pmacro(struct man *m, int ln, char *buf) |
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/* Begin recursive parse sequence. */ |
/* Begin recursive parse sequence. */ |
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if ( ! man_macro(m, c, ln, 1, &i, buf)) |
if ( ! man_macro(m, c, ln, ppos, &i, buf)) |
goto err; |
goto err; |
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out: |
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if (fl) { |
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/* |
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* A NLINE macro has been immediately followed with |
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* another. Close out the preceding macro's scope, and |
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* continue. |
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*/ |
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assert(MAN_ROOT != m->last->type); |
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assert(m->last->parent); |
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assert(MAN_ROOT != m->last->parent->type); |
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if (n != m->last) |
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m->last = m->last->parent; |
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if ( ! man_valid_post(m)) |
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return(0); |
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if ( ! man_action_post(m)) |
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return(0); |
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m->next = MAN_NEXT_SIBLING; |
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m->flags &= ~MAN_NLINE; |
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} |
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return(1); |
return(1); |
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