version 1.73, 2009/03/31 13:50:19 |
version 1.84, 2009/06/17 07:59:47 |
|
|
/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org> |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> |
* |
* |
* 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 |
* purpose with or without fee is hereby granted, provided that the above |
* above copyright notice and this permission notice appear in all |
* copyright notice and this permission notice appear in all copies. |
* copies. |
|
* |
* |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* PERFORMANCE OF THIS SOFTWARE. |
|
*/ |
*/ |
#include <assert.h> |
#include <assert.h> |
#include <ctype.h> |
#include <ctype.h> |
|
|
}; |
}; |
|
|
const char *const __mdoc_macronames[MDOC_MAX] = { |
const char *const __mdoc_macronames[MDOC_MAX] = { |
"\\\"", "Dd", "Dt", "Os", |
"Ap", "Dd", "Dt", "Os", |
"Sh", "Ss", "Pp", "D1", |
"Sh", "Ss", "Pp", "D1", |
"Dl", "Bd", "Ed", "Bl", |
"Dl", "Bd", "Ed", "Bl", |
"El", "It", "Ad", "An", |
"El", "It", "Ad", "An", |
Line 65 const char *const __mdoc_macronames[MDOC_MAX] = { |
|
Line 63 const char *const __mdoc_macronames[MDOC_MAX] = { |
|
"Tn", "Ux", "Xc", "Xo", |
"Tn", "Ux", "Xc", "Xo", |
"Fo", "Fc", "Oo", "Oc", |
"Fo", "Fc", "Oo", "Oc", |
"Bk", "Ek", "Bt", "Hf", |
"Bk", "Ek", "Bt", "Hf", |
"Fr", "Ud", "Lb", "Ap", |
"Fr", "Ud", "Lb", "Lp", |
"Lp", "Lk", "Mt", "Brq", |
"Lk", "Mt", "Brq", "Bro", |
/* LINTED */ |
/* LINTED */ |
"Bro", "Brc", "\%C", "Es", |
"Brc", "\%C", "Es", "En", |
/* LINTED */ |
/* LINTED */ |
"En", "Dx", "\%Q" |
"Dx", "\%Q" |
}; |
}; |
|
|
const char *const __mdoc_argnames[MDOC_ARG_MAX] = { |
const char *const __mdoc_argnames[MDOC_ARG_MAX] = { |
Line 99 static int parsemacro(struct mdoc *, int, char *); |
|
Line 97 static int parsemacro(struct mdoc *, int, char *); |
|
static int macrowarn(struct mdoc *, int, const char *); |
static int macrowarn(struct mdoc *, int, const char *); |
static int perr(struct mdoc *, int, int, enum merr); |
static int perr(struct mdoc *, int, int, enum merr); |
|
|
#define verr(m, t) perr((m), (m)->last->line, (m)->last->pos, (t)) |
|
|
|
/* |
|
* Get the first (root) node of the parse tree. |
|
*/ |
|
const struct mdoc_node * |
const struct mdoc_node * |
mdoc_node(const struct mdoc *m) |
mdoc_node(const struct mdoc *m) |
{ |
{ |
Line 180 mdoc_free(struct mdoc *mdoc) |
|
Line 173 mdoc_free(struct mdoc *mdoc) |
|
|
|
mdoc_free1(mdoc); |
mdoc_free1(mdoc); |
if (mdoc->htab) |
if (mdoc->htab) |
mdoc_tokhash_free(mdoc->htab); |
mdoc_hash_free(mdoc->htab); |
free(mdoc); |
free(mdoc); |
} |
} |
|
|
Line 192 mdoc_alloc(void *data, int pflags, const struct mdoc_c |
|
Line 185 mdoc_alloc(void *data, int pflags, const struct mdoc_c |
|
|
|
if (NULL == (p = calloc(1, sizeof(struct mdoc)))) |
if (NULL == (p = calloc(1, sizeof(struct mdoc)))) |
return(NULL); |
return(NULL); |
|
if (cb) |
|
(void)memcpy(&p->cb, cb, sizeof(struct mdoc_cb)); |
|
|
p->data = data; |
p->data = data; |
p->htab = mdoc_tokhash_alloc(); |
|
p->pflags = pflags; |
p->pflags = pflags; |
|
|
if (cb) |
if (NULL == (p->htab = mdoc_hash_alloc())) { |
(void)memcpy(&p->cb, cb, sizeof(struct mdoc_cb)); |
free(p); |
|
return(NULL); |
if (mdoc_alloc1(p)) |
} else if (mdoc_alloc1(p)) |
return(p); |
return(p); |
|
|
free(p); |
free(p); |
return(NULL); |
return(NULL); |
} |
} |
|
|
mdoc_parseln(struct mdoc *m, int ln, char *buf) |
mdoc_parseln(struct mdoc *m, int ln, char *buf) |
{ |
{ |
|
|
/* If in error-mode, then we parse no more. */ |
|
|
|
if (MDOC_HALT & m->flags) |
if (MDOC_HALT & m->flags) |
return(0); |
return(0); |
|
|
Line 242 mdoc_parseln(struct mdoc *m, int ln, char *buf) |
|
Line 235 mdoc_parseln(struct mdoc *m, int ln, char *buf) |
|
} |
} |
|
|
|
|
void |
int |
mdoc_vmsg(struct mdoc *mdoc, int ln, int pos, const char *fmt, ...) |
mdoc_verr(struct mdoc *mdoc, int ln, int pos, |
|
const char *fmt, ...) |
{ |
{ |
char buf[256]; |
char buf[256]; |
va_list ap; |
va_list ap; |
|
|
if (NULL == mdoc->cb.mdoc_msg) |
if (NULL == mdoc->cb.mdoc_err) |
return; |
return(0); |
|
|
va_start(ap, fmt); |
va_start(ap, fmt); |
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
va_end(ap); |
va_end(ap); |
(*mdoc->cb.mdoc_msg)(mdoc->data, ln, pos, buf); |
return((*mdoc->cb.mdoc_err)(mdoc->data, ln, pos, buf)); |
} |
} |
|
|
|
|
int |
int |
mdoc_verr(struct mdoc *mdoc, int ln, int pos, |
mdoc_vwarn(struct mdoc *mdoc, int ln, int pos, |
|
enum mdoc_warn type, const char *fmt, ...) |
|
{ |
|
char buf[256]; |
|
va_list ap; |
|
|
|
if (NULL == mdoc->cb.mdoc_warn) |
|
return(0); |
|
|
|
va_start(ap, fmt); |
|
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
|
va_end(ap); |
|
return((*mdoc->cb.mdoc_warn)(mdoc->data, ln, pos, type, buf)); |
|
} |
|
|
|
|
|
int |
|
mdoc_nerr(struct mdoc *mdoc, const struct mdoc_node *node, |
const char *fmt, ...) |
const char *fmt, ...) |
{ |
{ |
char buf[256]; |
char buf[256]; |
Line 271 mdoc_verr(struct mdoc *mdoc, int ln, int pos, |
|
Line 282 mdoc_verr(struct mdoc *mdoc, int ln, int pos, |
|
va_start(ap, fmt); |
va_start(ap, fmt); |
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
va_end(ap); |
va_end(ap); |
return((*mdoc->cb.mdoc_err)(mdoc->data, ln, pos, buf)); |
return((*mdoc->cb.mdoc_err)(mdoc->data, |
|
node->line, node->pos, buf)); |
} |
} |
|
|
|
|
int |
int |
mdoc_vwarn(struct mdoc *mdoc, int ln, int pos, |
mdoc_warn(struct mdoc *mdoc, enum mdoc_warn type, |
enum mdoc_warn type, const char *fmt, ...) |
const char *fmt, ...) |
{ |
{ |
char buf[256]; |
char buf[256]; |
va_list ap; |
va_list ap; |
Line 288 mdoc_vwarn(struct mdoc *mdoc, int ln, int pos, |
|
Line 300 mdoc_vwarn(struct mdoc *mdoc, int ln, int pos, |
|
va_start(ap, fmt); |
va_start(ap, fmt); |
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
va_end(ap); |
va_end(ap); |
return((*mdoc->cb.mdoc_warn)(mdoc->data, ln, pos, type, buf)); |
return((*mdoc->cb.mdoc_warn)(mdoc->data, mdoc->last->line, |
|
mdoc->last->pos, type, buf)); |
} |
} |
|
|
|
|
int |
int |
|
mdoc_err(struct mdoc *mdoc, const char *fmt, ...) |
|
{ |
|
char buf[256]; |
|
va_list ap; |
|
|
|
if (NULL == mdoc->cb.mdoc_err) |
|
return(0); |
|
|
|
va_start(ap, fmt); |
|
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
|
va_end(ap); |
|
return((*mdoc->cb.mdoc_err)(mdoc->data, mdoc->last->line, |
|
mdoc->last->pos, buf)); |
|
} |
|
|
|
|
|
int |
|
mdoc_pwarn(struct mdoc *mdoc, int line, int pos, enum mdoc_warn type, |
|
const char *fmt, ...) |
|
{ |
|
char buf[256]; |
|
va_list ap; |
|
|
|
if (NULL == mdoc->cb.mdoc_warn) |
|
return(0); |
|
|
|
va_start(ap, fmt); |
|
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
|
va_end(ap); |
|
return((*mdoc->cb.mdoc_warn)(mdoc->data, |
|
line, pos, type, buf)); |
|
} |
|
|
|
int |
|
mdoc_perr(struct mdoc *mdoc, int line, int pos, const char *fmt, ...) |
|
{ |
|
char buf[256]; |
|
va_list ap; |
|
|
|
if (NULL == mdoc->cb.mdoc_err) |
|
return(0); |
|
|
|
va_start(ap, fmt); |
|
(void)vsnprintf(buf, sizeof(buf) - 1, fmt, ap); |
|
va_end(ap); |
|
return((*mdoc->cb.mdoc_err)(mdoc->data, line, pos, buf)); |
|
} |
|
|
|
|
|
int |
mdoc_macro(struct mdoc *m, int tok, |
mdoc_macro(struct mdoc *m, int tok, |
int ln, int pp, int *pos, char *buf) |
int ln, int pp, int *pos, char *buf) |
{ |
{ |
Line 417 node_alloc(struct mdoc *mdoc, int line, |
|
Line 480 node_alloc(struct mdoc *mdoc, int line, |
|
struct mdoc_node *p; |
struct mdoc_node *p; |
|
|
if (NULL == (p = calloc(1, sizeof(struct mdoc_node)))) { |
if (NULL == (p = calloc(1, sizeof(struct mdoc_node)))) { |
(void)verr(mdoc, EMALLOC); |
(void)perr(mdoc, (mdoc)->last->line, |
|
(mdoc)->last->pos, EMALLOC); |
return(NULL); |
return(NULL); |
} |
} |
|
|
Line 480 mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, |
|
Line 544 mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, |
|
p = node_alloc(mdoc, line, pos, tok, MDOC_BLOCK); |
p = node_alloc(mdoc, line, pos, tok, MDOC_BLOCK); |
if (NULL == p) |
if (NULL == p) |
return(0); |
return(0); |
if ((p->args = args)) |
p->args = args; |
|
if (p->args) |
(args->refcnt)++; |
(args->refcnt)++; |
return(node_append(mdoc, p)); |
return(node_append(mdoc, p)); |
} |
} |
Line 495 mdoc_elem_alloc(struct mdoc *mdoc, int line, int pos, |
|
Line 560 mdoc_elem_alloc(struct mdoc *mdoc, int line, int pos, |
|
p = node_alloc(mdoc, line, pos, tok, MDOC_ELEM); |
p = node_alloc(mdoc, line, pos, tok, MDOC_ELEM); |
if (NULL == p) |
if (NULL == p) |
return(0); |
return(0); |
if ((p->args = args)) |
p->args = args; |
|
if (p->args) |
(args->refcnt)++; |
(args->refcnt)++; |
return(node_append(mdoc, p)); |
return(node_append(mdoc, p)); |
} |
} |
Line 511 mdoc_word_alloc(struct mdoc *mdoc, |
|
Line 577 mdoc_word_alloc(struct mdoc *mdoc, |
|
if (NULL == p) |
if (NULL == p) |
return(0); |
return(0); |
if (NULL == (p->string = strdup(word))) { |
if (NULL == (p->string = strdup(word))) { |
(void)verr(mdoc, EMALLOC); |
(void)perr(mdoc, (mdoc)->last->line, |
|
(mdoc)->last->pos, EMALLOC); |
return(0); |
return(0); |
} |
} |
return(node_append(mdoc, p)); |
return(node_append(mdoc, p)); |
Line 578 macrowarn(struct mdoc *m, int ln, const char *buf) |
|
Line 645 macrowarn(struct mdoc *m, int ln, const char *buf) |
|
} |
} |
|
|
|
|
|
|
/* |
/* |
* Parse a macro line, that is, a line beginning with the control |
* Parse a macro line, that is, a line beginning with the control |
* character. |
* character. |
Line 589 parsemacro(struct mdoc *m, int ln, char *buf) |
|
Line 655 parsemacro(struct mdoc *m, int ln, char *buf) |
|
int i, c; |
int i, c; |
char mac[5]; |
char mac[5]; |
|
|
/* Comments and empties are quickly ignored. */ |
/* Empty lines are ignored. */ |
|
|
if (0 == buf[1]) |
if (0 == buf[1]) |
return(1); |
return(1); |
Line 603 parsemacro(struct mdoc *m, int ln, char *buf) |
|
Line 669 parsemacro(struct mdoc *m, int ln, char *buf) |
|
return(perr(m, ln, 1, ESPACE)); |
return(perr(m, ln, 1, ESPACE)); |
} |
} |
|
|
if (buf[1] && '\\' == buf[1]) |
|
if (buf[2] && '\"' == buf[2]) |
|
return(1); |
|
|
|
/* 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 (i = 1; i < 5; i++) { |
Line 624 parsemacro(struct mdoc *m, int ln, char *buf) |
|
Line 686 parsemacro(struct mdoc *m, int ln, char *buf) |
|
return(1); |
return(1); |
} |
} |
|
|
if (MDOC_MAX == (c = mdoc_tokhash_find(m->htab, mac))) { |
if (MDOC_MAX == (c = mdoc_hash_find(m->htab, mac))) { |
if ( ! macrowarn(m, ln, mac)) |
if ( ! macrowarn(m, ln, mac)) |
goto err; |
goto err; |
return(1); |
return(1); |