version 1.210, 2014/03/23 12:11:18 |
version 1.229, 2014/11/19 03:08:17 |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#ifdef HAVE_CONFIG_H |
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#include "config.h" |
#include "config.h" |
#endif |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
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#include <ctype.h> |
#include <stdarg.h> |
#include <stdarg.h> |
#include <stdio.h> |
#include <stdio.h> |
#include <stdlib.h> |
#include <stdlib.h> |
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#include "libmdoc.h" |
#include "libmdoc.h" |
#include "libmandoc.h" |
#include "libmandoc.h" |
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const char *const __mdoc_macronames[MDOC_MAX] = { |
const char *const __mdoc_macronames[MDOC_MAX + 1] = { |
"Ap", "Dd", "Dt", "Os", |
"Ap", "Dd", "Dt", "Os", |
"Sh", "Ss", "Pp", "D1", |
"Sh", "Ss", "Pp", "D1", |
"Dl", "Bd", "Ed", "Bl", |
"Dl", "Bd", "Ed", "Bl", |
Line 45 const char *const __mdoc_macronames[MDOC_MAX] = { |
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Line 44 const char *const __mdoc_macronames[MDOC_MAX] = { |
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"Ic", "In", "Li", "Nd", |
"Ic", "In", "Li", "Nd", |
"Nm", "Op", "Ot", "Pa", |
"Nm", "Op", "Ot", "Pa", |
"Rv", "St", "Va", "Vt", |
"Rv", "St", "Va", "Vt", |
/* LINTED */ |
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"Xr", "%A", "%B", "%D", |
"Xr", "%A", "%B", "%D", |
/* LINTED */ |
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"%I", "%J", "%N", "%O", |
"%I", "%J", "%N", "%O", |
/* LINTED */ |
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"%P", "%R", "%T", "%V", |
"%P", "%R", "%T", "%V", |
"Ac", "Ao", "Aq", "At", |
"Ac", "Ao", "Aq", "At", |
"Bc", "Bf", "Bo", "Bq", |
"Bc", "Bf", "Bo", "Bq", |
Line 66 const char *const __mdoc_macronames[MDOC_MAX] = { |
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Line 62 const char *const __mdoc_macronames[MDOC_MAX] = { |
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"Bk", "Ek", "Bt", "Hf", |
"Bk", "Ek", "Bt", "Hf", |
"Fr", "Ud", "Lb", "Lp", |
"Fr", "Ud", "Lb", "Lp", |
"Lk", "Mt", "Brq", "Bro", |
"Lk", "Mt", "Brq", "Bro", |
/* LINTED */ |
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"Brc", "%C", "Es", "En", |
"Brc", "%C", "Es", "En", |
/* LINTED */ |
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"Dx", "%Q", "br", "sp", |
"Dx", "%Q", "br", "sp", |
/* LINTED */ |
"%U", "Ta", "ll", "text", |
"%U", "Ta" |
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}; |
}; |
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const char *const __mdoc_argnames[MDOC_ARG_MAX] = { |
const char *const __mdoc_argnames[MDOC_ARG_MAX] = { |
"split", "nosplit", "ragged", |
"split", "nosplit", "ragged", |
"unfilled", "literal", "file", |
"unfilled", "literal", "file", |
"offset", "bullet", "dash", |
"offset", "bullet", "dash", |
"hyphen", "item", "enum", |
"hyphen", "item", "enum", |
"tag", "diag", "hang", |
"tag", "diag", "hang", |
"ohang", "inset", "column", |
"ohang", "inset", "column", |
"width", "compact", "std", |
"width", "compact", "std", |
"filled", "words", "emphasis", |
"filled", "words", "emphasis", |
"symbolic", "nested", "centered" |
"symbolic", "nested", "centered" |
}; |
}; |
Line 90 const char * const *mdoc_macronames = __mdoc_macroname |
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Line 83 const char * const *mdoc_macronames = __mdoc_macroname |
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const char * const *mdoc_argnames = __mdoc_argnames; |
const char * const *mdoc_argnames = __mdoc_argnames; |
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static void mdoc_node_free(struct mdoc_node *); |
static void mdoc_node_free(struct mdoc_node *); |
static void mdoc_node_unlink(struct mdoc *, |
static void mdoc_node_unlink(struct mdoc *, |
struct mdoc_node *); |
struct mdoc_node *); |
static void mdoc_free1(struct mdoc *); |
static void mdoc_free1(struct mdoc *); |
static void mdoc_alloc1(struct mdoc *); |
static void mdoc_alloc1(struct mdoc *); |
static struct mdoc_node *node_alloc(struct mdoc *, int, int, |
static struct mdoc_node *node_alloc(struct mdoc *, int, int, |
enum mdoct, enum mdoc_type); |
enum mdoct, enum mdoc_type); |
static int node_append(struct mdoc *, |
static int node_append(struct mdoc *, |
struct mdoc_node *); |
struct mdoc_node *); |
#if 0 |
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static int mdoc_preptext(struct mdoc *, int, char *, int); |
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#endif |
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static int mdoc_ptext(struct mdoc *, int, char *, int); |
static int mdoc_ptext(struct mdoc *, int, char *, int); |
static int mdoc_pmacro(struct mdoc *, int, char *, int); |
static int mdoc_pmacro(struct mdoc *, int, char *, int); |
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const struct mdoc_node * |
const struct mdoc_node * |
mdoc_node(const struct mdoc *mdoc) |
mdoc_node(const struct mdoc *mdoc) |
{ |
{ |
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assert( ! (MDOC_HALT & mdoc->flags)); |
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return(mdoc->first); |
return(mdoc->first); |
} |
} |
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const struct mdoc_meta * |
const struct mdoc_meta * |
mdoc_meta(const struct mdoc *mdoc) |
mdoc_meta(const struct mdoc *mdoc) |
{ |
{ |
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assert( ! (MDOC_HALT & mdoc->flags)); |
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return(&mdoc->meta); |
return(&mdoc->meta); |
} |
} |
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/* |
/* |
* Frees volatile resources (parse tree, meta-data, fields). |
* Frees volatile resources (parse tree, meta-data, fields). |
*/ |
*/ |
Line 131 mdoc_free1(struct mdoc *mdoc) |
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Line 118 mdoc_free1(struct mdoc *mdoc) |
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if (mdoc->first) |
if (mdoc->first) |
mdoc_node_delete(mdoc, mdoc->first); |
mdoc_node_delete(mdoc, mdoc->first); |
if (mdoc->meta.title) |
free(mdoc->meta.msec); |
free(mdoc->meta.title); |
free(mdoc->meta.vol); |
if (mdoc->meta.os) |
free(mdoc->meta.arch); |
free(mdoc->meta.os); |
free(mdoc->meta.date); |
if (mdoc->meta.name) |
free(mdoc->meta.title); |
free(mdoc->meta.name); |
free(mdoc->meta.os); |
if (mdoc->meta.arch) |
free(mdoc->meta.name); |
free(mdoc->meta.arch); |
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if (mdoc->meta.vol) |
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free(mdoc->meta.vol); |
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if (mdoc->meta.msec) |
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free(mdoc->meta.msec); |
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if (mdoc->meta.date) |
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free(mdoc->meta.date); |
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} |
} |
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/* |
/* |
* Allocate all volatile resources (parse tree, meta-data, fields). |
* Allocate all volatile resources (parse tree, meta-data, fields). |
*/ |
*/ |
Line 165 mdoc_alloc1(struct mdoc *mdoc) |
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Line 144 mdoc_alloc1(struct mdoc *mdoc) |
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mdoc->next = MDOC_NEXT_CHILD; |
mdoc->next = MDOC_NEXT_CHILD; |
} |
} |
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/* |
/* |
* Free up volatile resources (see mdoc_free1()) then re-initialises the |
* Free up volatile resources (see mdoc_free1()) then re-initialises the |
* data with mdoc_alloc1(). After invocation, parse data has been reset |
* data with mdoc_alloc1(). After invocation, parse data has been reset |
Line 180 mdoc_reset(struct mdoc *mdoc) |
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Line 158 mdoc_reset(struct mdoc *mdoc) |
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mdoc_alloc1(mdoc); |
mdoc_alloc1(mdoc); |
} |
} |
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/* |
/* |
* Completely free up all volatile and non-volatile parse resources. |
* Completely free up all volatile and non-volatile parse resources. |
* After invocation, the pointer is no longer usable. |
* After invocation, the pointer is no longer usable. |
Line 193 mdoc_free(struct mdoc *mdoc) |
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Line 170 mdoc_free(struct mdoc *mdoc) |
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free(mdoc); |
free(mdoc); |
} |
} |
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/* |
/* |
* Allocate volatile and non-volatile parse resources. |
* Allocate volatile and non-volatile parse resources. |
*/ |
*/ |
struct mdoc * |
struct mdoc * |
mdoc_alloc(struct roff *roff, struct mparse *parse, |
mdoc_alloc(struct roff *roff, struct mparse *parse, |
char *defos, int quick) |
const char *defos, int quick) |
{ |
{ |
struct mdoc *p; |
struct mdoc *p; |
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Line 215 mdoc_alloc(struct roff *roff, struct mparse *parse, |
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Line 191 mdoc_alloc(struct roff *roff, struct mparse *parse, |
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return(p); |
return(p); |
} |
} |
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/* |
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* Climb back up the parse tree, validating open scopes. Mostly calls |
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* through to macro_end() in macro.c. |
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*/ |
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int |
int |
mdoc_endparse(struct mdoc *mdoc) |
mdoc_endparse(struct mdoc *mdoc) |
{ |
{ |
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assert( ! (MDOC_HALT & mdoc->flags)); |
return(mdoc_macroend(mdoc)); |
if (mdoc_macroend(mdoc)) |
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return(1); |
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mdoc->flags |= MDOC_HALT; |
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return(0); |
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} |
} |
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int |
int |
Line 236 mdoc_addeqn(struct mdoc *mdoc, const struct eqn *ep) |
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Line 203 mdoc_addeqn(struct mdoc *mdoc, const struct eqn *ep) |
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{ |
{ |
struct mdoc_node *n; |
struct mdoc_node *n; |
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assert( ! (MDOC_HALT & mdoc->flags)); |
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/* No text before an initial macro. */ |
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if (SEC_NONE == mdoc->lastnamed) { |
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mdoc_pmsg(mdoc, ep->ln, ep->pos, MANDOCERR_NOTEXT); |
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return(1); |
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} |
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n = node_alloc(mdoc, ep->ln, ep->pos, MDOC_MAX, MDOC_EQN); |
n = node_alloc(mdoc, ep->ln, ep->pos, MDOC_MAX, MDOC_EQN); |
n->eqn = ep; |
n->eqn = ep; |
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if (ep->ln > mdoc->last->line) |
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n->flags |= MDOC_LINE; |
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if ( ! node_append(mdoc, n)) |
if ( ! node_append(mdoc, n)) |
return(0); |
return(0); |
Line 260 mdoc_addspan(struct mdoc *mdoc, const struct tbl_span |
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Line 220 mdoc_addspan(struct mdoc *mdoc, const struct tbl_span |
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{ |
{ |
struct mdoc_node *n; |
struct mdoc_node *n; |
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assert( ! (MDOC_HALT & mdoc->flags)); |
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/* No text before an initial macro. */ |
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if (SEC_NONE == mdoc->lastnamed) { |
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mdoc_pmsg(mdoc, sp->line, 0, MANDOCERR_NOTEXT); |
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return(1); |
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} |
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n = node_alloc(mdoc, sp->line, 0, MDOC_MAX, MDOC_TBL); |
n = node_alloc(mdoc, sp->line, 0, MDOC_MAX, MDOC_TBL); |
n->span = sp; |
n->span = sp; |
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Line 279 mdoc_addspan(struct mdoc *mdoc, const struct tbl_span |
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Line 230 mdoc_addspan(struct mdoc *mdoc, const struct tbl_span |
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return(1); |
return(1); |
} |
} |
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/* |
/* |
* Main parse routine. Parses a single line -- really just hands off to |
* Main parse routine. Parses a single line -- really just hands off to |
* the macro (mdoc_pmacro()) or text parser (mdoc_ptext()). |
* the macro (mdoc_pmacro()) or text parser (mdoc_ptext()). |
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mdoc_parseln(struct mdoc *mdoc, int ln, char *buf, int offs) |
mdoc_parseln(struct mdoc *mdoc, int ln, char *buf, int offs) |
{ |
{ |
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assert( ! (MDOC_HALT & mdoc->flags)); |
if (mdoc->last->type != MDOC_EQN || ln > mdoc->last->line) |
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mdoc->flags |= MDOC_NEWLINE; |
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mdoc->flags |= MDOC_NEWLINE; |
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/* |
/* |
* Let the roff nS register switch SYNOPSIS mode early, |
* Let the roff nS register switch SYNOPSIS mode early, |
* such that the parser knows at all times |
* such that the parser knows at all times |
Line 304 mdoc_parseln(struct mdoc *mdoc, int ln, char *buf, int |
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Line 253 mdoc_parseln(struct mdoc *mdoc, int ln, char *buf, int |
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mdoc->flags &= ~MDOC_SYNOPSIS; |
mdoc->flags &= ~MDOC_SYNOPSIS; |
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return(roff_getcontrol(mdoc->roff, buf, &offs) ? |
return(roff_getcontrol(mdoc->roff, buf, &offs) ? |
mdoc_pmacro(mdoc, ln, buf, offs) : |
mdoc_pmacro(mdoc, ln, buf, offs) : |
mdoc_ptext(mdoc, ln, buf, offs)); |
mdoc_ptext(mdoc, ln, buf, offs)); |
} |
} |
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int |
int |
Line 313 mdoc_macro(MACRO_PROT_ARGS) |
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Line 262 mdoc_macro(MACRO_PROT_ARGS) |
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{ |
{ |
assert(tok < MDOC_MAX); |
assert(tok < MDOC_MAX); |
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/* If we're in the body, deny prologue calls. */ |
if (mdoc->flags & MDOC_PBODY) { |
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if (tok == MDOC_Dt) { |
if (MDOC_PROLOGUE & mdoc_macros[tok].flags && |
mandoc_vmsg(MANDOCERR_DT_LATE, |
MDOC_PBODY & mdoc->flags) { |
mdoc->parse, line, ppos, |
mdoc_pmsg(mdoc, line, ppos, MANDOCERR_BADBODY); |
"Dt %s", buf + *pos); |
return(1); |
return(1); |
} |
} |
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} else if ( ! (mdoc_macros[tok].flags & MDOC_PROLOGUE)) { |
/* If we're in the prologue, deny "body" macros. */ |
if (mdoc->meta.title == NULL) { |
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mandoc_vmsg(MANDOCERR_DT_NOTITLE, |
if ( ! (MDOC_PROLOGUE & mdoc_macros[tok].flags) && |
mdoc->parse, line, ppos, "%s %s", |
! (MDOC_PBODY & mdoc->flags)) { |
mdoc_macronames[tok], buf + *pos); |
mdoc_pmsg(mdoc, line, ppos, MANDOCERR_BADPROLOG); |
mdoc->meta.title = mandoc_strdup("UNTITLED"); |
if (NULL == mdoc->meta.msec) |
} |
mdoc->meta.msec = mandoc_strdup("1"); |
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if (NULL == mdoc->meta.title) |
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mdoc->meta.title = mandoc_strdup("UNKNOWN"); |
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if (NULL == mdoc->meta.vol) |
if (NULL == mdoc->meta.vol) |
mdoc->meta.vol = mandoc_strdup("LOCAL"); |
mdoc->meta.vol = mandoc_strdup("LOCAL"); |
if (NULL == mdoc->meta.os) |
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mdoc->meta.os = mandoc_strdup("LOCAL"); |
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if (NULL == mdoc->meta.date) |
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mdoc->meta.date = mandoc_normdate |
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(mdoc->parse, NULL, line, ppos); |
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mdoc->flags |= MDOC_PBODY; |
mdoc->flags |= MDOC_PBODY; |
} |
} |
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Line 353 node_append(struct mdoc *mdoc, struct mdoc_node *p) |
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Line 294 node_append(struct mdoc *mdoc, struct mdoc_node *p) |
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assert(MDOC_ROOT != p->type); |
assert(MDOC_ROOT != p->type); |
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switch (mdoc->next) { |
switch (mdoc->next) { |
case (MDOC_NEXT_SIBLING): |
case MDOC_NEXT_SIBLING: |
mdoc->last->next = p; |
mdoc->last->next = p; |
p->prev = mdoc->last; |
p->prev = mdoc->last; |
p->parent = mdoc->last->parent; |
p->parent = mdoc->last->parent; |
break; |
break; |
case (MDOC_NEXT_CHILD): |
case MDOC_NEXT_CHILD: |
mdoc->last->child = p; |
mdoc->last->child = p; |
p->parent = mdoc->last; |
p->parent = mdoc->last; |
break; |
break; |
Line 375 node_append(struct mdoc *mdoc, struct mdoc_node *p) |
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Line 316 node_append(struct mdoc *mdoc, struct mdoc_node *p) |
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*/ |
*/ |
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switch (p->type) { |
switch (p->type) { |
case (MDOC_BODY): |
case MDOC_BODY: |
if (ENDBODY_NOT != p->end) |
if (ENDBODY_NOT != p->end) |
break; |
break; |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_TAIL): |
case MDOC_TAIL: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_HEAD): |
case MDOC_HEAD: |
p->norm = p->parent->norm; |
p->norm = p->parent->norm; |
break; |
break; |
default: |
default: |
Line 392 node_append(struct mdoc *mdoc, struct mdoc_node *p) |
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Line 333 node_append(struct mdoc *mdoc, struct mdoc_node *p) |
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return(0); |
return(0); |
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switch (p->type) { |
switch (p->type) { |
case (MDOC_HEAD): |
case MDOC_HEAD: |
assert(MDOC_BLOCK == p->parent->type); |
assert(MDOC_BLOCK == p->parent->type); |
p->parent->head = p; |
p->parent->head = p; |
break; |
break; |
case (MDOC_TAIL): |
case MDOC_TAIL: |
assert(MDOC_BLOCK == p->parent->type); |
assert(MDOC_BLOCK == p->parent->type); |
p->parent->tail = p; |
p->parent->tail = p; |
break; |
break; |
case (MDOC_BODY): |
case MDOC_BODY: |
if (p->end) |
if (p->end) |
break; |
break; |
assert(MDOC_BLOCK == p->parent->type); |
assert(MDOC_BLOCK == p->parent->type); |
Line 413 node_append(struct mdoc *mdoc, struct mdoc_node *p) |
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Line 354 node_append(struct mdoc *mdoc, struct mdoc_node *p) |
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mdoc->last = p; |
mdoc->last = p; |
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switch (p->type) { |
switch (p->type) { |
case (MDOC_TBL): |
case MDOC_TBL: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_TEXT): |
case MDOC_TEXT: |
if ( ! mdoc_valid_post(mdoc)) |
if ( ! mdoc_valid_post(mdoc)) |
return(0); |
return(0); |
break; |
break; |
Line 426 node_append(struct mdoc *mdoc, struct mdoc_node *p) |
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Line 367 node_append(struct mdoc *mdoc, struct mdoc_node *p) |
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return(1); |
return(1); |
} |
} |
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static struct mdoc_node * |
static struct mdoc_node * |
node_alloc(struct mdoc *mdoc, int line, int pos, |
node_alloc(struct mdoc *mdoc, int line, int pos, |
enum mdoct tok, enum mdoc_type type) |
enum mdoct tok, enum mdoc_type type) |
{ |
{ |
struct mdoc_node *p; |
struct mdoc_node *p; |
Line 454 node_alloc(struct mdoc *mdoc, int line, int pos, |
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Line 394 node_alloc(struct mdoc *mdoc, int line, int pos, |
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return(p); |
return(p); |
} |
} |
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int |
int |
mdoc_tail_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) |
mdoc_tail_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) |
{ |
{ |
Line 467 mdoc_tail_alloc(struct mdoc *mdoc, int line, int pos, |
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Line 406 mdoc_tail_alloc(struct mdoc *mdoc, int line, int pos, |
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return(1); |
return(1); |
} |
} |
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int |
int |
mdoc_head_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) |
mdoc_head_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) |
{ |
{ |
Line 483 mdoc_head_alloc(struct mdoc *mdoc, int line, int pos, |
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Line 421 mdoc_head_alloc(struct mdoc *mdoc, int line, int pos, |
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return(1); |
return(1); |
} |
} |
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int |
int |
mdoc_body_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) |
mdoc_body_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) |
{ |
{ |
Line 496 mdoc_body_alloc(struct mdoc *mdoc, int line, int pos, |
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Line 433 mdoc_body_alloc(struct mdoc *mdoc, int line, int pos, |
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return(1); |
return(1); |
} |
} |
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int |
int |
mdoc_endbody_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok, |
mdoc_endbody_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok, |
struct mdoc_node *body, enum mdoc_endbody end) |
struct mdoc_node *body, enum mdoc_endbody end) |
Line 513 mdoc_endbody_alloc(struct mdoc *mdoc, int line, int po |
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Line 449 mdoc_endbody_alloc(struct mdoc *mdoc, int line, int po |
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return(1); |
return(1); |
} |
} |
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int |
int |
mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, |
mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, |
enum mdoct tok, struct mdoc_arg *args) |
enum mdoct tok, struct mdoc_arg *args) |
{ |
{ |
struct mdoc_node *p; |
struct mdoc_node *p; |
Line 526 mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, |
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Line 461 mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, |
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(args->refcnt)++; |
(args->refcnt)++; |
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switch (tok) { |
switch (tok) { |
case (MDOC_Bd): |
case MDOC_Bd: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Bf): |
case MDOC_Bf: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Bl): |
case MDOC_Bl: |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case (MDOC_Rs): |
case MDOC_En: |
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/* FALLTHROUGH */ |
|
case MDOC_Rs: |
p->norm = mandoc_calloc(1, sizeof(union mdoc_data)); |
p->norm = mandoc_calloc(1, sizeof(union mdoc_data)); |
break; |
break; |
default: |
default: |
Line 545 mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, |
|
Line 482 mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, |
|
return(1); |
return(1); |
} |
} |
|
|
|
|
int |
int |
mdoc_elem_alloc(struct mdoc *mdoc, int line, int pos, |
mdoc_elem_alloc(struct mdoc *mdoc, int line, int pos, |
enum mdoct tok, struct mdoc_arg *args) |
enum mdoct tok, struct mdoc_arg *args) |
{ |
{ |
struct mdoc_node *p; |
struct mdoc_node *p; |
Line 558 mdoc_elem_alloc(struct mdoc *mdoc, int line, int pos, |
|
Line 494 mdoc_elem_alloc(struct mdoc *mdoc, int line, int pos, |
|
(args->refcnt)++; |
(args->refcnt)++; |
|
|
switch (tok) { |
switch (tok) { |
case (MDOC_An): |
case MDOC_An: |
p->norm = mandoc_calloc(1, sizeof(union mdoc_data)); |
p->norm = mandoc_calloc(1, sizeof(union mdoc_data)); |
break; |
break; |
default: |
default: |
Line 614 mdoc_node_free(struct mdoc_node *p) |
|
Line 550 mdoc_node_free(struct mdoc_node *p) |
|
free(p); |
free(p); |
} |
} |
|
|
|
|
static void |
static void |
mdoc_node_unlink(struct mdoc *mdoc, struct mdoc_node *n) |
mdoc_node_unlink(struct mdoc *mdoc, struct mdoc_node *n) |
{ |
{ |
Line 652 mdoc_node_unlink(struct mdoc *mdoc, struct mdoc_node * |
|
Line 587 mdoc_node_unlink(struct mdoc *mdoc, struct mdoc_node * |
|
mdoc->first = NULL; |
mdoc->first = NULL; |
} |
} |
|
|
|
|
void |
void |
mdoc_node_delete(struct mdoc *mdoc, struct mdoc_node *p) |
mdoc_node_delete(struct mdoc *mdoc, struct mdoc_node *p) |
{ |
{ |
Line 675 mdoc_node_relink(struct mdoc *mdoc, struct mdoc_node * |
|
Line 609 mdoc_node_relink(struct mdoc *mdoc, struct mdoc_node * |
|
return(node_append(mdoc, p)); |
return(node_append(mdoc, p)); |
} |
} |
|
|
#if 0 |
|
/* |
/* |
* Pre-treat a text line. |
|
* Text lines can consist of equations, which must be handled apart from |
|
* the regular text. |
|
* Thus, use this function to step through a line checking if it has any |
|
* equations embedded in it. |
|
* This must handle multiple equations AND equations that do not end at |
|
* the end-of-line, i.e., will re-enter in the next roff parse. |
|
*/ |
|
static int |
|
mdoc_preptext(struct mdoc *mdoc, int line, char *buf, int offs) |
|
{ |
|
char *start, *end; |
|
char delim; |
|
|
|
while ('\0' != buf[offs]) { |
|
/* Mark starting position if eqn is set. */ |
|
start = NULL; |
|
if ('\0' != (delim = roff_eqndelim(mdoc->roff))) |
|
if (NULL != (start = strchr(buf + offs, delim))) |
|
*start++ = '\0'; |
|
|
|
/* Parse text as normal. */ |
|
if ( ! mdoc_ptext(mdoc, line, buf, offs)) |
|
return(0); |
|
|
|
/* Continue only if an equation exists. */ |
|
if (NULL == start) |
|
break; |
|
|
|
/* Read past the end of the equation. */ |
|
offs += start - (buf + offs); |
|
assert(start == &buf[offs]); |
|
if (NULL != (end = strchr(buf + offs, delim))) { |
|
*end++ = '\0'; |
|
while (' ' == *end) |
|
end++; |
|
} |
|
|
|
/* Parse the equation itself. */ |
|
roff_openeqn(mdoc->roff, NULL, line, offs, buf); |
|
|
|
/* Process a finished equation? */ |
|
if (roff_closeeqn(mdoc->roff)) |
|
if ( ! mdoc_addeqn(mdoc, roff_eqn(mdoc->roff))) |
|
return(0); |
|
offs += (end - (buf + offs)); |
|
} |
|
|
|
return(1); |
|
} |
|
#endif |
|
|
|
/* |
|
* Parse free-form text, that is, a line that does not begin with the |
* Parse free-form text, that is, a line that does not begin with the |
* control character. |
* control character. |
*/ |
*/ |
Line 739 mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int |
|
Line 619 mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int |
|
char *c, *ws, *end; |
char *c, *ws, *end; |
struct mdoc_node *n; |
struct mdoc_node *n; |
|
|
/* No text before an initial macro. */ |
|
|
|
if (SEC_NONE == mdoc->lastnamed) { |
|
mdoc_pmsg(mdoc, line, offs, MANDOCERR_NOTEXT); |
|
return(1); |
|
} |
|
|
|
assert(mdoc->last); |
assert(mdoc->last); |
n = mdoc->last; |
n = mdoc->last; |
|
|
Line 757 mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int |
|
Line 630 mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int |
|
*/ |
*/ |
|
|
if (MDOC_Bl == n->tok && MDOC_BODY == n->type && |
if (MDOC_Bl == n->tok && MDOC_BODY == n->type && |
LIST_column == n->norm->Bl.type) { |
LIST_column == n->norm->Bl.type) { |
/* `Bl' is open without any children. */ |
/* `Bl' is open without any children. */ |
mdoc->flags |= MDOC_FREECOL; |
mdoc->flags |= MDOC_FREECOL; |
return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf)); |
return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf)); |
} |
} |
|
|
if (MDOC_It == n->tok && MDOC_BLOCK == n->type && |
if (MDOC_It == n->tok && MDOC_BLOCK == n->type && |
NULL != n->parent && |
NULL != n->parent && |
MDOC_Bl == n->parent->tok && |
MDOC_Bl == n->parent->tok && |
LIST_column == n->parent->norm->Bl.type) { |
LIST_column == n->parent->norm->Bl.type) { |
/* `Bl' has block-level `It' children. */ |
/* `Bl' has block-level `It' children. */ |
mdoc->flags |= MDOC_FREECOL; |
mdoc->flags |= MDOC_FREECOL; |
return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf)); |
return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf)); |
Line 814 mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int |
|
Line 687 mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int |
|
*end = '\0'; |
*end = '\0'; |
|
|
if (ws) |
if (ws) |
mdoc_pmsg(mdoc, line, (int)(ws-buf), MANDOCERR_EOLNSPACE); |
mandoc_msg(MANDOCERR_SPACE_EOL, mdoc->parse, |
|
line, (int)(ws-buf), NULL); |
|
|
if ('\0' == buf[offs] && ! (MDOC_LITERAL & mdoc->flags)) { |
if ('\0' == buf[offs] && ! (MDOC_LITERAL & mdoc->flags)) { |
mdoc_pmsg(mdoc, line, (int)(c-buf), MANDOCERR_NOBLANKLN); |
mandoc_msg(MANDOCERR_FI_BLANK, mdoc->parse, |
|
line, (int)(c - buf), NULL); |
|
|
/* |
/* |
* Insert a `sp' in the case of a blank line. Technically, |
* Insert a `sp' in the case of a blank line. Technically, |
Line 852 mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int |
|
Line 727 mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int |
|
return(1); |
return(1); |
} |
} |
|
|
|
|
/* |
/* |
* 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 860 mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int |
|
Line 734 mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int |
|
static int |
static int |
mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs) |
mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs) |
{ |
{ |
|
struct mdoc_node *n; |
|
const char *cp; |
enum mdoct tok; |
enum mdoct tok; |
int i, sv; |
int i, sv; |
char mac[5]; |
char mac[5]; |
struct mdoc_node *n; |
|
|
|
/* Empty post-control lines are ignored. */ |
|
|
|
if ('"' == buf[offs]) { |
|
mdoc_pmsg(mdoc, ln, offs, MANDOCERR_BADCOMMENT); |
|
return(1); |
|
} else if ('\0' == buf[offs]) |
|
return(1); |
|
|
|
sv = offs; |
sv = offs; |
|
|
/* |
/* |
* Copy the first word into a nil-terminated buffer. |
* Copy the first word into a nil-terminated buffer. |
* Stop copying when a tab, space, or eoln is encountered. |
* Stop when a space, tab, escape, or eoln is encountered. |
*/ |
*/ |
|
|
i = 0; |
i = 0; |
while (i < 4 && '\0' != buf[offs] && |
while (i < 4 && strchr(" \t\\", buf[offs]) == NULL) |
' ' != buf[offs] && '\t' != buf[offs]) |
|
mac[i++] = buf[offs++]; |
mac[i++] = buf[offs++]; |
|
|
mac[i] = '\0'; |
mac[i] = '\0'; |
|
|
tok = (i > 1 || i < 4) ? mdoc_hash_find(mac) : MDOC_MAX; |
tok = (i > 1 && i < 4) ? mdoc_hash_find(mac) : MDOC_MAX; |
|
|
if (MDOC_MAX == tok) { |
if (tok == MDOC_MAX) { |
mandoc_vmsg(MANDOCERR_MACRO, mdoc->parse, |
mandoc_msg(MANDOCERR_MACRO, mdoc->parse, |
ln, sv, "%s", buf + sv - 1); |
ln, sv, buf + sv - 1); |
return(1); |
return(1); |
} |
} |
|
|
/* Disregard the first trailing tab, if applicable. */ |
/* Skip a leading escape sequence or tab. */ |
|
|
if ('\t' == buf[offs]) |
switch (buf[offs]) { |
|
case '\\': |
|
cp = buf + offs + 1; |
|
mandoc_escape(&cp, NULL, NULL); |
|
offs = cp - buf; |
|
break; |
|
case '\t': |
offs++; |
offs++; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
/* Jump to the next non-whitespace word. */ |
/* Jump to the next non-whitespace word. */ |
|
|
while (buf[offs] && ' ' == buf[offs]) |
while (buf[offs] && ' ' == buf[offs]) |
offs++; |
offs++; |
|
|
/* |
/* |
* Trailing whitespace. Note that tabs are allowed to be passed |
* Trailing whitespace. Note that tabs are allowed to be passed |
* into the parser as "text", so we only warn about spaces here. |
* into the parser as "text", so we only warn about spaces here. |
*/ |
*/ |
|
|
if ('\0' == buf[offs] && ' ' == buf[offs - 1]) |
if ('\0' == buf[offs] && ' ' == buf[offs - 1]) |
mdoc_pmsg(mdoc, ln, offs - 1, MANDOCERR_EOLNSPACE); |
mandoc_msg(MANDOCERR_SPACE_EOL, mdoc->parse, |
|
ln, offs - 1, NULL); |
|
|
/* |
/* |
* If an initial macro or a list invocation, divert directly |
* If an initial macro or a list invocation, divert directly |
* into macro processing. |
* into macro processing. |
*/ |
*/ |
|
|
if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok) { |
if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok) |
if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf)) |
return(mdoc_macro(mdoc, tok, ln, sv, &offs, buf)); |
goto err; |
|
return(1); |
|
} |
|
|
|
n = mdoc->last; |
n = mdoc->last; |
assert(mdoc->last); |
assert(mdoc->last); |
Line 933 mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int |
|
Line 807 mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int |
|
*/ |
*/ |
|
|
if (MDOC_Bl == n->tok && MDOC_BODY == n->type && |
if (MDOC_Bl == n->tok && MDOC_BODY == n->type && |
LIST_column == n->norm->Bl.type) { |
LIST_column == n->norm->Bl.type) { |
mdoc->flags |= MDOC_FREECOL; |
mdoc->flags |= MDOC_FREECOL; |
if ( ! mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf)) |
return(mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf)); |
goto err; |
|
return(1); |
|
} |
} |
|
|
/* |
/* |
Line 947 mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int |
|
Line 819 mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int |
|
*/ |
*/ |
|
|
if (MDOC_It == n->tok && MDOC_BLOCK == n->type && |
if (MDOC_It == n->tok && MDOC_BLOCK == n->type && |
NULL != n->parent && |
NULL != n->parent && |
MDOC_Bl == n->parent->tok && |
MDOC_Bl == n->parent->tok && |
LIST_column == n->parent->norm->Bl.type) { |
LIST_column == n->parent->norm->Bl.type) { |
mdoc->flags |= MDOC_FREECOL; |
mdoc->flags |= MDOC_FREECOL; |
if ( ! mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf)) |
return(mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf)); |
goto err; |
|
return(1); |
|
} |
} |
|
|
/* Normal processing of a macro. */ |
/* Normal processing of a macro. */ |
|
|
if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf)) |
if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf)) |
goto err; |
return(0); |
|
|
/* In quick mode (for mandocdb), abort after the NAME section. */ |
/* In quick mode (for mandocdb), abort after the NAME section. */ |
|
|
Line 968 mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int |
|
Line 838 mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int |
|
return(2); |
return(2); |
|
|
return(1); |
return(1); |
|
|
err: /* Error out. */ |
|
|
|
mdoc->flags |= MDOC_HALT; |
|
return(0); |
|
} |
} |
|
|
enum mdelim |
enum mdelim |
Line 984 mdoc_isdelim(const char *p) |
|
Line 849 mdoc_isdelim(const char *p) |
|
|
|
if ('\0' == p[1]) |
if ('\0' == p[1]) |
switch (p[0]) { |
switch (p[0]) { |
case('('): |
case '(': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case('['): |
case '[': |
return(DELIM_OPEN); |
return(DELIM_OPEN); |
case('|'): |
case '|': |
return(DELIM_MIDDLE); |
return(DELIM_MIDDLE); |
case('.'): |
case '.': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case(','): |
case ',': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case(';'): |
case ';': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case(':'): |
case ':': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case('?'): |
case '?': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case('!'): |
case '!': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case(')'): |
case ')': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case(']'): |
case ']': |
return(DELIM_CLOSE); |
return(DELIM_CLOSE); |
default: |
default: |
return(DELIM_NONE); |
return(DELIM_NONE); |
Line 1019 mdoc_isdelim(const char *p) |
|
Line 884 mdoc_isdelim(const char *p) |
|
return(DELIM_MIDDLE); |
return(DELIM_MIDDLE); |
|
|
return(DELIM_NONE); |
return(DELIM_NONE); |
|
} |
|
|
|
void |
|
mdoc_deroff(char **dest, const struct mdoc_node *n) |
|
{ |
|
char *cp; |
|
size_t sz; |
|
|
|
if (MDOC_TEXT != n->type) { |
|
for (n = n->child; n; n = n->next) |
|
mdoc_deroff(dest, n); |
|
return; |
|
} |
|
|
|
/* Skip leading whitespace. */ |
|
|
|
for (cp = n->string; '\0' != *cp; cp++) |
|
if (0 == isspace((unsigned char)*cp)) |
|
break; |
|
|
|
/* Skip trailing whitespace. */ |
|
|
|
for (sz = strlen(cp); sz; sz--) |
|
if (0 == isspace((unsigned char)cp[sz-1])) |
|
break; |
|
|
|
/* Skip empty strings. */ |
|
|
|
if (0 == sz) |
|
return; |
|
|
|
if (NULL == *dest) { |
|
*dest = mandoc_strndup(cp, sz); |
|
return; |
|
} |
|
|
|
mandoc_asprintf(&cp, "%s %*s", *dest, (int)sz, cp); |
|
free(*dest); |
|
*dest = cp; |
} |
} |