version 1.243, 2015/04/18 16:34:25 |
version 1.253, 2015/10/06 18:32:19 |
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#include "roff.h" |
#include "roff.h" |
#include "mdoc.h" |
#include "mdoc.h" |
#include "libmandoc.h" |
#include "libmandoc.h" |
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#include "roff_int.h" |
#include "libmdoc.h" |
#include "libmdoc.h" |
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const char *const __mdoc_macronames[MDOC_MAX + 1] = { |
const char *const __mdoc_macronames[MDOC_MAX + 1] = { |
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"text", |
"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 65 const char *const __mdoc_macronames[MDOC_MAX + 1] = { |
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Line 67 const char *const __mdoc_macronames[MDOC_MAX + 1] = { |
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"Lk", "Mt", "Brq", "Bro", |
"Lk", "Mt", "Brq", "Bro", |
"Brc", "%C", "Es", "En", |
"Brc", "%C", "Es", "En", |
"Dx", "%Q", "br", "sp", |
"Dx", "%Q", "br", "sp", |
"%U", "Ta", "ll", "text", |
"%U", "Ta", "ll", |
}; |
}; |
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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", |
Line 80 const char *const __mdoc_argnames[MDOC_ARG_MAX] = { |
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Line 82 const char *const __mdoc_argnames[MDOC_ARG_MAX] = { |
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"symbolic", "nested", "centered" |
"symbolic", "nested", "centered" |
}; |
}; |
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const char * const *mdoc_macronames = __mdoc_macronames; |
const char * const *mdoc_macronames = __mdoc_macronames + 1; |
const char * const *mdoc_argnames = __mdoc_argnames; |
const char * const *mdoc_argnames = __mdoc_argnames; |
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static void mdoc_node_free(struct roff_node *); |
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static void mdoc_node_unlink(struct roff_man *, |
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struct roff_node *); |
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static void mdoc_free1(struct roff_man *); |
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static void mdoc_alloc1(struct roff_man *); |
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static struct roff_node *node_alloc(struct roff_man *, int, int, |
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int, enum roff_type); |
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static void node_append(struct roff_man *, struct roff_node *); |
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static int mdoc_ptext(struct roff_man *, int, char *, int); |
static int mdoc_ptext(struct roff_man *, int, char *, int); |
static int mdoc_pmacro(struct roff_man *, int, char *, int); |
static int mdoc_pmacro(struct roff_man *, int, char *, int); |
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const struct roff_node * |
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mdoc_node(const struct roff_man *mdoc) |
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{ |
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return(mdoc->first); |
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} |
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const struct roff_meta * |
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mdoc_meta(const struct roff_man *mdoc) |
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{ |
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return(&mdoc->meta); |
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} |
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/* |
/* |
* Frees volatile resources (parse tree, meta-data, fields). |
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*/ |
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static void |
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mdoc_free1(struct roff_man *mdoc) |
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{ |
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if (mdoc->first) |
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mdoc_node_delete(mdoc, mdoc->first); |
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free(mdoc->meta.msec); |
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free(mdoc->meta.vol); |
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free(mdoc->meta.arch); |
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free(mdoc->meta.date); |
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free(mdoc->meta.title); |
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free(mdoc->meta.os); |
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free(mdoc->meta.name); |
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} |
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/* |
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* Allocate all volatile resources (parse tree, meta-data, fields). |
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*/ |
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static void |
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mdoc_alloc1(struct roff_man *mdoc) |
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{ |
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memset(&mdoc->meta, 0, sizeof(mdoc->meta)); |
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mdoc->macroset = MACROSET_MDOC; |
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mdoc->flags = 0; |
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mdoc->lastnamed = mdoc->lastsec = SEC_NONE; |
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mdoc->last = mandoc_calloc(1, sizeof(*mdoc->last)); |
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mdoc->first = mdoc->last; |
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mdoc->last->type = ROFFT_ROOT; |
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mdoc->last->tok = MDOC_MAX; |
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mdoc->next = ROFF_NEXT_CHILD; |
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} |
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/* |
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* Free up volatile resources (see mdoc_free1()) then re-initialises the |
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* data with mdoc_alloc1(). After invocation, parse data has been reset |
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* and the parser is ready for re-invocation on a new tree; however, |
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* cross-parse non-volatile data is kept intact. |
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*/ |
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void |
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mdoc_reset(struct roff_man *mdoc) |
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{ |
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mdoc_free1(mdoc); |
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mdoc_alloc1(mdoc); |
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} |
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/* |
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* Completely free up all volatile and non-volatile parse resources. |
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* After invocation, the pointer is no longer usable. |
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*/ |
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void |
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mdoc_free(struct roff_man *mdoc) |
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{ |
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mdoc_free1(mdoc); |
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free(mdoc); |
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} |
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/* |
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* Allocate volatile and non-volatile parse resources. |
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*/ |
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struct roff_man * |
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mdoc_alloc(struct roff *roff, struct mparse *parse, |
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const char *defos, int quick) |
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{ |
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struct roff_man *p; |
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p = mandoc_calloc(1, sizeof(*p)); |
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p->parse = parse; |
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p->defos = defos; |
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p->quick = quick; |
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p->roff = roff; |
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mdoc_hash_init(); |
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mdoc_alloc1(p); |
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return(p); |
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} |
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void |
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mdoc_endparse(struct roff_man *mdoc) |
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{ |
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mdoc_macroend(mdoc); |
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} |
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void |
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mdoc_addeqn(struct roff_man *mdoc, const struct eqn *ep) |
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{ |
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struct roff_node *n; |
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n = node_alloc(mdoc, ep->ln, ep->pos, MDOC_MAX, ROFFT_EQN); |
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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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node_append(mdoc, n); |
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mdoc->next = ROFF_NEXT_SIBLING; |
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} |
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void |
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mdoc_addspan(struct roff_man *mdoc, const struct tbl_span *sp) |
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{ |
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struct roff_node *n; |
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n = node_alloc(mdoc, sp->line, 0, MDOC_MAX, ROFFT_TBL); |
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n->span = sp; |
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node_append(mdoc, n); |
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mdoc->next = ROFF_NEXT_SIBLING; |
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} |
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/* |
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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()). |
*/ |
*/ |
Line 245 mdoc_parseln(struct roff_man *mdoc, int ln, char *buf, |
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Line 111 mdoc_parseln(struct roff_man *mdoc, int ln, char *buf, |
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else |
else |
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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void |
void |
mdoc_macro(MACRO_PROT_ARGS) |
mdoc_macro(MACRO_PROT_ARGS) |
{ |
{ |
assert(tok < MDOC_MAX); |
assert(tok > TOKEN_NONE && tok < MDOC_MAX); |
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if (mdoc->flags & MDOC_PBODY) { |
if (mdoc->flags & MDOC_PBODY) { |
if (tok == MDOC_Dt) { |
if (tok == MDOC_Dt) { |
Line 276 mdoc_macro(MACRO_PROT_ARGS) |
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Line 142 mdoc_macro(MACRO_PROT_ARGS) |
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(*mdoc_macros[tok].fp)(mdoc, tok, line, ppos, pos, buf); |
(*mdoc_macros[tok].fp)(mdoc, tok, line, ppos, pos, buf); |
} |
} |
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static void |
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node_append(struct roff_man *mdoc, struct roff_node *p) |
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{ |
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assert(mdoc->last); |
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assert(mdoc->first); |
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assert(p->type != ROFFT_ROOT); |
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switch (mdoc->next) { |
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case ROFF_NEXT_SIBLING: |
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mdoc->last->next = p; |
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p->prev = mdoc->last; |
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p->parent = mdoc->last->parent; |
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break; |
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case ROFF_NEXT_CHILD: |
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mdoc->last->child = p; |
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p->parent = mdoc->last; |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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p->parent->nchild++; |
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/* |
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* Copy over the normalised-data pointer of our parent. Not |
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* everybody has one, but copying a null pointer is fine. |
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*/ |
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switch (p->type) { |
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case ROFFT_BODY: |
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if (ENDBODY_NOT != p->end) |
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break; |
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/* FALLTHROUGH */ |
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case ROFFT_TAIL: |
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/* FALLTHROUGH */ |
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case ROFFT_HEAD: |
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p->norm = p->parent->norm; |
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break; |
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default: |
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break; |
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} |
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mdoc_valid_pre(mdoc, p); |
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switch (p->type) { |
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case ROFFT_HEAD: |
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assert(p->parent->type == ROFFT_BLOCK); |
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p->parent->head = p; |
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break; |
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case ROFFT_TAIL: |
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assert(p->parent->type == ROFFT_BLOCK); |
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p->parent->tail = p; |
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break; |
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case ROFFT_BODY: |
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if (p->end) |
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break; |
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assert(p->parent->type == ROFFT_BLOCK); |
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p->parent->body = p; |
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break; |
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default: |
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break; |
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} |
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mdoc->last = p; |
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switch (p->type) { |
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case ROFFT_TBL: |
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/* FALLTHROUGH */ |
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case ROFFT_TEXT: |
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mdoc_valid_post(mdoc); |
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break; |
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default: |
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break; |
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} |
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} |
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static struct roff_node * |
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node_alloc(struct roff_man *mdoc, int line, int pos, |
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int tok, enum roff_type type) |
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{ |
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struct roff_node *p; |
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p = mandoc_calloc(1, sizeof(*p)); |
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p->sec = mdoc->lastsec; |
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p->line = line; |
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p->pos = pos; |
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p->tok = tok; |
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p->type = type; |
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/* Flag analysis. */ |
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if (MDOC_SYNOPSIS & mdoc->flags) |
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p->flags |= MDOC_SYNPRETTY; |
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else |
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p->flags &= ~MDOC_SYNPRETTY; |
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if (MDOC_NEWLINE & mdoc->flags) |
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p->flags |= MDOC_LINE; |
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mdoc->flags &= ~MDOC_NEWLINE; |
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return(p); |
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} |
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void |
void |
mdoc_tail_alloc(struct roff_man *mdoc, int line, int pos, int tok) |
mdoc_tail_alloc(struct roff_man *mdoc, int line, int pos, int tok) |
{ |
{ |
struct roff_node *p; |
struct roff_node *p; |
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p = node_alloc(mdoc, line, pos, tok, ROFFT_TAIL); |
p = roff_node_alloc(mdoc, line, pos, ROFFT_TAIL, tok); |
node_append(mdoc, p); |
roff_node_append(mdoc, p); |
mdoc->next = ROFF_NEXT_CHILD; |
mdoc->next = ROFF_NEXT_CHILD; |
} |
} |
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struct roff_node * |
struct roff_node * |
mdoc_head_alloc(struct roff_man *mdoc, int line, int pos, int tok) |
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{ |
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struct roff_node *p; |
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assert(mdoc->first); |
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assert(mdoc->last); |
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p = node_alloc(mdoc, line, pos, tok, ROFFT_HEAD); |
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node_append(mdoc, p); |
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mdoc->next = ROFF_NEXT_CHILD; |
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return(p); |
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} |
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struct roff_node * |
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mdoc_body_alloc(struct roff_man *mdoc, int line, int pos, int tok) |
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{ |
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struct roff_node *p; |
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p = node_alloc(mdoc, line, pos, tok, ROFFT_BODY); |
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node_append(mdoc, p); |
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mdoc->next = ROFF_NEXT_CHILD; |
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return(p); |
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} |
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struct roff_node * |
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mdoc_endbody_alloc(struct roff_man *mdoc, int line, int pos, int tok, |
mdoc_endbody_alloc(struct roff_man *mdoc, int line, int pos, int tok, |
struct roff_node *body, enum mdoc_endbody end) |
struct roff_node *body, enum mdoc_endbody end) |
{ |
{ |
Line 423 mdoc_endbody_alloc(struct roff_man *mdoc, int line, in |
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Line 160 mdoc_endbody_alloc(struct roff_man *mdoc, int line, in |
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body->flags |= MDOC_ENDED; |
body->flags |= MDOC_ENDED; |
body->parent->flags |= MDOC_ENDED; |
body->parent->flags |= MDOC_ENDED; |
p = node_alloc(mdoc, line, pos, tok, ROFFT_BODY); |
p = roff_node_alloc(mdoc, line, pos, ROFFT_BODY, tok); |
p->body = body; |
p->body = body; |
p->norm = body->norm; |
p->norm = body->norm; |
p->end = end; |
p->end = end; |
node_append(mdoc, p); |
roff_node_append(mdoc, p); |
mdoc->next = ROFF_NEXT_SIBLING; |
mdoc->next = ROFF_NEXT_SIBLING; |
return(p); |
return p; |
} |
} |
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struct roff_node * |
struct roff_node * |
Line 438 mdoc_block_alloc(struct roff_man *mdoc, int line, int |
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Line 175 mdoc_block_alloc(struct roff_man *mdoc, int line, int |
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{ |
{ |
struct roff_node *p; |
struct roff_node *p; |
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p = node_alloc(mdoc, line, pos, tok, ROFFT_BLOCK); |
p = roff_node_alloc(mdoc, line, pos, ROFFT_BLOCK, tok); |
p->args = args; |
p->args = args; |
if (p->args) |
if (p->args) |
(args->refcnt)++; |
(args->refcnt)++; |
Line 458 mdoc_block_alloc(struct roff_man *mdoc, int line, int |
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Line 195 mdoc_block_alloc(struct roff_man *mdoc, int line, int |
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default: |
default: |
break; |
break; |
} |
} |
node_append(mdoc, p); |
roff_node_append(mdoc, p); |
mdoc->next = ROFF_NEXT_CHILD; |
mdoc->next = ROFF_NEXT_CHILD; |
return(p); |
return p; |
} |
} |
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void |
void |
Line 469 mdoc_elem_alloc(struct roff_man *mdoc, int line, int p |
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Line 206 mdoc_elem_alloc(struct roff_man *mdoc, int line, int p |
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{ |
{ |
struct roff_node *p; |
struct roff_node *p; |
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p = node_alloc(mdoc, line, pos, tok, ROFFT_ELEM); |
p = roff_node_alloc(mdoc, line, pos, ROFFT_ELEM, tok); |
p->args = args; |
p->args = args; |
if (p->args) |
if (p->args) |
(args->refcnt)++; |
(args->refcnt)++; |
Line 481 mdoc_elem_alloc(struct roff_man *mdoc, int line, int p |
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Line 218 mdoc_elem_alloc(struct roff_man *mdoc, int line, int p |
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default: |
default: |
break; |
break; |
} |
} |
node_append(mdoc, p); |
roff_node_append(mdoc, p); |
mdoc->next = ROFF_NEXT_CHILD; |
mdoc->next = ROFF_NEXT_CHILD; |
} |
} |
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void |
void |
mdoc_word_alloc(struct roff_man *mdoc, int line, int pos, const char *p) |
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{ |
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struct roff_node *n; |
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n = node_alloc(mdoc, line, pos, MDOC_MAX, ROFFT_TEXT); |
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n->string = roff_strdup(mdoc->roff, p); |
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node_append(mdoc, n); |
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mdoc->next = ROFF_NEXT_SIBLING; |
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} |
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void |
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mdoc_word_append(struct roff_man *mdoc, const char *p) |
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{ |
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struct roff_node *n; |
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char *addstr, *newstr; |
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n = mdoc->last; |
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addstr = roff_strdup(mdoc->roff, p); |
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mandoc_asprintf(&newstr, "%s %s", n->string, addstr); |
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free(addstr); |
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free(n->string); |
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n->string = newstr; |
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mdoc->next = ROFF_NEXT_SIBLING; |
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} |
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static void |
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mdoc_node_free(struct roff_node *p) |
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{ |
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if (p->type == ROFFT_BLOCK || p->type == ROFFT_ELEM) |
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free(p->norm); |
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if (p->string) |
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free(p->string); |
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if (p->args) |
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mdoc_argv_free(p->args); |
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free(p); |
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} |
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static void |
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mdoc_node_unlink(struct roff_man *mdoc, struct roff_node *n) |
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{ |
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/* Adjust siblings. */ |
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if (n->prev) |
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n->prev->next = n->next; |
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if (n->next) |
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n->next->prev = n->prev; |
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/* Adjust parent. */ |
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if (n->parent) { |
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n->parent->nchild--; |
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if (n->parent->child == n) |
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n->parent->child = n->prev ? n->prev : n->next; |
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if (n->parent->last == n) |
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n->parent->last = n->prev ? n->prev : NULL; |
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} |
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/* Adjust parse point, if applicable. */ |
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if (mdoc && mdoc->last == n) { |
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if (n->prev) { |
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mdoc->last = n->prev; |
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mdoc->next = ROFF_NEXT_SIBLING; |
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} else { |
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mdoc->last = n->parent; |
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mdoc->next = ROFF_NEXT_CHILD; |
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} |
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} |
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if (mdoc && mdoc->first == n) |
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mdoc->first = NULL; |
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} |
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void |
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mdoc_node_delete(struct roff_man *mdoc, struct roff_node *p) |
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{ |
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while (p->child) { |
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assert(p->nchild); |
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mdoc_node_delete(mdoc, p->child); |
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} |
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assert(0 == p->nchild); |
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mdoc_node_unlink(mdoc, p); |
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mdoc_node_free(p); |
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} |
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void |
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mdoc_node_relink(struct roff_man *mdoc, struct roff_node *p) |
mdoc_node_relink(struct roff_man *mdoc, struct roff_node *p) |
{ |
{ |
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mdoc_node_unlink(mdoc, p); |
roff_node_unlink(mdoc, p); |
node_append(mdoc, p); |
roff_node_append(mdoc, p); |
} |
} |
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/* |
/* |
Line 608 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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Line 255 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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/* `Bl' is open without any children. */ |
/* `Bl' is open without any children. */ |
mdoc->flags |= MDOC_FREECOL; |
mdoc->flags |= MDOC_FREECOL; |
mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf); |
mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf); |
return(1); |
return 1; |
} |
} |
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if (n->tok == MDOC_It && n->type == ROFFT_BLOCK && |
if (n->tok == MDOC_It && n->type == ROFFT_BLOCK && |
Line 618 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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Line 265 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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/* `Bl' has block-level `It' children. */ |
/* `Bl' has block-level `It' children. */ |
mdoc->flags |= MDOC_FREECOL; |
mdoc->flags |= MDOC_FREECOL; |
mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf); |
mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf); |
return(1); |
return 1; |
} |
} |
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/* |
/* |
Line 675 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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Line 322 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
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* blank lines aren't allowed, but enough manuals assume this |
* blank lines aren't allowed, but enough manuals assume this |
* behaviour that we want to work around it. |
* behaviour that we want to work around it. |
*/ |
*/ |
mdoc_elem_alloc(mdoc, line, offs, MDOC_sp, NULL); |
roff_elem_alloc(mdoc, line, offs, MDOC_sp); |
mdoc->next = ROFF_NEXT_SIBLING; |
mdoc->next = ROFF_NEXT_SIBLING; |
mdoc_valid_post(mdoc); |
mdoc_valid_post(mdoc); |
return(1); |
return 1; |
} |
} |
|
|
mdoc_word_alloc(mdoc, line, offs, buf+offs); |
roff_word_alloc(mdoc, line, offs, buf+offs); |
|
|
if (mdoc->flags & MDOC_LITERAL) |
if (mdoc->flags & MDOC_LITERAL) |
return(1); |
return 1; |
|
|
/* |
/* |
* End-of-sentence check. If the last character is an unescaped |
* End-of-sentence check. If the last character is an unescaped |
Line 696 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
|
Line 343 mdoc_ptext(struct roff_man *mdoc, int line, char *buf, |
|
|
|
if (mandoc_eos(buf+offs, (size_t)(end-buf-offs))) |
if (mandoc_eos(buf+offs, (size_t)(end-buf-offs))) |
mdoc->last->flags |= MDOC_EOS; |
mdoc->last->flags |= MDOC_EOS; |
return(1); |
return 1; |
} |
} |
|
|
/* |
/* |
Line 725 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
|
Line 372 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
|
|
|
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) : TOKEN_NONE; |
|
|
if (tok == MDOC_MAX) { |
if (tok == TOKEN_NONE) { |
mandoc_msg(MANDOCERR_MACRO, mdoc->parse, |
mandoc_msg(MANDOCERR_MACRO, mdoc->parse, |
ln, sv, buf + sv - 1); |
ln, sv, buf + sv - 1); |
return(1); |
return 1; |
} |
} |
|
|
/* Skip a leading escape sequence or tab. */ |
/* Skip a leading escape sequence or tab. */ |
Line 769 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
|
Line 416 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
|
|
|
if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok) { |
if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok) { |
mdoc_macro(mdoc, tok, ln, sv, &offs, buf); |
mdoc_macro(mdoc, tok, ln, sv, &offs, buf); |
return(1); |
return 1; |
} |
} |
|
|
n = mdoc->last; |
n = mdoc->last; |
Line 784 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
|
Line 431 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
|
n->end == ENDBODY_NOT && n->norm->Bl.type == LIST_column) { |
n->end == ENDBODY_NOT && n->norm->Bl.type == LIST_column) { |
mdoc->flags |= MDOC_FREECOL; |
mdoc->flags |= MDOC_FREECOL; |
mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf); |
mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf); |
return(1); |
return 1; |
} |
} |
|
|
/* |
/* |
Line 799 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
|
Line 446 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
|
LIST_column == n->parent->norm->Bl.type) { |
LIST_column == n->parent->norm->Bl.type) { |
mdoc->flags |= MDOC_FREECOL; |
mdoc->flags |= MDOC_FREECOL; |
mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf); |
mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf); |
return(1); |
return 1; |
} |
} |
|
|
/* Normal processing of a macro. */ |
/* Normal processing of a macro. */ |
Line 810 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
|
Line 457 mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, |
|
|
|
if (mdoc->quick && MDOC_Sh == tok && |
if (mdoc->quick && MDOC_Sh == tok && |
SEC_NAME != mdoc->last->sec) |
SEC_NAME != mdoc->last->sec) |
return(2); |
return 2; |
|
|
return(1); |
return 1; |
} |
} |
|
|
enum mdelim |
enum mdelim |
Line 820 mdoc_isdelim(const char *p) |
|
Line 467 mdoc_isdelim(const char *p) |
|
{ |
{ |
|
|
if ('\0' == p[0]) |
if ('\0' == p[0]) |
return(DELIM_NONE); |
return DELIM_NONE; |
|
|
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 ',': |
Line 845 mdoc_isdelim(const char *p) |
|
Line 492 mdoc_isdelim(const char *p) |
|
case ')': |
case ')': |
/* FALLTHROUGH */ |
/* FALLTHROUGH */ |
case ']': |
case ']': |
return(DELIM_CLOSE); |
return DELIM_CLOSE; |
default: |
default: |
return(DELIM_NONE); |
return DELIM_NONE; |
} |
} |
|
|
if ('\\' != p[0]) |
if ('\\' != p[0]) |
return(DELIM_NONE); |
return DELIM_NONE; |
|
|
if (0 == strcmp(p + 1, ".")) |
if (0 == strcmp(p + 1, ".")) |
return(DELIM_CLOSE); |
return DELIM_CLOSE; |
if (0 == strcmp(p + 1, "fR|\\fP")) |
if (0 == strcmp(p + 1, "fR|\\fP")) |
return(DELIM_MIDDLE); |
return DELIM_MIDDLE; |
|
|
return(DELIM_NONE); |
return DELIM_NONE; |
} |
|
|
|
void |
|
mdoc_deroff(char **dest, const struct roff_node *n) |
|
{ |
|
char *cp; |
|
size_t sz; |
|
|
|
if (n->type != ROFFT_TEXT) { |
|
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; |
|
} |
} |