=================================================================== RCS file: /cvs/mandoc/mdoc.c,v retrieving revision 1.202 retrieving revision 1.203 diff -u -p -r1.202 -r1.203 --- mandoc/mdoc.c 2012/11/16 13:40:36 1.202 +++ mandoc/mdoc.c 2012/11/17 00:26:33 1.203 @@ -1,4 +1,4 @@ -/* $Id: mdoc.c,v 1.202 2012/11/16 13:40:36 schwarze Exp $ */ +/* $Id: mdoc.c,v 1.203 2012/11/17 00:26:33 schwarze Exp $ */ /* * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons * Copyright (c) 2010, 2012 Ingo Schwarze @@ -104,20 +104,20 @@ static int mdoc_ptext(struct mdoc *, int, char *, i static int mdoc_pmacro(struct mdoc *, int, char *, int); const struct mdoc_node * -mdoc_node(const struct mdoc *m) +mdoc_node(const struct mdoc *mdoc) { - assert( ! (MDOC_HALT & m->flags)); - return(m->first); + assert( ! (MDOC_HALT & mdoc->flags)); + return(mdoc->first); } const struct mdoc_meta * -mdoc_meta(const struct mdoc *m) +mdoc_meta(const struct mdoc *mdoc) { - assert( ! (MDOC_HALT & m->flags)); - return(&m->meta); + assert( ! (MDOC_HALT & mdoc->flags)); + return(&mdoc->meta); } @@ -218,61 +218,61 @@ mdoc_alloc(struct roff *roff, struct mparse *parse, ch * through to macro_end() in macro.c. */ int -mdoc_endparse(struct mdoc *m) +mdoc_endparse(struct mdoc *mdoc) { - assert( ! (MDOC_HALT & m->flags)); - if (mdoc_macroend(m)) + assert( ! (MDOC_HALT & mdoc->flags)); + if (mdoc_macroend(mdoc)) return(1); - m->flags |= MDOC_HALT; + mdoc->flags |= MDOC_HALT; return(0); } int -mdoc_addeqn(struct mdoc *m, const struct eqn *ep) +mdoc_addeqn(struct mdoc *mdoc, const struct eqn *ep) { struct mdoc_node *n; - assert( ! (MDOC_HALT & m->flags)); + assert( ! (MDOC_HALT & mdoc->flags)); /* No text before an initial macro. */ - if (SEC_NONE == m->lastnamed) { - mdoc_pmsg(m, ep->ln, ep->pos, MANDOCERR_NOTEXT); + if (SEC_NONE == mdoc->lastnamed) { + mdoc_pmsg(mdoc, ep->ln, ep->pos, MANDOCERR_NOTEXT); return(1); } - n = node_alloc(m, ep->ln, ep->pos, MDOC_MAX, MDOC_EQN); + n = node_alloc(mdoc, ep->ln, ep->pos, MDOC_MAX, MDOC_EQN); n->eqn = ep; - if ( ! node_append(m, n)) + if ( ! node_append(mdoc, n)) return(0); - m->next = MDOC_NEXT_SIBLING; + mdoc->next = MDOC_NEXT_SIBLING; return(1); } int -mdoc_addspan(struct mdoc *m, const struct tbl_span *sp) +mdoc_addspan(struct mdoc *mdoc, const struct tbl_span *sp) { struct mdoc_node *n; - assert( ! (MDOC_HALT & m->flags)); + assert( ! (MDOC_HALT & mdoc->flags)); /* No text before an initial macro. */ - if (SEC_NONE == m->lastnamed) { - mdoc_pmsg(m, sp->line, 0, MANDOCERR_NOTEXT); + if (SEC_NONE == mdoc->lastnamed) { + mdoc_pmsg(mdoc, sp->line, 0, MANDOCERR_NOTEXT); return(1); } - n = node_alloc(m, sp->line, 0, MDOC_MAX, MDOC_TBL); + n = node_alloc(mdoc, sp->line, 0, MDOC_MAX, MDOC_TBL); n->span = sp; - if ( ! node_append(m, n)) + if ( ! node_append(mdoc, n)) return(0); - m->next = MDOC_NEXT_SIBLING; + mdoc->next = MDOC_NEXT_SIBLING; return(1); } @@ -282,12 +282,12 @@ mdoc_addspan(struct mdoc *m, const struct tbl_span *sp * the macro (mdoc_pmacro()) or text parser (mdoc_ptext()). */ int -mdoc_parseln(struct mdoc *m, int ln, char *buf, int offs) +mdoc_parseln(struct mdoc *mdoc, int ln, char *buf, int offs) { - assert( ! (MDOC_HALT & m->flags)); + assert( ! (MDOC_HALT & mdoc->flags)); - m->flags |= MDOC_NEWLINE; + mdoc->flags |= MDOC_NEWLINE; /* * Let the roff nS register switch SYNOPSIS mode early, @@ -295,16 +295,16 @@ mdoc_parseln(struct mdoc *m, int ln, char *buf, int of * whether this mode is on or off. * Note that this mode is also switched by the Sh macro. */ - if (roff_regisset(m->roff, REG_nS)) { - if (roff_regget(m->roff, REG_nS)) - m->flags |= MDOC_SYNOPSIS; + if (roff_regisset(mdoc->roff, REG_nS)) { + if (roff_regget(mdoc->roff, REG_nS)) + mdoc->flags |= MDOC_SYNOPSIS; else - m->flags &= ~MDOC_SYNOPSIS; + mdoc->flags &= ~MDOC_SYNOPSIS; } - return(roff_getcontrol(m->roff, buf, &offs) ? - mdoc_pmacro(m, ln, buf, offs) : - mdoc_ptext(m, ln, buf, offs)); + return(roff_getcontrol(mdoc->roff, buf, &offs) ? + mdoc_pmacro(mdoc, ln, buf, offs) : + mdoc_ptext(mdoc, ln, buf, offs)); } int @@ -315,31 +315,31 @@ mdoc_macro(MACRO_PROT_ARGS) /* If we're in the body, deny prologue calls. */ if (MDOC_PROLOGUE & mdoc_macros[tok].flags && - MDOC_PBODY & m->flags) { - mdoc_pmsg(m, line, ppos, MANDOCERR_BADBODY); + MDOC_PBODY & mdoc->flags) { + mdoc_pmsg(mdoc, line, ppos, MANDOCERR_BADBODY); return(1); } /* If we're in the prologue, deny "body" macros. */ if ( ! (MDOC_PROLOGUE & mdoc_macros[tok].flags) && - ! (MDOC_PBODY & m->flags)) { - mdoc_pmsg(m, line, ppos, MANDOCERR_BADPROLOG); - if (NULL == m->meta.msec) - m->meta.msec = mandoc_strdup("1"); - if (NULL == m->meta.title) - m->meta.title = mandoc_strdup("UNKNOWN"); - if (NULL == m->meta.vol) - m->meta.vol = mandoc_strdup("LOCAL"); - if (NULL == m->meta.os) - m->meta.os = mandoc_strdup("LOCAL"); - if (NULL == m->meta.date) - m->meta.date = mandoc_normdate - (m->parse, NULL, line, ppos); - m->flags |= MDOC_PBODY; + ! (MDOC_PBODY & mdoc->flags)) { + mdoc_pmsg(mdoc, line, ppos, MANDOCERR_BADPROLOG); + if (NULL == mdoc->meta.msec) + mdoc->meta.msec = mandoc_strdup("1"); + if (NULL == mdoc->meta.title) + mdoc->meta.title = mandoc_strdup("UNKNOWN"); + if (NULL == mdoc->meta.vol) + mdoc->meta.vol = mandoc_strdup("LOCAL"); + if (NULL == mdoc->meta.os) + mdoc->meta.os = mandoc_strdup("LOCAL"); + if (NULL == mdoc->meta.date) + mdoc->meta.date = mandoc_normdate + (mdoc->parse, NULL, line, ppos); + mdoc->flags |= MDOC_PBODY; } - return((*mdoc_macros[tok].fp)(m, tok, line, ppos, pos, buf)); + return((*mdoc_macros[tok].fp)(mdoc, tok, line, ppos, pos, buf)); } @@ -427,13 +427,13 @@ node_append(struct mdoc *mdoc, struct mdoc_node *p) static struct mdoc_node * -node_alloc(struct mdoc *m, int line, int pos, +node_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok, enum mdoc_type type) { struct mdoc_node *p; p = mandoc_calloc(1, sizeof(struct mdoc_node)); - p->sec = m->lastsec; + p->sec = mdoc->lastsec; p->line = line; p->pos = pos; p->tok = tok; @@ -441,84 +441,84 @@ node_alloc(struct mdoc *m, int line, int pos, /* Flag analysis. */ - if (MDOC_SYNOPSIS & m->flags) + if (MDOC_SYNOPSIS & mdoc->flags) p->flags |= MDOC_SYNPRETTY; else p->flags &= ~MDOC_SYNPRETTY; - if (MDOC_NEWLINE & m->flags) + if (MDOC_NEWLINE & mdoc->flags) p->flags |= MDOC_LINE; - m->flags &= ~MDOC_NEWLINE; + mdoc->flags &= ~MDOC_NEWLINE; return(p); } int -mdoc_tail_alloc(struct mdoc *m, int line, int pos, enum mdoct tok) +mdoc_tail_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) { struct mdoc_node *p; - p = node_alloc(m, line, pos, tok, MDOC_TAIL); - if ( ! node_append(m, p)) + p = node_alloc(mdoc, line, pos, tok, MDOC_TAIL); + if ( ! node_append(mdoc, p)) return(0); - m->next = MDOC_NEXT_CHILD; + mdoc->next = MDOC_NEXT_CHILD; return(1); } int -mdoc_head_alloc(struct mdoc *m, int line, int pos, enum mdoct tok) +mdoc_head_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) { struct mdoc_node *p; - assert(m->first); - assert(m->last); + assert(mdoc->first); + assert(mdoc->last); - p = node_alloc(m, line, pos, tok, MDOC_HEAD); - if ( ! node_append(m, p)) + p = node_alloc(mdoc, line, pos, tok, MDOC_HEAD); + if ( ! node_append(mdoc, p)) return(0); - m->next = MDOC_NEXT_CHILD; + mdoc->next = MDOC_NEXT_CHILD; return(1); } int -mdoc_body_alloc(struct mdoc *m, int line, int pos, enum mdoct tok) +mdoc_body_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) { struct mdoc_node *p; - p = node_alloc(m, line, pos, tok, MDOC_BODY); - if ( ! node_append(m, p)) + p = node_alloc(mdoc, line, pos, tok, MDOC_BODY); + if ( ! node_append(mdoc, p)) return(0); - m->next = MDOC_NEXT_CHILD; + mdoc->next = MDOC_NEXT_CHILD; return(1); } int -mdoc_endbody_alloc(struct mdoc *m, 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 *p; - p = node_alloc(m, line, pos, tok, MDOC_BODY); + p = node_alloc(mdoc, line, pos, tok, MDOC_BODY); p->pending = body; p->norm = body->norm; p->end = end; - if ( ! node_append(m, p)) + if ( ! node_append(mdoc, p)) return(0); - m->next = MDOC_NEXT_SIBLING; + mdoc->next = MDOC_NEXT_SIBLING; return(1); } int -mdoc_block_alloc(struct mdoc *m, int line, int pos, +mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok, struct mdoc_arg *args) { struct mdoc_node *p; - p = node_alloc(m, line, pos, tok, MDOC_BLOCK); + p = node_alloc(mdoc, line, pos, tok, MDOC_BLOCK); p->args = args; if (p->args) (args->refcnt)++; @@ -537,20 +537,20 @@ mdoc_block_alloc(struct mdoc *m, int line, int pos, break; } - if ( ! node_append(m, p)) + if ( ! node_append(mdoc, p)) return(0); - m->next = MDOC_NEXT_CHILD; + mdoc->next = MDOC_NEXT_CHILD; return(1); } int -mdoc_elem_alloc(struct mdoc *m, int line, int pos, +mdoc_elem_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok, struct mdoc_arg *args) { struct mdoc_node *p; - p = node_alloc(m, line, pos, tok, MDOC_ELEM); + p = node_alloc(mdoc, line, pos, tok, MDOC_ELEM); p->args = args; if (p->args) (args->refcnt)++; @@ -563,24 +563,24 @@ mdoc_elem_alloc(struct mdoc *m, int line, int pos, break; } - if ( ! node_append(m, p)) + if ( ! node_append(mdoc, p)) return(0); - m->next = MDOC_NEXT_CHILD; + mdoc->next = MDOC_NEXT_CHILD; return(1); } int -mdoc_word_alloc(struct mdoc *m, int line, int pos, const char *p) +mdoc_word_alloc(struct mdoc *mdoc, int line, int pos, const char *p) { struct mdoc_node *n; - n = node_alloc(m, line, pos, MDOC_MAX, MDOC_TEXT); - n->string = roff_strdup(m->roff, p); + n = node_alloc(mdoc, line, pos, MDOC_MAX, MDOC_TEXT); + n->string = roff_strdup(mdoc->roff, p); - if ( ! node_append(m, n)) + if ( ! node_append(mdoc, n)) return(0); - m->next = MDOC_NEXT_SIBLING; + mdoc->next = MDOC_NEXT_SIBLING; return(1); } @@ -600,7 +600,7 @@ mdoc_node_free(struct mdoc_node *p) static void -mdoc_node_unlink(struct mdoc *m, struct mdoc_node *n) +mdoc_node_unlink(struct mdoc *mdoc, struct mdoc_node *n) { /* Adjust siblings. */ @@ -622,41 +622,41 @@ mdoc_node_unlink(struct mdoc *m, struct mdoc_node *n) /* Adjust parse point, if applicable. */ - if (m && m->last == n) { + if (mdoc && mdoc->last == n) { if (n->prev) { - m->last = n->prev; - m->next = MDOC_NEXT_SIBLING; + mdoc->last = n->prev; + mdoc->next = MDOC_NEXT_SIBLING; } else { - m->last = n->parent; - m->next = MDOC_NEXT_CHILD; + mdoc->last = n->parent; + mdoc->next = MDOC_NEXT_CHILD; } } - if (m && m->first == n) - m->first = NULL; + if (mdoc && mdoc->first == n) + mdoc->first = NULL; } void -mdoc_node_delete(struct mdoc *m, struct mdoc_node *p) +mdoc_node_delete(struct mdoc *mdoc, struct mdoc_node *p) { while (p->child) { assert(p->nchild); - mdoc_node_delete(m, p->child); + mdoc_node_delete(mdoc, p->child); } assert(0 == p->nchild); - mdoc_node_unlink(m, p); + mdoc_node_unlink(mdoc, p); mdoc_node_free(p); } int -mdoc_node_relink(struct mdoc *m, struct mdoc_node *p) +mdoc_node_relink(struct mdoc *mdoc, struct mdoc_node *p) { - mdoc_node_unlink(m, p); - return(node_append(m, p)); + mdoc_node_unlink(mdoc, p); + return(node_append(mdoc, p)); } #if 0 @@ -670,7 +670,7 @@ mdoc_node_relink(struct mdoc *m, struct mdoc_node *p) * the end-of-line, i.e., will re-enter in the next roff parse. */ static int -mdoc_preptext(struct mdoc *m, int line, char *buf, int offs) +mdoc_preptext(struct mdoc *mdoc, int line, char *buf, int offs) { char *start, *end; char delim; @@ -678,12 +678,12 @@ mdoc_preptext(struct mdoc *m, int line, char *buf, int while ('\0' != buf[offs]) { /* Mark starting position if eqn is set. */ start = NULL; - if ('\0' != (delim = roff_eqndelim(m->roff))) + if ('\0' != (delim = roff_eqndelim(mdoc->roff))) if (NULL != (start = strchr(buf + offs, delim))) *start++ = '\0'; /* Parse text as normal. */ - if ( ! mdoc_ptext(m, line, buf, offs)) + if ( ! mdoc_ptext(mdoc, line, buf, offs)) return(0); /* Continue only if an equation exists. */ @@ -700,11 +700,11 @@ mdoc_preptext(struct mdoc *m, int line, char *buf, int } /* Parse the equation itself. */ - roff_openeqn(m->roff, NULL, line, offs, buf); + roff_openeqn(mdoc->roff, NULL, line, offs, buf); /* Process a finished equation? */ - if (roff_closeeqn(m->roff)) - if ( ! mdoc_addeqn(m, roff_eqn(m->roff))) + if (roff_closeeqn(mdoc->roff)) + if ( ! mdoc_addeqn(mdoc, roff_eqn(mdoc->roff))) return(0); offs += (end - (buf + offs)); } @@ -718,20 +718,20 @@ mdoc_preptext(struct mdoc *m, int line, char *buf, int * control character. */ static int -mdoc_ptext(struct mdoc *m, int line, char *buf, int offs) +mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int offs) { char *c, *ws, *end; struct mdoc_node *n; /* No text before an initial macro. */ - if (SEC_NONE == m->lastnamed) { - mdoc_pmsg(m, line, offs, MANDOCERR_NOTEXT); + if (SEC_NONE == mdoc->lastnamed) { + mdoc_pmsg(mdoc, line, offs, MANDOCERR_NOTEXT); return(1); } - assert(m->last); - n = m->last; + assert(mdoc->last); + n = mdoc->last; /* * Divert directly to list processing if we're encountering a @@ -743,8 +743,8 @@ mdoc_ptext(struct mdoc *m, int line, char *buf, int of if (MDOC_Bl == n->tok && MDOC_BODY == n->type && LIST_column == n->norm->Bl.type) { /* `Bl' is open without any children. */ - m->flags |= MDOC_FREECOL; - return(mdoc_macro(m, MDOC_It, line, offs, &offs, buf)); + mdoc->flags |= MDOC_FREECOL; + return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf)); } if (MDOC_It == n->tok && MDOC_BLOCK == n->type && @@ -752,8 +752,8 @@ mdoc_ptext(struct mdoc *m, int line, char *buf, int of MDOC_Bl == n->parent->tok && LIST_column == n->parent->norm->Bl.type) { /* `Bl' has block-level `It' children. */ - m->flags |= MDOC_FREECOL; - return(mdoc_macro(m, MDOC_It, line, offs, &offs, buf)); + mdoc->flags |= MDOC_FREECOL; + return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf)); } /* @@ -781,7 +781,7 @@ mdoc_ptext(struct mdoc *m, int line, char *buf, int of * Strip trailing tabs in literal context only; * outside, they affect the next line. */ - if (MDOC_LITERAL & m->flags) + if (MDOC_LITERAL & mdoc->flags) continue; break; case '\\': @@ -798,28 +798,28 @@ mdoc_ptext(struct mdoc *m, int line, char *buf, int of *end = '\0'; if (ws) - mdoc_pmsg(m, line, (int)(ws-buf), MANDOCERR_EOLNSPACE); + mdoc_pmsg(mdoc, line, (int)(ws-buf), MANDOCERR_EOLNSPACE); - if ('\0' == buf[offs] && ! (MDOC_LITERAL & m->flags)) { - mdoc_pmsg(m, line, (int)(c-buf), MANDOCERR_NOBLANKLN); + if ('\0' == buf[offs] && ! (MDOC_LITERAL & mdoc->flags)) { + mdoc_pmsg(mdoc, line, (int)(c-buf), MANDOCERR_NOBLANKLN); /* * Insert a `sp' in the case of a blank line. Technically, * blank lines aren't allowed, but enough manuals assume this * behaviour that we want to work around it. */ - if ( ! mdoc_elem_alloc(m, line, offs, MDOC_sp, NULL)) + if ( ! mdoc_elem_alloc(mdoc, line, offs, MDOC_sp, NULL)) return(0); - m->next = MDOC_NEXT_SIBLING; + mdoc->next = MDOC_NEXT_SIBLING; - return(mdoc_valid_post(m)); + return(mdoc_valid_post(mdoc)); } - if ( ! mdoc_word_alloc(m, line, offs, buf+offs)) + if ( ! mdoc_word_alloc(mdoc, line, offs, buf+offs)) return(0); - if (MDOC_LITERAL & m->flags) + if (MDOC_LITERAL & mdoc->flags) return(1); /* @@ -831,7 +831,7 @@ mdoc_ptext(struct mdoc *m, int line, char *buf, int of assert(buf < end); if (mandoc_eos(buf+offs, (size_t)(end-buf-offs), 0)) - m->last->flags |= MDOC_EOS; + mdoc->last->flags |= MDOC_EOS; return(1); } @@ -842,7 +842,7 @@ mdoc_ptext(struct mdoc *m, int line, char *buf, int of * character. */ static int -mdoc_pmacro(struct mdoc *m, int ln, char *buf, int offs) +mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs) { enum mdoct tok; int i, sv; @@ -852,7 +852,7 @@ mdoc_pmacro(struct mdoc *m, int ln, char *buf, int off /* Empty post-control lines are ignored. */ if ('"' == buf[offs]) { - mdoc_pmsg(m, ln, offs, MANDOCERR_BADCOMMENT); + mdoc_pmsg(mdoc, ln, offs, MANDOCERR_BADCOMMENT); return(1); } else if ('\0' == buf[offs]) return(1); @@ -874,7 +874,7 @@ mdoc_pmacro(struct mdoc *m, int ln, char *buf, int off tok = (i > 1 || i < 4) ? mdoc_hash_find(mac) : MDOC_MAX; if (MDOC_MAX == tok) { - mandoc_vmsg(MANDOCERR_MACRO, m->parse, + mandoc_vmsg(MANDOCERR_MACRO, mdoc->parse, ln, sv, "%s", buf + sv - 1); return(1); } @@ -895,21 +895,21 @@ mdoc_pmacro(struct mdoc *m, int ln, char *buf, int off */ if ('\0' == buf[offs] && ' ' == buf[offs - 1]) - mdoc_pmsg(m, ln, offs - 1, MANDOCERR_EOLNSPACE); + mdoc_pmsg(mdoc, ln, offs - 1, MANDOCERR_EOLNSPACE); /* * If an initial macro or a list invocation, divert directly * into macro processing. */ - if (NULL == m->last || MDOC_It == tok || MDOC_El == tok) { - if ( ! mdoc_macro(m, tok, ln, sv, &offs, buf)) + if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok) { + if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf)) goto err; return(1); } - n = m->last; - assert(m->last); + n = mdoc->last; + assert(mdoc->last); /* * If the first macro of a `Bl -column', open an `It' block @@ -918,8 +918,8 @@ mdoc_pmacro(struct mdoc *m, int ln, char *buf, int off if (MDOC_Bl == n->tok && MDOC_BODY == n->type && LIST_column == n->norm->Bl.type) { - m->flags |= MDOC_FREECOL; - if ( ! mdoc_macro(m, MDOC_It, ln, sv, &sv, buf)) + mdoc->flags |= MDOC_FREECOL; + if ( ! mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf)) goto err; return(1); } @@ -934,22 +934,22 @@ mdoc_pmacro(struct mdoc *m, int ln, char *buf, int off NULL != n->parent && MDOC_Bl == n->parent->tok && LIST_column == n->parent->norm->Bl.type) { - m->flags |= MDOC_FREECOL; - if ( ! mdoc_macro(m, MDOC_It, ln, sv, &sv, buf)) + mdoc->flags |= MDOC_FREECOL; + if ( ! mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf)) goto err; return(1); } /* Normal processing of a macro. */ - if ( ! mdoc_macro(m, tok, ln, sv, &offs, buf)) + if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf)) goto err; return(1); err: /* Error out. */ - m->flags |= MDOC_HALT; + mdoc->flags |= MDOC_HALT; return(0); }