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Diff for /mandoc/man_macro.c between version 1.127 and 1.134

version 1.127, 2018/08/17 20:33:37 version 1.134, 2018/12/14 01:18:25
Line 22 
Line 22 
   
 #include <assert.h>  #include <assert.h>
 #include <ctype.h>  #include <ctype.h>
   #include <stdio.h>
 #include <stdlib.h>  #include <stdlib.h>
 #include <string.h>  #include <string.h>
   
Line 41  static int   man_args(struct roff_man *, int,
Line 42  static int   man_args(struct roff_man *, int,
 static  void             rew_scope(struct roff_man *, enum roff_tok);  static  void             rew_scope(struct roff_man *, enum roff_tok);
   
 static const struct man_macro man_macros[MAN_MAX - MAN_TH] = {  static const struct man_macro man_macros[MAN_MAX - MAN_TH] = {
         { in_line_eoln, MAN_BSCOPE }, /* TH */          { in_line_eoln, MAN_XSCOPE }, /* TH */
         { blk_imp, MAN_BSCOPE | MAN_SCOPED }, /* SH */          { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* SH */
         { blk_imp, MAN_BSCOPE | MAN_SCOPED }, /* SS */          { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* SS */
         { blk_imp, MAN_BSCOPE | MAN_SCOPED }, /* TP */          { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* TP */
         { blk_imp, MAN_BSCOPE | MAN_SCOPED }, /* TQ */          { blk_imp, MAN_XSCOPE | MAN_BSCOPED }, /* TQ */
         { blk_imp, MAN_BSCOPE }, /* LP */          { blk_imp, MAN_XSCOPE }, /* LP */
         { blk_imp, MAN_BSCOPE }, /* PP */          { blk_imp, MAN_XSCOPE }, /* PP */
         { blk_imp, MAN_BSCOPE }, /* P */          { blk_imp, MAN_XSCOPE }, /* P */
         { blk_imp, MAN_BSCOPE }, /* IP */          { blk_imp, MAN_XSCOPE }, /* IP */
         { blk_imp, MAN_BSCOPE }, /* HP */          { blk_imp, MAN_XSCOPE }, /* HP */
         { in_line_eoln, MAN_SCOPED | MAN_JOIN }, /* SM */          { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* SM */
         { in_line_eoln, MAN_SCOPED | MAN_JOIN }, /* SB */          { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* SB */
         { in_line_eoln, 0 }, /* BI */          { in_line_eoln, 0 }, /* BI */
         { in_line_eoln, 0 }, /* IB */          { in_line_eoln, 0 }, /* IB */
         { in_line_eoln, 0 }, /* BR */          { in_line_eoln, 0 }, /* BR */
         { in_line_eoln, 0 }, /* RB */          { in_line_eoln, 0 }, /* RB */
         { in_line_eoln, MAN_SCOPED | MAN_JOIN }, /* R */          { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* R */
         { in_line_eoln, MAN_SCOPED | MAN_JOIN }, /* B */          { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* B */
         { in_line_eoln, MAN_SCOPED | MAN_JOIN }, /* I */          { in_line_eoln, MAN_NSCOPED | MAN_ESCOPED | MAN_JOIN }, /* I */
         { in_line_eoln, 0 }, /* IR */          { in_line_eoln, 0 }, /* IR */
         { in_line_eoln, 0 }, /* RI */          { in_line_eoln, 0 }, /* RI */
         { in_line_eoln, MAN_NSCOPED }, /* nf */          { in_line_eoln, MAN_NSCOPED }, /* nf */
         { in_line_eoln, MAN_NSCOPED }, /* fi */          { in_line_eoln, MAN_NSCOPED }, /* fi */
         { blk_close, MAN_BSCOPE }, /* RE */          { blk_close, MAN_XSCOPE }, /* RE */
         { blk_exp, MAN_BSCOPE }, /* RS */          { blk_exp, MAN_XSCOPE }, /* RS */
         { in_line_eoln, 0 }, /* DT */          { in_line_eoln, 0 }, /* DT */
         { in_line_eoln, 0 }, /* UC */          { in_line_eoln, 0 }, /* UC */
         { in_line_eoln, MAN_NSCOPED }, /* PD */          { in_line_eoln, MAN_NSCOPED }, /* PD */
         { in_line_eoln, 0 }, /* AT */          { in_line_eoln, 0 }, /* AT */
         { in_line_eoln, MAN_NSCOPED }, /* in */          { in_line_eoln, MAN_NSCOPED }, /* in */
           { blk_imp, MAN_XSCOPE }, /* SY */
           { blk_close, MAN_XSCOPE }, /* YS */
         { in_line_eoln, 0 }, /* OP */          { in_line_eoln, 0 }, /* OP */
         { in_line_eoln, MAN_BSCOPE }, /* EX */          { in_line_eoln, MAN_XSCOPE }, /* EX */
         { in_line_eoln, MAN_BSCOPE }, /* EE */          { in_line_eoln, MAN_XSCOPE }, /* EE */
         { blk_exp, MAN_BSCOPE }, /* UR */          { blk_exp, MAN_XSCOPE }, /* UR */
         { blk_close, MAN_BSCOPE }, /* UE */          { blk_close, MAN_XSCOPE }, /* UE */
         { blk_exp, MAN_BSCOPE }, /* MT */          { blk_exp, MAN_XSCOPE }, /* MT */
         { blk_close, MAN_BSCOPE }, /* ME */          { blk_close, MAN_XSCOPE }, /* ME */
 };  };
   
   
Line 101  man_unscope(struct roff_man *man, const struct roff_no
Line 104  man_unscope(struct roff_man *man, const struct roff_no
   
                 if (to == NULL && ! (n->flags & NODE_VALID)) {                  if (to == NULL && ! (n->flags & NODE_VALID)) {
                         if (man->flags & (MAN_BLINE | MAN_ELINE) &&                          if (man->flags & (MAN_BLINE | MAN_ELINE) &&
                             man_macro(n->tok)->flags & MAN_SCOPED) {                              man_macro(n->tok)->flags &
                                (MAN_BSCOPED | MAN_NSCOPED)) {
                                 mandoc_vmsg(MANDOCERR_BLK_LINE,                                  mandoc_vmsg(MANDOCERR_BLK_LINE,
                                     man->parse, n->line, n->pos,                                      man->parse, n->line, n->pos,
                                     "EOF breaks %s", roff_name[n->tok]);                                      "EOF breaks %s", roff_name[n->tok]);
Line 223  blk_close(MACRO_PROT_ARGS)
Line 227  blk_close(MACRO_PROT_ARGS)
                         return;                          return;
                 }                  }
                 break;                  break;
           case MAN_YS:
                   ntok = MAN_SY;
                   break;
         case MAN_UE:          case MAN_UE:
                 ntok = MAN_UR;                  ntok = MAN_UR;
                 break;                  break;
Line 241  blk_close(MACRO_PROT_ARGS)
Line 248  blk_close(MACRO_PROT_ARGS)
                 mandoc_msg(MANDOCERR_BLK_NOTOPEN, man->parse,                  mandoc_msg(MANDOCERR_BLK_NOTOPEN, man->parse,
                     line, ppos, roff_name[tok]);                      line, ppos, roff_name[tok]);
                 rew_scope(man, MAN_PP);                  rew_scope(man, MAN_PP);
                   if (tok == MAN_RE) {
                           roff_elem_alloc(man, line, ppos, ROFF_br);
                           man->last->flags |= NODE_LINE |
                               NODE_VALID | NODE_ENDED;
                           man->next = ROFF_NEXT_SIBLING;
                   }
                 return;                  return;
         }          }
   
Line 257  blk_close(MACRO_PROT_ARGS)
Line 270  blk_close(MACRO_PROT_ARGS)
         if (buf[*pos] != '\0') {          if (buf[*pos] != '\0') {
                 roff_word_alloc(man, line, ppos, buf + *pos);                  roff_word_alloc(man, line, ppos, buf + *pos);
                 man->last->flags |= NODE_DELIMC;                  man->last->flags |= NODE_DELIMC;
                   if (mandoc_eos(man->last->string, strlen(man->last->string)))
                           man->last->flags |= NODE_EOS;
         }          }
   
         /* Move a trailing paragraph behind the block. */          /* Move a trailing paragraph behind the block. */
Line 265  blk_close(MACRO_PROT_ARGS)
Line 280  blk_close(MACRO_PROT_ARGS)
                 *pos = strlen(buf);                  *pos = strlen(buf);
                 blk_imp(man, ctok, cline, cpos, pos, buf);                  blk_imp(man, ctok, cline, cpos, pos, buf);
         }          }
   
           /* Synopsis blocks need an explicit end marker for spacing. */
   
           if (tok == MAN_YS && man->last == nn) {
                   roff_elem_alloc(man, line, ppos, tok);
                   man_unscope(man, man->last);
           }
 }  }
   
 void  void
Line 274  blk_exp(MACRO_PROT_ARGS)
Line 296  blk_exp(MACRO_PROT_ARGS)
         char            *p;          char            *p;
         int              la;          int              la;
   
         rew_scope(man, tok);          if (tok == MAN_RS)
                   rew_scope(man, tok);
         roff_block_alloc(man, line, ppos, tok);          roff_block_alloc(man, line, ppos, tok);
         head = roff_head_alloc(man, line, ppos, tok);          head = roff_head_alloc(man, line, ppos, tok);
   
Line 330  blk_imp(MACRO_PROT_ARGS)
Line 353  blk_imp(MACRO_PROT_ARGS)
         /*          /*
          * For macros having optional next-line scope,           * For macros having optional next-line scope,
          * keep the head open if there were no arguments.           * keep the head open if there were no arguments.
          * For `TP', always keep the head open.           * For `TP' and `TQ', always keep the head open.
          */           */
   
         if (man_macro(tok)->flags & MAN_SCOPED &&          if (man_macro(tok)->flags & MAN_BSCOPED &&
             (tok == MAN_TP || tok == MAN_TQ || n == man->last)) {              (tok == MAN_TP || tok == MAN_TQ || n == man->last)) {
                 man->flags |= MAN_BLINE;                  man->flags |= MAN_BLINE;
                 return;                  return;
Line 388  in_line_eoln(MACRO_PROT_ARGS)
Line 411  in_line_eoln(MACRO_PROT_ARGS)
                 man->last->flags |= NODE_EOS;                  man->last->flags |= NODE_EOS;
   
         /*          /*
          * If no arguments are specified and this is MAN_SCOPED (i.e.,           * If no arguments are specified and this is MAN_ESCOPED (i.e.,
          * next-line scoped), then set our mode to indicate that we're           * next-line scoped), then set our mode to indicate that we're
          * waiting for terms to load into our context.           * waiting for terms to load into our context.
          */           */
   
         if (n == man->last && man_macro(tok)->flags & MAN_SCOPED) {          if (n == man->last && man_macro(tok)->flags & MAN_ESCOPED) {
                 assert((man_macro(tok)->flags & MAN_NSCOPED) == 0);  
                 man->flags |= MAN_ELINE;                  man->flags |= MAN_ELINE;
                 return;                  return;
         }          }
Line 409  in_line_eoln(MACRO_PROT_ARGS)
Line 431  in_line_eoln(MACRO_PROT_ARGS)
                 if (man->last == n)                  if (man->last == n)
                         break;                          break;
         }          }
   
           /* Rewind next-line scoped ancestors, if any. */
   
           if (man_macro(tok)->flags & MAN_ESCOPED)
                   man_descope(man, line, ppos, NULL);
 }  }
   
 void  void
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Removed from v.1.127  
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  Added in v.1.134
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