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/* $OpenBSD: roff_validate.c,v 1.9 2017/06/14 22:50:37 schwarze Exp $ */ |
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/* |
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* Copyright (c) 2010, 2017 Ingo Schwarze <schwarze@openbsd.org> |
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* |
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* Permission to use, copy, modify, and distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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*/ |
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#include <sys/types.h> |
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#include <assert.h> |
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#include <stddef.h> |
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#include "mandoc.h" |
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#include "roff.h" |
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#include "libmandoc.h" |
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#include "roff_int.h" |
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#define ROFF_VALID_ARGS struct roff_man *man, struct roff_node *n |
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typedef void (*roff_valid_fp)(ROFF_VALID_ARGS); |
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static void roff_valid_ft(ROFF_VALID_ARGS); |
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static const roff_valid_fp roff_valids[ROFF_MAX] = { |
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NULL, /* br */ |
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NULL, /* ce */ |
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roff_valid_ft, /* ft */ |
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NULL, /* ll */ |
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NULL, /* mc */ |
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NULL, /* po */ |
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NULL, /* rj */ |
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NULL, /* sp */ |
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NULL, /* ta */ |
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NULL, /* ti */ |
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}; |
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void |
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roff_validate(struct roff_man *man) |
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{ |
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struct roff_node *n; |
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n = man->last; |
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✗✓ |
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assert(n->tok < ROFF_MAX); |
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✓✓ |
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if (roff_valids[n->tok] != NULL) |
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(*roff_valids[n->tok])(man, n); |
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} |
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static void |
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roff_valid_ft(ROFF_VALID_ARGS) |
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{ |
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char *cp; |
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✓✓ |
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if (n->child == NULL) { |
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man->next = ROFF_NEXT_CHILD; |
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roff_word_alloc(man, n->line, n->pos, "P"); |
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man->last = n; |
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return; |
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} |
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cp = n->child->string; |
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✗✗✗✗
✗✗✓✓
✓✓ |
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switch (*cp) { |
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case '1': |
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case '2': |
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case '3': |
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case '4': |
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case 'I': |
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case 'P': |
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case 'R': |
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✓✗ |
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if (cp[1] == '\0') |
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return; |
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break; |
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case 'B': |
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✗✓✗✗
✗✗ |
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if (cp[1] == '\0' || (cp[1] == 'I' && cp[2] == '\0')) |
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return; |
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break; |
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case 'C': |
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✓✗✓✗
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if (cp[1] == 'W' && cp[2] == '\0') |
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return; |
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break; |
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default: |
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break; |
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} |
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mandoc_vmsg(MANDOCERR_FT_BAD, man->parse, |
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n->line, n->pos, "ft %s", cp); |
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roff_node_delete(man, n); |
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} |