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author | Ingo Schwarze <schwarze@openbsd.org> | 2017-05-05 02:06:19 +0000 |
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committer | Ingo Schwarze <schwarze@openbsd.org> | 2017-05-05 02:06:19 +0000 |
commit | 1481c0648531c03ad8b53843797e3c269032f43c (patch) | |
tree | 45ea03c49eb82d26f334f5a790e760417bd7b9b5 /roff_validate.c | |
parent | d4309408b94eb36fcea040582e8579967cb7878b (diff) | |
download | mandoc-1481c0648531c03ad8b53843797e3c269032f43c.tar.gz mandoc-1481c0648531c03ad8b53843797e3c269032f43c.tar.zst mandoc-1481c0648531c03ad8b53843797e3c269032f43c.zip |
Move handling of the roff(7) .ft request from the man(7)
modules to the new roff(7) modules. As a side effect,
mdoc(7) now handles .ft, too. Of course, do not use that.
Diffstat (limited to 'roff_validate.c')
-rw-r--r-- | roff_validate.c | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/roff_validate.c b/roff_validate.c new file mode 100644 index 00000000..269de1c4 --- /dev/null +++ b/roff_validate.c @@ -0,0 +1,89 @@ +/* $OpenBSD: roff_html.c,v 1.1 2017/05/04 22:07:44 schwarze Exp $ */ +/* + * Copyright (c) 2010, 2017 Ingo Schwarze <schwarze@openbsd.org> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ +#include <sys/types.h> + +#include <assert.h> +#include <stddef.h> + +#include "mandoc.h" +#include "roff.h" +#include "libmandoc.h" +#include "roff_int.h" + +#define ROFF_VALID_ARGS struct roff_man *man, struct roff_node *n + +typedef void (*roff_valid_fp)(ROFF_VALID_ARGS); + +static void roff_valid_ft(ROFF_VALID_ARGS); + +static const roff_valid_fp roff_valids[ROFF_MAX] = { + NULL, /* br */ + roff_valid_ft, /* ft */ +}; + + +void +roff_validate(struct roff_man *man) +{ + struct roff_node *n; + + n = man->last; + assert(n->tok < ROFF_MAX); + if (roff_valids[n->tok] != NULL) + (*roff_valids[n->tok])(man, n); +} + +static void +roff_valid_ft(ROFF_VALID_ARGS) +{ + char *cp; + + if (n->child == NULL) { + man->next = ROFF_NEXT_CHILD; + roff_word_alloc(man, n->line, n->pos, "P"); + man->last = n; + return; + } + + cp = n->child->string; + switch (*cp) { + case '1': + case '2': + case '3': + case '4': + case 'I': + case 'P': + case 'R': + if (cp[1] == '\0') + return; + break; + case 'B': + if (cp[1] == '\0' || (cp[1] == 'I' && cp[2] == '\0')) + return; + break; + case 'C': + if (cp[1] == 'W' && cp[2] == '\0') + return; + break; + default: + break; + } + + mandoc_vmsg(MANDOCERR_FT_BAD, man->parse, + n->line, n->pos, "ft %s", cp); + roff_node_delete(man, n); +} |