diff options
Diffstat (limited to 'usr.bin/mandoc/eqn_html.c')
| -rw-r--r-- | usr.bin/mandoc/eqn_html.c | 54 |
1 files changed, 50 insertions, 4 deletions
diff --git a/usr.bin/mandoc/eqn_html.c b/usr.bin/mandoc/eqn_html.c index 4b29457047c..7ac73b44be1 100644 --- a/usr.bin/mandoc/eqn_html.c +++ b/usr.bin/mandoc/eqn_html.c @@ -1,4 +1,4 @@ -/* $OpenBSD: eqn_html.c,v 1.8 2017/06/20 17:24:09 schwarze Exp $ */ +/* $OpenBSD: eqn_html.c,v 1.9 2017/06/23 02:31:39 schwarze Exp $ */ /* * Copyright (c) 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2017 Ingo Schwarze <schwarze@openbsd.org> @@ -18,6 +18,7 @@ #include <sys/types.h> #include <assert.h> +#include <ctype.h> #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -31,7 +32,10 @@ eqn_box(struct html *p, const struct eqn_box *bp) { struct tag *post, *row, *cell, *t; const struct eqn_box *child, *parent; + const unsigned char *cp; size_t i, j, rows; + enum htmltag tag; + enum eqn_fontt font; if (NULL == bp) return; @@ -134,9 +138,51 @@ eqn_box(struct html *p, const struct eqn_box *bp) print_otag(p, TAG_MTD, ""); } - if (NULL != bp->text) { - assert(NULL == post); - post = print_otag(p, TAG_MI, ""); + if (bp->text != NULL) { + assert(post == NULL); + tag = TAG_MI; + cp = (unsigned char *)bp->text; + if (isdigit(cp[0]) || (cp[0] == '.' && isdigit(cp[1]))) { + tag = TAG_MN; + while (*++cp != '\0') { + if (*cp != '.' && !isdigit(*cp)) { + tag = TAG_MI; + break; + } + } + } else if (*cp != '\0' && isalpha(*cp) == 0) { + tag = TAG_MO; + while (*++cp != '\0') { + if (isalnum(*cp)) { + tag = TAG_MI; + break; + } + } + } + font = bp->font; + if (bp->text[0] != '\0' && + (((tag == TAG_MN || tag == TAG_MO) && + font == EQNFONT_ROMAN) || + (tag == TAG_MI && font == (bp->text[1] == '\0' ? + EQNFONT_ITALIC : EQNFONT_ROMAN)))) + font = EQNFONT_NONE; + switch (font) { + case EQNFONT_NONE: + post = print_otag(p, tag, ""); + break; + case EQNFONT_ROMAN: + post = print_otag(p, tag, "?", "fontstyle", "normal"); + break; + case EQNFONT_BOLD: + case EQNFONT_FAT: + post = print_otag(p, tag, "?", "fontweight", "bold"); + break; + case EQNFONT_ITALIC: + post = print_otag(p, tag, "?", "fontstyle", "italic"); + break; + default: + abort(); + } print_text(p, bp->text); } else if (NULL == post) { if (NULL != bp->left || NULL != bp->right) |