diff options
Diffstat (limited to 'html.c')
| -rw-r--r-- | html.c | 81 |
1 files changed, 57 insertions, 24 deletions
@@ -1,7 +1,7 @@ /* $Id$ */ /* * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> - * Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org> + * Copyright (c) 2011, 2012 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 @@ -262,8 +262,8 @@ print_metaf(struct html *h, enum mandoc_esc deco) int html_strlen(const char *cp) { - int ssz, sz; - const char *seq, *p; + size_t rsz; + int skip, sz; /* * Account for escaped sequences within string length @@ -274,10 +274,21 @@ html_strlen(const char *cp) */ sz = 0; - while (NULL != (p = strchr(cp, '\\'))) { - sz += (int)(p - cp); - ++cp; - switch (mandoc_escape(&cp, &seq, &ssz)) { + skip = 0; + while (1) { + rsz = strcspn(cp, "\\"); + if (rsz) { + cp += rsz; + if (skip) { + skip = 0; + rsz--; + } + sz += rsz; + } + if ('\0' == *cp) + break; + cp++; + switch (mandoc_escape(&cp, NULL, NULL)) { case (ESCAPE_ERROR): return(sz); case (ESCAPE_UNICODE): @@ -285,15 +296,19 @@ html_strlen(const char *cp) case (ESCAPE_NUMBERED): /* FALLTHROUGH */ case (ESCAPE_SPECIAL): - sz++; + if (skip) + skip = 0; + else + sz++; + break; + case (ESCAPE_SKIPCHAR): + skip = 1; break; default: break; } } - - assert(sz >= 0); - return(sz + strlen(cp)); + return(sz); } static int @@ -308,6 +323,12 @@ print_encode(struct html *h, const char *p, int norecurse) nospace = 0; while ('\0' != *p) { + if (HTML_SKIPCHAR & h->flags && '\\' != *p) { + h->flags &= ~HTML_SKIPCHAR; + p++; + continue; + } + sz = strcspn(p, rejs); fwrite(p, 1, sz, stdout); @@ -338,6 +359,31 @@ print_encode(struct html *h, const char *p, int norecurse) break; switch (esc) { + case (ESCAPE_FONT): + /* FALLTHROUGH */ + case (ESCAPE_FONTPREV): + /* FALLTHROUGH */ + case (ESCAPE_FONTBOLD): + /* FALLTHROUGH */ + case (ESCAPE_FONTITALIC): + /* FALLTHROUGH */ + case (ESCAPE_FONTROMAN): + if (0 == norecurse) + print_metaf(h, esc); + continue; + case (ESCAPE_SKIPCHAR): + h->flags |= HTML_SKIPCHAR; + continue; + default: + break; + } + + if (h->flags & HTML_SKIPCHAR) { + h->flags &= ~HTML_SKIPCHAR; + continue; + } + + switch (esc) { case (ESCAPE_UNICODE): /* Skip passed "u" header. */ c = mchars_num2uc(seq + 1, len - 1); @@ -356,19 +402,6 @@ print_encode(struct html *h, const char *p, int norecurse) else if (-1 == c && 1 == len) putchar((int)*seq); break; - case (ESCAPE_FONT): - /* FALLTHROUGH */ - case (ESCAPE_FONTPREV): - /* FALLTHROUGH */ - case (ESCAPE_FONTBOLD): - /* FALLTHROUGH */ - case (ESCAPE_FONTITALIC): - /* FALLTHROUGH */ - case (ESCAPE_FONTROMAN): - if (norecurse) - break; - print_metaf(h, esc); - break; case (ESCAPE_NOSPACE): if ('\0' == *p) nospace = 1; |