diff options
Diffstat (limited to 'mandoc.c')
| -rw-r--r-- | mandoc.c | 97 |
1 files changed, 55 insertions, 42 deletions
@@ -1,4 +1,4 @@ -/* $Id: mandoc.c,v 1.111 2018/12/15 19:30:26 schwarze Exp $ */ +/* $Id: mandoc.c,v 1.112 2018/12/16 00:17:02 schwarze Exp $ */ /* * Copyright (c) 2008-2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv> * Copyright (c) 2011-2015, 2017, 2018 Ingo Schwarze <schwarze@openbsd.org> @@ -38,6 +38,59 @@ static char *time2a(time_t); enum mandoc_esc +mandoc_font(const char *cp, int sz) +{ + switch (sz) { + case 0: + return ESCAPE_FONTPREV; + case 1: + switch (cp[0]) { + case 'B': + case '3': + return ESCAPE_FONTBOLD; + case 'I': + case '2': + return ESCAPE_FONTITALIC; + case 'P': + return ESCAPE_FONTPREV; + case 'R': + case '1': + return ESCAPE_FONTROMAN; + case '4': + return ESCAPE_FONTBI; + default: + return ESCAPE_ERROR; + } + case 2: + switch (cp[0]) { + case 'B': + switch (cp[1]) { + case 'I': + return ESCAPE_FONTBI; + default: + return ESCAPE_ERROR; + } + case 'C': + switch (cp[1]) { + case 'B': + return ESCAPE_FONTBOLD; + case 'I': + return ESCAPE_FONTITALIC; + case 'R': + case 'W': + return ESCAPE_FONTCW; + default: + return ESCAPE_ERROR; + } + default: + return ESCAPE_ERROR; + } + default: + return ESCAPE_ERROR; + } +} + +enum mandoc_esc mandoc_escape(const char **end, const char **start, int *sz) { const char *local_start; @@ -367,47 +420,7 @@ mandoc_escape(const char **end, const char **start, int *sz) switch (gly) { case ESCAPE_FONT: - if (*sz == 2) { - if (**start == 'C') { - if ((*start)[1] == 'W' || - (*start)[1] == 'R') { - gly = ESCAPE_FONTCW; - break; - } - /* - * Treat other constant-width font modes - * just like regular font modes. - */ - (*start)++; - (*sz)--; - } else { - if ((*start)[0] == 'B' && (*start)[1] == 'I') - gly = ESCAPE_FONTBI; - break; - } - } else if (*sz != 1) { - if (*sz == 0) - gly = ESCAPE_FONTPREV; - break; - } - - switch (**start) { - case '3': - case 'B': - gly = ESCAPE_FONTBOLD; - break; - case '2': - case 'I': - gly = ESCAPE_FONTITALIC; - break; - case 'P': - gly = ESCAPE_FONTPREV; - break; - case '1': - case 'R': - gly = ESCAPE_FONTROMAN; - break; - } + gly = mandoc_font(*start, *sz); break; case ESCAPE_SPECIAL: if (**start == 'c') { |