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File: [cvsweb.bsd.lv] / mandoc / mandoc.c (download)
Revision 1.3, Fri Jul 24 20:22:24 2009 UTC (15 years, 2 months ago) by kristaps
Added `sp' support to libman. Added `\c' to known escapes (only used in man, but still). |
/* $Id: mandoc.c,v 1.3 2009/07/24 20:22:24 kristaps Exp $ */ /* * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se> * * 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 <ctype.h> #include <stdlib.h> #include "libmandoc.h" int mandoc_special(const char *p) { int c; if ('\\' != *p++) return(0); switch (*p) { case ('\\'): /* FALLTHROUGH */ case ('\''): /* FALLTHROUGH */ case ('`'): /* FALLTHROUGH */ case ('q'): /* FALLTHROUGH */ case ('-'): /* FALLTHROUGH */ case ('~'): /* FALLTHROUGH */ case ('^'): /* FALLTHROUGH */ case ('%'): /* FALLTHROUGH */ case ('0'): /* FALLTHROUGH */ case (' '): /* FALLTHROUGH */ case ('|'): /* FALLTHROUGH */ case ('&'): /* FALLTHROUGH */ case ('.'): /* FALLTHROUGH */ case (':'): /* FALLTHROUGH */ case ('c'): return(2); case ('e'): return(2); case ('f'): if (0 == *++p || ! isgraph((u_char)*p)) return(0); return(3); case ('*'): if (0 == *++p || ! isgraph((u_char)*p)) return(0); switch (*p) { case ('('): if (0 == *++p || ! isgraph((u_char)*p)) return(0); return(4); case ('['): for (c = 3, p++; *p && ']' != *p; p++, c++) if ( ! isgraph((u_char)*p)) break; return(*p == ']' ? c : 0); default: break; } return(3); case ('('): if (0 == *++p || ! isgraph((u_char)*p)) return(0); if (0 == *++p || ! isgraph((u_char)*p)) return(0); return(4); case ('['): break; default: return(0); } for (c = 3, p++; *p && ']' != *p; p++, c++) if ( ! isgraph((u_char)*p)) break; return(*p == ']' ? c : 0); }