0c3983b25a
. add bsd-style MLINKS to minix man set, restoring aliases (e.g. man add64 -> int64) . update daily cron script to run makewhatis and restore makewhatis in man Makefile (makedb), restores functionality of man -k . netbsd imports of man, mdocml, makewhatis, libutil, apropos . update man.conf with manpage locations, restoring man [-s] <section> . throws out some obsolete manpages
93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
/* $Vendor-Id: mdoc_hash.c,v 1.16 2010/06/19 20:46:28 kristaps Exp $ */
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/*
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* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/types.h>
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#include <assert.h>
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#include <ctype.h>
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#include <limits.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "mandoc.h"
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#include "libmdoc.h"
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static u_char table[27 * 12];
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/*
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* XXX - this hash has global scope, so if intended for use as a library
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* with multiple callers, it will need re-invocation protection.
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*/
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void
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mdoc_hash_init(void)
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{
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int i, j, major;
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const char *p;
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memset(table, UCHAR_MAX, sizeof(table));
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for (i = 0; i < (int)MDOC_MAX; i++) {
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p = mdoc_macronames[i];
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if (isalpha((u_char)p[1]))
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major = 12 * (tolower((u_char)p[1]) - 97);
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else
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major = 12 * 26;
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for (j = 0; j < 12; j++)
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if (UCHAR_MAX == table[major + j]) {
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table[major + j] = (u_char)i;
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break;
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}
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assert(j < 12);
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}
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}
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enum mdoct
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mdoc_hash_find(const char *p)
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{
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int major, i, j;
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if (0 == p[0])
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return(MDOC_MAX);
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if ( ! isalpha((u_char)p[0]) && '%' != p[0])
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return(MDOC_MAX);
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if (isalpha((u_char)p[1]))
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major = 12 * (tolower((u_char)p[1]) - 97);
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else if ('1' == p[1])
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major = 12 * 26;
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else
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return(MDOC_MAX);
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if (p[2] && p[3])
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return(MDOC_MAX);
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for (j = 0; j < 12; j++) {
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if (UCHAR_MAX == (i = table[major + j]))
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break;
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if (0 == strcmp(p, mdoc_macronames[i]))
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return((enum mdoct)i);
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}
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return(MDOC_MAX);
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}
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