version 1.18, 2011/07/24 18:15:14 |
version 1.27, 2016/07/15 18:03:45 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv> |
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* Copyright (c) 2015 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
*/ |
*/ |
#ifdef HAVE_CONFIG_H |
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#include "config.h" |
#include "config.h" |
#endif |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <stdio.h> |
#include <stdio.h> |
#include <string.h> |
#include <string.h> |
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#include "mdoc.h" |
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#include "mandoc.h" |
#include "mandoc.h" |
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#include "roff.h" |
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#include "mdoc.h" |
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#include "libmandoc.h" |
#include "libmdoc.h" |
#include "libmdoc.h" |
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static unsigned char table[27 * 12]; |
static unsigned 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 |
void |
mdoc_hash_init(void) |
mdoc_hash_init(void) |
{ |
{ |
int i, j, major; |
int i, j, major; |
const char *p; |
const char *p; |
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if (*table != '\0') |
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return; |
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memset(table, UCHAR_MAX, sizeof(table)); |
memset(table, UCHAR_MAX, sizeof(table)); |
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for (i = 0; i < (int)MDOC_MAX; i++) { |
for (i = 0; i < (int)MDOC_MAX; i++) { |
Line 63 mdoc_hash_init(void) |
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Line 64 mdoc_hash_init(void) |
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} |
} |
} |
} |
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enum mdoct |
int |
mdoc_hash_find(const char *p) |
mdoc_hash_find(const char *p) |
{ |
{ |
int major, i, j; |
int major, i, j; |
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if (0 == p[0]) |
if (0 == p[0]) |
return(MDOC_MAX); |
return TOKEN_NONE; |
if ( ! isalpha((unsigned char)p[0]) && '%' != p[0]) |
if ( ! isalpha((unsigned char)p[0]) && '%' != p[0]) |
return(MDOC_MAX); |
return TOKEN_NONE; |
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if (isalpha((unsigned char)p[1])) |
if (isalpha((unsigned char)p[1])) |
major = 12 * (tolower((unsigned char)p[1]) - 97); |
major = 12 * (tolower((unsigned char)p[1]) - 97); |
else if ('1' == p[1]) |
else if ('1' == p[1]) |
major = 12 * 26; |
major = 12 * 26; |
else |
else |
return(MDOC_MAX); |
return TOKEN_NONE; |
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if (p[2] && p[3]) |
if (p[2] && p[3]) |
return(MDOC_MAX); |
return TOKEN_NONE; |
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for (j = 0; j < 12; j++) { |
for (j = 0; j < 12; j++) { |
if (UCHAR_MAX == (i = table[major + j])) |
if (UCHAR_MAX == (i = table[major + j])) |
break; |
break; |
if (0 == strcmp(p, mdoc_macronames[i])) |
if (0 == strcmp(p, mdoc_macronames[i])) |
return((enum mdoct)i); |
return i; |
} |
} |
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return(MDOC_MAX); |
return TOKEN_NONE; |
} |
} |