version 1.37, 2014/06/20 02:24:40 |
version 1.38, 2014/07/12 14:00:25 |
Line 64 extern const char *const mansearch_keynames[]; |
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Line 64 extern const char *const mansearch_keynames[]; |
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} while (0) |
} while (0) |
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struct expr { |
struct expr { |
uint64_t bits; /* type-mask */ |
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const char *substr; /* to search for, if applicable */ |
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regex_t regexp; /* compiled regexp, if applicable */ |
regex_t regexp; /* compiled regexp, if applicable */ |
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const char *substr; /* to search for, if applicable */ |
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struct expr *next; /* next in sequence */ |
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uint64_t bits; /* type-mask */ |
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int equal; /* equality, not subsring match */ |
int open; /* opening parentheses before */ |
int open; /* opening parentheses before */ |
int and; /* logical AND before */ |
int and; /* logical AND before */ |
int close; /* closing parentheses after */ |
int close; /* closing parentheses after */ |
struct expr *next; /* next in sequence */ |
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}; |
}; |
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struct match { |
struct match { |
Line 561 sql_statement(const struct expr *e) |
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Line 562 sql_statement(const struct expr *e) |
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? (NULL == e->substr |
? (NULL == e->substr |
? "pageid IN (SELECT pageid FROM names " |
? "pageid IN (SELECT pageid FROM names " |
"WHERE name REGEXP ?)" |
"WHERE name REGEXP ?)" |
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: e->equal |
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? "pageid IN (SELECT pageid FROM names " |
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"WHERE name = ?)" |
: "pageid IN (SELECT pageid FROM names " |
: "pageid IN (SELECT pageid FROM names " |
"WHERE name MATCH ?)") |
"WHERE name MATCH ?)") |
: (NULL == e->substr |
: (NULL == e->substr |
Line 702 exprterm(const struct mansearch *search, char *buf, in |
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Line 706 exprterm(const struct mansearch *search, char *buf, in |
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{ |
{ |
char errbuf[BUFSIZ]; |
char errbuf[BUFSIZ]; |
struct expr *e; |
struct expr *e; |
char *key, *v; |
char *key, *val; |
uint64_t iterbit; |
uint64_t iterbit; |
int i, irc; |
int i, irc; |
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Line 711 exprterm(const struct mansearch *search, char *buf, in |
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Line 715 exprterm(const struct mansearch *search, char *buf, in |
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e = mandoc_calloc(1, sizeof(struct expr)); |
e = mandoc_calloc(1, sizeof(struct expr)); |
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/*"whatis" mode uses an opaque string and default fields. */ |
if (MANSEARCH_MAN & search->flags) { |
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if (MANSEARCH_WHATIS & search->flags) { |
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e->substr = buf; |
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e->bits = search->deftype; |
e->bits = search->deftype; |
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e->substr = buf; |
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e->equal = 1; |
return(e); |
return(e); |
} |
} |
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/* |
/* |
* If no =~ is specified, search with equality over names and |
* Look for an '=' or '~' operator, |
* descriptions. |
* unless forced to some fixed macro keys. |
* If =~ begins the phrase, use name and description fields. |
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*/ |
*/ |
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if (NULL == (v = strpbrk(buf, "=~"))) { |
if (MANSEARCH_WHATIS & search->flags) |
e->substr = buf; |
val = NULL; |
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else |
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val = strpbrk(buf, "=~"); |
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if (NULL == val) { |
e->bits = search->deftype; |
e->bits = search->deftype; |
return(e); |
e->substr = buf; |
} else if (v == buf) |
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e->bits = search->deftype; |
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if ('~' == *v++) { |
/* |
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* Found an operator. |
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* Regexp search is requested by !e->substr. |
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*/ |
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} else { |
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if (val == buf) |
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e->bits = search->deftype; |
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if ('=' == *val) |
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e->substr = val + 1; |
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*val++ = '\0'; |
if (NULL != strstr(buf, "arch")) |
if (NULL != strstr(buf, "arch")) |
cs = 0; |
cs = 0; |
if (0 != (irc = regcomp(&e->regexp, v, |
} |
REG_EXTENDED | REG_NOSUB | (cs ? 0 : REG_ICASE)))) { |
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/* Compile regular expressions. */ |
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if (MANSEARCH_WHATIS & search->flags) { |
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e->substr = NULL; |
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mandoc_asprintf(&val, "[[:<:]]%s[[:>:]]", buf); |
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} |
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if (NULL == e->substr) { |
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irc = regcomp(&e->regexp, val, |
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REG_EXTENDED | REG_NOSUB | (cs ? 0 : REG_ICASE)); |
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if (MANSEARCH_WHATIS & search->flags) |
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free(val); |
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if (irc) { |
regerror(irc, &e->regexp, errbuf, sizeof(errbuf)); |
regerror(irc, &e->regexp, errbuf, sizeof(errbuf)); |
fprintf(stderr, "regcomp: %s\n", errbuf); |
fprintf(stderr, "regcomp: %s\n", errbuf); |
free(e); |
free(e); |
return(NULL); |
return(NULL); |
} |
} |
} else |
} |
e->substr = v; |
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v[-1] = '\0'; |
if (e->bits) |
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return(e); |
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/* |
/* |
* Parse out all possible fields. |
* Parse out all possible fields. |