mirror of
https://git.postgresql.org/git/postgresql.git
synced 2024-11-27 07:21:09 +08:00
22505f4703
It required some changes in lexize algorithm, but interface with dictionaries stays compatible with old dictionaries. Funded by Georgia Public Library Service and LibLime, Inc.
187 lines
3.4 KiB
C
187 lines
3.4 KiB
C
#include "postgres.h"
|
|
|
|
#include "postgres.h"
|
|
#include "fmgr.h"
|
|
#include "catalog/pg_proc.h"
|
|
#include "catalog/pg_namespace.h"
|
|
#include "utils/syscache.h"
|
|
#include "miscadmin.h"
|
|
|
|
#include "ts_cfg.h"
|
|
#include "dict.h"
|
|
#include "wparser.h"
|
|
#include "snmap.h"
|
|
#include "common.h"
|
|
#include "tsvector.h"
|
|
|
|
|
|
|
|
#include "common.h"
|
|
#include "wparser.h"
|
|
#include "ts_cfg.h"
|
|
#include "dict.h"
|
|
|
|
|
|
Oid TSNSP_FunctionOid = InvalidOid;
|
|
|
|
|
|
text *
|
|
char2text(char *in)
|
|
{
|
|
return charl2text(in, strlen(in));
|
|
}
|
|
|
|
text *
|
|
charl2text(char *in, int len)
|
|
{
|
|
text *out = (text *) palloc(len + VARHDRSZ);
|
|
|
|
memcpy(VARDATA(out), in, len);
|
|
VARATT_SIZEP(out) = len + VARHDRSZ;
|
|
return out;
|
|
}
|
|
|
|
char
|
|
*
|
|
text2char(text *in)
|
|
{
|
|
char *out = palloc(VARSIZE(in));
|
|
|
|
memcpy(out, VARDATA(in), VARSIZE(in) - VARHDRSZ);
|
|
out[VARSIZE(in) - VARHDRSZ] = '\0';
|
|
return out;
|
|
}
|
|
|
|
char
|
|
*
|
|
pnstrdup(char *in, int len)
|
|
{
|
|
char *out = palloc(len + 1);
|
|
|
|
memcpy(out, in, len);
|
|
out[len] = '\0';
|
|
return out;
|
|
}
|
|
|
|
text
|
|
*
|
|
ptextdup(text *in)
|
|
{
|
|
text *out = (text *) palloc(VARSIZE(in));
|
|
|
|
memcpy(out, in, VARSIZE(in));
|
|
return out;
|
|
}
|
|
|
|
text
|
|
*
|
|
mtextdup(text *in)
|
|
{
|
|
text *out = (text *) malloc(VARSIZE(in));
|
|
|
|
if (!out)
|
|
ts_error(ERROR, "No memory");
|
|
memcpy(out, in, VARSIZE(in));
|
|
return out;
|
|
}
|
|
|
|
void
|
|
ts_error(int state, const char *format,...)
|
|
{
|
|
va_list args;
|
|
int tlen = 128,
|
|
len = 0;
|
|
char *buf;
|
|
|
|
reset_cfg();
|
|
reset_dict();
|
|
reset_prs();
|
|
|
|
va_start(args, format);
|
|
buf = palloc(tlen);
|
|
len = vsnprintf(buf, tlen - 1, format, args);
|
|
if (len >= tlen)
|
|
{
|
|
tlen = len + 1;
|
|
buf = repalloc(buf, tlen);
|
|
vsnprintf(buf, tlen - 1, format, args);
|
|
}
|
|
va_end(args);
|
|
|
|
/* ?? internal error ?? */
|
|
elog(state, "%s", buf);
|
|
pfree(buf);
|
|
}
|
|
|
|
int
|
|
text_cmp(text *a, text *b)
|
|
{
|
|
if (VARSIZE(a) == VARSIZE(b))
|
|
return strncmp(VARDATA(a), VARDATA(b), VARSIZE(a) - VARHDRSZ);
|
|
return (int) VARSIZE(a) - (int) VARSIZE(b);
|
|
|
|
}
|
|
|
|
char *
|
|
get_namespace(Oid funcoid)
|
|
{
|
|
HeapTuple tuple;
|
|
Form_pg_proc proc;
|
|
Form_pg_namespace nsp;
|
|
Oid nspoid;
|
|
char *txt;
|
|
|
|
tuple = SearchSysCache(PROCOID, ObjectIdGetDatum(funcoid), 0, 0, 0);
|
|
if (!HeapTupleIsValid(tuple))
|
|
elog(ERROR, "cache lookup failed for proc oid %u", funcoid);
|
|
proc = (Form_pg_proc) GETSTRUCT(tuple);
|
|
nspoid = proc->pronamespace;
|
|
ReleaseSysCache(tuple);
|
|
|
|
tuple = SearchSysCache(NAMESPACEOID, ObjectIdGetDatum(nspoid), 0, 0, 0);
|
|
if (!HeapTupleIsValid(tuple))
|
|
elog(ERROR, "cache lookup failed for namespace oid %u", nspoid);
|
|
nsp = (Form_pg_namespace) GETSTRUCT(tuple);
|
|
txt = pstrdup(NameStr((nsp->nspname)));
|
|
ReleaseSysCache(tuple);
|
|
|
|
return txt;
|
|
}
|
|
|
|
Oid
|
|
get_oidnamespace(Oid funcoid)
|
|
{
|
|
HeapTuple tuple;
|
|
Form_pg_proc proc;
|
|
Oid nspoid;
|
|
|
|
tuple = SearchSysCache(PROCOID, ObjectIdGetDatum(funcoid), 0, 0, 0);
|
|
if (!HeapTupleIsValid(tuple))
|
|
elog(ERROR, "cache lookup failed for proc oid %u", funcoid);
|
|
proc = (Form_pg_proc) GETSTRUCT(tuple);
|
|
nspoid = proc->pronamespace;
|
|
ReleaseSysCache(tuple);
|
|
|
|
return nspoid;
|
|
}
|
|
|
|
/* if path is relative, take it as relative to share dir */
|
|
char *
|
|
to_absfilename(char *filename) {
|
|
if (!is_absolute_path(filename)) {
|
|
char sharepath[MAXPGPATH];
|
|
char *absfn;
|
|
#ifdef WIN32
|
|
char delim = '\\';
|
|
#else
|
|
char delim = '/';
|
|
#endif
|
|
get_share_path(my_exec_path, sharepath);
|
|
absfn = palloc(strlen(sharepath) + strlen(filename) + 2);
|
|
sprintf(absfn, "%s%c%s", sharepath, delim, filename);
|
|
filename = absfn;
|
|
}
|
|
|
|
return filename;
|
|
}
|