mirror of
https://git.postgresql.org/git/postgresql.git
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278bd0cc22
which is neither needed by nor related to that header. Remove the bogus inclusion and instead include the header in those C files that actually need it. Also fix unnecessary inclusions and bad inclusion order in tsearch2 files.
182 lines
3.2 KiB
C
182 lines
3.2 KiB
C
/*
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* ISpell interface
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* Teodor Sigaev <teodor@sigaev.ru>
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*/
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#include "postgres.h"
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#include <ctype.h>
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#include "dict.h"
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#include "common.h"
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#define SYNBUFLEN 4096
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typedef struct
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{
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char *in;
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char *out;
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} Syn;
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typedef struct
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{
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int len;
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Syn *syn;
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} DictSyn;
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PG_FUNCTION_INFO_V1(syn_init);
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Datum syn_init(PG_FUNCTION_ARGS);
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PG_FUNCTION_INFO_V1(syn_lexize);
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Datum syn_lexize(PG_FUNCTION_ARGS);
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static char *
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findwrd(char *in, char **end)
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{
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char *start;
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*end = NULL;
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while (*in && isspace((unsigned char) *in))
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in++;
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if (!in)
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return NULL;
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start = in;
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while (*in && !isspace((unsigned char) *in))
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in++;
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*end = in;
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return start;
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}
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static int
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compareSyn(const void *a, const void *b)
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{
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return strcmp(((Syn *) a)->in, ((Syn *) b)->in);
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}
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Datum
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syn_init(PG_FUNCTION_ARGS)
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{
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text *in;
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DictSyn *d;
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int cur = 0;
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FILE *fin;
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char *filename;
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char buf[SYNBUFLEN];
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char *starti,
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*starto,
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*end = NULL;
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int slen;
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if (PG_ARGISNULL(0) || PG_GETARG_POINTER(0) == NULL)
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ereport(ERROR,
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(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
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errmsg("NULL config")));
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in = PG_GETARG_TEXT_P(0);
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if (VARSIZE(in) - VARHDRSZ == 0)
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ereport(ERROR,
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(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
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errmsg("VOID config")));
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filename = text2char(in);
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PG_FREE_IF_COPY(in, 0);
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if ((fin = fopen(filename, "r")) == NULL)
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ereport(ERROR,
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(errcode_for_file_access(),
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errmsg("could not open file \"%s\": %m",
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filename)));
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d = (DictSyn *) malloc(sizeof(DictSyn));
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if (!d)
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{
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fclose(fin);
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ereport(ERROR,
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(errcode(ERRCODE_OUT_OF_MEMORY),
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errmsg("out of memory")));
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}
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memset(d, 0, sizeof(DictSyn));
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while (fgets(buf, SYNBUFLEN, fin))
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{
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slen = strlen(buf) - 1;
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buf[slen] = '\0';
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if (*buf == '\0')
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continue;
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if (cur == d->len)
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{
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d->len = (d->len) ? 2 * d->len : 16;
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d->syn = (Syn *) realloc(d->syn, sizeof(Syn) * d->len);
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if (!d->syn)
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{
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fclose(fin);
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ereport(ERROR,
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(errcode(ERRCODE_OUT_OF_MEMORY),
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errmsg("out of memory")));
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}
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}
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starti = findwrd(buf, &end);
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if (!starti)
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continue;
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*end = '\0';
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if (end >= buf + slen)
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continue;
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starto = findwrd(end + 1, &end);
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if (!starto)
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continue;
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*end = '\0';
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d->syn[cur].in = strdup(lowerstr(starti));
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d->syn[cur].out = strdup(lowerstr(starto));
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if (!(d->syn[cur].in && d->syn[cur].out))
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{
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fclose(fin);
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ereport(ERROR,
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(errcode(ERRCODE_OUT_OF_MEMORY),
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errmsg("out of memory")));
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}
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cur++;
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}
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fclose(fin);
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d->len = cur;
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if (cur > 1)
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qsort(d->syn, d->len, sizeof(Syn), compareSyn);
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pfree(filename);
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PG_RETURN_POINTER(d);
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}
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Datum
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syn_lexize(PG_FUNCTION_ARGS)
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{
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DictSyn *d = (DictSyn *) PG_GETARG_POINTER(0);
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char *in = (char *) PG_GETARG_POINTER(1);
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Syn key,
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*found;
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TSLexeme *res = NULL;
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if (!PG_GETARG_INT32(2))
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PG_RETURN_POINTER(NULL);
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key.out = NULL;
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key.in = lowerstr(pnstrdup(in, PG_GETARG_INT32(2)));
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found = (Syn *) bsearch(&key, d->syn, d->len, sizeof(Syn), compareSyn);
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pfree(key.in);
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if (!found)
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PG_RETURN_POINTER(NULL);
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res = palloc(sizeof(TSLexeme) * 2);
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memset(res,0,sizeof(TSLexeme) * 2);
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res[0].lexeme = pstrdup(found->out);
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PG_RETURN_POINTER(res);
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}
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