PostGIS  2.5.0dev-r@@SVN_REVISION@@
lwgeom_geos_relatematch.c
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24 
25 
26 #include "postgres.h"
27 #include "fmgr.h"
28 #include "funcapi.h"
29 #include "utils/builtins.h"
30 
31 #include "../postgis_config.h"
32 #include "lwgeom_geos.h"
33 #include "lwgeom_pg.h"
34 
35 #include <string.h>
36 #include <assert.h>
37 
38 /* #define POSTGIS_DEBUG_LEVEL 4 */
39 
40 Datum ST_RelateMatch(PG_FUNCTION_ARGS);
42 Datum ST_RelateMatch(PG_FUNCTION_ARGS)
43 {
44  char *mat, *pat;
45  text *mat_text, *pat_text;
46  int result;
47 
48  /* Read the arguments */
49  mat_text = (PG_GETARG_TEXT_P(0));
50  pat_text = (PG_GETARG_TEXT_P(1));
51 
52  /* Convert from text to cstring */
53  mat = text_to_cstring(mat_text);
54  pat = text_to_cstring(pat_text);
55 
56  initGEOS(lwpgnotice, lwgeom_geos_error);
57 
58  result = GEOSRelatePatternMatch(mat, pat);
59  if (result == 2)
60  {
61  lwfree(mat); lwfree(pat);
62  lwpgerror("GEOSRelatePatternMatch: %s", lwgeom_geos_errmsg);
63  PG_RETURN_NULL();
64  }
65 
66  lwfree(mat); lwfree(pat);
67  PG_RETURN_BOOL(result);
68 }
69 
char * text_to_cstring(const text *textptr)
void lwfree(void *mem)
Definition: lwutil.c:244
char lwgeom_geos_errmsg[LWGEOM_GEOS_ERRMSG_MAXSIZE]
PG_FUNCTION_INFO_V1(ST_RelateMatch)
void lwgeom_geos_error(const char *fmt,...)
Datum ST_RelateMatch(PG_FUNCTION_ARGS)