isPlanar.c File Reference

#include <stdbool.h>
#include "c_common/postgres_connection.h"
#include "utils/array.h"
#include "c_common/debug_macro.h"
#include "c_common/e_report.h"
#include "c_common/time_msg.h"
#include "c_common/edges_input.h"
#include "drivers/planar/isPlanar_driver.h"

Include dependency graph for isPlanar.c:

Go to the source code of this file.

Functions
PGDLLEXPORT Datum	_pgr_isplanar (PG_FUNCTION_ARGS)
	PG_FUNCTION_INFO_V1 (_pgr_isplanar)
static bool	process (char *edges_sql)

Function Documentation

_pgr_isplanar()

PGDLLEXPORT Datum _pgr_isplanar

(

PG_FUNCTION_ARGS

)

Definition at line 94 of file isPlanar.c.

                                                  {
        /**********************************************************************/
        /*
        pgr_isPlanar(
            edge_sql TEXT)
        */
        /**********************************************************************/
        PG_RETURN_BOOL(process(text_to_cstring(PG_GETARG_TEXT_P(0))));
        /**********************************************************************/
}

References process().

PG_FUNCTION_INFO_V1()

PG_FUNCTION_INFO_V1

(

_pgr_isplanar

)

process()

static bool process ( char *  edges_sql )

static

Definition at line 46 of file isPlanar.c.

    {
    bool planarity = false;
    pgr_SPI_connect();
 
    pgr_edge_t *edges = NULL;
    size_t total_edges = 0;
 
    pgr_get_edges(edges_sql, &edges, &total_edges);
 
    if (total_edges == 0) {
        pgr_SPI_finish();
        return (false);
    }
 
    clock_t start_t = clock();
    char *log_msg = NULL;
    char *notice_msg = NULL;
    char *err_msg = NULL;
 
 
    planarity = do_pgr_isPlanar(
        edges,
        total_edges,
 
        &log_msg,
        &notice_msg,
        &err_msg);
 
    time_msg(" processing pgr_isPlanar", start_t, clock());
 
    pgr_global_report(log_msg, notice_msg, err_msg);
 
    if (edges)
        pfree(edges);
    if (log_msg)
        pfree(log_msg);
    if (notice_msg)
        pfree(notice_msg);
    if (err_msg)
        pfree(err_msg);
 
    pgr_SPI_finish();
 
    return planarity;
}

References do_pgr_isPlanar(), pgr_get_edges(), pgr_global_report(), pgr_SPI_connect(), pgr_SPI_finish(), and time_msg().

Referenced by _pgr_isplanar().