pgtypeslib-num_test.c File Reference

#include <ecpglib.h>
#include <ecpgerrno.h>
#include <sqlca.h>
#include <stdio.h>
#include <stdlib.h>
#include <pgtypes_numeric.h>
#include <decimal.h>

Include dependency graph for pgtypeslib-num_test.c:

Go to the source code of this file.

Macros
#define	ECPGdebug(X, Y)   ECPGdebug((X)+100,(Y))

Functions
static void	print_double (double x)
int	main (void)

Macro Definition Documentation

ECPGdebug

#define ECPGdebug	(		X,
			Y
	)		ECPGdebug((X)+100,(Y))

Definition at line 7 of file pgtypeslib-num_test.c.

Function Documentation

main()

int main

(

void

)

Definition at line 63 of file pgtypeslib-num_test.c.

{
    char *text="error\n";
    numeric *value1, *value2, *res;
    /* exec sql begin declare section */
         
        /* = {0, 0, 0, 0, 0, NULL, NULL} ; */
    
#line 17 "num_test.pgc"
 numeric * des ;
/* exec sql end declare section */
#line 19 "num_test.pgc"
 
    double d;
    long l1, l2;
    int i, min, max;
 
    ECPGdebug(1, stderr);
    /* exec sql whenever sqlerror  do sqlprint ( ) ; */
#line 25 "num_test.pgc"
 
 
    { ECPGconnect(__LINE__, 0, "ecpg1_regression" , NULL, NULL , NULL, 0); 
#line 27 "num_test.pgc"
 
if (sqlca.sqlcode < 0) sqlprint ( );}
#line 27 "num_test.pgc"
 
 
    { ECPGsetcommit(__LINE__, "off", NULL);
#line 29 "num_test.pgc"
 
if (sqlca.sqlcode < 0) sqlprint ( );}
#line 29 "num_test.pgc"
 
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "create table test ( text char ( 5 ) , num numeric ( 14 , 7 ) )", ECPGt_EOIT, ECPGt_EORT);
#line 30 "num_test.pgc"
 
if (sqlca.sqlcode < 0) sqlprint ( );}
#line 30 "num_test.pgc"
 
 
    value1 = PGTYPESnumeric_new();
    PGTYPESnumeric_from_int(1407, value1);
    text = PGTYPESnumeric_to_asc(value1, -1);
    printf("from int = %s\n", text);
    PGTYPESchar_free(text);
    PGTYPESnumeric_free(value1);
 
    value1 = PGTYPESnumeric_from_asc("2369.7", NULL);
    value2 = PGTYPESnumeric_from_asc("10.0", NULL);
    res = PGTYPESnumeric_new();
    PGTYPESnumeric_add(value1, value2, res);
    text = PGTYPESnumeric_to_asc(res, -1);
    printf("add = %s\n", text);
    PGTYPESchar_free(text);
 
    PGTYPESnumeric_sub(res, value2, res);
    text = PGTYPESnumeric_to_asc(res, -1);
    printf("sub = %s\n", text);
    PGTYPESchar_free(text);
    PGTYPESnumeric_free(value2);
 
    des = PGTYPESnumeric_new();
    PGTYPESnumeric_copy(res, des);
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into test ( text , num ) values ( 'test' , $1  )", 
    ECPGt_numeric,&(des),(long)1,(long)0,sizeof(numeric), 
    ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EOIT, ECPGt_EORT);
#line 55 "num_test.pgc"
 
if (sqlca.sqlcode < 0) sqlprint ( );}
#line 55 "num_test.pgc"
 
 
    value2 = PGTYPESnumeric_from_asc("2369.7", NULL);
    PGTYPESnumeric_mul(value1, value2, res);
    PGTYPESnumeric_free(value2);
 
    { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "select num from test where text = 'test'", ECPGt_EOIT, 
    ECPGt_numeric,&(des),(long)1,(long)0,sizeof(numeric), 
    ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);
#line 61 "num_test.pgc"
 
if (sqlca.sqlcode < 0) sqlprint ( );}
#line 61 "num_test.pgc"
 
 
    PGTYPESnumeric_mul(res, des, res);
    text = PGTYPESnumeric_to_asc(res, -1);
    printf("mul = %s\n", text);
    PGTYPESchar_free(text);
    PGTYPESnumeric_free(des);
 
    value2 = PGTYPESnumeric_from_asc("10000", NULL);
    PGTYPESnumeric_div(res, value2, res);
    text = PGTYPESnumeric_to_asc(res, -1);
    PGTYPESnumeric_to_double(res, &d);
    printf("div = %s ", text);
    print_double(d);
    printf("\n");
 
    PGTYPESnumeric_free(value1);
    PGTYPESnumeric_free(value2);
 
    value1 = PGTYPESnumeric_from_asc("2E7", NULL);
    value2 = PGTYPESnumeric_from_asc("14", NULL);
    i = PGTYPESnumeric_to_long(value1, &l1) | PGTYPESnumeric_to_long(value2, &l2);
    printf("to long(%d) = %ld %ld\n", i, l1, l2);
 
    PGTYPESchar_free(text);
    PGTYPESnumeric_free(value1);
    PGTYPESnumeric_free(value2);
    PGTYPESnumeric_free(res);
 
    /* check conversion of numeric to int */
    value1 = PGTYPESnumeric_from_asc("-2147483648", NULL);
    PGTYPESnumeric_to_int(value1, &min);
    printf("min int = %d\n", min);
    PGTYPESnumeric_free(value1);
 
    value2 = PGTYPESnumeric_from_asc("2147483647", NULL);
    PGTYPESnumeric_to_int(value2, &max);
    printf("max int = %d\n", max);
    PGTYPESnumeric_free(value2);
 
    { ECPGtrans(__LINE__, NULL, "rollback");
#line 101 "num_test.pgc"
 
if (sqlca.sqlcode < 0) sqlprint ( );}
#line 101 "num_test.pgc"
 
    { ECPGdisconnect(__LINE__, "CURRENT");
#line 102 "num_test.pgc"
 
if (sqlca.sqlcode < 0) sqlprint ( );}
#line 102 "num_test.pgc"
 
 
    return 0;
}

References ECPGconnect(), ECPGdebug, ECPGdisconnect(), ECPGdo(), ECPGsetcommit(), ECPGst_normal, ECPGt_EOIT, ECPGt_EORT, ECPGt_NO_INDICATOR, ECPGt_numeric, ECPGtrans(), i, PGTYPESchar_free(), PGTYPESnumeric_add(), PGTYPESnumeric_copy(), PGTYPESnumeric_div(), PGTYPESnumeric_free(), PGTYPESnumeric_from_asc(), PGTYPESnumeric_from_int(), PGTYPESnumeric_mul(), PGTYPESnumeric_new(), PGTYPESnumeric_sub(), PGTYPESnumeric_to_asc(), PGTYPESnumeric_to_double(), PGTYPESnumeric_to_int(), PGTYPESnumeric_to_long(), print_double(), printf, sqlca, and sqlprint().

print_double()

static void print_double ( double  x )

static

Definition at line 33 of file pgtypeslib-num_test.c.

{
#ifdef WIN32
    /* Change Windows' 3-digit exponents to look like everyone else's */
    char        convert[128];
    int         vallen;
 
    sprintf(convert, "%g", x);
    vallen = strlen(convert);
 
    if (vallen >= 6 &&
        convert[vallen - 5] == 'e' &&
        convert[vallen - 3] == '0')
    {
        convert[vallen - 3] = convert[vallen - 2];
        convert[vallen - 2] = convert[vallen - 1];
        convert[vallen - 1] = '\0';
    }
 
    printf("%s", convert);
#else
    printf("%g", x);
#endif
}

References convert(), printf, sprintf, and x.

Referenced by main().