Make the MONEY data type have a thousands separator != decimal symbol,

if the locale has the thousands separator as "".  This now matches the
to_char and psql numericlocale behavior.  (Previously this data type was
basically useless for such setups.)

diff --git a/src/backend/utils/adt/cash.c b/src/backend/utils/adt/cash.c
index ab68486c661751121bced5b4fc4ac75d9f887315..a7c6225f8ab691536a6aff662622e77818cf533e 100644 (file)
--- a/src/backend/utils/adt/cash.c
+++ b/src/backend/utils/adt/cash.c
@@ -13,7 +13,7 @@
  * this version handles 64 bit numbers and so can hold values up to
  * $92,233,720,368,547,758.07.
  *
- * $PostgreSQL: pgsql/src/backend/utils/adt/cash.c,v 1.75 2007/11/23 19:54:39 momjian Exp $
+ * $PostgreSQL: pgsql/src/backend/utils/adt/cash.c,v 1.76 2007/11/24 15:28:02 momjian Exp $
  */
 
 #include "postgres.h"
@@ -148,7 +148,11 @@ cash_in(PG_FUNCTION_ARGS)
                fpoint = 2;                             /* best guess in this case, I think */
 
        dsymbol = ((*lconvert->mon_decimal_point != '\0') ? *lconvert->mon_decimal_point : '.');
-       ssymbol = ((*lconvert->mon_thousands_sep != '\0') ? *lconvert->mon_thousands_sep : ',');
+       if (*lconvert->mon_thousands_sep != '\0')
+               ssymbol = *lconvert->mon_thousands_sep;
+       else
+               /* ssymbol should not equal dsymbol */
+               ssymbol = (dsymbol != ',') ? ',' : '.';
        csymbol = ((*lconvert->currency_symbol != '\0') ? lconvert->currency_symbol : "$");
        psymbol = ((*lconvert->positive_sign != '\0') ? *lconvert->positive_sign : '+');
        nsymbol = ((*lconvert->negative_sign != '\0') ? lconvert->negative_sign : "-");
@@ -293,20 +297,20 @@ cash_out(PG_FUNCTION_ARGS)
        if (mon_group <= 0 || mon_group > 6)
                mon_group = 3;
 
-       ssymbol = ((*lconvert->mon_thousands_sep != '\0') ? *lconvert->mon_thousands_sep : ',');
        convention = lconvert->n_sign_posn;
        dsymbol = ((*lconvert->mon_decimal_point != '\0') ? *lconvert->mon_decimal_point : '.');
+       if (*lconvert->mon_thousands_sep != '\0')
+               ssymbol = *lconvert->mon_thousands_sep;
+       else
+               /* ssymbol should not equal dsymbol */
+               ssymbol = (dsymbol != ',') ? ',' : '.';
        csymbol = ((*lconvert->currency_symbol != '\0') ? lconvert->currency_symbol : "$");
        nsymbol = ((*lconvert->negative_sign != '\0') ? lconvert->negative_sign : "-");
 
        point_pos = LAST_DIGIT - points;
 
-       /* allow more than three decimal points and separate them */
-       if (ssymbol)
-       {
-               point_pos -= (points - 1) / mon_group;
-               ssymbol_position = point_pos % (mon_group + 1);
-       }
+       point_pos -= (points - 1) / mon_group;
+       ssymbol_position = point_pos % (mon_group + 1);
 
        /* we work with positive amounts and add the minus sign at the end */
        if (value < 0)
@@ -333,7 +337,8 @@ cash_out(PG_FUNCTION_ARGS)
        strncpy((buf + count - strlen(csymbol) + 1), csymbol, strlen(csymbol));
        count -= strlen(csymbol) - 1;
 
-       if (buf[LAST_DIGIT] == ',')
+       /* XXX What does this do?  It seems to duplicate the last character. */
+       if (buf[LAST_DIGIT] == ssymbol)
                buf[LAST_DIGIT] = buf[LAST_PAREN];
 
        /* see if we need to signify negative amount */