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Use a proper union in struct config_item.

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This allows me to use different types for the mutable, dynamically
allocated string value in a C_STRING control and the fixed constant
list of option names in a C_CHOICES.
This commit is contained in:
Simon Tatham
2017-10-01 13:38:35 +01:00
parent eeb2db283d
commit de67801b0f
51 changed files with 528 additions and 643 deletions
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12
dominosa.c
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@ -169,18 +169,14 @@ static config_item *game_configure(const game_params *params)
ret[0].name = "Maximum number on dominoes";
ret[0].type = C_STRING;
sprintf(buf, "%d", params->n);
ret[0].sval = dupstr(buf);
ret[0].ival = 0;
ret[0].u.string.sval = dupstr(buf);
ret[1].name = "Ensure unique solution";
ret[1].type = C_BOOLEAN;
ret[1].sval = NULL;
ret[1].ival = params->unique;
ret[1].u.boolean.bval = params->unique;
ret[2].name = NULL;
ret[2].type = C_END;
ret[2].sval = NULL;
ret[2].ival = 0;
return ret;
}
@ -189,8 +185,8 @@ static game_params *custom_params(const config_item *cfg)
{
game_params *ret = snew(game_params);
ret->n = atoi(cfg[0].sval);
ret->unique = cfg[1].ival;
ret->n = atoi(cfg[0].u.string.sval);
ret->unique = cfg[1].u.boolean.bval;
return ret;
}