double optionDouble(char *name, double defaultVal)
/* Return double value or default value if not set */
{
char *s = optGet(name);
char *valEnd;
double val;
if (s == NULL)
return defaultVal;
val = strtod(s, &valEnd);
if ((*s == '\0') || (*valEnd != '\0'))
errAbort("value of -%s is not a valid double: \"%s\"", name, s);
return val;
}
float optionFloat(char *name, float defaultVal)
/* Return floating point value or default value if not set. */
{
char *s = optGet(name);
char *valEnd;
float val;
if (s == NULL)
return defaultVal;
val = strtod(s, &valEnd);
if ((*s == '\0') || (*valEnd != '\0'))
errAbort("value of -%s is not a valid float: \"%s\"", name, s);
return val;
}
long long optionLongLong(char *name, long long defaultVal)
/* Return long long value of named option, or default value
* if not set. */
{
char *s = optGet(name);
char *valEnd;
long long val;
if (s == NULL)
return defaultVal;
if (sameString(s,"on"))
return defaultVal;
val = strtoll(s, &valEnd, 10);
if ((*s == '\0') || (*valEnd != '\0'))
errAbort("value of -%s is not a valid long long: \"%s\"", name, s);
return val;
}
int optionInt(char *name, int defaultVal)
/* Return integer value of named option, or default value
* if not set. */
{
char *s = optGet(name);
char *valEnd;
int val;
if (s == NULL)
return defaultVal;
if (sameString(s,"on"))
return defaultVal;
val = strtol(s, &valEnd, 10);
if ((*s == '\0') || (*valEnd != '\0'))
errAbort("value of -%s is not a valid integer: \"%s\"", name, s);
return val;
}
char *optionVal(char *name, char *defaultVal)
/* Return named option if in options hash, otherwise default. */
{
char *ret;
/* if a optionSpec was used, make sure this option is not a multi option */
if(optionSpecification != NULL) {
struct optionSpec *spec = matchingOption(name, optionSpecification);
if(spec != NULL && (spec->flags & OPTION_MULTI))
errAbort("ERROR: optionVal cannot be used to get the value of an OPTION_MULTI");
}
ret = optGet(name);
if (ret == NULL)
ret = defaultVal;
return ret;
}
int optionInt(char *name, int defaultVal)
/* Return integer value of named option, or default value
* if not set. */
{
char *s = optGet(name);
char *valEnd;
long lval;
if (s == NULL)
return defaultVal;
if (sameString(s,"on"))
return defaultVal;
lval = strtol(s, &valEnd, 10); // use strtol since strtoi does not exist
if ((*s == '\0') || (*valEnd != '\0'))
errAbort("value of -%s is not a valid integer: \"%s\"", name, s);
if (lval > INT_MAX)
errAbort("value of -%s is is too large: %ld, integer maximum is %d", name, lval, INT_MAX);
if (lval < INT_MIN)
errAbort("value of -%s is is too small: %ld, integer minimum is %d", name, lval, INT_MIN);
return lval;
}
void optExitOnInvalid()
{
const char *val = optGet("help", 'h', 0, 0, "", "");
if(val[0] != '\0' || g_opts.isInvalid)
{
int i;
printf("Usage: %s [options]\r\n\r\nOptions:\r\n", g_opts.argv[0]);
for(i = 0; i < g_opts.nCount; i++){
OptCmdOptions *opt = &g_opts.opts[i];
char *arg, *must;
arg = (opt->has_argument) ? "argument" : "";
must = (opt->is_mandated) ? "MUST" : "";
if(opt->short_name != 0)
printf(" -%c, --%s %s\t%s\t%s\r\n", opt->short_name, opt->long_name, arg, must, opt->description);
else
printf(" --%s %s\t%s\t%s\r\n", opt->long_name, arg, must, opt->description);
}
if(g_opts.isInvalid)
printf("\r\n\r\nError: Some mandated option(s) are not set");
exit(0);
}
optFreeOptions();
}
void optionMustExist(char *name)
/* Abort if option has not been set. */
{
if (optGet(name) == NULL)
errAbort("Missing required command line flag %s", name);
}
boolean optionExists(char *name)
/* Return TRUE if option has been set. */
{
return optGet(name) != NULL;
}