static void
getopts_usage_line( const tr_option * opt,
int longWidth,
int shortWidth,
int argWidth )
{
int len;
const char * longName = opt->longName ? opt->longName : "";
const char * shortName = opt->shortName ? opt->shortName : "";
const char * arg = getArgName( opt );
const int d_indent = shortWidth + longWidth + argWidth + 7;
const int d_width = 80 - d_indent;
const char * d = opt->description;
printf( " %s%-*s %s%-*s %-*s ",
(shortName && *shortName ? "-" : " "), shortWidth, shortName,
(longName && *longName ? "--" : " "), longWidth, longName,
argWidth, arg );
len = get_next_line_len( d, d_width );
printf( "%*.*s\n", len, len, d );
d += len;
while( isspace( *d ) ) ++d;
while(( len = get_next_line_len( d, d_width ))) {
printf( "%*.*s%*.*s\n", d_indent, d_indent, "", len, len, d );
d += len;
while( isspace( *d ) ) ++d;
}
}
static void getopts_usage_line(tr_option const* opt, int longWidth, int shortWidth, int argWidth)
{
int len;
char const* longName = opt->longName != NULL ? opt->longName : "";
char const* shortName = opt->shortName != NULL ? opt->shortName : "";
char const* arg = getArgName(opt);
int const d_indent = shortWidth + longWidth + argWidth + 7;
int const d_width = 80 - d_indent;
char const* d = opt->description;
printf(" %s%-*s %s%-*s %-*s ", (shortName != NULL && *shortName != '\0') ? "-" : " ", shortWidth, shortName,
(longName != NULL && *longName != '\0') ? "--" : " ", longWidth, longName, argWidth, arg);
len = get_next_line_len(d, d_width);
printf("%*.*s\n", len, len, d);
d += len;
while (isspace(*d))
{
++d;
}
while ((len = get_next_line_len(d, d_width)) != 0)
{
printf("%*.*s%*.*s\n", d_indent, d_indent, "", len, len, d);
d += len;
while (isspace(*d))
{
++d;
}
}
}
static void
maxWidth( const struct tr_option * o,
int * longWidth,
int * shortWidth,
int * argWidth )
{
const char * arg;
if( o->longName )
*longWidth = MAX( *longWidth, (int)strlen( o->longName ) );
if( o->shortName )
*shortWidth = MAX( *shortWidth, (int)strlen( o->shortName ) );
if( ( arg = getArgName( o ) ) )
*argWidth = MAX( *argWidth, (int)strlen( arg ) );
}
static void maxWidth(struct tr_option const* o, int* longWidth, int* shortWidth, int* argWidth)
{
char const* arg;
if (o->longName != NULL)
{
*longWidth = MAX(*longWidth, (int)strlen(o->longName));
}
if (o->shortName != NULL)
{
*shortWidth = MAX(*shortWidth, (int)strlen(o->shortName));
}
if ((arg = getArgName(o)) != NULL)
{
*argWidth = MAX(*argWidth, (int)strlen(arg));
}
}