/* this function should be deprecated because it doesnt consider optional argument values (ARG_HASOPTVALUE) */
void arg_print_option (FILE* fp, const char* shortopts, const char* longopts, const char* datatype, const char* suffix) {
char syntax[200] = "";
suffix = suffix ? suffix : "";
/* there is no way of passing the proper optvalue for optional argument values here, so we must ignore it */
arg_cat_optionv (syntax, sizeof (syntax), shortopts, longopts, datatype, 0, "|");
fputs (syntax, fp);
fputs (suffix, fp);
}
void arg_print_glossary (FILE* fp, void** argtable, const char* format) {
struct arg_hdr** table = (struct arg_hdr**) argtable;
int tabindex;
format = format ? format : " %-20s %s\n";
for (tabindex = 0; ! (table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
if (table[tabindex]->glossary) {
char syntax[200] = "";
const char* shortopts = table[tabindex]->shortopts;
const char* longopts = table[tabindex]->longopts;
const char* datatype = table[tabindex]->datatype;
const char* glossary = table[tabindex]->glossary;
arg_cat_optionv (syntax, sizeof (syntax), shortopts, longopts, datatype, table[tabindex]->flag & ARG_HASOPTVALUE, ", ");
fprintf (fp, format, syntax, glossary);
}
}
}
void arg_print_syntaxv (FILE* fp, void** argtable, const char* suffix) {
struct arg_hdr** table = (struct arg_hdr**) argtable;
int i, tabindex;
/* print remaining options in abbreviated style */
for (tabindex = 0; table[tabindex] && ! (table[tabindex]->flag & ARG_TERMINATOR); tabindex++) {
char syntax[200] = "";
const char* shortopts, *longopts, *datatype;
shortopts = table[tabindex]->shortopts;
longopts = table[tabindex]->longopts;
datatype = table[tabindex]->datatype;
arg_cat_optionv (syntax, sizeof (syntax), shortopts, longopts, datatype, table[tabindex]->flag & ARG_HASOPTVALUE, "|");
/* print mandatory options */
for (i = 0; i < table[tabindex]->mincount; i++) {
fprintf (fp, " %s", syntax);
}
/* print optional args enclosed in "[..]" */
switch (table[tabindex]->maxcount - table[tabindex]->mincount) {
case 0:
break;
case 1:
fprintf (fp, " [%s]", syntax);
break;
case 2:
fprintf (fp, " [%s] [%s]", syntax, syntax);
break;
default:
fprintf (fp, " [%s]...", syntax);
break;
}
}
if (suffix) {
fprintf (fp, "%s", suffix);
}
}
/**
* Prints the glossary in strict GNU format.
* Differences to arg_print_glossary() are:
* - wraps lines after 80 chars
* - indents lines without shortops
* - does not accept formatstrings
*
* Contributed by Uli Fouquet
*/
void arg_print_glossary_gnu(FILE *fp, void **argtable )
{
struct arg_hdr **table = (struct arg_hdr**)argtable;
int tabindex;
for(tabindex=0; !(table[tabindex]->flag&ARG_TERMINATOR); tabindex++)
{
if (table[tabindex]->glossary)
{
char syntax[200]="";
const char *shortopts = table[tabindex]->shortopts;
const char *longopts = table[tabindex]->longopts;
const char *datatype = table[tabindex]->datatype;
const char *glossary = table[tabindex]->glossary;
if ( !shortopts && longopts )
{
/* Indent trailing line by 4 spaces... */
memset( syntax, ' ', 4 );
*(syntax+4) = '\0';
}
arg_cat_optionv(syntax,sizeof(syntax),shortopts,longopts,datatype,table[tabindex]->flag&ARG_HASOPTVALUE,", ");
/* If syntax fits not into column, print glossary in new line... */
if ( strlen(syntax) > 25 )
{
fprintf( fp, " %-25s %s\n", syntax, "" );
*syntax = '\0';
}
fprintf( fp, " %-25s ", syntax );
arg_print_formatted( fp, 28, 79, glossary );
}
} /* for each table entry */
fputc( '\n', fp );
}
