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#include "slc.hh"
#include "options.hh"
#include <getopt.h>
history_size = 100;
history_file = (string) getenv("HOME") + "/.slc_history";
/*!
** Print usage on @param out. The program name is @param name.
*/
void Options::usage(const char *name, ostream &out) const {
out << "usage: " << name
<< " [-h|--help] [-l|--login name] [-v|--verbose] server [port]" << std::endl;
out << "-h | --help : Print this help." << std::endl;
out << "-l | --login name : Define login to name." << std::endl;
}
/*!
** Parse argline arguments and fill options accordingly
**
** @param argc argc of your program
** @param argv argv of your program
**
** @return
*/
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Options &Options::load(int argc, char *argv[]) {
struct option lopt[] = {
{"help", 0, 0, 'h'},
{"login", 0, 0, 'l'},
{0, 0, 0, 0},
};
int option;
while ((option = getopt_long(argc, argv, "hl:", lopt, 0)) != -1) {
switch (option) {
case 'h':
usage(*argv, std::cout);
break;
case 'l':
printf("login %s\n", optarg);
login = optarg;
break;
case '?':
usage(*argv, std::cerr);
exit(ERR_USAGE);
}
}
if (argv[optind] == 0) {
usage(*argv, std::cerr);
exit(ERR_USAGE);
}
server = argv[optind++];
if (argv[optind] != 0) {
port = atoi(argv[optind++]);
}
if (argv[optind] != 0) {
usage(*argv, std::cerr);
exit(ERR_USAGE);
}
return *this;
}
Options &Options::loadenv() {
const char *senv;
// Get history path
if ((senv = getenv("SLC_HISTORY_FILE")) != 0 && *senv != 0)
history_file = senv;
// Get history size
if ((senv = getenv("SLC_HISTORY_SIZE")) != 0 && *senv != 0)
history_size = atoi(senv);
// Get log size
if ((senv = getenv("SLC_LOG_SIZE")) != 0 && *senv != 0)
log_size = atoi(senv);