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/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
#include <stdio.h>
#include <string.h>
#include "cmd_ln.h"
#include "ckd_alloc.h"
const arg_t defs[] = {
{ "-a", ARG_INT32, "42", "This is the first argument." },
{ "-b", ARG_STRING, NULL, "This is the second argument." },
{ "-c", ARG_BOOLEAN, "no", "This is the third argument." },
{ "-d", ARG_FLOAT64, "1e-50", "This is the fourth argument." },
{ "-l", ARG_STRING_LIST, NULL, "This is the fifth argument." },
{ NULL, 0, NULL, NULL }
};
int
main(int argc, char *argv[])
{
cmd_ln_t *config;
config = cmd_ln_parse_r(NULL, defs, argc, argv, TRUE);
if (config == NULL)
return 1;
printf("%d %s %d %f\n",
cmd_ln_int32_r(config, "-a"),
cmd_ln_str_r(config, "-b") ? cmd_ln_str_r(config, "-b") : "(null)",
cmd_ln_boolean_r(config, "-c"),
cmd_ln_float64_r(config, "-d"));
cmd_ln_free_r(config);
config = cmd_ln_init(NULL, NULL, FALSE,
"-b", "foobie", NULL);
if (config == NULL)
return 1;
cmd_ln_free_r(config);
config = cmd_ln_init(NULL, defs, TRUE,
"-b", "foobie", NULL);
if (config == NULL)
return 1;
printf("%d %s %d %f\n",
cmd_ln_int32_r(config, "-a"),
cmd_ln_str_r(config, "-b") ? cmd_ln_str_r(config, "-b") : "(null)",
cmd_ln_boolean_r(config, "-c"),
cmd_ln_float64_r(config, "-d"));
cmd_ln_free_r(config);
config = cmd_ln_init(NULL, NULL, FALSE,
"-b", "foobie", NULL);
if (config == NULL)
return 1;
printf("%s\n",
cmd_ln_str_r(config, "-b") ? cmd_ln_str_r(config, "-b") : "(null)");
cmd_ln_set_str_r(config, "-b", "blatz");
printf("%s\n",
cmd_ln_str_r(config, "-b") ? cmd_ln_str_r(config, "-b") : "(null)");
cmd_ln_free_r(config);
return 0;
}
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