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