83 lines
2.2 KiB
C
83 lines
2.2 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include "popt.h"
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void option_callback(poptContext con, const struct poptOption * opt,
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char * arg, void * data) {
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fprintf(stdout, "callback: %c %s %s ", opt->val, (char *) data, arg);
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}
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int main(int argc, char ** argv) {
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int rc;
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int arg1 = 0;
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char * arg2 = "(none)";
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poptContext optCon;
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char ** rest;
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int arg3 = 0;
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int inc = 0;
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int help = 0;
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int usage = 0;
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struct poptOption callbackArgs[] = {
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{ NULL, '\0', POPT_ARG_CALLBACK, option_callback, 0, "sampledata" },
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{ "cb", 'c', POPT_ARG_STRING, NULL, 'c', "Test argument callbacks" },
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{ "long", '\0', 0, NULL, 'l', "Unused option for help testing" },
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{ NULL, '\0', 0, NULL, 0 }
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};
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struct poptOption moreArgs[] = {
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{ "inc", 'i', 0, &inc, 0, "An included argument" },
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{ NULL, '\0', 0, NULL, 0 }
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};
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struct poptOption options[] = {
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{ "arg1", '\0', 0, &arg1, 0, "First argument with a really long"
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" description. After all, we have to test argument help"
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" wrapping somehow, right?", NULL },
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{ "arg2", '2', POPT_ARG_STRING, &arg2, 0, "Another argument", "ARG" },
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{ "arg3", '3', POPT_ARG_INT, &arg3, 0, "A third argument", "ANARG" },
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{ "unused", '\0', POPT_ARG_STRING, NULL, 0,
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"Unused option for help testing", "UNUSED" },
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{ NULL, '\0', POPT_ARG_INCLUDE_TABLE, &moreArgs, 0, NULL },
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{ NULL, '\0', POPT_ARG_INCLUDE_TABLE, &callbackArgs, 0, "Callback arguments" },
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POPT_AUTOHELP
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{ NULL, '\0', 0, NULL, 0 }
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};
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optCon = poptGetContext("test1", argc, argv, options, 0);
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poptReadConfigFile(optCon, "./test-poptrc");
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if ((rc = poptGetNextOpt(optCon)) < -1) {
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fprintf(stderr, "test1: bad argument %s: %s\n",
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poptBadOption(optCon, POPT_BADOPTION_NOALIAS),
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poptStrerror(rc));
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return 2;
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}
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if (help) {
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poptPrintHelp(optCon, stdout, 0);
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return 0;
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} if (usage) {
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poptPrintUsage(optCon, stdout, 0);
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return 0;
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}
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fprintf(stdout, "arg1: %d arg2: %s", arg1, arg2);
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if (arg3)
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fprintf(stdout, " arg3: %d", arg3);
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if (inc)
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fprintf(stdout, " inc: %d", inc);
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rest = poptGetArgs(optCon);
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if (rest) {
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fprintf(stdout, " rest:");
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while (*rest) {
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fprintf(stdout, " %s", *rest);
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rest++;
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}
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}
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fprintf(stdout, "\n");
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return 0;
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}
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