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51 lines
962 B
C
51 lines
962 B
C
/*@group*/
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#include <unistd.h>
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#include <stdio.h>
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int
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main (int argc, char **argv)
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{
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int aflag = 0;
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int bflag = 0;
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char *cvalue = NULL;
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int index;
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int c;
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opterr = 0;
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/*@end group*/
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/*@group*/
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while ((c = getopt (argc, argv, "abc:")) != -1)
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switch (c)
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{
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case 'a':
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aflag = 1;
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break;
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case 'b':
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bflag = 1;
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break;
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case 'c':
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cvalue = optarg;
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break;
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case '?':
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if (isprint (optopt))
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fprintf (stderr, "Unknown option `-%c'.\n", optopt);
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else
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fprintf (stderr,
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"Unknown option character `\\x%x'.\n",
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optopt);
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return 1;
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default:
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abort ();
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}
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/*@end group*/
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/*@group*/
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printf ("aflag = %d, bflag = %d, cvalue = %s\n", aflag, bflag, cvalue);
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for (index = optind; index < argc; index++)
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printf ("Non-option argument %s\n", argv[index]);
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return 0;
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}
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/*@end group*/
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