libnet  latest
A Portable Framework for Low-Level Network Packet Construction
getopt.h
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33 
34 #ifndef __GETOPT_H__
35 #define __GETOPT_H__
36 
37 #ifdef __cplusplus
38 extern "C" {
39 #endif
40 
41 extern int opterr; /* if error message should be printed */
42 extern int optind; /* index into parent argv vector */
43 extern int optopt; /* character checked for validity */
44 extern int optreset; /* reset getopt */
45 extern char *optarg; /* argument associated with option */
46 
47 int getopt (int, char * const *, const char *);
48 
49 #ifdef __cplusplus
50 }
51 #endif
52 
53 #endif /* __GETOPT_H__ */
54 
55 #ifndef __UNISTD_GETOPT__
56 #ifndef __GETOPT_LONG_H__
57 #define __GETOPT_LONG_H__
58 
59 #ifdef __cplusplus
60 extern "C" {
61 #endif
62 
63 struct option {
64  const char *name;
65  int has_arg;
66  int *flag;
67  int val;
68 };
69 
70 int getopt_long (int, char *const *, const char *, const struct option *, int *);
71 #ifndef HAVE_DECL_GETOPT
72 #define HAVE_DECL_GETOPT 1
73 #endif
74 
75 #define no_argument 0
76 #define required_argument 1
77 #define optional_argument 2
78 
79 #ifdef __cplusplus
80 }
81 #endif
82 
83 #endif /* __GETOPT_LONG_H__ */
84 #endif /* __UNISTD_GETOPT__ */
Definition: getopt.h:63