tftpd: switch to getopt_long()

Switch to using getopt_long(); include a version in case the platform
lacks it.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin 2008-07-30 17:16:00 -07:00
parent 77fbfeebee
commit e4d3083006
6 changed files with 253 additions and 45 deletions

23
lib/getopt.h Normal file
View file

@ -0,0 +1,23 @@
#ifndef LIB_GETOPT_H
#define LIB_GETOPT_H
extern char *optarg;
extern int optind, opterr, optopt;
struct option {
const char *name;
int has_arg;
int *flag;
int val;
};
enum {
no_argument = 0,
required_argument = 1,
optional_argument = 2,
};
int getopt_long(int, char *const *, const char *,
const struct option *, int *);
#endif /* LIB_GETOPT_H */