1/* { dg-do compile } */ 2/* { dg-options "-O2 -mcmodel=large -fno-builtin" } */ 3/* { dg-skip-if "-mcmodel=large -fPIC not currently supported" { aarch64-*-* } { "-fPIC" } { "" } } */ 4 5typedef long unsigned int size_t; 6typedef unsigned short int sa_family_t; 7 8struct sockaddr 9{ 10 sa_family_t sa_family; 11 char sa_data[14]; 12}; 13struct arpreq 14{ 15 int arp_flags; 16 struct sockaddr arp_netmask; 17}; 18typedef struct _IO_FILE FILE; 19extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream); 20extern void *memset (void *s, int c, size_t n); 21extern void *memcpy (void *dest, const void *src, size_t n); 22extern int fprintf (FILE *stream, const char *format, ...); 23extern char * safe_strncpy (char *dst, const char *src, size_t size); 24extern size_t strlen (const char *s); 25extern struct _IO_FILE *stderr; 26extern int optind; 27struct aftype { 28 int (*input) (int type, char *bufp, struct sockaddr *); 29}; 30struct aftype *ap; 31static int arp_set(char **args) 32{ 33 char host[128]; 34 struct arpreq req; 35 struct sockaddr sa; 36 memset((char *) &req, 0, sizeof(req)); 37 if (*args == ((void *)0)) { 38 fprintf(stderr, ("arp: need host name\n")); 39 } 40 safe_strncpy(host, *args++, (sizeof host)); 41 if (ap->input(0, host, &sa) < 0) { 42 } 43 while (*args != ((void *)0)) { 44 if (!__extension__ ({ size_t __s1_len, __s2_len; (__builtin_constant_p (*args) && __builtin_constant_p ("netmask") && (__s1_len = strlen (*args), __s2_len = strlen ("netmask"), (!((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) || __s1_len >= 4) && (!((size_t)(const void *)(("netmask") + 1) - (size_t)(const void *)("netmask") == 1) || __s2_len >= 4)) ? __builtin_strcmp (*args, "netmask") : (__builtin_constant_p (*args) && ((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) && (__s1_len = strlen (*args), __s1_len < 4) ? (__builtin_constant_p ("netmask") && ((size_t)(const void *)(("netmask") + 1) - (size_t)(const void *)("netmask") == 1) ? __builtin_strcmp (*args, "netmask") : (__extension__ ({ __const unsigned char *__s2 = (__const unsigned char *) (__const char *) ("netmask"); register int __result = (((__const unsigned char *) (__const char *) (*args))[0] - __s2[0]); if (__s1_len > 0 && __result == 0) { __result = (((__const unsigned char *) (__const char *) (*args))[1] - __s2[1]); if (__s1_len > 1 && __result == 0) { __result = (((__const unsigned char *) (__const char *) (*args))[2] - __s2[2]); if (__s1_len > 2 && __result == 0) __result = (((__const unsigned char *) (__const char *) (*args))[3] - __s2[3]); } } __result; }))) : (__builtin_constant_p ("netmask") && ((size_t)(const void *)(("netmask") + 1) - (size_t)(const void *)("netmask") == 1) && (__s2_len = strlen ("netmask"), __s2_len < 4) ? (__builtin_constant_p (*args) && ((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) ? __builtin_strcmp (*args, "netmask") : (__extension__ ({ __const unsigned char *__s1 = (__const unsigned char *) (__const char *) (*args); register int __result = __s1[0] - ((__const unsigned char *) (__const char *) ("netmask"))[0]; if (__s2_len > 0 && __result == 0) { __result = (__s1[1] - ((__const unsigned char *) (__const char *) ("netmask"))[1]); if (__s2_len > 1 && __result == 0) { __result = (__s1[2] - ((__const unsigned char *) (__const char *) ("netmask"))[2]); if (__s2_len > 2 && __result == 0) __result = (__s1[3] - ((__const unsigned char *) (__const char *) ("netmask"))[3]); } } __result; }))) : __builtin_strcmp (*args, "netmask")))); })) { 45 if (__extension__ ({ size_t __s1_len, __s2_len; (__builtin_constant_p (*args) && __builtin_constant_p ("255.255.255.255") && (__s1_len = strlen (*args), __s2_len = strlen ("255.255.255.255"), (!((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) || __s1_len >= 4) && (!((size_t)(const void *)(("255.255.255.255") + 1) - (size_t)(const void *)("255.255.255.255") == 1) || __s2_len >= 4)) ? __builtin_strcmp (*args, "255.255.255.255") : (__builtin_constant_p (*args) && ((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) && (__s1_len = strlen (*args), __s1_len < 4) ? (__builtin_constant_p ("255.255.255.255") && ((size_t)(const void *)(("255.255.255.255") + 1) - (size_t)(const void *)("255.255.255.255") == 1) ? __builtin_strcmp (*args, "255.255.255.255") : (__extension__ ({ __const unsigned char *__s2 = (__const unsigned char *) (__const char *) ("255.255.255.255"); register int __result = (((__const unsigned char *) (__const char *) (*args))[0] - __s2[0]); if (__s1_len > 0 && __result == 0) { __result = (((__const unsigned char *) (__const char *) (*args))[1] - __s2[1]); if (__s1_len > 1 && __result == 0) { __result = (((__const unsigned char *) (__const char *) (*args))[2] - __s2[2]); if (__s1_len > 2 && __result == 0) __result = (((__const unsigned char *) (__const char *) (*args))[3] - __s2[3]); } } __result; }))) : (__builtin_constant_p ("255.255.255.255") && ((size_t)(const void *)(("255.255.255.255") + 1) - (size_t)(const void *)("255.255.255.255") == 1) && (__s2_len = strlen ("255.255.255.255"), __s2_len < 4) ? (__builtin_constant_p (*args) && ((size_t)(const void *)((*args) + 1) - (size_t)(const void *)(*args) == 1) ? __builtin_strcmp (*args, "255.255.255.255") : (__extension__ ({ __const unsigned char *__s1 = (__const unsigned char *) (__const char *) (*args); register int __result = __s1[0] - ((__const unsigned char *) (__const char *) ("255.255.255.255"))[0]; if (__s2_len > 0 && __result == 0) { __result = (__s1[1] - ((__const unsigned char *) (__const char *) ("255.255.255.255"))[1]); if (__s2_len > 1 && __result == 0) { __result = (__s1[2] - ((__const unsigned char *) (__const char *) ("255.255.255.255"))[2]); if (__s2_len > 2 && __result == 0) __result = (__s1[3] - ((__const unsigned char *) (__const char *) ("255.255.255.255"))[3]); } } __result; }))) : __builtin_strcmp (*args, "255.255.255.255")))); }) != 0) { 46 memcpy((char *) &req.arp_netmask, (char *) &sa, 47 sizeof(struct sockaddr)); 48 } 49 } 50 } 51} 52static int arp_file(char *name) 53{ 54 char buff[1024]; 55 char *sp, *args[32]; 56 int linenr, argc; 57 FILE *fp; 58 while (fgets(buff, sizeof(buff), fp) != (char *) ((void *)0)) { 59 if (arp_set(args) != 0) 60 fprintf(stderr, ("arp: cannot set entry on line %u on line %u of etherfile %s !\n"), 61 linenr, name); 62 } 63} 64int main(int argc, char **argv) 65{ 66 int i, lop, what; 67 switch (what) { 68 case 0: 69 what = arp_file(argv[optind] ? argv[optind] : "/etc/ethers"); 70 } 71} 72