x86_64-linux-gnu-gcc -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -Wall -Wdate-time -D_FORTIFY_SOURCE=2 -Wl,-z,relro-Wl,-z,now -DLINUX -DTELNET -DGAPING_SECURITY_HOLE -DIP_TOS -DDEBIAN_VERSION=\"1.10-48\" -DLINUX -o nc netcat.c
netcat.c:33:33: warning: "/*" within comment [-Wcomment]
33 | /* #undef _POSIX_SOURCE /* might need this for something? */
|
netcat.c:36:33: warning: "/*" within comment [-Wcomment]
36 | /* #define ANAL /* if you want case-sensitive DNS matching */
|
netcat.c:62:33: warning: "/*" within comment [-Wcomment]
62 | /* #define POSIX_SETJMP /* If you want timeouts to work under the */
|
netcat.c:609:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
609 | doexec (fd)
| ^~~~~~
netcat.c: In function ‘dolisten’:
netcat.c:877:46: warning: pointer targets in passing argument 3 of ‘getsockname’ differ in signedness [-Wpointer-sign]
877 | rr = getsockname (nnetfd, (SA *) lclend, &x);
| ^~
| |
| int *
In file included from netcat.c:73: /usr/include/x86_64-linux-gnu/sys/socket.h:117:47: note: expected ‘socklen_t * restrict’ {aka ‘unsigned int * restrict’} but argument is of type ‘int *’
117 | socklen_t *__restrict __len) __THROW;
| ~~~~~~~~~~~~~~~~~~~~~~^~~~~
netcat.c:904:63: warning: pointer targets in passing argument 6 of ‘recvfrom’ differ in signedness [-Wpointer-sign]
904 | (nnetfd, bigbuf_net, BIGSIZ, MSG_PEEK, (SA *) remend, &x);
| ^~
| |
| int * In file included from /usr/include/x86_64-linux-gnu/sys/socket.h:343: /usr/include/x86_64-linux-gnu/bits/socket2.h:62:56: note: expected ‘socklen_t * restrict’ {aka ‘unsigned int * restrict’} but argument is of type ‘int *’
62 | __SOCKADDR_ARG __addr, socklen_t *__restrict __addr_len)
| ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~ netcat.c:929:40: warning: pointer targets in passing argument 3 of ‘accept’ differ in signedness [-Wpointer-sign]
929 | rr = accept (nnetfd, (SA *)remend, &x);
| ^~
| |
| int * /usr/include/x86_64-linux-gnu/sys/socket.h:307:42: note: expected ‘socklen_t * restrict’ {aka ‘unsigned int * restrict’} but argument is of type ‘int *’
307 | socklen_t *__restrict __addr_len);
| ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
netcat.c:956:60: warning: pointer targets in passing argument 5 of ‘getsockopt’ differ in signedness [-Wpointer-sign]
956 | rr = getsockopt (nnetfd, IPPROTO_IP, IP_OPTIONS, optbuf, &x);
| ^~
| |
| int * /usr/include/x86_64-linux-gnu/sys/socket.h:257:46: note: expected ‘socklen_t * restrict’ {aka ‘unsigned int * restrict’} but argument is of type ‘int *’
257 | socklen_t *__restrict __optlen) __THROW;
| ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~ netcat.c:983:44: warning: pointer targets in passing argument 3 of ‘getsockname’ differ in signedness [-Wpointer-sign]
983 | rr = getsockname (nnetfd, (SA *) lclend, &x);
| ^~
| |
| int * /usr/include/x86_64-linux-gnu/sys/socket.h:117:47: note: expected ‘socklen_t * restrict’ {aka ‘unsigned int * restrict’} but argument is of type ‘int *’
117 | socklen_t *__restrict __len) __THROW;
| ~~~~~~~~~~~~~~~~~~~~~~^~~~~
netcat.c: At top level:
netcat.c:1032:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
1032 | udptest (fd, where)
| ^~~~~~~
netcat.c: In function ‘oprint’:
netcat.c:1127:14: warning: pointer targets in passing argument 1 of ‘sprintf’ differ in signedness [-Wpointer-sign]
1127 | sprintf (&stage[2], "%8.8x ", obc); /* xxx: still slow? */
| ^~~~~~~~~
| |
| unsigned char *
In file included from /usr/include/features.h:490,
from /usr/include/x86_64-linux-gnu/bits/libc-header-start.h:33,
from /usr/include/stdlib.h:26,
from netcat.c:39: /usr/include/x86_64-linux-gnu/bits/stdio2.h:28:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
28 | __NTH (sprintf (char *__restrict __s, const char *__restrict __fmt, ...))
| ^~~~~
netcat.c: In function ‘unescape’:
netcat.c:1409:10: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
1409 | while (next = strstr (next+1, "\\-")) {
| ^~~~
netcat.c:1412:10: warning: operation on ‘p’ may be undefined [-Wsequence-point]
1412 | *(p++) = *(p+1);
| ~~^~~
netcat.c: At top level:
netcat.c:1421:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
1421 | main (argc, argv)
| ^~~~
netcat.c: In function ‘main’:
netcat.c:1557:9: error: implicit declaration of function ‘helpme’ [-Werror=implicit-function-declaration]
1557 | helpme(); /* exits by itself */
| ^~~~~~
netcat.c:1637:12: error: implicit declaration of function ‘time’ [-Werror=implicit-function-declaration]
1637 | SRAND (time (0));
| ^~~~
netcat.c:87:1: note: ‘time’ is defined in header ‘<time.h>’; did you forget to ‘#include <time.h>’?
86 | #include <unistd.h>
+++ |+#include <time.h>
87 | #endif
netcat.c:1648:17: warning: pointer targets in passing argument 1 of ‘open’ differ in signedness [-Wpointer-sign]
1648 | ofd = open (stage, O_WRONLY | O_CREAT | O_TRUNC, 0664);
| ^~~~~
| |
| unsigned char *
In file included from /usr/include/fcntl.h:342,
from netcat.c:83: /usr/include/x86_64-linux-gnu/bits/fcntl2.h:41:19: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
41 | open (const char *__path, int __oflag, ...)
| ~~~~~~~~~~~~^~~~~~
netcat.c:1662:15: warning: the comparison will always evaluate as ‘true’ for the address of ‘iaddrs’ will never be NULL [-Waddress]
1662 | if (whereto && whereto->iaddrs)
| ^~
netcat.c:109:18: note: ‘iaddrs’ declared here
109 | struct in_addr iaddrs[8]; /* real addresses: in_addr.s_addr: ulong */
| ^~~~~~
netcat.c: At top level:
netcat.c:1801:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
1801 | helpme()
| ^~~~~~
netcat.c: In function ‘doexec’:
netcat.c:632:1: warning: control reaches end of non-void function [-Wreturn-type]
632 | } /* doexec */
| ^
netcat.c: In function ‘atelnet’:
netcat.c:1189:14: warning: ignoring return value of ‘write’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
1189 | (void) write (netfd, obuf, 3);
| ^~~~~~~~~~~~~~~~~~~~~~
netcat.c: In function ‘readwrite’:
netcat.c:1362:7: warning: ignoring return value of ‘write’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
1362 | write (fd, "\r\n", 2); /* \r\n */
| ^~~~~~~~~~~~~~~~~~~~~
netcat.c: In function ‘helpme’:
netcat.c:1848:1: warning: control reaches end of non-void function [-Wreturn-type]
1848 | } /* helpme */
| ^
netcat.c: In function ‘comparehosts’:
netcat.c:337:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
337 | int comparehosts (poop, hp)
| ^~~~~~~~~~~~
netcat.c:337:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:337:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:337:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c: In function ‘gethostpoop’:
netcat.c:362:8: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
362 | HINF * gethostpoop (name, numeric)
| ^~~~~~~~~~~
netcat.c:362:8: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:362:8: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
In file included from /usr/include/string.h:535,
from netcat.c:80:
In function ‘strncpy’,
inlined from ‘gethostpoop’ at netcat.c:430:5: /usr/include/x86_64-linux-gnu/bits/string_fortified.h:95:10: warning: ‘__builtin_strncpy’ writing 192 bytes into a region of size 24 overflows the destination [-Wstringop-overflow=]
95 | return __builtin___strncpy_chk (__dest, __src, __len,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
96 | __glibc_objsize (__dest));
| ~~~~~~~~~~~~~~~~~~~~~~~~~
netcat.c: In function ‘gethostpoop’:
netcat.c:108:8: note: destination object ‘addrs’ of size 24
108 | char addrs[8][24]; /* ascii-format IP addresses */
| ^~~~~
netcat.c: In function ‘getportpoop’:
netcat.c:511:7: warning: ‘__builtin_strncpy’ specified bound 64 equals destination size [-Wstringop-truncation]
511 | strncpy (portpoop->name, servent->s_name, sizeof (portpoop->name));
| ^
netcat.c:492:7: warning: ‘__builtin_strncpy’ specified bound 64 equals destination size [-Wstringop-truncation]
492 | strncpy (portpoop->name, servent->s_name, sizeof (portpoop->name));
| ^
netcat.c:463:8: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
463 | USHORT getportpoop (pstring, pnum)
| ^~~~~~~~~~~
netcat.c:463:8: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:463:8: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:463:8: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c: In function ‘doconnect’:
netcat.c:642:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
642 | int doconnect (rad, rp, lad, lp)
| ^~~~~~~~~
netcat.c:642:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:642:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c: In function ‘dolisten’:
netcat.c:839:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
839 | int dolisten (rad, rp, lad, lp)
| ^~~~~~~~
netcat.c:839:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:839:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c: In function ‘udptest’:
netcat.c:1032:1: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
1032 | udptest (fd, where)
| ^~~~~~~
netcat.c:1032:1: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1032:1: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1032:1: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1032:1: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c: In function ‘readwrite’:
netcat.c:1202:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
1202 | int readwrite (fd)
| ^~~~~~~~~
netcat.c:1202:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p2’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p3’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p4’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p5’ may be used uninitialized [-Wmaybe-uninitialized]
netcat.c:1202:5: warning: ‘p6’ may be used uninitialized [-Wmaybe-uninitialized]
cc1: some warnings being treated as errors
make[3]: *** [Makefile:31: nc] Error 1
tag -1 patchBug #1066721 [src:netcat] netcat: FTBFS: netcat.c:1557:9: error: implicit declaration of function ‘helpme’ [-Werror=implicit-function-declaration]
Sysop: | Keyop |
---|---|
Location: | Huddersfield, West Yorkshire, UK |
Users: | 297 |
Nodes: | 16 (2 / 14) |
Uptime: | 01:03:46 |
Calls: | 6,666 |
Calls today: | 4 |
Files: | 12,212 |
Messages: | 5,335,472 |