generic-library/ssh2
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examples on Windows: check for WSAStartup return code

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Fixes VS2012 code analysis warning C6031:
return value ignored: <function> could return unexpected value
This commit is contained in:
Marc Hoersken 2014-12-14 23:51:00 +01:00
parent 19f1402f1d
commit aedfba25b8
22 changed files with 138 additions and 22 deletions
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7
example/direct_tcpip.c
View File

@ -65,8 +65,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
char sockopt;
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#else
int sockopt;
#endif

7
example/scp.c
View File

@ -47,8 +47,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/scp_nonblock.c
View File

@ -97,8 +97,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/scp_write.c
View File

@ -51,8 +51,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/scp_write_nonblock.c
View File

@ -90,8 +90,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/sftp.c
View File

@ -106,8 +106,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/sftp_RW_nonblock.c
View File

@ -93,8 +93,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
rc = libssh2_init (0);

7
example/sftp_append.c
View File

@ -55,8 +55,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/sftp_mkdir.c
View File

@ -48,8 +48,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/sftp_mkdir_nonblock.c
View File

@ -48,8 +48,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/sftp_nonblock.c
View File

@ -97,8 +97,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/sftp_write.c
View File

@ -54,8 +54,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/sftp_write_nonblock.c
View File

@ -94,8 +94,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/sftp_write_sliding.c
View File

@ -94,8 +94,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/sftpdir.c
View File

@ -90,8 +90,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

7
example/sftpdir_nonblock.c
View File

@ -68,8 +68,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

8
example/ssh2.c
View File

@ -72,10 +72,16 @@ int main(int argc, char *argv[])
char *userauthlist;
LIBSSH2_SESSION *session;
LIBSSH2_CHANNEL *channel;
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

8
example/ssh2_agent.c
View File

@ -49,10 +49,16 @@ int main(int argc, char *argv[])
LIBSSH2_CHANNEL *channel;
LIBSSH2_AGENT *agent = NULL;
struct libssh2_agent_publickey *identity, *prev_identity = NULL;
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1) {

9
example/ssh2_echo.c
View File

@ -91,8 +91,15 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
WSAStartup(MAKEWORD(2,0), &wsadata);
int err;
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1)
/* must be ip address only */
hostname = argv[1];

9
example/ssh2_exec.c
View File

@ -92,8 +92,15 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
WSAStartup(MAKEWORD(2,0), &wsadata);
int err;
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1)
/* must be ip address only */
hostname = argv[1];

7
example/subsystem_netconf.c
View File

@ -113,8 +113,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1)

7
example/tcpip-forward.c
View File

@ -64,8 +64,13 @@ int main(int argc, char *argv[])
#ifdef WIN32
WSADATA wsadata;
int err;
WSAStartup(MAKEWORD(2,0), &wsadata);
err = WSAStartup(MAKEWORD(2,0), &wsadata);
if (err != 0) {
fprintf(stderr, "WSAStartup failed with error: %d\n", err);
return 1;
}
#endif
if (argc > 1)