Advanced Programming in the UNIX® Environment

ptg10805159

Appendix A Function Prototypes 881

ssize_t send(intsockfd,const void *buf,size_tnbytes,intflags);

<sys/socket.h> p. 610

flags:MSG_EOR, MSG_OOB, MSG_NOSIGNAL

MSG_CONFIRM(Linux 3.2.0),

MSG_DONTROUTE(FreeBSD 8.0, Linux 3.2.0,

Mac OS X 10.6.8, Solaris 10),

MSG_DONTWAIT(FreeBSD 8.0, Linux 3.2.0,

Mac OS X 10.6.8, Solaris 10),

MSG_EOF(FreeBSD 8.0, Mac OS X 10.6.8),

MSG_MORE(Linux 3.2.0)

Returns: number of bytes sent if OK,−1 on error

ssize_t sendmsg(intsockfd,const struct msghdr *msg,intflags);

<sys/socket.h> p. 611

flags:MSG_EOR, MSG_OOB, MSG_NOSIGNAL

MSG_CONFIRM(Linux 3.2.0),

MSG_DONTROUTE(FreeBSD 8.0, Linux 3.2.0,

Mac OS X 10.6.8, Solaris 10),

MSG_DONTWAIT(FreeBSD 8.0, Linux 3.2.0,

Mac OS X 10.6.8, Solaris 10),

MSG_EOF(FreeBSD 8.0, Mac OS X 10.6.8),

MSG_MORE(Linux 3.2.0)

Returns: number of bytes sent if OK,−1 on error

ssize_t sendto(intsockfd,const void *buf,size_tnbytes,intflags,

const struct sockaddr *destaddr,socklen_tdestlen);

<sys/socket.h> p. 610

flags:MSG_EOR, MSG_OOB, MSG_NOSIGNAL

MSG_CONFIRM(Linux 3.2.0),

MSG_DONTROUTE(FreeBSD 8.0, Linux 3.2.0,

Mac OS X 10.6.8, Solaris 10),

MSG_DONTWAIT(FreeBSD 8.0, Linux 3.2.0,

Mac OS X 10.6.8, Solaris 10),

MSG_EOF(FreeBSD 8.0, Mac OS X 10.6.8),

MSG_MORE(Linux 3.2.0)

Returns: number of bytes sent if OK,−1 on error

void setbuf(FILE *restrictfp,char *restrictbuf);

<stdio.h> p. 146

int setegid(gid_tgid);

<unistd.h> p. 258

Returns: 0 if OK,−1 on error

int setenv(const char *name,const char *value,intrewrite);

<stdlib.h> p. 212

Returns: 0 if OK,−1 on error