Advanced Programming in the UNIX® Environment

ptg10805159

Appendix A Function Prototypes 883

int setregid(gid_trgid,gid_tegid);

<unistd.h> p. 257

Returns: 0 if OK,−1 on error

int setreuid(uid_truid,uid_teuid);

<unistd.h> p. 257

Returns: 0 if OK,−1 on error

int setrlimit(intresource,const struct rlimit *rlptr);

<sys/resource.h> p. 220

resource:RLIMIT_CORE, RLIMIT_CPU,

RLIMIT_DATA, RLIMIT_FSIZE,

RLIMIT_NOFILE, RLIMIT_STACK,

RLIMIT_AS(FreeBSD 8.0, Linux 3.2.0,

Solaris 10),

RLIMIT_MEMLOCK(FreeBSD 8.0, Linux 3.2.0,

Mac OS X 10.6.8),

RLIMIT_MSGQUEUE(Linux 3.2.0),

RLIMIT_NICE(Linux 3.2.0),

RLIMIT_NPROC(FreeBSD 8.0, Linux 3.2.0,

Mac OS X 10.6.8),

RLIMIT_NPTS(FreeBSD 8.0),

RLIMIT_RSS(FreeBSD 8.0, Linux 3.2.0,

Mac OS X 10.6.8),

RLIMIT_SBSIZE(FreeBSD 8.0),

RLIMIT_SIGPENDING(Linux 3.2.0),

RLIMIT_SWAP(FreeBSD 8.0),

RLIMIT_VMEM(Solaris 10)

Returns: 0 if OK,−1 on error

void setservent(intstayopen);

<netdb.h> p. 599

pid_t setsid(void);

<unistd.h> p. 295

Returns: process group ID if OK,−1 on error

int setsockopt(intsockfd,intlevel,intoption,const void *val,

socklen_tlen);

<sys/socket.h> p. 624

Returns: 0 if OK,−1 on error

void setspent(void);

<shadow.h> p. 182

Platforms: Linux 3.2.0, Solaris 10

int setuid(uid_tuid);

<unistd.h> p. 256

Returns: 0 if OK,−1 on error