Add changes which were in this form in the original patch by
	Eric Norum <eric.norum@usask.ca>.
	* include/rpc/rpc.h: Remove svc_fdset, rpc_createerr, svc_pollfd, and
	svc_max_pollfd.
	* sunrpc/rpc/rpc.h: Declare __rpc_thread_svc_fdset,
	__rpc_thread_createerr, __rpc_thread_svc_pollfd, and
	__rpc_thread_svc_max_pollfd.
	Define svc_fdset, get_rpc_createerr, svc_pollfd, and
	svc_max_pollfd.
	* sunrpc/rpc_thread.c: Handle first thread special, it uses the
	global variables.
	Define __rpc_thread_svc_fdset, __rpc_thread_createerr,
	__rpc_thread_svc_pollfd, and __rpc_thread_svc_max_pollfd.
	* sunrpc/Versions [libc] (GLIBC_2.2.3): Export  __rpc_thread_svc_fdset,
	__rpc_thread_createerr, __rpc_thread_svc_pollfd, and
	__rpc_thread_svc_max_pollfd.
	* sunrpc/clnt_gen.c: Replace use of rpc_createerr by call to
	get_rpc_createerr.
	* sunrpc/clnt_perr.c: Likewise.
	* sunrpc/clnt_simp.c: Likewise.
	* sunrpc/clnt_tcp.c: Likewise.
	* sunrpc/clnt_udp.c: Likewise.
	* sunrpc/clnt_unix.c: Likewise.
	* sunrpc/pm_getport.c: Likewise.
This commit is contained in:
Ulrich Drepper 2001-03-26 05:17:47 +00:00
parent 5e3114974a
commit 543cf8a9e1
12 changed files with 180 additions and 48 deletions

View file

@ -1,5 +1,30 @@
2001-03-25 Ulrich Drepper <drepper@redhat.com>
Add changes which were in this form in the original patch by
Eric Norum <eric.norum@usask.ca>.
* include/rpc/rpc.h: Remove svc_fdset, rpc_createerr, svc_pollfd, and
svc_max_pollfd.
* sunrpc/rpc/rpc.h: Declare __rpc_thread_svc_fdset,
__rpc_thread_createerr, __rpc_thread_svc_pollfd, and
__rpc_thread_svc_max_pollfd.
Define svc_fdset, get_rpc_createerr, svc_pollfd, and
svc_max_pollfd.
* sunrpc/rpc_thread.c: Handle first thread special, it uses the
global variables.
Define __rpc_thread_svc_fdset, __rpc_thread_createerr,
__rpc_thread_svc_pollfd, and __rpc_thread_svc_max_pollfd.
* sunrpc/Versions [libc] (GLIBC_2.2.3): Export __rpc_thread_svc_fdset,
__rpc_thread_createerr, __rpc_thread_svc_pollfd, and
__rpc_thread_svc_max_pollfd.
* sunrpc/clnt_gen.c: Replace use of rpc_createerr by call to
get_rpc_createerr.
* sunrpc/clnt_perr.c: Likewise.
* sunrpc/clnt_simp.c: Likewise.
* sunrpc/clnt_tcp.c: Likewise.
* sunrpc/clnt_udp.c: Likewise.
* sunrpc/clnt_unix.c: Likewise.
* sunrpc/pm_getport.c: Likewise.
* sysdeps/unix/sysv/linux/i386/getgroups.c (__getgroups): getgroups32
syscall checks for negative n so don't test here as well.

View file

@ -48,14 +48,6 @@ extern void __rpc_thread_destroy (void);
#define RPC_THREAD_VARIABLE(x) (__rpc_thread_variables()->x)
/*
* Global variables
*/
#define svc_fdset RPC_THREAD_VARIABLE(svc_fdset_s)
#define rpc_createerr RPC_THREAD_VARIABLE(rpc_createerr_s)
#define svc_pollfd RPC_THREAD_VARIABLE(svc_pollfd_s)
#define svc_max_pollfd RPC_THREAD_VARIABLE(svc_max_pollfd_s)
#endif /* _RPC_THREAD_SAFE_ */
#endif

View file

@ -110,6 +110,7 @@ libc {
svc_getreq_common; svc_getreq_poll; svc_max_pollfd; svc_pollfd;
}
GLIBC_2.2.3 {
__rpc_thread_destroy;
__rpc_thread_destroy; __rpc_thread_svc_fdset; __rpc_thread_createerr;
__rpc_thread_svc_pollfd; __rpc_thread_svc_max_pollfd;
}
}

View file

@ -87,7 +87,7 @@ clnt_create (const char *hostname, u_long prog, u_long vers,
|| h == NULL)
if (herr != NETDB_INTERNAL || errno != ERANGE)
{
rpc_createerr.cf_stat = RPC_UNKNOWNHOST;
get_rpc_createerr().cf_stat = RPC_UNKNOWNHOST;
return NULL;
}
else
@ -102,8 +102,9 @@ clnt_create (const char *hostname, u_long prog, u_long vers,
/*
* Only support INET for now
*/
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = EAFNOSUPPORT;
struct rpc_createerr *ce = &get_rpc_createerr ();
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = EAFNOSUPPORT;
return NULL;
}
sin.sin_family = h->h_addrtype;
@ -117,8 +118,9 @@ clnt_create (const char *hostname, u_long prog, u_long vers,
|| p == NULL)
if (errno != ERANGE)
{
rpc_createerr.cf_stat = RPC_UNKNOWNPROTO;
rpc_createerr.cf_error.re_errno = EPFNOSUPPORT;
struct rpc_createerr *ce = &get_rpc_createerr ();
ce->cf_stat = RPC_UNKNOWNPROTO;
ce->cf_error.re_errno = EPFNOSUPPORT;
return NULL;
}
else
@ -163,8 +165,11 @@ clnt_create (const char *hostname, u_long prog, u_long vers,
#endif
break;
default:
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = EPFNOSUPPORT;
{
struct rpc_createerr *ce = &get_rpc_createerr ();
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = EPFNOSUPPORT;
}
return (NULL);
}
return client;

View file

@ -292,22 +292,24 @@ clnt_spcreateerror (const char *msg)
char *str = _buf ();
char *cp;
int len;
struct rpc_createerr *ce;
if (str == NULL)
return NULL;
ce = &get_rpc_createerr ();
len = sprintf (str, "%s: ", msg);
cp = str + len;
cp = stpcpy (cp, clnt_sperrno (rpc_createerr.cf_stat));
switch (rpc_createerr.cf_stat)
cp = stpcpy (cp, clnt_sperrno (ce->cf_stat));
switch (ce->cf_stat)
{
case RPC_PMAPFAILURE:
cp = stpcpy (stpcpy (cp, " - "),
clnt_sperrno (rpc_createerr.cf_error.re_status));
clnt_sperrno (ce->cf_error.re_status));
break;
case RPC_SYSTEMERROR:
cp = stpcpy (stpcpy (cp, " - "),
__strerror_r (rpc_createerr.cf_error.re_errno,
__strerror_r (ce->cf_error.re_errno,
chrbuf, sizeof chrbuf));
break;
default:

View file

@ -127,7 +127,7 @@ callrpc (const char *host, u_long prognum, u_long versnum, u_long procnum,
server_addr.sin_port = 0;
if ((crp->client = clntudp_create (&server_addr, (u_long) prognum,
(u_long) versnum, timeout, &crp->socket)) == NULL)
return (int) rpc_createerr.cf_stat;
return (int) get_rpc_createerr().cf_stat;
crp->valid = 1;
crp->oldprognum = prognum;
crp->oldversnum = versnum;

View file

@ -123,17 +123,19 @@ clnttcp_create (struct sockaddr_in *raddr, u_long prog, u_long vers,
h = (CLIENT *) mem_alloc (sizeof (*h));
if (h == NULL)
{
struct rpc_createerr *ce = &get_rpc_createerr ();
(void) fprintf (stderr, _("clnttcp_create: out of memory\n"));
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = errno;
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = errno;
goto fooy;
}
/* ct = (struct ct_data *) mem_alloc (sizeof (*ct)); */
if (ct == NULL)
{
struct rpc_createerr *ce = &get_rpc_createerr ();
(void) fprintf (stderr, _("clnttcp_create: out of memory\n"));
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = errno;
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = errno;
goto fooy;
}
@ -163,8 +165,9 @@ clnttcp_create (struct sockaddr_in *raddr, u_long prog, u_long vers,
|| (__connect (*sockp, (struct sockaddr *) raddr,
sizeof (*raddr)) < 0))
{
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = errno;
struct rpc_createerr *ce = &get_rpc_createerr ();
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = errno;
if (*sockp >= 0)
(void) __close (*sockp);
goto fooy;

View file

@ -128,9 +128,10 @@ clntudp_bufcreate (struct sockaddr_in *raddr, u_long program, u_long version,
cl = (CLIENT *) mem_alloc (sizeof (CLIENT));
if (cl == NULL)
{
struct rpc_createerr *ce = &get_rpc_createerr ();
(void) fprintf (stderr, _("clntudp_create: out of memory\n"));
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = errno;
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = errno;
goto fooy;
}
sendsz = ((sendsz + 3) / 4) * 4;
@ -138,9 +139,10 @@ clntudp_bufcreate (struct sockaddr_in *raddr, u_long program, u_long version,
cu = (struct cu_data *) mem_alloc (sizeof (*cu) + sendsz + recvsz);
if (cu == NULL)
{
struct rpc_createerr *ce = &get_rpc_createerr ();
(void) fprintf (stderr, _("clntudp_create: out of memory\n"));
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = errno;
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = errno;
goto fooy;
}
cu->cu_outbuf = &cu->cu_inbuf[recvsz];
@ -183,8 +185,9 @@ clntudp_bufcreate (struct sockaddr_in *raddr, u_long program, u_long version,
*sockp = __socket (AF_INET, SOCK_DGRAM, IPPROTO_UDP);
if (*sockp < 0)
{
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = errno;
struct rpc_createerr *ce = &get_rpc_createerr ();
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = errno;
goto fooy;
}
/* attempt to bind to prov port */

View file

@ -121,17 +121,19 @@ clntunix_create (struct sockaddr_un *raddr, u_long prog, u_long vers,
h = (CLIENT *) mem_alloc (sizeof (*h));
if (h == NULL)
{
struct rpc_createerr *ce = &get_rpc_createerr ();
(void) fputs (_("clntunix_create: out of memory\n"), stderr);
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = errno;
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = errno;
goto fooy;
}
/* ct = (struct ct_data *) mem_alloc (sizeof (*ct)); */
if (ct == NULL)
{
struct rpc_createerr *ce = &get_rpc_createerr ();
(void) fputs (_("clntunix_create: out of memory\n"), stderr);
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = errno;
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = errno;
goto fooy;
}
@ -145,8 +147,9 @@ clntunix_create (struct sockaddr_un *raddr, u_long prog, u_long vers,
if (*sockp < 0
|| __connect (*sockp, (struct sockaddr *) raddr, len) < 0)
{
rpc_createerr.cf_stat = RPC_SYSTEMERROR;
rpc_createerr.cf_error.re_errno = errno;
struct rpc_createerr *ce = &get_rpc_createerr ();
ce->cf_stat = RPC_SYSTEMERROR;
ce->cf_error.re_errno = errno;
if (*sockp != -1)
__close (*sockp);
goto fooy;

View file

@ -70,6 +70,7 @@ pmap_getport (address, program, version, protocol)
PMAPVERS, timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE);
if (client != (CLIENT *) NULL)
{
struct rpc_createerr *ce = &get_rpc_createerr ();
parms.pm_prog = program;
parms.pm_vers = version;
parms.pm_prot = protocol;
@ -78,12 +79,12 @@ pmap_getport (address, program, version, protocol)
(caddr_t)&parms, (xdrproc_t)xdr_u_short,
(caddr_t)&port, tottimeout) != RPC_SUCCESS)
{
rpc_createerr.cf_stat = RPC_PMAPFAILURE;
clnt_geterr (client, &rpc_createerr.cf_error);
ce->cf_stat = RPC_PMAPFAILURE;
clnt_geterr (client, &ce->cf_error);
}
else if (port == 0)
{
rpc_createerr.cf_stat = RPC_PROGNOTREGISTERED;
ce->cf_stat = RPC_PROGNOTREGISTERED;
}
CLNT_DESTROY (client);
}

View file

@ -67,4 +67,28 @@
/* routines for parsing /etc/rpc */
#include <rpc/netdb.h> /* structures and routines to parse /etc/rpc */
/* Global variables, protected for multi-threaded applications. */
extern fd_set *__rpc_thread_svc_fdset (void) __attribute__ ((__const__));
#define svc_fdset (*__rpc_thread_svc_fdset ())
extern struct rpc_createerr *__rpc_thread_createerr (void)
__attribute__ ((__const__));
#define get_rpc_createerr() (*__rpc_thread_createerr ())
/* The people who "engineered" RPC should bee punished for naming the
data structure and the variable the same. We cannot always define the
macro 'rpc_createerr' because this would prevent people from defining
object of type 'struct rpc_createerr'. So we leave it up to the user
to select transparent replacement also of this variable. */
#ifdef _RPC_MT_VARS
# define rpc_createerr (*__rpc_thread_createerr ())
#endif
extern struct pollfd **__rpc_thread_svc_pollfd (void)
__attribute__ ((__const__));
#define svc_pollfd (*__rpc_thread_svc_pollfd ())
extern int *__rpc_thread_svc_max_pollfd (void) __attribute__ ((__const__));
#define svc_max_pollfd (*__rpc_thread_svc_max_pollfd ())
#endif /* rpc/rpc.h */

View file

@ -14,6 +14,10 @@ static struct rpc_thread_variables __libc_tsd_RPC_VARS_mem;
static struct rpc_thread_variables *__libc_tsd_RPC_VARS_data =
&__libc_tsd_RPC_VARS_mem;
/* This is the variable used for the first thread. */
static struct rpc_thread_variables rpc_default;
/*
* Task-variable destructor
*/
@ -22,7 +26,7 @@ __rpc_thread_destroy (void)
{
struct rpc_thread_variables *tvp = __rpc_thread_variables();
if (tvp != NULL) {
if (tvp != NULL && tvp != &rpc_default) {
__rpc_thread_svc_cleanup ();
__rpc_thread_clnt_cleanup ();
__rpc_thread_key_cleanup ();
@ -37,19 +41,88 @@ __rpc_thread_destroy (void)
}
/*
* Initialize RPC multi-threaded operation
*/
static void
rpc_thread_multi (void)
{
__libc_tsd_set (RPC_VARS, &rpc_default);
}
struct rpc_thread_variables *
__rpc_thread_variables (void)
{
__libc_once_define (static, once);
struct rpc_thread_variables *tvp;
tvp = __libc_tsd_get (RPC_VARS);
if (tvp == NULL) {
tvp = calloc (1, sizeof *tvp);
if (tvp != NULL)
__libc_tsd_set (RPC_VARS, tvp);
else
tvp = __libc_tsd_RPC_VARS_data;
__libc_once (once, rpc_thread_multi);
tvp = __libc_tsd_get (RPC_VARS);
if (tvp == NULL) {
tvp = calloc (1, sizeof *tvp);
if (tvp != NULL)
__libc_tsd_set (RPC_VARS, tvp);
else
tvp = __libc_tsd_RPC_VARS_data;
}
}
return tvp;
}
/* Global variables If we're single-threaded, or if this is the first
thread using the variable, use the existing global variable. This
provides backwards compatability for existing applications which
dynamically link against this code. */
#undef svc_fdset
#undef rpc_createerr
#undef svc_pollfd
#undef svc_max_pollfd
fd_set *
__rpc_thread_svc_fdset (void)
{
struct rpc_thread_variables *tvp;
tvp = __rpc_thread_variables ();
if (tvp == &rpc_default)
return &svc_fdset;
return &tvp->svc_fdset_s;
}
struct rpc_createerr *
__rpc_thread_createerr (void)
{
struct rpc_thread_variables *tvp;
tvp = __rpc_thread_variables ();
if (tvp == &rpc_default)
return &rpc_createerr;
return &tvp->rpc_createerr_s;
}
struct pollfd **
__rpc_thread_svc_pollfd (void)
{
struct rpc_thread_variables *tvp;
tvp = __rpc_thread_variables ();
if (tvp == &rpc_default)
return &svc_pollfd;
return &tvp->svc_pollfd_s;
}
int *
__rpc_thread_svc_max_pollfd (void)
{
struct rpc_thread_variables *tvp;
tvp = __rpc_thread_variables ();
if (tvp == &rpc_default)
return &svc_max_pollfd;
return &tvp->svc_max_pollfd_s;
}
#endif /* _RPC_THREAD_SAFE_ */