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authorUlrich Drepper <drepper@redhat.com>1998-07-04 10:39:13 +0000
committerUlrich Drepper <drepper@redhat.com>1998-07-04 10:39:13 +0000
commitba9234d947af45f15b1e4dece1a9cd447cecc038 (patch)
treefb6ec34cfaf4d1cef1a689164024fc99f2649206 /sysdeps/unix/bsd/poll.c
parent6ef9f70bdbe3fdb7b16d7c9726e624700d774136 (diff)
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Update.
1998-07-04 10:14  Ulrich Drepper  <drepper@cygnus.com>

	* libio/Makefile (routines): Add iofread_u and iofwrite_u.
	* libio/Versions: Add fread_unlocked and fwrite_unlocked.

	* Makerules (lib%.so): Adjust ignore pattern for last makefile change.

	* time/tzfile.c (decode): Optimize by using bswap_32.
	(__tzfile_read): Use _unlocked stream functions.  Correct setting of
	__tzname array values.
	(__tzfile_compute): Correct setting of __tzname array values.
	* time/tzset.c (__tzstring): Clean up a bit.

1998-06-29 19:01  Jim Wilson  <wilson@cygnus.com>

	* posix/regex.c (re_comp): Add cast to char * before gettext calls.

1998-06-30  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* sysdeps/unix/bsd/poll.c (__poll): Allocate fd_set dynamically so
	that fd can be bigger than FD_SETSIZE.

1998-07-01  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* nscd/grpcache.c: Include <unistd.h>.
	* nscd/pwdcache.c: Likewise.

	* nis/nis_modify.c: Include <string.h>.
	* nis/nis_add.c: Likewise.
	* nis/nis_checkpoint.c: Likewise.
	* posix/runptests.c: Likewise.
	* sysdeps/generic/statvfs64.c: Likewise.
	* sysdeps/generic/fstatvfs64.c: Likewise.

1998-07-03 13:16  Ulrich Drepper  <drepper@cygnus.com>

	* localedata/charmaps/ISO-8859-9: Change mapping for 0xea, 0xec, 0xef
	to match data from Unicode.
	Reported by Michael Deutschmann <michael@talamasca.wkpowerlink.com>.

1998-07-03 11:45  Ulrich Drepper  <drepper@cygnus.com>

	* stdio-common/printf.h: Define printf_function and
	printf_arginfo_function types using __PMT not __P.
	Reported by Marc Lehmann.

1998-07-02 14:07 -0400  Zack Weinberg  <zack@rabi.phys.columbia.edu>

	* assert/test-assert.c: New test.
	* assert/test-assert-perr.c: New test.
	* assert/Makefile (tests): Add test-assert and test-assert-perr.

1998-07-02 13:45  Zack Weinberg  <zack@rabi.phys.columbia.edu>

	BSD-style SCM_CREDS support.

	* sysdeps/unix/sysv/linux/socket.h: Define struct cmsgcred and
	SCM_CREDS.
	* sysdeps/unix/sysv/linux/sendmsg.c: New file.  Convert user
	visible SCM_CREDS packet to what the kernel wants.
	* sysdeps/unix/sysv/linux/recvmsg.c: New file.  Convert
	SCM_CREDS packet output by kernel to what users want.

	* sysdeps/unix/sysv/linux/sendmsg.S: Moved to...
	* sysdeps/unix/sysv/linux/__sendmsg.S: here.
	* sysdeps/unix/sysv/linux/recvmsg.S: Moved to...
	* sysdeps/unix/sysv/linux/__recvmsg.S: here.

	* sysdeps/unix/sysv/linux/Makefile [subdir=socket]: Add
	__sendmsg and __recvmsg to sysdep_routines.
	* sysdeps/unix/sysv/linux/Dist: Add __sendmsg.S and __recvmsg.S.

1998-07-02  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* nscd/grpcache.c: Fix gid pointer handling and debug messages.
	* nscd/pwdcache.c: Fix uid pointer handling and debug messages.
	* nscd/nscd.c: Check, if pthread_create fails.

1998-07-02  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* stdio-common/test_rdwr.c (main): Use %Zu for size_t in printf
	format strings.
	* stdio-common/bug1.c (main): Likewise.
	* stdio-common/bug5.c (main): Likewise.
	* stdio-common/tstgetln.c (main): Likewise.
	* elf/sprof.c (generate_call_graph): Likewise.
	(load_shobj): Likewise.
	* posix/runptests.c (main): Likewise.
	* string/tst-strlen.c (main): Likewise.

	* sysdeps/libm-ieee754/e_acos.c (__ieee754_acos): Remove unused
	variable q3.
	* sysdeps/libm-ieee754/e_asin.c (__ieee754_asin): Likewise

1998-07-03  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* wctype/Versions: Add __towctrans.
	Noticed by Alex Buell <alex.buell@tahallah.demon.co.uk>.

1998-07-02  Mark Kettenis  <kettenis@phys.uva.nl>

	* grp/initgroups.c (compat_call): Only call dynamically loaded
	functions if they are really present.

1998-07-02  Mark Kettenis  <kettenis@phys.uva.nl>

	* sysdeps/unix/sysv/linux/bits/sched.h: Move __END_DECLS within
	#ifdef that contains __BEGIN_DECLS.

1998-07-02  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* libio/iofwrite.c: Fix return value when size == 0.

1998-07-01  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* posix/Makefile (distribute): Add annexc.c.
	(generated): Add $(objpfx)annexc and $(objpfx)annexc.out.

1998-07-01  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add
	bits/pthreadtypes.h here, and do not clobber headers.

	* sysdeps/unix/sysv/linux/Dist: Add bits/pthreadtypes.h.

1998-07-03  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* timezone/tst-timezone.c: Add tests for tzname variable.

1998-07-03 12:17  Zack Weinberg  <zack@rabi.phys.columbia.edu>

	* Makefile [versioning=yes]: Build the mapfiles with a pattern
	rule that lists all of them as targets.
	(sysd-versions): Depend only on Versions.def.  Write a Makefile
	fragment that defines $(vers-libs) based on contents of that file;
	then include it.
	(lib-noranlib): Depend on lib-mapfiles not sysd-versions.
	(lib-mapfiles): New target, depends on sysd-versions and $(vers-libs).
	Predicate all this on avoid-generated unset as well as versioning.

1998-07-03 14:35  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>
Diffstat (limited to 'sysdeps/unix/bsd/poll.c')
-rw-r--r--sysdeps/unix/bsd/poll.c38
1 files changed, 26 insertions, 12 deletions
diff --git a/sysdeps/unix/bsd/poll.c b/sysdeps/unix/bsd/poll.c
index e92b718022..23ae6e21be 100644
--- a/sysdeps/unix/bsd/poll.c
+++ b/sysdeps/unix/bsd/poll.c
@@ -16,11 +16,14 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
+#include <alloca.h>
 #include <sys/poll.h>
 #include <sys/types.h>
 #include <errno.h>
 #include <string.h>
 #include <sys/time.h>
+#include <sys/param.h>
+#include <unistd.h>
 
 /* Poll the file descriptors described by the NFDS structures starting at
    FDS.  If TIMEOUT is nonzero and not -1, allow TIMEOUT milliseconds for
@@ -34,25 +37,37 @@ __poll (fds, nfds, timeout)
      unsigned long int nfds;
      int timeout;
 {
+  static int max_fd_size;
   struct timeval tv;
-  fd_set rset, wset, xset;
+  fd_set *rset, *wset, *xset;
   struct pollfd *f;
   int ready;
   int maxfd = 0;
+  int bytes;
 
-  FD_ZERO (&rset);
-  FD_ZERO (&wset);
-  FD_ZERO (&xset);
+  if (!max_fd_size)
+    max_fd_size = __getdtablesize ();
+
+  bytes = howmany (max_fd_size, __NFDBITS);
+  rset = alloca (bytes);
+  wset = alloca (bytes);
+  xset = alloca (bytes);
+
+  /* We can't call FD_ZERO, since FD_ZERO only works with sets
+     of exactly __FD_SETSIZE size.  */
+  __bzero (rset, bytes);
+  __bzero (wset, bytes);
+  __bzero (xset, bytes);
 
   for (f = fds; f < &fds[nfds]; ++f)
     if (f->fd >= 0)
       {
 	if (f->events & POLLIN)
-	  FD_SET (f->fd, &rset);
+	  FD_SET (f->fd, rset);
 	if (f->events & POLLOUT)
-	  FD_SET (f->fd, &wset);
+	  FD_SET (f->fd, wset);
 	if (f->events & POLLPRI)
-	  FD_SET (f->fd, &xset);
+	  FD_SET (f->fd, xset);
 	if (f->fd > maxfd && (f->events & (POLLIN|POLLOUT|POLLPRI)))
 	  maxfd = f->fd;
       }
@@ -60,19 +75,18 @@ __poll (fds, nfds, timeout)
   tv.tv_sec = timeout / 1000;
   tv.tv_usec = (timeout % 1000) * 1000;
 
-  ready = __select (maxfd + 1, &rset, &wset, &xset,
-		    timeout == -1 ? NULL : &tv);
+  ready = __select (maxfd + 1, rset, wset, xset, timeout == -1 ? NULL : &tv);
   if (ready > 0)
     for (f = fds; f < &fds[nfds]; ++f)
       {
 	f->revents = 0;
 	if (f->fd >= 0)
 	  {
-	    if (FD_ISSET (f->fd, &rset))
+	    if (FD_ISSET (f->fd, rset))
 	      f->revents |= POLLIN;
-	    if (FD_ISSET (f->fd, &wset))
+	    if (FD_ISSET (f->fd, wset))
 	      f->revents |= POLLOUT;
-	    if (FD_ISSET (f->fd, &xset))
+	    if (FD_ISSET (f->fd, xset))
 	      f->revents |= POLLPRI;
 	  }
       }