Update.

	* Versions.def: Add libanl definition.
	* shlig-versions: Add entry for libanl.
	* resolv/Makefile (distribute): Add gai_misc.h and ga_test.c.
	(routines): Add gai_sigqueue.
	(extra-libs): Add libanl.
	(libanl-routines): New variable.
	Add rules to build libanl and ga_test.
	* resolv/Versions [libc] (GLIBC_2.2.3): Add __gai_sigqueue.
	[libanl]: New library.
	* resolv/netdb.h: Add definitions for libanl.
	* resolv/getaddrinfo_a.c: New file.
	* resolv/gai_cancel.c: New file.
	* resolv/gai_error.c: New file.
	* resolv/gai_misc.c: New file.
	* resolv/gai_misc.h: New file.
	* resolv/gai_notify.c: New file.
	* resolv/gai_suspend.c: New file.
	* resolv/ga_test.c: New file.
	* sysdeps/generic/gai_sigqueue.c: New file.
	* sysdeps/unix/sysv/linux/gai_sigqueue.c: New file.
	* sysdeps/generic/bits/siginfo.h: Allow __need_sigevent_t being defined
	and provide only that definition.
	* sysdeps/unix/sysv/linux/alpha/bits/siginfo.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/siginfo.h: Likewise.
	* sysdeps/unix/sysv/linux/ia64/bits/siginfo.h: Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/siginfo.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/siginfo.h: Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/siginfo.h: Likewise.

	* rt/aio_misc.c: Fix typos in comments.
	* rt/lio_listio.c: Pretty printing.  Little optimization in request
	list handling.

	* elf/rtld.c: Remove commented out code.

9 files changed, 189 insertions, 37 deletions

diff --git a/sysdeps/generic/bits/siginfo.h b/sysdeps/generic/bits/siginfo.h
index 31b0dde888..77a314b13c 100644
--- a/sysdeps/generic/bits/siginfo.h
+++ b/sysdeps/generic/bits/siginfo.h
@@ -1,5 +1,5 @@
 /* siginfo_t, sigevent and constants.  Stub version.
-   Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -17,13 +17,15 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#if !defined _SIGNAL_H && !defined __need_siginfo_t
+#if !defined _SIGNAL_H && !defined __need_siginfo_t \
+    && !defined __need_sigevent_t
 # error "Never include this file directly.  Use <signal.h> instead"
 #endif
 
-#if (!defined __have_siginfo_t \
-     && (defined _SIGNAL_H || defined __need_siginfo_t))
-# define __have_siginfo_t	1
+#if (!defined __have_sigval_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t \
+	 || defined __need_sigevent_t))
+# define __have_sigval_t 1
 
 /* Type for data associated with a signal.  */
 typedef union sigval
@@ -31,6 +33,11 @@ typedef union sigval
     int sival_int;
     void *sival_ptr;
   } sigval_t;
+#endif
+
+#if (!defined __have_siginfo_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t))
+# define __have_siginfo_t	1
 
 typedef struct siginfo
   {
@@ -173,7 +180,8 @@ enum
 #endif	/* !have siginfo_t && (have _SIGNAL_H || need siginfo_t).  */
 
 
-#if defined _SIGNAL_H && !defined __have_sigevent_t
+#if (defined _SIGNAL_H || defined __need_sigevent_t) \
+    && !defined __have_sigevent_t
 # define __have_sigevent_t	1
 
 /* Structure to transport application-defined values with signals.  */
diff --git a/sysdeps/generic/gai_sigqueue.c b/sysdeps/generic/gai_sigqueue.c
new file mode 100644
index 0000000000..856547c224
--- /dev/null
+++ b/sysdeps/generic/gai_sigqueue.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <aio.h>
+#include <errno.h>
+#include <signal.h>
+
+#include "gai_misc.h"
+
+int
+__gai_sigqueue (sig, val, caller_pid)
+     int sig;
+     const union sigval val;
+     pid_t caller_pid;
+{
+  __set_errno (ENOSYS);
+  return -1;
+}
+
+stub_warning (__gai_sigqueue)
+#include <stub-tag.h>
diff --git a/sysdeps/unix/sysv/linux/alpha/bits/siginfo.h b/sysdeps/unix/sysv/linux/alpha/bits/siginfo.h
index ca0a4fccda..25360a1e19 100644
--- a/sysdeps/unix/sysv/linux/alpha/bits/siginfo.h
+++ b/sysdeps/unix/sysv/linux/alpha/bits/siginfo.h
@@ -17,15 +17,17 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#if !defined _SIGNAL_H && !defined __need_siginfo_t
+#if !defined _SIGNAL_H && !defined __need_siginfo_t \
+    && !defined __need_sigevent_t
 # error "Never include this file directly.  Use <signal.h> instead"
 #endif
 
 #include <bits/wordsize.h>
 
-#if (!defined __have_siginfo_t \
-     && (defined _SIGNAL_H || defined __need_siginfo_t))
-# define __have_siginfo_t	1
+#if (!defined __have_sigval_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t \
+	 || defined __need_sigevent_t))
+# define __have_sigval_t	1
 
 /* Type for data associated with a signal.  */
 typedef union sigval
@@ -33,6 +35,11 @@ typedef union sigval
     int sival_int;
     void *sival_ptr;
   } sigval_t;
+#endif
+
+#if (!defined __have_siginfo_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t))
+# define __have_siginfo_t	1
 
 # define __SI_MAX_SIZE     128
 # if __WORDSIZE == 64
@@ -246,7 +253,8 @@ enum
 #endif	/* !have siginfo_t && (have _SIGNAL_H || need siginfo_t).  */
 
 
-#if defined _SIGNAL_H && !defined __have_sigevent_t
+#if (defined _SIGNAL_H || defined __need_sigevent_t) \
+    && !defined __have_sigevent_t
 # define __have_sigevent_t	1
 
 /* Structure to transport application-defined values with signals.  */
diff --git a/sysdeps/unix/sysv/linux/bits/siginfo.h b/sysdeps/unix/sysv/linux/bits/siginfo.h
index 2f7dc192d4..1b5328d3cd 100644
--- a/sysdeps/unix/sysv/linux/bits/siginfo.h
+++ b/sysdeps/unix/sysv/linux/bits/siginfo.h
@@ -17,15 +17,17 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#if !defined _SIGNAL_H && !defined __need_siginfo_t
+#if !defined _SIGNAL_H && !defined __need_siginfo_t \
+    && !defined __need_sigevent_t
 # error "Never include this file directly.  Use <signal.h> instead"
 #endif
 
 #include <bits/wordsize.h>
 
-#if (!defined __have_siginfo_t \
-     && (defined _SIGNAL_H || defined __need_siginfo_t))
-# define __have_siginfo_t	1
+#if (!defined __have_sigval_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t \
+	 || defined __need_sigevent_t))
+# define __have_sigval_t	1
 
 /* Type for data associated with a signal.  */
 typedef union sigval
@@ -33,6 +35,11 @@ typedef union sigval
     int sival_int;
     void *sival_ptr;
   } sigval_t;
+#endif
+
+#if (!defined __have_siginfo_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t))
+# define __have_siginfo_t	1
 
 # define __SI_MAX_SIZE     128
 # if __WORDSIZE == 64
@@ -120,7 +127,9 @@ typedef struct siginfo
    signals.  */
 enum
 {
-  SI_SIGIO = -5,		/* Sent by queued SIGIO. */
+  SI_ASYNCNL = -6,		/* Sent by asynch name lookup completion.  */
+# define SI_ASYNCNL	SI_ASYNCNL
+  SI_SIGIO,			/* Sent by queued SIGIO. */
 # define SI_SIGIO	SI_SIGIO
   SI_ASYNCIO,			/* Sent by AIO completion.  */
 # define SI_ASYNCIO	SI_ASYNCIO
@@ -246,7 +255,8 @@ enum
 #endif	/* !have siginfo_t && (have _SIGNAL_H || need siginfo_t).  */
 
 
-#if defined _SIGNAL_H && !defined __have_sigevent_t
+#if (defined _SIGNAL_H || defined __need_sigevent_t) \
+    && !defined __have_sigevent_t
 # define __have_sigevent_t	1
 
 /* Structure to transport application-defined values with signals.  */
diff --git a/sysdeps/unix/sysv/linux/gai_sigqueue.c b/sysdeps/unix/sysv/linux/gai_sigqueue.c
new file mode 100644
index 0000000000..c9d686fde6
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/gai_sigqueue.c
@@ -0,0 +1,58 @@
+/* Copyright (C) 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <errno.h>
+#include <netdb.h>
+#include <signal.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+
+#include "gai_misc.h"
+
+#ifdef __NR_rt_sigqueueinfo
+extern int __syscall_rt_sigqueueinfo (int, int, siginfo_t *__unbounded);
+
+
+/* Return any pending signal or wait for one for the given time.  */
+int
+__gai_sigqueue (sig, val, caller_pid)
+     int sig;
+     const union sigval val;
+     pid_t caller_pid;
+{
+  siginfo_t info;
+
+  /* First, clear the siginfo_t structure, so that we don't pass our
+     stack content to other tasks.  */
+  memset (&info, 0, sizeof (siginfo_t));
+  /* We must pass the information about the data in a siginfo_t value.  */
+  info.si_signo = sig;
+  info.si_code = SI_ASYNCNL;
+  info.si_pid = caller_pid;
+  info.si_uid = getuid ();
+  info.si_value = val;
+
+  return INLINE_SYSCALL (rt_sigqueueinfo, 3, info.si_pid,
+			 sig, __ptrvalue (&info));
+}
+#else
+# include <sysdeps/generic/gai_sigqueue.c>
+#endif
diff --git a/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h b/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h
index 0113257af6..5f5ee0033f 100644
--- a/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h
+++ b/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h
@@ -18,13 +18,15 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#if !defined _SIGNAL_H && !defined __need_siginfo_t
+#if !defined _SIGNAL_H && !defined __need_siginfo_t \
+    && !defined __need_sigevent_t
 # error "Never include this file directly.  Use <signal.h> instead"
 #endif
 
-#if (!defined __have_siginfo_t \
-     && (defined _SIGNAL_H || defined __need_siginfo_t))
-# define __have_siginfo_t	1
+#if (!defined __have_sigval_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t \
+	 || defined __need_sigval_t))
+# define __have_sigval_t	1
 
 /* Type for data associated with a signal.  */
 typedef union sigval
@@ -32,6 +34,11 @@ typedef union sigval
     int sival_int;
     void *sival_ptr;
   } sigval_t;
+#endif
+
+#if (!defined __have_siginfo_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t))
+# define __have_siginfo_t	1
 
 # define __SI_MAX_SIZE     128
 # define __SI_PAD_SIZE     ((__SI_MAX_SIZE / sizeof (int)) - 4)
@@ -276,7 +283,8 @@ enum
 #endif	/* !have siginfo_t && (have _SIGNAL_H || need siginfo_t).  */
 
 
-#if defined _SIGNAL_H && !defined __have_sigevent_t
+#if (defined _SIGNAL_H || defined __need_sigevent_t) \
+    && !defined __have_sigevent_t
 # define __have_sigevent_t	1
 
 /* Structure to transport application-defined values with signals.  */
diff --git a/sysdeps/unix/sysv/linux/mips/bits/siginfo.h b/sysdeps/unix/sysv/linux/mips/bits/siginfo.h
index 6bebeb2bac..03f5b3e172 100644
--- a/sysdeps/unix/sysv/linux/mips/bits/siginfo.h
+++ b/sysdeps/unix/sysv/linux/mips/bits/siginfo.h
@@ -17,13 +17,15 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#if !defined _SIGNAL_H && !defined __need_siginfo_t
+#if !defined _SIGNAL_H && !defined __need_siginfo_t \
+    && !defined __need_sigevent_t
 # error "Never include this file directly.  Use <signal.h> instead"
 #endif
 
-#if (!defined __have_siginfo_t \
-     && (defined _SIGNAL_H || defined __need_siginfo_t))
-# define __have_siginfo_t	1
+#if (!defined __have_sigval_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t \
+	 || defined __need_sigevent_t))
+# define __have_sigval_t	1
 
 /* Type for data associated with a signal.  */
 typedef union sigval
@@ -31,6 +33,11 @@ typedef union sigval
     int sival_int;
     void *sival_ptr;
   } sigval_t;
+#endif
+
+#if (!defined __have_siginfo_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t))
+# define __have_siginfo_t	1
 
 # define __SI_MAX_SIZE     128
 # define __SI_PAD_SIZE     ((__SI_MAX_SIZE / sizeof (int)) - 3)
@@ -238,7 +245,8 @@ enum
 #endif	/* !have siginfo_t && (have _SIGNAL_H || need siginfo_t).  */
 
 
-#if defined _SIGNAL_H && !defined __have_sigevent_t
+#if (defined _SIGNAL_H || defined __need_sigevent_t) \
+    && !defined __have_sigevent_t
 # define __have_sigevent_t	1
 
 /* Structure to transport application-defined values with signals.  */
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/siginfo.h b/sysdeps/unix/sysv/linux/sparc/bits/siginfo.h
index 0d92a846c9..51389bd047 100644
--- a/sysdeps/unix/sysv/linux/sparc/bits/siginfo.h
+++ b/sysdeps/unix/sysv/linux/sparc/bits/siginfo.h
@@ -17,15 +17,17 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#if !defined _SIGNAL_H && !defined __need_siginfo_t
+#if !defined _SIGNAL_H && !defined __need_siginfo_t \
+    && !defined __need_sigevent_t
 # error "Never include this file directly.  Use <signal.h> instead"
 #endif
 
 #include <bits/wordsize.h>
 
-#if (!defined __have_siginfo_t \
-     && (defined _SIGNAL_H || defined __need_siginfo_t))
-# define __have_siginfo_t	1
+#if (!defined __have_sigval_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t \
+	 || defined __need_sigevent_t))
+# define __have_sigval_t	1
 
 /* Type for data associated with a signal.  */
 typedef union sigval
@@ -33,6 +35,11 @@ typedef union sigval
     int sival_int;
     void *sival_ptr;
   } sigval_t;
+#endif
+
+#if (!defined __have_siginfo_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t))
+# define __have_siginfo_t	1
 
 # define __SI_MAX_SIZE     128
 # if __WORDSIZE == 64
@@ -255,7 +262,8 @@ enum
 #endif	/* !have siginfo_t && (have _SIGNAL_H || need siginfo_t).  */
 
 
-#if defined _SIGNAL_H && !defined __have_sigevent_t
+#if (defined _SIGNAL_H || defined __need_sigevent_t) \
+    && !defined __have_sigevent_t
 # define __have_sigevent_t	1
 
 /* Structure to transport application-defined values with signals.  */
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/bits/siginfo.h b/sysdeps/unix/sysv/linux/sparc/sparc64/bits/siginfo.h
index 9feb7250db..035f36fafc 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/bits/siginfo.h
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/bits/siginfo.h
@@ -17,15 +17,17 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#if !defined _SIGNAL_H && !defined __need_siginfo_t
+#if !defined _SIGNAL_H && !defined __need_siginfo_t \
+    && !defined __need_sigevent_t
 # error "Never include this file directly.  Use <signal.h> instead"
 #endif
 
 #include <bits/wordsize.h>
 
-#if (!defined __have_siginfo_t \
-     && (defined _SIGNAL_H || defined __need_siginfo_t))
-# define __have_siginfo_t	1
+#if (!defined __have_sigval_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t \
+	 || defined __need_sigevent_t))
+# define __have_sigval_t	1
 
 /* Type for data associated with a signal.  */
 typedef union sigval
@@ -33,6 +35,11 @@ typedef union sigval
     int sival_int;
     void *sival_ptr;
   } sigval_t;
+#endif
+
+#if (!defined __have_siginfo_t \
+     && (defined _SIGNAL_H || defined __need_siginfo_t))
+# define __have_siginfo_t	1
 
 # define __SI_MAX_SIZE     128
 # if __WORDSIZE == 64
@@ -246,7 +253,8 @@ enum
 #endif	/* !have siginfo_t && (have _SIGNAL_H || need siginfo_t).  */
 
 
-#if defined _SIGNAL_H && !defined __have_sigevent_t
+#if (defined _SIGNAL_H || defined __need_sigevent_t) \
+    && !defined __have_sigevent_t
 # define __have_sigevent_t	1
 
 /* Structure to transport application-defined values with signals.  */