update from main archive 960105

MakeTAGS

@@ -147,14 +147,7 @@ else
 	$(extract)
 endif
 
-#$P/siglist.pot: $(common-objpfx)stdio-common/siglist.c; $(extract)
-$P/siglist.pot: siglist.c; $(extract)
-
-# Extract all strings from this file; its strings are not marked.
-# Their surroundings are also not interesting.
-XGETTEXTFLAGS-siglist.pot = -a --no-location
-
-all-pot = $P/libc-top.pot $P/subdirs.pot $P/siglist.pot
+all-pot = $P/libc-top.pot $P/subdirs.pot
 
 ifndef subdir
 # Collect all the subdir messages, massaging the file names in comments

Makefile

@@ -1,4 +1,4 @@
-# Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc.
+# Copyright (C) 1991, 92, 93, 94, 95, 96, 97 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
@@ -38,6 +38,7 @@ endef
 
 configure: configure.in aclocal.m4; $(autoconf-it)
 %/configure: %/configure.in aclocal.m4; $(autoconf-it)
+config.status: configure version.h; $(SHELL) ./config.status --recheck
 
 include Makeconfig
 
@@ -94,6 +95,7 @@ install-others = $(includedir)/gnu/stubs.h
 ifeq (yes,$(build-shared))
 install-others += $(includedir)/gnu/lib-names.h
 endif
+install-bin = glibcbug
 
 ifeq (yes,$(gnu-ld))
 libc-init = set-init
@@ -206,6 +208,11 @@ $(includedir)/gnu/lib-names.h: $(common-objpfx)soversions.mk
 	rm -f $(objpfx)lib-names.h
 endif
 
+# The `glibcbug' script contains the version number and it shall be rebuild
+# whenever this changes or the `glibcbug.in' file.
+glibcbug: glibcbug.in config.status
+	CONFIG_FILES=$@ CONFIG_HEADERS= $(SHELL) ./config.status
+
 # This makes the Info or DVI file of the documentation from the Texinfo source.
 .PHONY: info dvi
 info dvi:

catgets/gencat.c

@@ -1,21 +1,21 @@
-/* Copyright (C) 1996 Free Software Foundation, Inc.
-This file is part of the GNU C Library.
-Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>.
+/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
 
-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 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.
+   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.  */
+   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.  */
 
 #ifdef HAVE_CONFIG_H
 # include <config.h>
@@ -170,7 +170,7 @@ main (int argc, char *argv[])
 Copyright (C) %s Free Software Foundation, Inc.\n\
 This is free software; see the source for copying conditions.  There is NO\n\
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
-"), "1996");
+"), "1996, 1997");
       printf (_("Written by %s.\n"), "Ulrich Drepper");
 
       exit (EXIT_SUCCESS);
@@ -221,7 +221,8 @@ Mandatory arguments to long options are mandatory for short options too.\n\
 If INPUT-FILE is -, input is read from standard input.  If OUTPUT-FILE\n\
 is -, output is written to standard output.\n"),
 	      program_invocation_name, program_invocation_name);
-      fputs (gettext ("Report bugs to <bug-glibc@prep.ai.mit.edu>.\n"),
+      fputs (gettext ("\
+Report bugs using the `glibcbug' script to <bugs@gnu.ai.mit.edu>.\n"),
 	     stdout);
     }
 
@@ -270,7 +271,7 @@ read_input_file (struct catalog *current, const char *fname)
       current->last_set = 0;
       current->current_set = find_set (current, NL_SETD);
 
-#define obstack_chunk_alloc xmalloc
+#define obstack_chunk_alloc malloc
 #define obstack_chunk_free free
       obstack_init (&current->mem_pool);
     }

configure

@@ -1894,6 +1894,9 @@ else
   config_makefile=Makefile
 fi
 
+VERSION=`sed -e 's/^#define VERSION "\([^"]*\)"/\1/p' -e d < $srcdir/version.h`
+
+
 trap '' 1 2 15
 cat > confcache <<\EOF
 # This file is a shell script that caches the results of configure
@@ -1995,7 +1998,7 @@ done
 ac_given_srcdir=$srcdir
 ac_given_INSTALL="$INSTALL"
 
-trap 'rm -fr `echo "config.make ${config_makefile} ${config_uname} config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
+trap 'rm -fr `echo "config.make glibcbug ${config_makefile} ${config_uname} config.h" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
 EOF
 cat >> $CONFIG_STATUS <<EOF
 
@@ -2067,6 +2070,7 @@ s%@shared@%$shared%g
 s%@profile@%$profile%g
 s%@omitfp@%$omitfp%g
 s%@DEFINES@%$DEFINES%g
+s%@VERSION@%$VERSION%g
 
 CEOF
 EOF
@@ -2108,7 +2112,7 @@ EOF
 
 cat >> $CONFIG_STATUS <<EOF
 
-CONFIG_FILES=\${CONFIG_FILES-"config.make ${config_makefile} ${config_uname}"}
+CONFIG_FILES=\${CONFIG_FILES-"config.make glibcbug ${config_makefile} ${config_uname}"}
 EOF
 cat >> $CONFIG_STATUS <<\EOF
 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then

configure.in

@@ -732,5 +732,8 @@ else
   config_makefile=Makefile
 fi
 
-AC_OUTPUT(config.make ${config_makefile} ${config_uname}, ,
+VERSION=`sed -e 's/^#define VERSION "\([^"]*\)"/\1/p' -e d < $srcdir/version.h`
+AC_SUBST(VERSION)
+
+AC_OUTPUT(config.make glibcbug ${config_makefile} ${config_uname}, ,
           [echo '$config_vars' >> config.make])

db/makedb.c

@@ -1,5 +1,5 @@
 /* makedb -- create simple DB database from textual input.
-   Copyright (C) 1996 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
 
@@ -121,7 +121,7 @@ main (argc, argv)
 Copyright (C) %s Free Software Foundation, Inc.\n\
 This is free software; see the source for copying conditions.  There is NO\n\
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
-"), "1996");
+"), "1996, 1997");
       printf (_("Written by %s.\n"), "Ulrich Drepper");
 
       exit (EXIT_SUCCESS);
@@ -224,7 +224,8 @@ Mandatory arguments to long options are mandatory for short options too.\n\
 If INPUT-FILE is -, input is read from standard input.\n"),
 	      program_invocation_name, program_invocation_name,
 	      program_invocation_name);
-      fputs (gettext ("Report bugs to <bug-glibc@prep.ai.mit.edu>.\n"),
+      fputs (gettext ("\
+Report bugs using the `glibcbug' script to <bugs@gnu.ai.mit.edu>.\n"),
 	     stdout);
     }
 

elf/dl-deps.c

@@ -1,5 +1,5 @@
 /* Load the dependencies of a mapped object.
-   Copyright (C) 1996 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997 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
@@ -32,33 +32,65 @@ _dl_map_object_deps (struct link_map *map,
       struct link_map *map;
       struct list *next;
     };
-  struct list head[1 + npreloads], *tailp, *scanp;
+  struct list head[2 + npreloads], *tailp, *scanp;
   struct list duphead, *duptailp;
-  unsigned int nlist;
   unsigned int nduplist;
+  unsigned int nlist, naux, i;
+  inline void preload (struct link_map *map)
+    {
+      head[nlist].next = &head[nlist + 1];
+      head[nlist++].map = map;
 
-  /* Start the search list with one element: MAP itself.  */
-  head[0].map = map;
+      /* We use `l_reserved' as a mark bit to detect objects we have
+	 already put in the search list and avoid adding duplicate
+	 elements later in the list.  */
+      map->l_reserved = 1;
+    }
 
-  /* We use `l_reserved' as a mark bit to detect objects we have already
-     put in the search list and avoid adding duplicate elements later in
-     the list.  */
-  map->l_reserved = 1;
+  naux = nlist = 0;
 
-  /* Add the preloaded items after MAP but before any of its dependencies.  */
-  for (nlist = 0; nlist < npreloads; ++nlist)
+#define AUXTAG	(DT_NUM + DT_PROCNUM + DT_EXTRATAGIDX (DT_AUXILIARY))
+
+  if (map->l_info[AUXTAG])
     {
-      head[nlist].next = &head[nlist + 1];
-      head[nlist + 1].map = preloads[nlist];
-      preloads[nlist]->l_reserved = 1;
+      /* There is an auxiliary library specified.  We try to load it,
+	 and if we can, use its symbols in preference to our own.
+	 But if we can't load it, we just silently ignore it.
+	 XXX support multiple DT_AUXILIARYs?
+       */
+      struct link_map *aux;
+      void openaux (void)
+	{
+	  const char *strtab
+	    = ((void *) map->l_addr + map->l_info[DT_STRTAB]->d_un.d_ptr);
+	  aux = _dl_map_object (map, strtab + map->l_info[AUXTAG]->d_un.d_val,
+				map->l_type == lt_executable ? lt_library :
+				map->l_type, trace_mode);
+	}
+      char *errstring;
+      const char *objname;
+      if (! _dl_catch_error (&errstring, &objname, &openaux))
+	{
+	  /* The auxiliary object is actually there.  Use it
+	     as the first search element, even before MAP itself.  */
+	  preload (aux);
+	  naux = 1;
+	}
     }
 
+  /* Start the search list with one element: MAP itself.  */
+  preload (map);
+
+  /* Add the preloaded items after MAP but before any of its dependencies.  */
+  for (i = 0; i < npreloads; ++i)
+    preload (preloads[i]);
+
   /* Terminate the lists.  */
-  head[nlist].next = NULL;
+  head[nlist - 1].next = NULL;
   duphead.next = NULL;
 
   /* Start here for adding dependencies to the list.  */
-  tailp = &head[nlist++];
+  tailp = &head[nlist - 1];
 
   /* Until now we have the same number of libraries in the normal and
      the list with duplicates.  */
@@ -104,7 +136,7 @@ _dl_map_object_deps (struct link_map *map,
 		    dep->l_reserved = 1;
 		  }
 
-		/* In any case Append DEP to the duplicates search list.  */
+		/* In any case append DEP to the duplicates search list.  */
 		duptailp->next = alloca (sizeof *duptailp);
 		duptailp = duptailp->next;
 		duptailp->map = dep;
@@ -117,6 +149,9 @@ _dl_map_object_deps (struct link_map *map,
   /* Store the search list we built in the object.  It will be used for
      searches in the scope of this object.  */
   map->l_searchlist = malloc (nlist * sizeof (struct link_map *));
+  if (map->l_searchlist == NULL)
+    _dl_signal_error (ENOMEM, map->l_name,
+		      "cannot allocate symbol search list");
   map->l_nsearchlist = nlist;
 
   nlist = 0;
@@ -130,9 +165,12 @@ _dl_map_object_deps (struct link_map *map,
     }
 
   map->l_dupsearchlist = malloc (nduplist * sizeof (struct link_map *));
+  if (map->l_dupsearchlist == NULL)
+    _dl_signal_error (ENOMEM, map->l_name,
+		      "cannot allocate symbol search list");
   map->l_ndupsearchlist = nduplist;
 
-  for (nlist = 0; nlist < npreloads + 1; ++nlist)
+  for (nlist = 0; nlist < naux + 1 + npreloads; ++nlist)
     map->l_dupsearchlist[nlist] = head[nlist].map;
   for (scanp = duphead.next; scanp; scanp = scanp->next)
     map->l_dupsearchlist[nlist++] = scanp->map;

elf/dl-error.c

@@ -1,5 +1,5 @@
 /* Error handling for runtime dynamic linker.
-   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996, 1997 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
@@ -76,21 +76,22 @@ _dl_catch_error (char **errstring,
 		 void (*operate) (void))
 {
   int errcode;
-  struct catch c = { errstring: NULL, objname: NULL };
+  struct catch *old, c = { errstring: NULL, objname: NULL };
 
+  old = catch;
   errcode = setjmp (c.env);
   if (errcode == 0)
     {
       catch = &c;
       (*operate) ();
-      catch = NULL;
+      catch = old;
       *errstring = NULL;
       *objname = NULL;
       return 0;
     }
 
   /* We get here only if we longjmp'd out of OPERATE.  */
-  catch = NULL;
+  catch = old;
   *errstring = c.errstring;
   *objname = c.objname;
   return errcode == -1 ? 0 : errcode;

elf/dynamic-link.h

@@ -1,5 +1,5 @@
 /* Inline functions for dynamic linking.
-   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996, 1997 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
@@ -25,11 +25,12 @@
 /* Read the dynamic section at DYN and fill in INFO with indices DT_*.  */
 
 static inline void __attribute__ ((unused))
-elf_get_dynamic_info (ElfW(Dyn) *dyn, ElfW(Dyn) *info[DT_NUM + DT_PROCNUM])
+elf_get_dynamic_info (ElfW(Dyn) *dyn,
+		      ElfW(Dyn) *info[DT_NUM + DT_PROCNUM + DT_EXTRANUM])
 {
   unsigned int i;
 
-  for (i = 0; i < DT_NUM + DT_PROCNUM; ++i)
+  for (i = 0; i < DT_NUM + DT_PROCNUM + DT_EXTRANUM; ++i)
     info[i] = NULL;
 
   if (! dyn)
@@ -42,6 +43,8 @@ elf_get_dynamic_info (ElfW(Dyn) *dyn, ElfW(Dyn) *info[DT_NUM + DT_PROCNUM])
       else if (dyn->d_tag >= DT_LOPROC &&
 	       dyn->d_tag < DT_LOPROC + DT_PROCNUM)
 	info[dyn->d_tag - DT_LOPROC + DT_NUM] = dyn;
+      else if ((Elf32_Word) DT_EXTRATAGIDX (dyn->d_tag) < DT_EXTRANUM)
+	info[DT_EXTRATAGIDX (dyn->d_tag) + DT_NUM + DT_PROCNUM] = dyn;
       else
 	assert (! "bad dynamic tag");
       dyn++;

elf/elf.h

@@ -1,5 +1,5 @@
 /* This file defines standard ELF types, structures, and macros.
-   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ian Lance Taylor <ian@cygnus.com>.
 
@@ -464,6 +464,14 @@ typedef struct
 #define DT_HIPROC	0x7fffffff	/* End of processor-specific */
 #define	DT_PROCNUM	DT_MIPS_NUM	/* Most used by any processor */
 
+/* Sun added these machine-independent extensions in the "processor-specific"
+   range.  Be compatible.  */
+#define DT_AUXILIARY    0x7ffffffd      /* Shared object to load before self */
+#define DT_FILTER       0x7fffffff      /* Shared object to get values from */
+#define DT_EXTRATAGIDX(tag)	((Elf32_Word)-((Elf32_Sword) (tag) <<1>>1)-1)
+#define DT_EXTRANUM	3
+
+
 /* Auxiliary vector.  */
 
 /* This vector is normally only used by the program interpreter.  The