Update.

1998-07-08 22:18  Ulrich Drepper  <drepper@cygnus.com>

	* elf/Versions: Add _dl_mcount_wrapper_check.
	* elf/dlfcn.h (DL_CALL_FCT): Don't test _dl_profile_map, simply use
	_dl_mcount_wrapper_check.
	* iconv/skeleton.c: Use DL_CALL_FCT, not _CALL_DL_FCT.

	* elf/dl-reloc.c (_dl_relocate_object): Don't declare using
	internal_function.
	* elf/ldsodefs.h: Likewise.

	* io/fcntl.h: Define SEEK_SET, SEEK_CUR, and SEEK_END.

	* libio/stdio.h: Make sure va_list is defined for X/Open.
	Define P_tmpdir for X/Open.

	* posix/regex.h: Fix typo.

	* posix/unistd.h: Define intptr_t if not already happened.
	Add pthread_atfork prototype.
	* sysdeps/generic/bits/types.h: Define __intptr_t.
	* sysdeps/unix/sysv/linux/alpha/bits/types.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/types.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/mips/types.h: Likewise.
	* sysdeps/unix/sysv/linux/bits/sparc/sparc64/types.h: Likewise.
	* sysdeps/unix/sysv/sysv4/solaris2/bits/types.h: Likewise.
	* sysdeps/wordsize-32/stdint.h: Don't define intptr_t if already done.
	* sysdeps/wordsize-64/stdint.h: Likewise.

	* posix/bits/posix1_lim.h: Define _POSIX_CLOCKRES_MIN.

	* signal/Makefile (headers): Add bits/sigthread.h.
	* signal/signal.h: Include bits/sigthread.h.
	* sysdeps/generic/bits/sigthread.h: New file.

	* stdlib/stdlib.h: Declare rand_r use __USE_POSIX.

	* sysdeps/generic/bits/confname.h: Define _PC_FILESIZEBITS.
	* sysdeps/posix/pathconf.c: Handle _PC_FILESIZEBITS.
	* sysdeps/unix/sysv/linux/alpha/fpathconf.c: New file.
	* sysdeps/unix/sysv/linux/alpha/pathconf.c: New file.

	* sysdeps/generic/bits/dlfcn.h: Define RTLD_LOCAL.

	* elf/rtld.c: Remove preloading and loadpath variables in SUID
	programs.
	* sysdeps/generic/dl-sysdep.c: Define unsetenv.
	* sysdeps/unix/sysv/linux/i386/dl-librecon.h: Define other envvar
	names.

	* sysdeps/unix/sysv/linux/bits/errno.h: Define ECANCELED.

	* sysdeps/unix/sysv/linux/bits/fcntl.h: Define O_RSYNC and O_DSYNC.
	Remove O_READ and O_WRITE definition.

	* sysdeps/unix/sysv/linux/bits/resource.h: Define RLIM_SAVED_MAX
	and RLIM_SAVED_CUR.

	* sysdeps/unix/sysv/linux/fstatvfs.h: Handle UFS filesystem.

1998-07-06  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makerules ($(common-objpfx)sysd-versions): Expect awk script in
	scripts directory.  Pass move-if-change to awk.
	(common-generated): Add $(version-maps) and sysd-versions.
	* versions.awk: Moved to...
	* scripts/versions.awk: ... here.  Use move-if-change to void
	touching unchanged files.  Print "version-maps = ..." instead of
	"all-version-maps = ..." and without $(common-objpfx).  Explain
	expected variable names.
	* Makefile (distribute): Updated.

1998-07-06  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* misc/getttyent.c (getttyent): Don't return with locked stream.
	* misc/mntent_r.c (__getmntent_r): Likewise.

1998-07-07 18:24  Ulrich Drepper  <drepper@cygnus.com>

	* libio/fileops.c (_IO_do_write): Don't shrink wwrite buffer to zero
	if stream is line buffered.
	(_io_file_overflow): Likewise.
	* libio/libio.h (_IO_putc_unlocked): Make sure that for line-buffered
	streams writing '\n' flushes the string.

ChangeLog

@@ -1,3 +1,88 @@
+1998-07-08 22:18  Ulrich Drepper  <drepper@cygnus.com>
+
+	* elf/Versions: Add _dl_mcount_wrapper_check.
+	* elf/dlfcn.h (DL_CALL_FCT): Don't test _dl_profile_map, simply use
+	_dl_mcount_wrapper_check.
+	* iconv/skeleton.c: Use DL_CALL_FCT, not _CALL_DL_FCT.
+
+	* elf/dl-reloc.c (_dl_relocate_object): Don't declare using
+	internal_function.
+	* elf/ldsodefs.h: Likewise.
+
+	* io/fcntl.h: Define SEEK_SET, SEEK_CUR, and SEEK_END.
+
+	* libio/stdio.h: Make sure va_list is defined for X/Open.
+	Define P_tmpdir for X/Open.
+
+	* posix/regex.h: Fix typo.
+
+	* posix/unistd.h: Define intptr_t if not already happened.
+	Add pthread_atfork prototype.
+	* sysdeps/generic/bits/types.h: Define __intptr_t.
+	* sysdeps/unix/sysv/linux/alpha/bits/types.h: Likewise.
+	* sysdeps/unix/sysv/linux/bits/types.h: Likewise.
+	* sysdeps/unix/sysv/linux/bits/mips/types.h: Likewise.
+	* sysdeps/unix/sysv/linux/bits/sparc/sparc64/types.h: Likewise.
+	* sysdeps/unix/sysv/sysv4/solaris2/bits/types.h: Likewise.
+	* sysdeps/wordsize-32/stdint.h: Don't define intptr_t if already done.
+	* sysdeps/wordsize-64/stdint.h: Likewise.
+
+	* posix/bits/posix1_lim.h: Define _POSIX_CLOCKRES_MIN.
+
+	* signal/Makefile (headers): Add bits/sigthread.h.
+	* signal/signal.h: Include bits/sigthread.h.
+	* sysdeps/generic/bits/sigthread.h: New file.
+
+	* stdlib/stdlib.h: Declare rand_r use __USE_POSIX.
+
+	* sysdeps/generic/bits/confname.h: Define _PC_FILESIZEBITS.
+	* sysdeps/posix/pathconf.c: Handle _PC_FILESIZEBITS.
+	* sysdeps/unix/sysv/linux/alpha/fpathconf.c: New file.
+	* sysdeps/unix/sysv/linux/alpha/pathconf.c: New file.
+
+	* sysdeps/generic/bits/dlfcn.h: Define RTLD_LOCAL.
+
+	* elf/rtld.c: Remove preloading and loadpath variables in SUID
+	programs.
+	* sysdeps/generic/dl-sysdep.c: Define unsetenv.
+	* sysdeps/unix/sysv/linux/i386/dl-librecon.h: Define other envvar
+	names.
+
+	* sysdeps/unix/sysv/linux/bits/errno.h: Define ECANCELED.
+
+	* sysdeps/unix/sysv/linux/bits/fcntl.h: Define O_RSYNC and O_DSYNC.
+	Remove O_READ and O_WRITE definition.
+
+	* sysdeps/unix/sysv/linux/bits/resource.h: Define RLIM_SAVED_MAX
+	and RLIM_SAVED_CUR.
+
+	* sysdeps/unix/sysv/linux/fstatvfs.h: Handle UFS filesystem.
+
+1998-07-06  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>
+
+	* Makerules ($(common-objpfx)sysd-versions): Expect awk script in
+	scripts directory.  Pass move-if-change to awk.
+	(common-generated): Add $(version-maps) and sysd-versions.
+	* versions.awk: Moved to...
+	* scripts/versions.awk: ... here.  Use move-if-change to void
+	touching unchanged files.  Print "version-maps = ..." instead of
+	"all-version-maps = ..." and without $(common-objpfx).  Explain
+	expected variable names.
+	* Makefile (distribute): Updated.
+
+1998-07-06  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>
+
+	* misc/getttyent.c (getttyent): Don't return with locked stream.
+	* misc/mntent_r.c (__getmntent_r): Likewise.
+
+1998-07-07 18:24  Ulrich Drepper  <drepper@cygnus.com>
+
+	* libio/fileops.c (_IO_do_write): Don't shrink wwrite buffer to zero
+	if stream is line buffered.
+	(_io_file_overflow): Likewise.
+	* libio/libio.h (_IO_putc_unlocked): Make sure that for line-buffered
+	streams writing '\n' flushes the string.
+
 1998-07-07 17:28  Ulrich Drepper  <drepper@cygnus.com>
 
 	* elf/dl-profstub.c (_dl_profile_map): Only declare variable here.

Makefile

@@ -246,11 +246,11 @@ distribute  :=	README README.libm INSTALL FAQ FAQ.in NOTES NEWS BUGS	\
 		Makefile.in sysdep.h set-hooks.h libc-symbols.h		\
 		version.h shlib-versions rpm/Makefile rpm/template	\
 		rpm/rpmrc glibcbug.in abi-tags stub-tag.h		\
-		test-skeleton.c include/des.h Versions.def versions.awk \
+		test-skeleton.c include/des.h Versions.def		\
 		$(addprefix scripts/,					\
 			    rellns-sh config.sub config.guess		\
 			    mkinstalldirs move-if-change install-sh	\
-			    test-installation.pl gen-FAQ.pl)
+			    test-installation.pl gen-FAQ.pl versions.awk)
 
 distribute := $(strip $(distribute))
 generated := $(generated) stubs.h

Makerules

@@ -279,13 +279,18 @@ endif
 # Generate version maps.
 ifeq ($(versioning),yes)
 -include $(common-objpfx)sysd-versions
-$(common-objpfx)sysd-versions: $(..)Versions.def $(..)versions.awk \
+$(addprefix $(common-objpfx),$(version-maps)): $(common-objpfx)sysd-versions
+generated += $(versin-maps)
+
+ifndef avoid-generated
+$(common-objpfx)sysd-versions: $(..)Versions.def $(..)scripts/versions.awk \
 			       $(wildcard $(all-subdirs:%=$(..)%/Versions)) \
 			       $(wildcard $(+sysdep_dirs:%=%/Versions))
 	$(AWK) -v buildroot=$(common-objpfx) -v defsfile=$< \
+	       -v move_if_change='$(move-if-change)' \
 	       -f $(filter-out $<,$^) > $@T
 	mv -f $@T $@
-$(all-version-maps): $(common-objpfx)sysd-versions
+endif
 endif
 
 ifndef compile-command.S

bits/confname.h

@@ -1,5 +1,5 @@
 /* `sysconf', `pathconf', and `confstr' NAME values.  Generic version.
-   Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1993, 1995, 1996, 1997, 1998 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
@@ -48,8 +48,10 @@ enum
 #define	_PC_ASYNC_IO			_PC_ASYNC_IO
     _PC_PRIO_IO,
 #define	_PC_PRIO_IO			_PC_PRIO_IO
-    _PC_SOCK_MAXBUF
+    _PC_SOCK_MAXBUF,
 #define	_PC_SOCK_MAXBUF			_PC_SOCK_MAXBUF
+    _PC_FILESIZEBITS
+#define _PC_FILESIZEBITS		_PC_FILESIZEBITS
   };
 
 /* Values for the argument to `sysconf'.  */

bits/dlfcn.h

@@ -1,5 +1,5 @@
 /* System dependand definitions for run-time dynamic loading.
-   Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998 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
@@ -30,3 +30,8 @@
    the symbols of the loaded object and its dependencies are made
    visible as if the object were linked directly into the program.  */
 #define RTLD_GLOBAL	0x100
+
+/* Unix98 demands the following flag which is the inverse to RTLD_GLOBAL.
+   The implementation does this by default and so we can define the
+   value to zero.  */
+#define RTLD_LOCAL	0

bits/sigthread.h

@@ -0,0 +1,24 @@
+/* Signal handling function for threaded programs.
+   Copyright (C) 1998 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.  */
+
+#ifndef _SIGNAL_H
+# error "Never include this file directly.  Use <signal.h> instead"
+#endif
+
+/* There are none available in this configuration.  */

bits/types.h

@@ -115,4 +115,7 @@ typedef __u_quad_t __fsfilcnt64_t;
 typedef int __t_scalar_t;
 typedef unsigned int __t_uscalar_t;
 
+/* This definition makes this file kind of architecture dependent.  */
+typedef long int __intptr_t;
+
 #endif /* bits/types.h */

elf/Versions

@@ -21,7 +21,7 @@ libc {
     _dl_profile; _dl_profile_map; _dl_profile_output; _dl_start_profile;
 
     # functions used in other libraries
-    _dl_mcount; _dl_mcount_wrapper;
+    _dl_mcount; _dl_mcount_wrapper; _dl_mcount_wrapper_check;
   }
 }
 

elf/dl-reloc.c

@@ -27,7 +27,6 @@
 
 
 void
-internal_function
 _dl_relocate_object (struct link_map *l, struct link_map *scope[], int lazy,
 		     int consider_profiling)
 {

elf/dlfcn.h

@@ -82,13 +82,9 @@ extern int dladdr __P ((const void *__address, Dl_info *__info));
         foo = DL_CALL_FCT (fctp, (arg1, arg2));
 */
 # if __GNUC__ >= 2
-/* Do not ever use this variable directly, it is internal!  */
-extern struct link_map *_dl_profile_map;
-
 #  define DL_CALL_FCT(fctp, args) \
-  (__extension__ ({ if (_dl_profile_map != NULL)			      \
-		      _dl_mcount_wrapper_check (fctp);			      \
-		    (*fctp) args; })
+  (__extension__ ({ _dl_mcount_wrapper_check (fctp);			      \
+		    (*fctp) args; }))
 # else
 /* This feature is not available without GCC.  */
 #  define DL_CALL_FCT(fctp, args) (*fctp) args

elf/ldsodefs.h

@@ -365,8 +365,7 @@ extern struct link_map *_dl_new_object (char *realname, const char *libname,
    If LAZY is nonzero, don't relocate its PLT.  */
 extern void _dl_relocate_object (struct link_map *map,
 				 struct link_map *scope[],
-				 int lazy, int consider_profiling)
-     internal_function;
+				 int lazy, int consider_profiling);
 
 /* Check the version dependencies of all objects available through
    MAP.  If VERBOSE print some more diagnostics.  */

elf/rtld.c

@@ -1193,6 +1193,29 @@ process_envvars (enum mode *modep, int *lazyp)
 	}
     }
 
+  /* Extra security for SUID binaries.  Remove all dangerous environment
+     variables.  */
+  if (__libc_enable_secure)
+    {
+      static const char *unsecure_envvars[] =
+      {
+#ifdef EXTRA_UNSECURE_ENVVARS
+	EXTRA_UNSECURE_ENVVARS
+#endif
+      };
+      size_t cnt;
+
+      if (preloadlist != NULL)
+	unsetenv ("LD_PRELOAD");
+      if (library_path != NULL)
+	unsetenv ("LD_LIBRARY_PATH");
+
+      for (cnt = 0;
+	   cnt < sizeof (unsecure_envvars) / sizeof (unsecure_envvars[0]);
+	   ++cnt)
+	unsetenv (unsecure_envvars[cnt]);
+    }
+
   /* If we have to run the dynamic linker in debugging mode and the
      LD_DEBUG_OUTPUT environment variable is given, we write the debug
      messages to this file.  */

iconv/skeleton.c

@@ -77,6 +77,7 @@
  */
 
 #include <assert.h>
+#include <dlfcn.h>
 #include <gconv.h>
 #include <string.h>
 #define __need_size_t
@@ -219,8 +220,8 @@ FUNCTION_NAME (struct gconv_step *step, struct gconv_step_data *data,
 	  if (status == GCONV_OK)
 #endif
 	    /* Give the modules below the same chance.  */
-	    status = _CALL_DL_FCT (fct, (next_step, next_data, NULL, NULL,
-					 written, 1));
+	    status = DL_CALL_FCT (fct, (next_step, next_data, NULL, NULL,
+					written, 1));
 	}
     }
   else
@@ -286,8 +287,8 @@ FUNCTION_NAME (struct gconv_step *step, struct gconv_step_data *data,
 	      const char *outerr = data->outbuf;
 	      int result;
 
-	      result = _CALL_DL_FCT (fct, (next_step, next_data, &outerr,
-					   outbuf, written, 0));
+	      result = DL_CALL_FCT (fct, (next_step, next_data, &outerr,
+					  outbuf, written, 0));
 
 	      if (result != GCONV_EMPTY_INPUT)
 		{

io/fcntl.h

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 92, 94, 95, 96, 97 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 94, 95, 96, 97, 98 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
@@ -48,6 +48,13 @@ __BEGIN_DECLS
 # endif
 #endif /* Use misc.  */
 
+/* XPG wants the following symbols.  */
+#ifdef __USE_XOPEN		/* <stdio.h> has the same definitions.  */
+# define SEEK_SET	0	/* Seek from beginning of file.  */
+# define SEEK_CUR	1	/* Seek from current position.  */
+# define SEEK_END	2	/* Seek from end of file.  */
+#endif	/* XPG */
+
 /* Do the file control operation described by CMD on FD.
    The remaining arguments are interpreted depending on CMD.  */
 extern int __fcntl __P ((int __fd, int __cmd, ...));

libio/fileops.c

@@ -316,7 +316,7 @@ _IO_do_write (fp, data, to_do)
     fp->_cur_column = _IO_adjust_column (fp->_cur_column - 1, data, to_do) + 1;
   _IO_setg (fp, fp->_IO_buf_base, fp->_IO_buf_base, fp->_IO_buf_base);
   fp->_IO_write_base = fp->_IO_write_ptr = fp->_IO_buf_base;
-  fp->_IO_write_end = ((fp->_flags & (_IO_LINE_BUF+_IO_UNBUFFERED))
+  fp->_IO_write_end = ((fp->_flags & (_IO_UNBUFFERED))
 		       ? fp->_IO_buf_base : fp->_IO_buf_end);
   return count != to_do ? EOF : 0;
 }
@@ -410,7 +410,7 @@ _IO_file_overflow (f, ch)
       f->_IO_write_end = f->_IO_buf_end;
       f->_IO_read_base = f->_IO_read_ptr = f->_IO_read_end;
 
-      if (f->_flags & (_IO_LINE_BUF+_IO_UNBUFFERED))
+      if (f->_flags & (_IO_UNBUFFERED))
 	f->_IO_write_end = f->_IO_write_ptr;
       f->_flags |= _IO_CURRENTLY_PUTTING;
     }

libio/libio.h

@@ -287,10 +287,23 @@ extern int __overflow __P ((_IO_FILE *, int));
 	  && __underflow (_fp) == EOF ? EOF \
 	: *(unsigned char *) (_fp)->_IO_read_ptr)
 
-#define _IO_putc_unlocked(_ch, _fp) \
+#ifdef __GNUC__
+# define _IO_putc_unlocked(_ch, _fp) \
+  (__extension__ \
+   ({ unsigned char _chl = (_ch); \
+      (((_fp)->_IO_write_ptr >= (_fp)->_IO_write_end \
+	|| (_chl == '\n' && ((_fp)->_flags & _IO_LINE_BUF))) \
+       ? __overflow (_fp, (unsigned char) _chl) \
+       : (unsigned char) (*(_fp)->_IO_write_ptr++ = _chl)); }))
+#else
+# define _IO_putc_unlocked(_ch, _fp) \
    (((_fp)->_IO_write_ptr >= (_fp)->_IO_write_end) \
     ? __overflow (_fp, (unsigned char) (_ch)) \
-    : (unsigned char) (*(_fp)->_IO_write_ptr++ = (_ch)))
+    : ((unsigned char) (*(_fp)->_IO_write_ptr = (_ch)) == '\n' \
+       && ((_fp)->_flags & _IO_LINE_BUF) \
+       ? __overflow (_fp, (unsigned char) *(_fp)->_IO_write_ptr) \
+       : (unsigned char) (*(_fp)->_IO_write_ptr++)))
+#endif
 
 #define _IO_feof_unlocked(__fp) (((__fp)->_flags & _IO_EOF_SEEN) != 0)
 #define _IO_ferror_unlocked(__fp) (((__fp)->_flags & _IO_ERR_SEEN) != 0)

libio/stdio.h

@@ -32,7 +32,9 @@ __BEGIN_DECLS
 # define __need_NULL
 # include <stddef.h>
 
-# define __need___va_list
+# ifndef __USE_XOPEN
+#  define __need___va_list
+# endif
 # include <stdarg.h>
 
 # include <bits/types.h>
@@ -111,7 +113,7 @@ extern void __libc_fatal __P ((__const char *__message))
 #define SEEK_END	2	/* Seek from end of file.  */
 
 
-#ifdef	__USE_SVID
+#if defined __USE_SVID || defined __USE_XOPEN
 /* Default path prefix for `tempnam' and `tmpnam'.  */
 # define P_tmpdir	"/tmp"
 #endif

linuxthreads/ChangeLog

@@ -1,3 +1,12 @@
+1998-07-08 22:26  Ulrich Drepper  <drepper@cygnus.com>
+
+	* Versions: Add pthread_mutexattr_gettype, pthread_mutexattr_settype.
+	* mutex.c: Define weak alias pthread_mutexattr_gettype and
+	pthread_mutexattr_settype.
+	* sysdeps/pthread/pthread.h: Declare these functions.
+	Move pthread_sigmask and pthread_kill declaration in separate header.
+	* sysdeps/unix/sysv/linux/bits/sigthread.h: New file.
+
 1998-07-07 15:20  Ulrich Drepper  <drepper@cygnus.com>
 
 	* Makefile: Add rules to compile and run tests.

linuxthreads/Versions

@@ -91,5 +91,7 @@ libpthread {
     pthread_attr_getstacksize; pthread_attr_setstacksize;
 
     pthread_getconcurrency; pthread_setconcurrency;
+
+    pthread_mutexattr_gettype; pthread_mutexattr_settype;
   }
 }