*** empty log message ***

configure1.in

@@ -43,7 +43,7 @@ These options have reasonable defaults (in []s), and may not be needed:
   -cc=COMPILER - Which compiler to use.  Defaults to gcc if available.
   -libdir=DIR - where to look for arch-dependent library files
   -datadir=DIR - where to look for architecture-independent library files
-  -installbin=DIR - where to install the Emacs executable, and some friends
+  -bindir=DIR - where to install the Emacs executable, and some friends
   -lisppath=PATH - colon-separated list of Elisp directories
   -lockdir=DIR - where Emacs should do its file-locking stuff
   -window_system=none or [x11, if it is installed] - what window system to use
@@ -51,7 +51,7 @@ These options have reasonable defaults (in []s), and may not be needed:
   -gnu_malloc=[yes] or no - use the GNU memory allocator
   -rel_alloc=[yes] or no - use compacting allocator for buffers
   -highpri=N - run at N points higher-than-normal priority
-  -lisp_float_type=[yes] or no - Support floating point in Elisp
+  -lisp_float_type=[yes] or no - Support native floating point in Elisp
 If successful, ${progname} leaves its status in config.status.  If
 unsuccessful after disturbing the status quo, config.status is removed."
 
@@ -65,7 +65,7 @@ options=":\
 usage:help:\
 machine:opsystem:\
 g:O:cc:\
-libroot:datadir:libdir:installbin:lisppath:lockdir:\
+libroot:datadir:libdir:bindir:lisppath:lockdir:\
 gnu_malloc:rel_alloc:highpri:lisp_float_type:\
 window_system:have_x_menu:\
 "
@@ -82,7 +82,7 @@ c_switch_site:sigtype:\
 "
 
 libroot=
-installbin=/usr/local/bin
+bindir=/usr/local/bin
 gnu_malloc=yes
 lisp_float_type=yes
 
@@ -406,7 +406,7 @@ echo "Editing ./Makefile..."
 tempMakefile="tempMakefile"$$
 /bin/sed < Makefile > ${tempMakefile}			\
 -e 's;^\(LIBROOT=\).*$;\1'"${libroot};"			\
--e 's;^\(INSTALLBIN=\).*$;\1'"${installbin};"		\
+-e 's;^\(BINDIR=\).*$;\1'"${bindir};"			\
 -e 's;^\(LISPPATH=\).*$;\1'"${lisppath};"		\
 -e 's;^\(DATADIR=\).*$;\1'"${datadir};"			\
 -e 's;^\(LOCKDIR=\).*$;\1'"${lockdir};"			\
@@ -418,7 +418,7 @@ echo "Editing ./build-install..."
 tempbi="tempbi"$$
 /bin/sed < build-install > ${tempbi}		\
 -e 's;^\(LIBROOT=\).*$;\1'"${libroot};"		\
--e 's;^\(BINDIR=\).*$;\1'"${installbin};"	\
+-e 's;^\(BINDIR=\).*$;\1'"${bindir};"	\
 -e 's;^\(LISPPATH=\).*$;\1'"${lisppath};"	\
 -e 's;^\(DATADIR=\).*$;\1'"${datadir};"		\
 -e 's;^\(LOCKDIR=\).*$;\1'"${lockdir};"		\
@@ -442,30 +442,60 @@ tempMakefile="tempMakefile"$$
 -e 's;^\(CC=\).*$;\1'"${cc};"
 mv ${tempMakefile} lib-src/Makefile
 
-# Document the damage we have done.
+# Create a verbal description of what we have done.
+message="# Configured for machine \`${machine}' running \`${opsystem}'.
+# The following values have been set in ./Makefile and ./build-install:
+#   Executables will be placed in
+#         ${bindir}.
+#   Emacs's lisp search path will be
+#         \`${lisppath}'.
+#   Emacs will look for its architecture-independent data in
+#         ${datadir}.
+#   Emacs will look for its utility programs and other architecture-
+#   dependent data in
+#         ${libdir}.
+#   Emacs will keep track of file-locking in
+#         ${lockdir}.
+# The following values have been set in src/config.h:
+#   At how much higher than normal priority should Emacs run? ${highpri-none}
+#   Should Emacs use the GNU version of malloc?             ${gnu_malloc}${gnu_malloc_reason}
+#   Should Emacs use the relocating allocator for buffers?  ${rel_alloc}
+#   Should Emacs support a floating point Elisp type?       ${lisp_float_type}
+#   What window system should Emacs use?                    ${window_system}
+#   Should Emacs support mouse menus, which require X11?    ${have_x_menu}
+#   What compiler should emacs be built with?               ${cc}
+#   Should the compilation use \`-g' and/or \`-O'?           ${c_switch_site- neither}"
+
+# Document the damage we have done by writing config.status.
+
+echo '#!/bin/sh' > config.status
+
+echo "# This file is generated by \`${progname}.'
+# If you are thinking about editing it, you should seriously consider
+# running \`${progname}' instead.
+" >> config.status
+echo "${message}" >> config.status
+echo "'${progname}' \\
+	-machine='${machine}' \\ 
+	-opsystem='${opsystem}' \\
+        -g=${g} \\
+	-O=${O} \\
+	-cc=${cc} \\
+	-libdir='${libdir}' \\
+	-datadir='${datadir}' \\
+	-bindir='${bindir}' \\
+	-lisppath='${lisppath}' \\
+	-lockdir='${lockdir}' \\
+	-window_system='${window_system}' \\
+	-have_x_menu='${have_x_menu}' \\
+	-gnu_malloc='${gnu_malloc}'
+	-rel_malloc='${rel_alloc}' \\
+	-highpri='${highpri}' \\
+	-lisp_float_type='${lisp_float_type}'" >> config.status
+chmod +x config.status
+
+# Print the description.
 echo
-echo "Configured for machine \`${machine}' running \`${opsystem}'.
-The following values have been set in ./Makefile and ./build-install:
-  Executables will be placed in
-	  ${installbin}.
-  Emacs's lisp search path will be
-	  \`${lisppath}'.
-  Emacs will look for its architecture-independent data in
-	  ${datadir}.
-  Emacs will look for its utility programs and other architecture-
-  dependent data in
-	  ${libdir}.
-  Emacs will keep track of file-locking in
-	  ${lockdir}.
-The following values have been set in src/config.h:
-  At how much higher than normal priority should Emacs run? ${highpri-none}
-  Should Emacs use the GNU version of malloc?		    ${gnu_malloc}${gnu_malloc_reason}
-  Should Emacs use the relocating allocator for buffers?    ${rel_alloc}
-  Should Emacs support a floating point Elisp type?	    ${lisp_float_type}
-  What window system should Emacs use?			    ${window_system}
-  Should Emacs support mouse menus, which require X11?	    ${have_x_menu}
-  What compiler should emacs be built with?                 ${cc}
-  Should the compilation use \`-g' and/or \`-O'?             ${c_switch_site- neither}" \
-| tee config.status 1>&2
+echo "${message}" | sed -e 's/^# //'
 
 exit 0

lisp/files.el

 ;; File input and output commands for Emacs
-;; Copyright (C) 1985, 1986, 1987 Free Software Foundation, Inc.
+;; Copyright (C) 1985, 1986, 1987, 1992 Free Software Foundation, Inc.
 
 ;; This file is part of GNU Emacs.
 
@@ -147,7 +147,19 @@ functions are called.")
 (defvar write-file-hooks nil
   "List of functions to be called before writing out a buffer to a file.
 If one of them returns non-nil, the file is considered already written
-and the rest are not called.")
+and the rest are not called.
+These hooks are considered to pertain to the visited file.
+So this list is cleared if you change the visited file name.
+See also `write-contents-hooks'.")
+
+(defvar write-contents-hooks nil
+  "List of functions to be called before writing out a buffer to a file.
+If one of them returns non-nil, the file is considered already written
+and the rest are not called.
+These hooks are considered to pertain to the buffer's contents,
+not to the particular visited file; thus, `set-visited-file-name' does
+not clear this variable, but changing the major mode does clear it.
+See also `write-file-hooks'.")
 
 (defconst enable-local-variables t
   "*Control use of local-variables lists in files you visit.
@@ -932,7 +944,7 @@ the last real save, but optional arg FORCE non-nil means delete anyway."
 	       (save-excursion
 		 (goto-char (point-max))
 		 (insert ?\n)))
-	  (let ((hooks write-file-hooks)
+	  (let ((hooks (append write-contents-hooks write-file-hooks))
 		(done nil))
 	    (while (and hooks
 			(not (setq done (funcall (car hooks)))))
@@ -1127,22 +1139,21 @@ or multiple mail buffers, etc."
 Gets two args, first the nominal file name to use,
 and second, t if reading the auto-save file.")
 
-(defun revert-buffer (&optional arg noconfirm)
+(defun revert-buffer (&optional check-auto noconfirm)
   "Replace the buffer text with the text of the visited file on disk.
 This undoes all changes since the file was visited or saved.
-If latest auto-save file is more recent than the visited file,
-asks user whether to use that instead.
-
-Optional first argument ARG means don't offer to use auto-save file.
-This is the prefix arg when called interactively.
+With a prefix argument, offer to revert from latest auto-save file, if
+that is more recent than the visited file.
+When called from lisp, this is the first argument, CHECK-AUTO; it is optional.
 Optional second argument NOCONFIRM means don't ask for confirmation at all.
 
-If `revert-buffer-function' value is non-nil, it is called to do the work."
+If the value of `revert-buffer-function' is non-nil, it is called to
+do the work."
   (interactive "P")
   (if revert-buffer-function
-      (funcall revert-buffer-function arg noconfirm)
+      (funcall revert-buffer-function (not check-auto) noconfirm)
     (let* ((opoint (point))
-	   (auto-save-p (and (null arg) (recent-auto-save-p)
+	   (auto-save-p (and check-auto (recent-auto-save-p)
 			     buffer-auto-save-file-name
 			     (file-readable-p buffer-auto-save-file-name)
 			     (y-or-n-p

src/search.c

@@ -1254,7 +1254,7 @@ syms_of_search ()
   register int i;
 
   searchbuf.allocated = 100;
-  searchbuf.buffer = (char *) malloc (searchbuf.allocated);
+  searchbuf.buffer = (unsigned char *) malloc (searchbuf.allocated);
   searchbuf.fastmap = search_fastmap;
 
   Qsearch_failed = intern ("search-failed");