X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/68e7476278a3dc4bd13dab63cc23bc0e671e5525..8838172bf0c35831f6b0f0a9763af0d04edf5468:/lib-src/make-docfile.c

diff --git a/lib-src/make-docfile.c b/lib-src/make-docfile.c
index 6e22eb857e..eb15342ca5 100644
--- a/lib-src/make-docfile.c
+++ b/lib-src/make-docfile.c
@@ -1,14 +1,14 @@
 /* Generate doc-string file for GNU Emacs from source files.
    Copyright (C) 1985, 1986, 1992, 1993, 1994, 1997, 1999, 2000, 2001,
-                 2002, 2003, 2004, 2005, 2006, 2007, 2008
+                 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
                  Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
-GNU Emacs is free software; you can redistribute it and/or modify
+GNU Emacs is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 3, or (at your option)
-any later version.
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
 
 GNU Emacs is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -16,9 +16,8 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU Emacs; see the file COPYING.  If not, write to
-the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA.  */
+along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
+
 
 /* The arguments given to this program are all the C and Lisp source files
  of GNU Emacs.  .elc and .el and .c files are allowed.
@@ -35,7 +34,6 @@ Boston, MA 02110-1301, USA.  */
  Then comes the documentation for that function or variable.
  */
 
-#define NO_SHORTNAMES   /* Tell config not to load remap.h */
 #include <config.h>
 
 /* defined to be emacs_main, sys_fopen, etc. in config.h */
@@ -242,10 +240,10 @@ struct rcsoc_state
   /* A keyword we look for at the beginning of lines.  If found, it is
      not copied, and SAW_KEYWORD is set to true.  */
   char *keyword;
-  /* The current point we've reached in an occurance of KEYWORD in
+  /* The current point we've reached in an occurrence of KEYWORD in
      the input stream.  */
   char *cur_keyword_ptr;
-  /* Set to true if we saw an occurance of KEYWORD.  */
+  /* Set to true if we saw an occurrence of KEYWORD.  */
   int saw_keyword;
 };
 
@@ -356,7 +354,7 @@ scan_keyword_or_put_char (ch, state)
    PRINTFLAG is positive, output string contents to outfile.  If it is
    negative, store contents in buf.  Convert escape sequences \n and
    \t to newline and tab; discard \ followed by newline.
-   If SAW_USAGE is non-zero, then any occurances of the string `usage:'
+   If SAW_USAGE is non-zero, then any occurrences of the string `usage:'
    at the beginning of a line will be removed, and *SAW_USAGE set to
    true if any were encountered.  */
 
@@ -535,7 +533,7 @@ write_c_args (out, func, buf, minargs, maxargs)
 }
 
 /* Read through a c file.  If a .o file is named,
-   the corresponding .c file is read instead.
+   the corresponding .c or .m file is read instead.
    Looks for DEFUN constructs such as are defined in ../src/lisp.h.
    Accepts any word starting DEF... so it finds DEFSIMPLE and DEFPRED.  */
 
@@ -557,6 +555,15 @@ scan_c_file (filename, mode)
 
   infile = fopen (filename, mode);
 
+  if (infile == NULL && extension == 'o')
+    {
+      /* try .m */
+      filename[strlen (filename) - 1] = 'm';
+      infile = fopen (filename, mode);
+      if (infile == NULL)
+        filename[strlen (filename) - 1] = 'c'; /* don't confuse people */
+    }
+
   /* No error if non-ex input file */
   if (infile == NULL)
     {
@@ -900,9 +907,8 @@ scan_lisp_file (filename, mode)
 	      length--;
 
 	      /* Read in the contents.  */
-	      if (saved_string != 0)
-		free (saved_string);
-	      saved_string = (char *) malloc (length);
+	      free (saved_string);
+	      saved_string = (char *) xmalloc (length);
 	      for (i = 0; i < length; i++)
 		saved_string[i] = getc (infile);
 	      /* The last character is a ^_.
@@ -1001,7 +1007,9 @@ scan_lisp_file (filename, mode)
 	    }
 	}
 
-      else if (! strcmp (buffer, "custom-declare-variable"))
+      else if (! strcmp (buffer, "custom-declare-variable")
+	       || ! strcmp (buffer, "defvaralias")
+	       )
 	{
 	  char c1 = 0, c2 = 0;
 	  type = 'V';
@@ -1184,7 +1192,7 @@ scan_lisp_file (filename, mode)
       else
 	{
 #ifdef DEBUG
-	  fprintf (stderr, "## unrecognised top-level form, %s (%s)\n",
+	  fprintf (stderr, "## unrecognized top-level form, %s (%s)\n",
 		   buffer, filename);
 #endif
 	  continue;