X-Git-Url: http://git.hcoop.net/bpt/emacs.git/blobdiff_plain/2b0c7330457b8ca42375c92ada7dc7cefb0fa9fb..226c3633fdc0a259aa73aa9e6555cd42dd9f168c:/lib-src/ebrowse.c

diff --git a/lib-src/ebrowse.c b/lib-src/ebrowse.c
index 113b6fdfe4..1c43bc6a4f 100644
--- a/lib-src/ebrowse.c
+++ b/lib-src/ebrowse.c
@@ -1,6 +1,6 @@
 /* ebrowse.c --- parsing files for the ebrowse C++ browser
 
-Copyright (C) 1992-2011  Free Software Foundation, Inc.
+Copyright (C) 1992-2012  Free Software Foundation, Inc.
 
 This file is part of GNU Emacs.
 
@@ -20,11 +20,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include <config.h>
 #include <stdio.h>
-
-#ifdef HAVE_STDLIB_H
 #include <stdlib.h>
-#endif
-
 #include <string.h>
 #include <ctype.h>
 #include <assert.h>
@@ -49,16 +45,16 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 
 /* The character used as a separator in path lists (like $PATH).  */
 
-#if defined(__MSDOS__)
+#if defined (__MSDOS__)
 #define PATH_LIST_SEPARATOR ';'
-#define FILENAME_EQ(X,Y)    (strcasecmp(X,Y) == 0)
+#define FILENAME_EQ(X,Y)    (strcasecmp (X,Y) == 0)
 #else
-#if defined(WINDOWSNT)
+#if defined (WINDOWSNT)
 #define PATH_LIST_SEPARATOR ';'
-#define FILENAME_EQ(X,Y)    (stricmp(X,Y) == 0)
+#define FILENAME_EQ(X,Y)    (stricmp (X,Y) == 0)
 #else
 #define PATH_LIST_SEPARATOR ':'
-#define FILENAME_EQ(X,Y)    (streq(X,Y))
+#define FILENAME_EQ(X,Y)    (streq (X,Y))
 #endif
 #endif
 /* The default output file name.  */
@@ -378,7 +374,7 @@ int max_regexp = 50;
 
 char *inbuffer;
 char *in;
-int inbuffer_size;
+size_t inbuffer_size;
 
 /* Return the current buffer position in the input file.  */
 
@@ -467,10 +463,6 @@ static struct member *add_member (struct sym *, char *, int, int, unsigned);
 static void class_definition (struct sym *, int, int, int);
 static char *operator_name (int *);
 static void parse_qualified_param_ident_or_type (char **);
-static void usage (int) NO_RETURN;
-static void version (void) NO_RETURN;
-
-
 
 /***********************************************************************
 			      Utilities
@@ -492,7 +484,7 @@ yyerror (const char *format, const char *s)
    available.  */
 
 static void *
-xmalloc (int nbytes)
+xmalloc (size_t nbytes)
 {
   void *p = malloc (nbytes);
   if (p == NULL)
@@ -507,7 +499,7 @@ xmalloc (int nbytes)
 /* Like realloc but print an error and exit if out of memory.  */
 
 static void *
-xrealloc (void *p, int sz)
+xrealloc (void *p, size_t sz)
 {
   p = realloc (p, sz);
   if (p == NULL)
@@ -985,7 +977,7 @@ make_namespace (char *name, struct sym *context)
 }
 
 
-/* Find the symbol for namespace NAME.  If not found, retrun NULL */
+/* Find the symbol for namespace NAME.  If not found, return NULL */
 
 static struct sym *
 check_namespace (char *name, struct sym *context)
@@ -2515,7 +2507,7 @@ member (struct sym *cls, int vis)
 
           /* A function or class may follow.  */
         case TEMPLATE:
-          MATCH();
+          MATCH ();
           SET_FLAG (flags, F_TEMPLATE);
           /* Skip over template argument list */
           SKIP_MATCHING_IF ('<');
@@ -2792,10 +2784,10 @@ parse_classname (void)
 static char *
 operator_name (int *sc)
 {
-  static int id_size = 0;
+  static size_t id_size = 0;
   static char *id = NULL;
   const char *s;
-  int len;
+  size_t len;
 
   MATCH ();
 
@@ -2811,7 +2803,7 @@ operator_name (int *sc)
       len = strlen (s) + 10;
       if (len > id_size)
 	{
-	  int new_size = max (len, 2 * id_size);
+	  size_t new_size = max (len, 2 * id_size);
 	  id = (char *) xrealloc (id, new_size);
 	  id_size = new_size;
 	}
@@ -2832,7 +2824,7 @@ operator_name (int *sc)
     }
   else
     {
-      int tokens_matched = 0;
+      size_t tokens_matched = 0;
 
       len = 20;
       if (len > id_size)
@@ -2853,7 +2845,7 @@ operator_name (int *sc)
 	  len += strlen (s) + 2;
 	  if (len > id_size)
 	    {
-	      int new_size = max (len, 2 * id_size);
+	      size_t new_size = max (len, 2 * id_size);
 	      id = (char *) xrealloc (id, new_size);
 	      id_size = new_size;
 	    }
@@ -2934,7 +2926,7 @@ parse_qualified_ident_or_type (char **last_id)
     }
 
   while (enter--)
-    leave_namespace();
+    leave_namespace ();
 
   return cls;
 }
@@ -3511,7 +3503,7 @@ Usage: ebrowse [options] {files}\n\
       --version			display version info\n\
 "
 
-static void
+static _Noreturn void
 usage (int error)
 {
   puts (USAGE);
@@ -3526,11 +3518,11 @@ usage (int error)
 # define VERSION "21"
 #endif
 
-static void
+static _Noreturn void
 version (void)
 {
   /* Makes it easier to update automatically. */
-  char emacs_copyright[] = "Copyright (C) 2011 Free Software Foundation, Inc.";
+  char emacs_copyright[] = "Copyright (C) 2012 Free Software Foundation, Inc.";
 
   printf ("ebrowse %s\n", VERSION);
   puts (emacs_copyright);
@@ -3550,7 +3542,7 @@ process_file (char *file)
   fp = open_file (file);
   if (fp)
     {
-      int nread, nbytes;
+      size_t nread, nbytes;
 
       /* Give a progress indication if needed.  */
       if (f_very_verbose)
@@ -3574,12 +3566,10 @@ process_file (char *file)
 	    }
 
 	  nbytes = fread (inbuffer + nread, 1, READ_CHUNK_SIZE, fp);
-	  if (nbytes <= 0)
+	  if (nbytes == 0)
 	    break;
 	  nread += nbytes;
 	}
-      if (nread < 0)
-	nread = 0;
       inbuffer[nread] = '\0';
 
       /* Reinitialize scanner and parser for the new input file.  */