$NetBSD: patch-ag,v 1.5 2011/12/20 16:18:16 dholland Exp $

- use standard headers
- don't croak on platforms where char is unsigned
- const correctness demanded by newer gcc
- declare main's return type
- should match patch-hcc_hcc_hc

--- hcc/hcc.cc.orig	1997-02-21 11:50:16.000000000 +0000
+++ hcc/hcc.cc
@@ -1,6 +1,5 @@
-#include "bool.h"
 #include "stdio.h"
-#include "std.h"
+#include <stdlib.h>
 #include "string.h"
 #include "ctype.h"
 
@@ -39,7 +38,7 @@ FILE *src;
 
 
 
-void f_open (FILE *&f, char name [], char mode [])
+void f_open (FILE *&f, const char name [], const char mode [])
   {f = fopen (name, mode);
     /* check_error */      {if (mode [0] == 'r' && f == NULL)
          {printf ("1, FILE, file '%s' not found\n", name);
@@ -51,7 +50,7 @@ void f_open (FILE *&f, char name [], cha
   }
 
 
-char *substring (char s [], int from)
+char *substring (const char s [], int from)
   {static bool is_init = false;
    static char *result;
 
@@ -68,7 +67,7 @@ char *substring (char s [], int from)
 
   }
 
-char *substring (char s [], int from, int to)
+char *substring (const char s [], int from, int to)
   {static bool is_init = false;
    static char *result;
 
@@ -91,8 +90,8 @@ char *substring (char s [], int from, in
 
 void changeall (char s           [], 
                 int  max_length_of_s,
-                char tmplate     [],
-                char replacement [])
+                const char tmplate     [],
+                const char replacement [])
 
   {char *pos;
 
@@ -129,7 +128,7 @@ void changeall (char s           [], 
 
   }
  
-char *complete (char name [], char tail [])
+char *complete (const char name [], const char tail [])
   {static char r [256];
 
    strcpy (r, name);
@@ -175,7 +174,7 @@ void dump_line_cor ()
      };
   }
 
-void pass_1_error (int line_no, char msg [], int l)
+void pass_1_error (int line_no, const char msg [], int l)
   {char err_msg [256];
    char ii      [128];
 
@@ -187,7 +186,7 @@ void pass_1_error (int line_no, char msg
    exit      (1);
   }
 
-void pass_1_error (int line_no, char msg [])
+void pass_1_error (int line_no, const char msg [])
   {fclose (src);
    printf ("error : %d : %s\n", line_no, msg);
    exit   (1);
@@ -203,7 +202,7 @@ bool pass_1 (char src_name [])
    char last_last_sym;
    int  last_ref_sym_line;
    int  last_ref_sym_no;
-   char sym;
+   signed char sym;
    int  nested_brackets;
    bool inside_refinement;
    bool inside_string;
@@ -1307,7 +1306,7 @@ void pass_3 (char src_name [])
 
   }
 
-main (int num_params, char *shell_params [])
+int main (int num_params, char *shell_params [])
   {char gcc_exec [256];
    char src_name [256];
    char options  [256];