/* input_file.c - Deal with Input Files -
- Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1995, 1999, 2000, 2001,
- 2002, 2003, 2005, 2006, 2007, 2009, 2012
- Free Software Foundation, Inc.
+ Copyright (C) 1987-2020 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
/* We use static data: the data area is not sharable. */
static FILE *f_in;
-static char *file_name;
+static const char *file_name;
/* Struct for saving the state of this module for file includes. */
struct saved_file
{
FILE * f_in;
- char * file_name;
+ const char * file_name;
int preprocess;
char * app_save;
};
char *
input_file_push (void)
{
- register struct saved_file *saved;
+ struct saved_file *saved;
- saved = (struct saved_file *) xmalloc (sizeof *saved);
+ saved = XNEW (struct saved_file);
saved->f_in = f_in;
saved->file_name = file_name;
void
input_file_pop (char *arg)
{
- register struct saved_file *saved = (struct saved_file *) arg;
+ struct saved_file *saved = (struct saved_file *) arg;
input_file_end (); /* Close out old file. */
free (arg);
}
\f
+/* Open the specified file, "" means stdin. Filename must not be null. */
+
void
-input_file_open (char *filename, /* "" means use stdin. Must not be 0. */
+input_file_open (const char *filename,
int pre)
{
int c;
if (feof (f_in))
return 0;
-
+
size = fread (buf, sizeof (char), buflen, f_in);
if (ferror (f_in))
as_bad (_("can't read from %s: %s"), file_name, xstrerror (errno));