/* input_file.c - Deal with Input Files -
- Copyright (C) 1987, 1990, 1991, 1992, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 98, 1999
+ Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with GAS; see the file COPYING. If not, write to
- the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ along with GAS; see the file COPYING. If not, write to the Free
+ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA. */
/*
* Confines all details of reading source bytes to this module.
#include "as.h"
#include "input-file.h"
-static int input_file_get PARAMS ((char **));
+static int input_file_get PARAMS ((char *, int));
/* This variable is non-zero if the file currently being read should be
preprocessed by app. It is zero if the file can be read straight in.
char *app_save;
};
\f
-/* These hooks accomodate most operating systems. */
+/* These hooks accomodate most operating systems. */
-void
+void
input_file_begin ()
{
f_in = (FILE *) 0;
}
-void
+void
input_file_end ()
{
}
-/* Return BUFFER_SIZE. */
-unsigned int
+/* Return BUFFER_SIZE. */
+unsigned int
input_file_buffer_size ()
{
return (BUFFER_SIZE);
}
-int
+int
input_file_is_open ()
{
return f_in != (FILE *) 0;
\f
void
input_file_open (filename, pre)
- char *filename; /* "" means use stdin. Must not be 0. */
+ char *filename; /* "" means use stdin. Must not be 0. */
int pre;
{
int c;
preprocess = pre;
- assert (filename != 0); /* Filename may not be NULL. */
+ assert (filename != 0); /* Filename may not be NULL. */
if (filename[0])
- { /* We have a file name. Suck it and see. */
+ { /* We have a file name. Suck it and see. */
f_in = fopen (filename, "r");
file_name = filename;
}
else
- { /* use stdin for the input file. */
+ { /* use stdin for the input file. */
f_in = stdin;
- file_name = _("{standard input}"); /* For error messages. */
+ file_name = _("{standard input}"); /* For error messages. */
}
if (f_in == (FILE *) 0)
{
}
/* Close input file. */
-void
+void
input_file_close ()
{
if (f_in != NULL)
/* This function is passed to do_scrub_chars. */
static int
-input_file_get (from)
- char **from;
+input_file_get (buf, buflen)
+ char *buf;
+ int buflen;
{
- static char buf[BUFFER_SIZE];
int size;
- size = fread (buf, sizeof (char), sizeof buf, f_in);
+ size = fread (buf, sizeof (char), buflen, f_in);
if (size < 0)
{
as_perror (_("Can't read from %s"), file_name);
size = 0;
}
- *from = buf;
return size;
}
char *
input_file_give_next_buffer (where)
- char *where; /* Where to place 1st character of new buffer. */
+ char *where; /* Where to place 1st character of new buffer. */
{
- char *return_value; /* -> Last char of what we read, + 1. */
+ char *return_value; /* -> Last char of what we read, + 1. */
register int size;
if (f_in == (FILE *) 0)